Tel.: (361) 258 2208 (O) Fax. (361) 258 2249, 269 0762
     e-mail: arungoyl@iitg.ernet.in
     URL: http://www.iitg.ernet.in/biotech/goyal.htm
               http://www.biomedexperts.com/Profile.bme/486220/Arun_Goyal
 

             Education

• 1995 Ph.D. Indian Institute of Technology Kanpur, Kanpur, India.

• 1989 M.Tech. Biochemical Engineering & Biotechnology, Indian Institute of Technology Delhi, New Delhi.

• 1988 M.Sc. Chemistry, Indian Institute of Technology Delhi, New Delhi.

• 1986 B.Sc. (Honours) Chemistry, Hindu College, University of Delhi, Delhi.
  
  Positions held   
    
  Dec 2009 - Contd.          Professor, Department of Biotechnology, Indian Institute of Technology Guwahati (IITG), Assam, India
  Apr 2009 - Contd.           Head, Department of Biotechnology, Indian Institute of Technology Guwahati (IITG), Assam, India
  May 2005 - Apr 2006      Vice-Chairman, Graduate Aptitude Test in Engineering (GATE) 2006.
  May 2004 - Nov 2009     Associate Professor, Department of Biotechnology, Indian Institute of Technology Guwahati (IITG), Assam, India
  Aug 2003 - May 2004     Visiting Associate Prof., Department of Biotechnology, Indian Institute of Technology Guwahati (IITG), Assam, India
  Sep 2000 - Aug 2003     Post-doctoral Scholar at Faculty of Veterinary Medicine (FMV), Technical University of Lisbon (UTL), Lisbon,
  Feb 2000 - Jun 2000     Scientist, Department of Biotechnology, Birla Institute of Scientific Research (BISR), Jaipur, India.
  Feb 1999 - Sep 1999     Post-doctoral Fellow, Department of Biological Sciences, Wayne State University (WSU), Detroit, Michigan, USA.
  Nov 1998 - Feb 1999     Visiting Scholar, Neurobiotechnology Center, Ohio State University (OSU), Columbus, Ohio, USA.
  Jan 1996 - Oct 1998      Post-doctoral Research Associate, Department of Biochemistry, University College Dublin (UCD), Dublin, Ireland.
  
  Scholarships/Fellowships/Honours/Awards/Nominations/Recognitions   
  •  2009  Awarded Rashtriya Gaurav Award and Certificate of Excellence for meritorious services and outstanding performance by India International
                 Friendship Society (IIFS)
  •  2009  Elected as FABAP (Fellow, Association of Biotechnology and Pharmacy) for distinguished and dedicated services to Profession of
                 Biotechnology and Pharmacy.
  •  2008  Elected as FBRS (Fellow, Biotech Research Society) of India in recognition of outstanding research contributions to advancement of
                 Biotechnology.
  •  2007  J.V. Bhat Award for Best Paper published in Indian Journal of Microbiology (Springer) in 2006.
  •  2007  3-D structure of Lichenase was selected for Cover Page for Abstract Book of 36th National Seminar on Crystallography (NSC-36), Jan 22-
                 24, 07, University of Madras,  Chennai, India.
  •  2006  Elected FAMI (Fellow of Association of Microbiologists of India) for outstanding contributions to the Science and Profession of Microbiology.
  •  1988  Graduate Aptitude Test in Engineering (GATE) Fellowship, National Scholarship, [conducted by Ministry of Human Resource Development
                 (MHRD), Govt. of India] with 96.1 percentile.
  •  1988  University Grants Commission (UGC) Fellowship, Junior and Senior Research Fellowships, on qualifying the National Entrance Test (NET)
                 jointly conducted by University Grants Commission-Council of Scientific and Industrial Research (UGC-CSIR), India.
  •  1981  Rai Kedar Nath Memorial Scholarship for 2 years (1981-1983) by Ramjas Foundation, Delhi, India, Merit scholarship, for 2nd position at
                school at Delhi Secondary School Certificate Examination (CBSE Delhi, Class 10th).

    Journal Affiliations

International
• 2009 Invited Reviewer, Carbohydrate Polymers (April 2009)
• 2009 Invited Reviewer, Proteins and Peptide Letters (March 2009)
• 2009 Invited Reviewer, Process Biochemistry, Elsevier (Feb 2009)
• 2008 Invited Reviewer, Biotechnology Progress, Elsevier (Oct 2008)
• 2008 Invited Reviewer, Enzyme and Microbial Technology, Elsevier (Aug 2008)
• 2008 Invited Reviewer, International Journal of Biological Sciences, USA (June 2008)
• 2008 Invited Reviewer, Applied Biochemistry and Biotechnology (Elsevier) (Jan 2008)
• 2007 Invited Reviewer, Journal of Basic Microbiology (Wiley Publications) (Oct 2007)
• 2007 Invited Reviewer, Bioresource Technology (Elsevier) (Sep 2007)
• 2006 Reviewer, Journal of Food Biochemistry, from UC Davis, USA, (Blackwell Publishers).

National
• 2009 Member, Editorial Board, Journal of Microbial World 
• 2008 Invited Reviewer, Current Trends in Biotechnology and Pharmacy.
• 2007 Editor, Indian Journal of Microbiology (AMI publications by Springer-Verlag)
• 2007 Associate Editor, Indian Journal of Microbiology (AMI publications by Springer)
• 2004 Member, Editorial Board, Indian Journal of Microbiology (Feb. 2004-Dec 2006).

      Professional Society Affiliations

 
International
• 2007 Member, American Society of Microbiology (Jan 2007).
• 2005 Member, American Society for Biochemistry and Molecular Biology (ASBMB)
• 2002 Member, Portuguese Biochemical Society (SPB) (Former member, 2002-2003).
• 1996 The Biochemical Society, UK (Former member, 1996-1998).
• 1995 Life member, Association of Microbiologists of India (AMI), since 1995.

National
• 2009 Life member Indian Science Congress Association (ISCA), (Nov. 2009)
• 2009 Life member, National Academy of Biological Sciences (NABS), (Oct. 2009)
• 2009 President, Biotech Research Society of India (BRSI), Guwahati Unit (April 2009)
• 2009 Member, Central Management Council, Biotech Research Society of India (BRSI) (May 2009)
• 2008 Life member, North East Biotechnology Association (NEBA)
• 2008 Life member, Association of Biotechnology and Pharmacy (ABAP)
• 2008 Life member, Microbiologist’s Society, India (Jan 2008)
• 2006 Life member, Association of Carbohydrate Chemists and Technologists of India (ACCTI)
• 2005 Life member, Indian Crystallographic Association (ICA), since July 2005.
• 2004 Life member, Biotech Research Society of India (BRSI), since Sep. 2004.
• 2003 Life member, Society of Biological Chemists of India (SBCI), since Oct. 2003.

      Teaching responsibilities and experience

• Involved in teaching courses at IIT Guwahati.

Ph.D. courses
• BT 602 Basic Biotechnology (Biochemical Engineering, Downstream Processing)
• BT 607 Plant Biotechnology (Plant cell culture)
• BT 608 Microbial Biotechnology

M.Tech. courses
• BT 504 Biomolecular and Cellular Process Engineering
• BT 520 Applied Biology and Bio-engineering Laboratory

B.Tech. courses (number of times taught)
• BT 101 Modern Biology
• BT 204 Plant Biotechnology (Plant cell culture)
• BT 220 Microbiology Laboratory
• BT 202 Microbiology
• BT 240 Plant Biotechnology Laboratory (Molecular Biology techniques)
• BT 305 Industrial Microbiology
• BT 426 Enzyme Structure and Reaction Mechanism (Elective)

Responsibilities held at Department
• Head of Department (April 2009 -contd)
• Faculty Advisor, (April 2007- contd.)
• Member, Institute Library Committee (April 2007- April 2009)
• Member, Faculty Recruitment Committee (Oct. 2003- Contd.)
• Coordinator, Equipment Indent Committee (April-2006-07)
• Secretary, Departmental Undergraduate Programme Committee (DUPC) (Oct. 2003-Oct. 2005)
• Member, Departmental Post Graduate Programme Committee (DPPC). (Oct. 2003-May 2005)
• Chairman, Ph.D. student selection committee, Dec. 2004 and member, May 2004, June 2005.
• Undergraduate and Postgraduate Research Laboratory designing and furnishing.

Responsibilities held at IIT Guwahati
• Member, Senate IIT Guwahati (April 2009- contd)
• Invitee, Senate IIT Guwahati (August 2003- March 2009)
• Vice-Chairman, Graduate Aptitude Test in Engineering, GATE 2006.
• Member, Institute Undergraduate Programme Committee (IUPC). (Oct. 2003 - Oct.2005)
• Member, Committee for Centre for Environmental Science and Engineering. (Feb. 2004)
• Chairman, Course Numbering Committee, appointed by IUPC (March 2004).
• External Member, Departmental Undergraduate Programme Committee (DUPC), Department of Chemical Engineering.

                          (Dec 03-Nov 05)
• Member, Selection Committee for Technical Assistants at Department of Biotechnology. (Jan 2005)
• Member, Selection Committee for Technical Assistants at Centre for Environment. (March 2005)

Responsibilities held at National level
• Empanelled and Invited as Observer, Central Board of Secondary Education, CBSE, Pre-medical Examination since 2005.
• Panel of Experts, Union Public Service Commission (UPSC), Since Feb 2005.
• Examination conduction as Indian Institute of Technology (IIT) representative at centers for GATE, JEE, JAM, DRDO-SET, BSNL.

Foreign Language
Basic level (1 year) and Advanced Level (1 year) Portuguese Language course for reading, writing and speaking Portuguese.
 

Ongoing Research:

1.     Structural, functional and biochemical analysis of modular cellulases.

2.      Optimization of production, identification, purification and functional analysis of glucansucrase and fructansurase from Leuconostoc mesenteroides, Lactobacillus, platarum, lactobacillus fermentum, Weisella confusa and Weisella cibaria.

3.     The conditions for culture media, growth and for maximum secretion of enzyme have been optimized using Batch fermentation. Purification of enzyme by PEG fractionation, sieze exclusion chromatography. Identification of dextransucrase activity staining and molecular size analysis by HPLC and SDS-PAGE.  The linkage pattern of dextran produced by ¹H & ¹³C NMR, GC-MS and HPLC techniques. The conditions and media composition for production of enzyme using one variable and surface response methodology (RSM).

4.      Microbial conversion of cellulosic agrowaste to bioethnol using microbial cultures and recombinant cellulases for efficient production of ethanol.

5.      Cloning, expression and determining ligand specificity and role of carbohydrate-binding modules (CBM6 and CBM35) of cellulase, xylanase and xylosidase.

6.      Determining 3-Dimensional structure and to construct mutants of carbohydrate binding modules (CBMs) from Clostridium thermocellum by in vitro site-directed mutagenesis to identify amino acids involved in binding the polysaccharides.

7.      Molecular cloning and biochemical analysis of multi-domain hemicellulases, mannanases, galactanases, b-1,3 cellulases, xylanases and enzymes  that remove side chains from hemicelluloses.

8.      Protein engineering of carbohydrate active enzymes to create novel biocatalysts by altering substrate specificity or by improving efficiency to produce food and feed supplements.

9.      Screening and conservation of Microbial Diversity of industrially useful microorganisms from North-East India.

2011

1.     Arijita Dutta, Deeplina Das and *Arun Goyal (2011) Purification and characterization of fructan and fructansucrase from Lactobacillus fermentum AKJ15 isolated from Kodo ko Jaanr, a fermented beverage from North Eastern Himalayas. International Journal of Food Sciences and Nutrition. (in press) (IF 1.2)

2.     Ruchi Mutreja, *Debasish Das, Dinesh Goyal, *Arun Goyal (2011) Bioconversion of agricultural waste to ethanol by SSF using recombinant cellulase from Clostridium thermocellum. Enzyme Research, Vol 2011, 10 pages

3.     Deepmoni Deka, P. Bhargavi, Ashish Sharma, Dinesh Goyal, M. Jawed and *Arun Goyal (2011) Enhancement of cellulase activity from a new strain of Bacillus subtilis by medium development and analysis with various cellulosic substrates. Enzyme Research, Vol 2011, 8 pages doi:10.4061/2011/151656. 1 citations

4.     Seema Patel and *Arun Goyal (2011) Functional oligosaccharides: Production, properties and applications. World Journal of Microbiology and Biotechnology, 27, 119-1128. (IF 1.0)

2010

5.     Rishikesh Shukla, Ilia Iliev and *Arun Goyal (2010) Purification and characterization of dextransucrase from Leuconostoc mesenteroides NRRL B-1149. Biotechnology and Biotechnological Equipnment 24(2)SE, 576-580. (IF 0.43) 1 citation

6.     Seema Patel, Naresh Kasoju, Utpal Bora and *Arun Goyal (2010) Structural analysis and biomedical applicatins of dextran produced by a new isolate Pediococcus pentosaceus screened from biodiversity hot spot Assam. Bioresource Technology, 101, 6852-6855. (IF 4.4) 6 citations

7.     Seema Patel and *Arun Goyal (2010) 16S rRNA based identification and phylogenetic analysis of a novel dextran producing Pediococcus pentosaceus isolated from north-east Indian microbial diversity. Current Trends Biotechnology and Pharmacy, 4, 746-754. 3 citations

8.     Seema Patel and *Arun Goyal (2010) Isolation, characterization and mutagenesis of exopolysaccharide synthesizing new strains of lactic acid bacteria. Internet Journal of Microbiology 8(1) (Internet Scientific Publications LLC, USA). 7 citations

2009

9.     C. Montanier, V.A. Money, V.M. Pires, J.E. Flint, B.A. Pinheiro, Arun Goyal, J.A. Prates, A. Izumi, H. Stålbrand, C. Morland, A. Cartmell, K. Kolenova, E. Topakas, E.J. Dodson, D.N. Bolam, G.J. Davies, C.M. Fontes, H.J. Gilbert (2009) The active site of a carbohydrate esterase displays divergent catalytic and noncatalytic binding functions. PLoS Biology 7, 687-697. (Public Library of Science, USA, Impact factor 12.9 by ISI)  5 citations

10.  Avishek Majumder, Anshuma Mangtani, Seema Patel, Rishikesh Shukla and *Arun Goyal (2009) Gluco-oligosaccharides production from glucan of Leuconostoc mesenteroides NRRL B-742 by microwave assisted hydrolysis. Current Trends in Biotechnology and Pharmacy 3(4), 405-411. 1 citations

11.  Angad Singh, Avishek Majumder and *Arun Goyal (2009) Mutagenesis of Leuconostoc dextranicum NRRL B-1146 for higher glucan production. Internet Journal of Microbiology, 7(1) (Internet Scientific Publications LLC, USA) 

12.  Avishek Majumder, Sourabh Bhandari, Ravi Kiran Purama, Seema Patel and *Arun Goyal (2009) Enhanced production of a novel dextran with gelling properties from Leuconostoc mesenteroides NRRL B-640 by statistical optimization. Annals of Microbiology. 59(2), 309-315. (IF 0.43) 5 citations

13.  Shadab Ahmed, Tushar Saraf and *Arun Goyal (2009) Homology modeling of family 39 glycoside hydrolase from Clostridium thermocellum. Current Trends in Biotechnology and Pharmacy, 3(2), 210-218. 1 citations

14.  Avishek Majumder and *Arun Goyal (2009) Rheological and gelling properties of a novel glucan from  Leuconostoc dextranicum NRRL B-1146. Food Research International 42, 525-528 (Elsevier) (IF 2.6) 6 citations

15.  Ravi Kiran Purama and *Arun Goyal (2009) Optimization of conditions of Leuconostoc mesenteroides NRRL B-640 for production of dextransucrase and its assay. Journal of Food Biochemistry 33, 218-231. (Blackwell)    (IF 0.62) 9 citations

16.  Ravi Kiran Purama, Papori Goswami, Abu Taleb Khan and *Arun Goyal (2009) Structural analysis and properties of dextran produced by  Leuconostoc mesenteroides NRRL B-640. Carbohydrate Polymers, 76, 30-35 (Elsevier)   (IF 3.5) 11 citations

17.  Avishek Majumder, Angad Singh and *Arun Goyal (2009) Application of response surface methodology for glucan production from Leuconostoc dextranicum and its structural characterization. Carbohydrate Polymers 75, 150-156. (Elsevier)   (IF 3.5) 14 citations

18.  Ravi Kiran Purama and *Arun Goyal (2009) Purified dextransucrase from Leuconostoc mesenteroides NRRL B-640 exists as single homogeneous protein: Analysis by non-denaturing native-PAGE. Internet Journal of Microbiology. 6 (1), 1-7. (ISSN1937-8289, Internet Scientific Publications LLC, USA, www.ispub.com)  1 citations

19.  Shadab Ahmed, Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder, Carlos M.G.A. Fontes and *Arun Goyal (2009) Structural and biochemical properties of Lichenase from Clostridium thermocellum. Indian Journal of Microbiology 49, 72-76. (Springer) (IF 0.93) 3 citations

20.  Shadab Ahmed, Deepmoni Deka, M. Jawed, Dinesh Goyal, Carlos M.G.A. Fontes and *Arun Goyal (2009) Biochemical characterization of a recombinant derivative (CtLic26A-Cel5) of a cellulosomal cellulase from Clostridium thermocellum. Current Trends in Biotechnology and Pharmacy 3, 56-63. (a publication by Association of Biotechnology and Pharmacy, India) 1 citations

2008

21.  Shadab Ahmed, Carlos M.G.A. Fontes and *Arun Goyal (2008) Recombinant Lichenase from Clostridium thermocellum binds glucomannan but not to lichenan: Analysis by affinity electrophoresis. Annals of Microbiology, 58(4), 723-725. Springer (IF 0.43) 2 citations

22.  Ravi Kiran Purama and *Arun Goyal (2008) Effect of nutrients using one variable at a time approach for dextransucrase production from Leuconostoc  mesenteroides NRRL B-640. Internet Journal of Microbiology 5(1)1-12. (ISSN1937-8289,Internet Scientific Publications LLC, USA, www.ispub.com) 2 citations

23.  Angad Singh, Avishek Majumder and *Arun Goyal (2008) Artificial intelligence based optimization of exocellular glucansucrase production from Leuconostoc dextranicum NRRL B-1146. Bioresource Technology 99, 8201-8206. (Elsevier)   (IF 4.4) 13 citations

24.  Avishek Majumder, Anshuma Mangtani and *Arun Goyal (2008) Purification, identification and functional characterization of glucansucrase from Leuconostoc dextranicum NRRL B-1146. Current Trends in Biotechnology and Pharmacy 2(4), 493-505. (a publication by Association of Biotechnology and Pharmacy, India) 2 citations

25.  Ravi Kiran Purama, Gurtej Singh, Avishek Majumder, V.V. Dasu and *Arun Goyal (2008) Dextransucrase production by Leuconostoc mesenteroides NRRL B-640 in bioreactor: effect of aeration and mathematical modelling. Journal of Applied Biosciences and Biotechnology, 4, 9-14. (a publication of North East Biotechnology Association, India) 2 citations

26.  Ravi Kiran Purama and *Arun Goyal (2008) Application of response surface methodology for maximizing dextransucrase production from Leuconotoc mesenteroides NRRL-B-640 in a bioreactor. Applied Biochemistry and Biotechnology, 151, 182-192. (Humana Press). (IF 2.0) 4 citations

27.  Avishek Majumder and *Arun Goyal (2008) Optimization of culture conditions of a novel glucan producing glucansucrase from Leuconostoc dextranicum NRRL B-1146. Current Trends in Biotechnology and Pharmacy 3, 260-268. (a publication by Association of Biotechnology and Pharmacy, India)    3 citations

28.  Ravi Kiran Purama and *Arun Goyal (2008) Screening and optimization of nutritional factors for higher dextransucrase production by Leuconostoc mesenteroides NRRL B-640 using statistical approach. Bioresource Technology 99, 7108-7114. (Elsevier)   (IF 4.4) 12 citations

29.  Ravi Kiran Purama, Mayur Agrawal, Avishek Majumder, Shadab Ahmed and *Arun Goyal (2008) Antibiotic sensitivity, carbohydrate fermentation and plasmid profiles of glucansucrase producing four Leuconostoc strains. Journal of Pure and Applied Microbiology 2, 139-146. (Oriental Scientific Publishing Company) 7 citations

30.  Avishek Majumder and *Arun Goyal (2008) Enhanced production of exocellular glucansucrase from Leuconostoc dextranicum NRRL B-1146 using response surface method. Bioresource Technology 99, 3685-3691. (Elsevier) (IF 4.4) 27 citations

31.  Ravi Kiran Purama and *Arun Goyal (2008) Identification, effective purification and functional characterization of dextransucrase from Leuconostoc mesenteroides NRRL B-640. Bioresource Technology 99, 3635-3542.  (Elsevier) (IF 4.4) 16 citations

2007

32.  Avishek Majumder and *Arun Goyal (2007) Use of statistically designed medium for improved glucansucrase production from Leuconostoc dextranicum NRRL B-1146 in a bioreactor. International Journal of Chemical Sciences 5(4), 1525-1531. 1 citation

33.  Ravi Kiran Purama, Gurtej Singh, Avishek Majumder, V.V. Dasu and *Arun Goyal (2007) Dextransucrase production from Leuconostoc mesenteroides NRRL B-640 in batch fermentation. International Journal of Chemical Sciences 5(4), 1497-1504. 3 citations

34.  Avishek Majumder, Ravi K. Purama and *Arun Goyal (2007) An overview of purification methods of glycoside hydrolase family 70 dextransucrase. Indian Journal of Microbiology 47, 197-206. (Springer) (IF 0.93) 6 citations

35.  Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder, Carlos M.G.A. Fontes and *Arun Goyal (2007) Functional characterisation and mutation analysis of family 11, Carbohydrate-Binding Module (CBM11) of bi-functional cellulosomal cellulase from Clostridium thermocellum.  Indian Journal of Microbiology 47, 109-118. (Springer)  (IF 0.93) 3 citations

36.  *Arun Goyal, D.P. Tyagi and S.S. Katiyar (2007) Presence of a single and non-essential cysteine residue in dextransucrase of Leuconostoc mesenteroides NRRL B-512F. Journal of Enzyme Inhibition and Medicinal Chemistry 22, 111-113. (Taylor and Francis) (IF 1.6) 1 citation

2006

37.  Sangeeta Bharali, Ravi Kiran Purama,  Avishek Majumder, Carlos M.G.A. Fontes and *Arun Goyal (2006) Molecular characteristics of a novel, recombinant glycoside hydrolase of family 26 from Clostridium thermocellum. Indian Journal of Microbiology 46(4), 371-378. (Springer) (IF 0.93) 4 citations

38.  M.S.J. Centeno, Arun Goyal, J.A.M. Prates, L.M.A. Ferreira, H.J. Gilbert and C.M.G.A Fontes (2006) Novel modular enzymes encoded by a cellulase gene cluster in Cellvibrio mixtus. FEMS Microbiology Letters, 265, 26-34. (Elsevier) (IF 2.1) 3 citations

39.  M.S.J. Centeno, C.I.P.D. Guerreiro, F.M.V. Dias, C. Morland, L.E. Tailford, Arun Goyal, J.A.M. Prates, L.M.A. Ferreira, E.F. Mongodin, K.E., Nelson, H.J. Gilbert and C.M.G.A Fontes (2006) Galactomannan hydrolysis and mannose metabolism in Cellvibrio mixtus. FEMS Microbiology Letters 261, 123-132. (Elsevier) (IF 2.1) 10 citations

40.  M. Nigam, *Arun Goyal and S.S. Katiyar (2006) High yield purification of Leuconostoc mesenteroides NRRL B-512F dextransucrase by phase-partitioning. Journal of Food Biochemistry 30(1), 12-20. (Blackwell) IF (0.62) 6 citations

2005

41.  Sangeeta Bharali, Ravi K. Purama, Avishek Majumder, Carlos M.G.A. Fontes and *Arun Goyal (2005) Molecular cloning and biochemical properties of family 5 glycoside hydrolase of bi-functional cellulase from Clostridium thermocellum. Indian Journal of Microbiology 45(4), 317-321. (Springer) (IF 0.93) 5 citations

42.  *Arun Goyal, E. Taylor, C.I.P.D. Guerreiro, J.A.M. Prates, V. Money, N. Ferry. C. Morland, A. Planas, J.A. Macdonald, R.V. Stick, H.J. Gilbert, C.M.G.A. Fontes and G.J. Davies (2005) How family 26 glycoside hydrolases orchestrate catalysis on different polysaccharides? Structure and activity of a Clostridium thermocellum lichenase, CtLic26A. Journal of Biological Chemistry 280 (38), 32761-32767. (American Society of Biochemistry and Molecular Biology (ASBMB) Publication) ( IF 5.8) 24 citations

43.  Ravi Kiran Purama and *Arun Goyal (2005) Dextransucrase production from Leuconostoc mesenteroides. Indian Journal of Microbiology 45(2), 89-101. (Springer) (IF 0.93) 29 citations

2004

44.  F.M.V. Dias, *Arun Goyal, H.J. Gilbert, J.A.M. Prates, L.M.A Ferreira and C.M.G.A. Fontes (2004) The N-terminal family 22 carbohydrate-binding module of Xylanase 10B of Clostridium thermocellum is not a thermostabilizing domain. FEMS Microbiology Letters 238(1), 71-78. (Elsevier) (IF 2.0) 13 citations

45.  *Arun Goyal, A.L. Carvalho, J.A.M. Prates, D.N. Bolam, H.J. Gilbert, V.M.R. Pires, L.M.A Ferreira, A. Planas, M.J. Romao and C. M.G.A. Fontes (2004) The family 11 Carbohydrate-Binding Module of Clostridium thermocellum Lic26ACel5E accommodates β-1,4 and β-1,3-1,4-mixed linked glucans at a single binding site. Journal of Biological Chemistry 279(33), 34785-34793.  (American Society of Biochemistry and Molecular Biology (ASBMB) Publication)  (IF 5.8) 48 citations

Before 2004

46. *Arun Goyal, X.-G. Wang and P.C. Engel (2001) Allosteric behaviour of 1:5 hybrids of mutant subunits of Clostridium symbiosum glutamate dehydrogenase differing in their amino acid specificity. Biochemical Journal 360 (3), 651-656. (Portland Press, UK) (IF 5.0) 2 citations
47. *Arun Goyal, X.-G. Wang and P.C. Engel (1998) Patterns of activation of norleucine activity of quadruple mutant derived from clostridial glutamate dehydrogenase. Biochemical Society Transactions 26, S380. (Portland Press, UK) (IF 3.1)
48. Arun Goyal, S. Aghajanian, B.M. Hayden, X.-G. Wang and P.C. Engel (1998) Construction and investigation of co-operativity in hybrids of norleucine- and glutamate-active subunits of clostridial glutamate dehydrogenase. Biochemical Society Transactions 26, S27. (Portland Press, UK) (IF 3.1)   3 citations

49. *Arun Goyal and S.S. Katiyar (1998) Chemical modification of dextransucrase from Leuconostoc mesenteroides NRRL B-512F by pyridoxal-5'-phosphate: evidence for the presence of an essential lysine residue at the active site. Biochemistry and Molecular Biology International 44(6), 1167-1174. (Academic Press, now Elsevier) (IF 0.8) 1 citations
50. *Arun Goyal and S.S. Katiyar (1998) Studies on the inactivation of Leuconostoc mesenteroides NRRL B-512F dextransucrase by o-phthalaldehyde: Evidence for the presence of an essential lysine residue at the active site. Journal of Enzyme Inhibition 13(2), 147-160. (Harwood Academic Publishers, now Taylor and Francis) (IF 1.6) 2 citations
51. *Arun Goyal and S. Aghajanian, B.M. Hayden, X.-G. Wang and P.C. Engel (1997) Inter-subunit communication in hybrid hexamer of K89L/A163G/S380A and C320S mutants of glutamate dehydrogenase from Clostridium symbiosum. Biochemistry 36(48), 15000-15005. (American Chemical Society (ACS) Publication) (IF 3.2) 2 citations
52. *Arun Goyal and S.S. Katiyar (1997) Effect of certain nutrients on the production of dextransucrase from Leuconostoc mesenteroides NRRL B-512F. Journal of Basic Microbiology 37(3), 197-204. (Wiley) (IF 1.4)  16 citations
53. *Arun Goyal and S. Chand (1996) Isolation of NADH from Saccharomyces cerevisiae by ether permeabilization and its purification by affinity ultrafiltration. Indian Journal of Experimental Biology 34(10), 999-1004. (National Institute of Science Communication and Information Resources (NISCAIR) publication, New Delhi, India)
54. *Arun Goyal and S.S. Katiyar (1996) Regulation of dextransucrase productivity from Leuconostoc mesenteroides NRRL B-512F by the maintenance media. Journal of General and Applied Microbiology 42(1), 81-85. (Microbiology Research Foundation, Tokyo, Japan) (IF 1.0)  19 citations
55. *Arun Goyal and S.S. Katiyar (1995) 2,4,6-Trinitrobenzenesulphonic acid as a probe for lysine at the active site of dextransucrase from Leuconostoc mesenteroides NRRL B-512F. Biochemistry and Molecular Biology International 36(3), 639-647. (Academic Press, now Elsevier) (IF 0.8) 3 citations
56. *Arun Goyal and S.S. Katiyar (1995) Involvement of a lysine in the inactivation of Leuconostoc mesenteroides NRRL B-512F dextransucrase by o-phthalaldehyde. Biochemistry and Molecular Biology International 36(3), 579-585. (Academic Press, now Elsevier) (IF 0.8) 3 citations
57. *Arun Goyal, M. Nigam and S.S. Katiyar (1995) Optimal conditions for production of Leuconostoc mesenteroides NRRL B-512F dextransucrase and its properties. Journal of Basic Microbiology 35(6), 375-384. (Wiley) (IF 1.4) 14 citations
58. *Arun Goyal and S.S. Katiyar (1995) Inactivation of Leuconostoc mesenteroides NRRL B-512F dextransucrase by specific modification of lysine residues with pyridoxal-5'-phosphate. Journal of Enzyme Inhibition 8, 291-295. (Harwood Academic Publishers, now Taylor and Francis) (IF 1.6) 4 citations
59. *Arun Goyal and S.S. Katiyar (1994) Fractionation of Leuconostoc mesenteroides NRRL B-512F dextransucrase by polyethylene glycol: A simple and effective method of purification. Journal of Microbiological Methods 20, 225-231. (Elsevier)  (IF 2.5, 17 citations)

1.         Seema Patel, Damini Kothari, Arabinda Ghosh and *Arun Goyal (2009) Optimization of critical medium components using Response Surface Methodology for enhancing the dextran production by the mutant of a new isolate of lactic acid bacteria. 50^th Annual Conference of Association of Microbiologists of India. December 15-18, 2009, National Chemical Laboratory, Pune, p260-261.

2.         Seema Patel, Damini Kothari, S. Krishna Bindu,  Deeplina Das and *Arun Goyal (2009) Statistical optimization of medium as a strategy to enhance the dextransucrase activity of mutant of a new isolate of lactic acid bacteria. 50^th annual Conference of Association of Microbiologists of India, December 15-18, 2009, National Chemical Laboratory, Pune, pp253-254.

3.         Deepmoni Deka, P. Bhargavi, Shuchi Singh, Saprativ P. Das., Ashish Sharma, Dinesh Goyal, M. Jawed  and *Arun Goyal (2009) Activity enhancement of an alkaline cellulase from a new isolate of Bacillus sp. (AS3) by Statistical methods 50^th annual Conference of Association of Microbiologists of India, December 15-18, 2009, National Chemical Laboratory, Pune, p210.

4.         Seema Patel and Arun Goyal (2009) Production, purification and characterization of homopolysaccharides produced by two natural isolates of lactic acid bacteria, SPO and SPA. International Conference on Emerging trends Biomedical and Nanotechnology, Dec 19-21, 2009, Acharya Nagarjuna Univeristy, Guntur, India. pp32-33.

5.         Nadeem Akhtar, Somesh Ajnavi, Dinesh Goyal and *Arun Goyal (2009) Enhanced biodegradation of cellulosic waste by a new isolate of Bacillus sp. and Trichoderma reesei (MTCC 164). International Conference on Emerging Trends in Biotechnology, Dec 2-6 2009, Banaras Hindu University, Varanasi, India. P-170.

6.         Seema Patel, Damini Kothari, Rajesh Singampalli and *Arun Goyal (2009) UV induced mutagenesis of exopolysaccharide synthesizing natural isolate of lactic acid bacteria SPA for strain improvement. International Conference on Emerging Trends in Biotechnology, Dec 2-6 2009, Banaras Hindu University, Varanasi, India, p-178.

7.         Rishikesh Shukla, Mayur Agarwal and *Arun Goyal (2009) Structural Characterization of Dextran produced by two mutants (B-640M1 and B-640M2) of Leuconostoc mesenteroides NRRL B-640. International Conference on Emerging Trends in Biotechnology, Dec 2-6 2009, Banaras Hindu University, Varanasi, India, p-211.

8.         Deepmoni Deka, Ashish Sharma, Dinesh Goyal and *Arun Goyal (2009) Partial purification and characterization of an alkaline carboxymethyl cellulase from a new isolate of Bacillus sp. International Conference on Emerging Trends in Biotechnology, Dec 2-6 2009, Banaras Hindu University, Varanasi, India, p-179.

9.         Seema Patel, Shraddha Shukla and *Arun Goyal (2009) Production, purification and characterization of dextransucrases from two natural isolates of lactic acid bacteria, SPO and SPA. International Conference on Emerging Trends in Biotechnology, Dec 2-6 2009, Banaras Hindu University, Varanasi, India, pp220-221.

10.       Shadab Ahmed, Vikas Gupta, Carlos MGA Fontes and *Arun Goyal (2009) Investigating the 3-dimensional structure of family 43 glycoside hydrolase (CtGH43), a cellulase from Clostrdium thermocellum structure for possible interactions using molecular docking and other bioinformatics tools. IIIrd  International Conference on Environmental, Industrial and Applied Microbiology (BioMicroWorld 2009), Dec 2-4, 2009 University of Lisbon, Lisbon, Portugal. P-409

11.       Mayur Agrawal, Seema Patel and *Arun Goyal (2009) Characterization of two high dextran-yielding mutants of Leuconostoc mesenteroides NRRL B-640. North East Conference of Medical Microbiologists, April 25-26 2009. Downtown Hospital Complex, Guwahati, Assam, p42.

12.       Seema Patel and *Arun Goyal (2009) Antibiotic sensitivity profile and characterization of two new bacterial isolates of Leuconostoc sp. North East Conference of Medical Microbiologists, April 25-26 2009. Downtown Hospital Complex, Guwahati, Assam, p45.

13.       Shadab Ahmed, Rahul Charan and *Arun Goyal (2009) Prediction of 3-D structure, catalytic and ligand binding sites of family 43 glycoside hydrolase (GH43) from Clostridium thermocellum. 8^th Carbohydrate Bioengineering Meeting, May, 10-13, 2009, Ischia Island, Naples, Italy. p-11

14.       Mayur Agrawal and *Arun Goyal (2009) Mutagenesis of Leuconostoc mesenteroides NRRL B-640 for enhanced production of dextransucrase and dextran. 8^th Carbohydrate Bioengineering Meeting, May, 10-13, 2009, Ischia Island, Naples, Italy. p-40.

15.       Seema Patel and *Arun Goyal (2009) Characterization of two new isolates of Leuconostoc and  their dextransucrases and dextrans. 8^th Carbohydrate Bioengineering Meeting, May, 10-13, 2009, Ischia Island, Naples, Italy. p-89.

16.       Avishek Majumder and *Arun Goyal (2009) Glucansucrase and novel glucan from Leuconostoc dextranicum NRRL B-1146. 8^th Carbohydrate Bioengineering Meeting, May, 10-13, 2009, Ischia Island, Naples, Italy. p-65.

17.       Ravi Kiran Purama and *Arun Goyal (2009) Dextransucrase and dextran from Leuconostoc mesenteroides NRRL B-640.  National Seminar on Pharmacogenomics and its applications in Drug Discovery (2^nd Annual Convention of Association of Biotechnology and Pharmacy) 24-25 January, 2009, Acharya B.M. Reddy College of Pharmacy, Bangalore, India. 

2008 (15)

18.       Ashish Sharma, Nadeem Akhtar, Deepmoni Deka, Arun Goyal and Dinesh Goyal (2008) Isolation and characterization  of cellulose degrading bacteria. International Symposium on Microbial Biotechnology: Diversity, Genomics and Metagenomics (49^th Annual Conference of Association of Microbiologists of India), December 18-20, 2007, University of Delhi, Delhi, India. p348.

19.       Avishek Majumder and *Arun Goyal (2008) Structural, rheological and gelling properties of a novel glucan from Leuconostoc dextranicum NRRL B-1146. International Symposium on Microbial Biotechnology: Diversity, Genomics and Metagenomics (49^th Annual Conference of Association of Microbiologists of India), December 18-20, 2007, University of Delhi, Delhi, India. p207-208

20.       Shadab Ahmed, Rahul Charan and *Arun Goyal (2008) Prediction of 3-Dimensional structure of family 43 glycoside hydrolase from Clostridium thermocellum by sequence homology based modelling. International Symposium on Microbial Biotechnology: Diversity, Genomics and Metagenomics (49^th Annual Conference of Association of Microbiologists of India), December 18-20, 2007, University of Delhi, Delhi, India. p7-8

21.       Seema Patel and *Arun Goyal (2008) Structural analysis of dextransucrase from Leuconostoc mesenteroides NRRL B-640. International Symposium on Microbial Biotechnology: Diversity, Genomics and Metagenomics (49^th Annual Conference of Association of Microbiologists of India), December 18-20, 2007, University of Delhi, Delhi, India. p7

22.       Shadab Ahmed, Rishikesh Shukla and *Arun Goyal (2008) Purification and biochemical characterization of bi-functional recombinant derivative (Lic26A-GH5) of cellulosomal cellulase from Clostridium thermocellum. International Congress on Bioprocesses in Food Industries (5^th Convention of Biotech Research Society of India), November 6-8, 2008 Osmania University, Hyderabad, India. p172

23.       Mayur Agrawal, Shadab Ahmed and *Arun Goyal (2008) Mutagenesis of Leuconostoc mesenteroides NRRL B-640 for enhanced production of dextransucrase. International Congress on Bioprocesses in Food Industries (5^th Convention of Biotech Research Society of India, November 6-8, 2008 Osmania University, Hyderabad, India. p153

24.       Seema Patel and *Arun Goyal (2008) Isolation of exopolysaccharide producing enzymes from natural bacterial isolates. International Congress on Bioprocesses in Food Industries (5^th Convention of Biotech Research Society of India, November 6-8, 2008 Osmania University, Hyderabad, India. p99

25.       Deepmoni Deka, M. Jawed and *Arun Goyal (2008) Screening, isolation, biochemical characterization and enzymatic assays of cellulolytic microorganism isolated from soil. International Congress on Bioprocesses in Food Industries (5^th Convention of Biotech Research Society of India, November 6-8, 2008 Osmania University, Hyderabad, India. p97-98.

26.       Ravi Kiran Purama and *Arun Goyal (2008) Production and characterization of dextransucrase and dextran from Leuconostoc mesenteroides. International Congress on Bioprocesses in Food Industries (5^th Convention of Biotech Research Society of India, November 6-8, 2008 Osmania University, Hyderabad, India. p28-29.

27.       Avishek Majumder  and *Arun Goyal (2008) Production purification and structure determination of a novel glucan from Leuconostoc dextranicum. 12^th International Conference on “The Interface of Chemistry-Biology in Biomedical Research” February 22-24, 2008, Birla Institute of Technology and Science, Pilani, Rajasthan, India, p138.

28.       Deepmoni Deka, Shweta Sinha, Ashish Sharma, Minakshi Datta, *Arun Goyal and Dinesh Goyal (2008) Comparative characterization and optimization of cellulase activity of different bacterial and fungal strains. National Conference on  New Horizons in Biotechnology, February 8-9, 2008, Swami Vivekanand Mahavidyalaya, Udgir, Maharashtra, India, p43.

29.       Sourabh Bhandari, Ravi Kiran Purama and *Arun Goyal (2008) Application of Plackett Burman design for production of dextran from Leuconostoc mesenteroides NRRL-B-640. National Conference on New Horizons in Biotechnology, February 8-9, 2008, Swami Vivekanand Mahavidyalaya, Udgir, Maharashtra, India, p42

30.       Avishek Majumder, Anshuma Mangtani and *Arun Goyal (2008) Screening of purification methods for an exocellular glucansucrase from Leuconostoc dextranicum NRRL B-1146. National Conference on  New Horizons in Biotechnology, February 8-9, 2008, Swami Vivekanand Mahavidyalaya, Udgir, Maharashtra, India, p7

31.       Shadab Ahmed, Tushar Saraf and *Arun Goyal (2008) Prediction of catalytic and binding sites from predicted 3-D structure of family 39 glycoside hydrolase. 37^th National Seminar on Crystallography (NSC-37), February 6-8, 2008, Jadavpur University, Kolkata, India. p13

32.       Shadab Ahmed, Tushar Saraf and *Arun Goyal (2008) Ramachandran plots, hydrogen bonding plot and prediction of catalytic and binding sites from predicted 3-D structure of family 39 glycoside hydrolase. 37^th National Seminar on Crystallography (NSC-37), February 6-8, 2008, Jadavpur University, Kolkata, India, p12

2007 (21)

33.       Ravi Kiran Purama and *Arun Goyal (2007) Production and structure determination of dextran from Leuconostoc mesenteroides NRRL B-640. CARBO XXII, an ACCTI conference on “Carbohydrates: Chemistry Biology and Industrial Applications” December 13-15, 2007, National Institute of Pharmaceutical Education and Research, Mohali, India, pOP-13.

34.       Avishek Majumder, Angad Singh and *Arun Goyal (2007) Structural charaterization of a novel alpha-glucan from Leuconostoc dextranicum. CARBO XXII, an ACCTI conference on “Carbohydrates: Chemistry Biology and Industrial Applications” December 13-15, 2007, National Institute of Pharmaceutical Education and Research, Mohali, India, pPP-4.

35.       *Arun Goyal and P.R. Cunningham (2007) Determining structure and functional relationships of 790 loop and 1490 region of ribosomal RNA of E. coli by “Instant Evolution” approach using CAT and GFP expression. 48^th Annual Conference of Association of Microbiologists of India (AMI), December 18-21, 2007, Indian Institute of Technology Madras, Chennai, India, p395-396. 

36.       Ravi Kiran Purama, Mayur Agrawal, Avishek Majumder, Shadab Ahmed and *Arun Goyal (2007) Antibiotic susceptibility, carbohydrate fermentation and sucrose hydrolysing characteristics of glucansucrase producing Leuconostoc strains. 48^th Annual Conference of Association of Microbiologists of India (AMI), Dec. 18-21, 2007, Indian Institute of Technology Madras, Chennai, India, p240-241.

37.       Shadab Ahmed, Tushar Saraf and *Arun Goyal (2007) PCR amplification, sequence analysis and structure prediction of a family 39 glycoside hydrolase gene (Ctgh39) from Clostridium thermocellum.  48^th Annual Conference of Association of Microbiologists of India (AMI), December 18-21, 2007, Indian Institute of Technology Madras, Chennai, India, p184-185.

38.       Ravi Kiran Purama, Mayur Agrawal, Seema Patel and *Arun Goyal (2007) Functional properties and stabilization of purified Leuconotoc mesenteroides NRRL-B-640 dextransucrase. 48^th Annual Conference of Association of Microbiologists of India (AMI), December 18-21, 2007, Indian Institute of Technology Madras, Chennai, India, p183. 

39.       Angad Singh, Avishek Majumder and *Arun Goyal (2007) High-accuracy predictive modelling of glucansucrase production by Leuconostoc dextranicum. 48^th Annual Conference of Association of Microbiologists of India (AMI), December 18-21, 2007, Indian Institute of Technology Madras, Chennai, India, p22-23.

40.       Ravi Kiran Purama, Mayur Agrawal and *Arun Goyal (2007) Application of statistical method for dextransucrase production from Leuconostoc dextranicum NRRL B-640 in batch fermentation. National Conference on Frontiers in Chemical Engineering, December 12-14, 2007, Indian Institute of Technology Guwahati, Guwahati, India, p85.

41.       Avishek Majumder and *Arun Goyal (2007) Use of statistically designed medium for improved glucansucrase production from leuconostoc dextranicum NRRL B-1146 in a bioreactor. National Conference on Frontiers in Chemical Engineering, December 12-14, 2007, Indian Institute of Technology Guwahati, Guwahati, India, pp68-69.

42.       Ravi Kiran Purama, Gurtej Singh, Avishek Majumder, V.V. Dasu and *Arun Goyal (2007) Dextransucrase production from leuconostoc mesenteroides NRRL B-640 in batch fermentation. National Conference on Frontiers in Chemical Engineering, December 12-14, 2007, Indian Institute of Technology Guwahati, Guwahati, India, p68.

43.       Avishek Majumder and *Arun Goyal (2007) Statistical approach for optimized production of glucan, an exopolysaccharide from Leuconostoc dextranicum NRRL B-1146. International Conference on New Horizons in Biotechnology, Nov. 26-29, 2007, National Institute of Interdisciplinary Science and Technology (NIIST), Trivandrum, India, pp179-180.

44.       Ravi Kiran Purama and *Arun Goyal (2007) Application of response surface methodology for maximizing dextransucrase production from Leuconotoc mesenteroides NRRL-B-640 in a bioreactor. International Conference on New Horizons in Biotechnology, Nov. 26-29, 2007, National Institute of Interdisciplinary Science and Technology (NIIST), Trivandrum, India, p98.

45.       *Arun Goyal, M.S.J. Centeno, J.A.M. Prates, L.M.A. Ferreira, H.J. Gilbert and C.M.G.A. Fontes (2007) Cloning and hyper-expression of a transcriptional regulator (RegA) from Cellvibrio mixtus involved in controlling cellulase gene expression. International Conference on New Horizons in Biotechnology, Nov, 26-29, 2007, National Institute of Inter-disciplinary Science and Technology (NIIST), Trivandrum, India, p77.

46.       Angad Singh, Avishek Majumder and *Arun Goyal (2007) Production of glucan and oligosaccharides using immobilized glucansucrase. International Seminar on Frontiers in Polymer Science and Technology, Nov 1-3, 2007, Administrative Staff College, Guwahati, India, p36.

47.       Ravi Kiran Purama, P. Goswami, L.H. Choudhury, A.T. Khan and *Arun Goyal (2007) Structural analysis of dextran produced by Leuconostoc mesenteroides NRRL B-640. 2^nd Mid Year Symposium of Chemical Research Society of India, July 21, 2007, Indian Institute of Technology Guwahati, Guwahati, Assam, India, p67.

48.       Avishek Majumder and *Arun Goyal (2007) Analysis of an exocellular glucansucrase and the glucan from Leuconostoc dextranicum NRRL B-1146. 7^th Carbohydrate Bioengineering Meeting, April, 22-25, 2007, Technical University of Braunschweig, Germany, p212.

49.       Gurtej Singh, Ravi Kiran Purama, Avishek Majumder, V. Venkata Dasu and *Arun Goyal (2007) Effect of aeration, pH and nutrients on dextransucrase production from Leuconsotoc mesenteroides NRRL B-640 in batch fermentation. 7^th Carbohydrate Bioengineering Meeting, April, 22-25, 2007, Technical University of Braunschweig, Germany, p199.

50.       Ravi Kiran Purama and *Arun Goyal (2007) Production, purification and identification of dextransucrase, a family 70 glycoside hydrolase from Leuconostoc mesenteroides NRRL B-640. 7^th Carbohydrate Bioengineering Meeting, April, 22-25, 2007, Technical University of Braunschweig, Germany,  p178.

51.       *Arun Goyal, Maria S.J. Centeno, José A.M. Prates, Luís M.A. Ferreira, Harry J. Gilbert and Carlos M.G.A Fontes (2007)  A Cellvibrio mixtus gene cluster encoding modular enzymes involved in polysaccharide hydrolysis. 7^th Carbohydrate Bioengineering Meeting, April, 22-25, 2007, Technical University of Braunschweig, Germany, p119.

52.       J.E. Flint, V.A. Money, V.R. Pires, E. Topekas, C. Montanier, Arun Goyal, J.A. M. Prates, D.N. Bolam, H.J. Gilbert, G.J. Davies and C.M. Fontes (2007) Biochemical diversity within family 2 carbohydrate esterases. 7^th Carbohydrate Bioengineering Meeting, April, 22-25, 2007, Technical University of Braunschweig, Germany, p53.

53.       Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder, Edward Taylor, Gideon J. Davies, Carlos M.G.A. Fontes and *Arun Goyal (2007) Crystallization and 3-dimensional structure determination of a family 26 glycoside hydrolase of a bifunctional cellulase from Clostridium thermocellum. 36^th National Seminar on Crystallography (NSC-36), January 22-24, 2007, University of Madras, Chennai, India, p1.    

 2006 (13)

54.       Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder, C.M.G.A. Fontes and *Arun Goyal (2006) Binding characteristics of family 11 Carbohydrate Binding Module (CBM11) from Clostridium thermocellum. 75^th annual Meeting of Society of Biological Chemists of India (SBCI), December 8-11, 2006, Jawahar Lal Nehru University, New Delhi, India, pp189-190.

55.       Gurtej Singh, Ravi Kiran Purama, Avishek Majumder, V. Venkata Dasu and *Arun Goyal (2006) Effect of pH and aeration on production of dextransucrase from Leuconsotoc mesenteroides NRRL B-640 in batch and fed-batch fermentations. 75^th annual Meeting of Society of Biological Chemists of India (SBCI), December 8-11, 2006, Jawahar Lal Nehru University, New Delhi, India, p179.

56.       Avishek Majumder and *Arun Goyal (2006) Optimization of conditions for production of dextransucrase, a glycoside hydrolase of family 70 from Leuconostoc dextranicum NRRL B-1146. 75^th annual Meeting of Society of Biological Chemists of India (SBCI), December 8-11, 2006, Jawahar Lal Nehru University, New Delhi, India, p177.

57.       Ravi Kiran Purama and *Arun Goyal (2006) Purification and characterization of a sucrose hydrolyzing enzyme from Leuconostoc mesenteroides NRRL B-640.  75^th annual Meeting of Society of Biological Chemists of India (SBCI), December 8-11, 2006,  Jawahar Lal Nehru University, New Delhi, India, pp139-140.

58.       Deepmoni Deka, Sangeeta Bharali, M. Javed, C.M.G.A. Fontes and *Arun Goyal (2006) Molecular cloning, expression and characterization of a bifunctional cellulase from Clostridium thermocellum.. 75^th annual Meeting of Society of Biological Chemists of India (SBCI), December 8-11, 2006, Jawahar Lal Nehru University, New Delhi, India, pp42-43.

59.       V.M.R. Pires, Arun Goyal, J.A.M. Prates, L.M.A. Ferreira, H.J. Gilbert and C.M.G.A. Fontes (2006) How esterase activity and carbohydrate-binding function are orchestrated in an unique cleft of cellulase 5E from Clostridium thermocellum? 15^th National Congress of Biochemistry, December 8-10, 2006, Aveiro, Portugal, p232.

60.       Ravi Kiran Purama and *Arun Goyal (2006) Production and purification of dextransucrase, a family 70 glycoside hydrolase from Leuconostoc mesenteroides NRRL B-640.  47^th Annual Conference of Association of Microbiologists of India (AMI), December 6-8, 2006, University of Barkatullah, Bhopal (MP) India, pp191-192.

61.       Avishek Majumder and *Arun Goyal (2006) Purification of dextransucrase, a glycoside hydrolase of family 70 from Leuconostoc dextranicum NRRL B-1146 by polyethylene glycol.  47^th Annual Conference of Association of Microbiologists of India (AMI), December 6-8, 2006, University of Barkatullah, Bhopal, India, p176.   

62.       Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder, C.M.G.A. Fontes and *Arun Goyal (2006) Molecular characterization of a bifunctional cellulase of Clostridium thermocellum”. 47^th Annual Conference of Association of Microbiologists of India (AMI), December 6-8, 2006, University of Barkatullah, Bhopal, India, p174.

63.       Sangeeta Bharali, Ravi K. Purama, Avishek Majumder, Carlos M.G.A. Fontes and *Arun Goyal (2006) Biochemical properties of lichenan hydrolyzing family 26 glycoside hydrolase from Clostridium thermocellum. CARBO XXI, an ACCTI sponsored conference on “Recent Development in Carbohydrate Chemistry”, November 26-29, 2006, University of Delhi, Delhi, India, p30.

64.       Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder, E. Taylor, J.A.M. Prates, G.J. Davies, H.J. Gilbert, L.M.A Ferreira C.M.G.A. Fontes and *Arun Goyal (2006) Crystal structure and functional characteristics of a family 26 lichenase (Lic26A) of a bifunctional cellulase from Clostridium thermocellum. 35^th National Seminar on Crystallography, February 22-24, 2006, National Physical Laboratory, New Delhi, India, p46. 

65.       Sangeeta Bharali, Ravi Kiran Purama, Avishek Majumder and *Arun Goyal (2006) Hyper-expression, purification and biochemical properties of a clostridial cellulase. International Symposium on Frontiers and Biotechnology-Retrospect and Prospect, January 8-10, 2006, Osmania University, Hyderabad, India, p88.

66.       Ravi Kiran Purama, Avishek Majumder and *Arun Goyal (2006) Purification of family 70, glycoside hydrolase (GH70) from Leuconostoc mesenteroides NRRL B-742 by polyethylene glycol 200. International Symposium on Frontiers and Biotechnology-Retrospect and Prospect, January 8-10, 2006, Osmania University, Hyderabad, India, p87.

2005 (8)

67.       *Arun Goyal and P.E. Kolattukudy (2005) Isolation and purification of short chain mycocerosic acid synthase (SMAS) from Mycobacterium tuberculosis H37Rv (ATCC 25618) and from MAS-disrupted mutant strains. 46^th Annual Conference of Association of Microbiologists of India (AMI), December 8-10, 2005, University of Hyderabad, Hyderabad, India, p43.

68.       Ravi Kiran Purama, Avishek Majumder and *Arun Goyal (2005) Production and purification of family 70, glycoside hydrolase from Leuconostoc mesenteroides NRRL B-742.  46^th Annual Conference of Association of Microbiologists of India (AMI), December 8-10, 2005, University of Hyderabad, Hyderabad, India, p72-73.

69.       Ravi Kiran Purama and *Arun Goyal (2005) Structural analysis, comparative modelling and functional properties of family 2, acetyl-xylan esterase from Clostridium thermocellum. 2^nd Convention of Biotech Research Society of India (BRSI), November 24-26, Anna University, Chennai, India, p41. 

70.       *Arun Goyal, L.M.A. Ferreira and C.M.G.A. Fontes (2005) Molecular characterisation of a cloned, family 5 glycoside hydrolase (GH5) module of bifunctional cellulase from Clostridium thermocellum. 74^th annual Meeting of Society of Biological Chemists of India (SBCI), November 7-10, 2005, Central Drug Research Institute, Lucknow, India, p40.

71.       V.M.R. Pires, Arun Goyal, J.A.M. Prates, L.M.A. Ferreira and C.M.G.A. Fontes (2005) The C-terminal domain of cellulase 5D of Clostridium thermocellum displays esterase activity while retaining a carbohydrate binding function. Veterinary Sciences Congress 2005, October 13-15, 2005, Estação Zootécnica Nacional, Santarém, Portugal, p71.

72.       J.A.M. Prates, L.M.A. Ferreira, C.M.G.A. Fontes and *Arun Goyal (2005) Functional properties of a family 26 Lichenase from Clostridium thermocellum. Microbial Diversity 2005, April 16-18, 2005, University of Delhi South Campus, New Delhi, India, p129.   

73.       *Arun Goyal, E. Taylor, J.A.M. Prates, G.J. Davies, H.J. Gilbert, L.M.A. Ferreira and C.M.G.A. Fontes (2005) Insights into the molecular determinants of substrate specificity of Lic26A. 6^th Carbohydrate Bioengineering Meeting, April 3-6, 2005, Barcelona, Spain, p125.  

74.       A.L. Carvalho, V.M.R. Pires, J.A.M. Prates, L.M.A Ferreira,  M.J. Romão, C.M.G.A. Fontes and *Arun Goyal (2005) Crystal structure and functional properties of carbohydrate binding module of a cellulase from Clostridium thermocellum. 34^th National Seminar on Crystallography, January 10-12, 2005, Gauhati University, Guwahati, India, p98.

 2004 (3)

75.       *Arun Goyal, D.P. Tyagi and S.S. Katiyar (2004) Identification of a single cysteine residue in dextransucrase of Leuconostoc mesenteroides NRRL B-512F by amino acid analysis. 45^th Annual Conference of Association of Microbiologists of India, November 23-25, 2004, National Dairy Research Institute, Karnal, India, p100.

76.       *Arun Goyal, M. Nigam  and S.S. Katiyar (2004) Leuconostoc mesenteroides NRRL B-512F dextransucrase purification by phase partitioning. Bioconvergence, November 18-20, 2004, Thapar Institute of Engineering and Technology, Patiala, India, p118.

77.       *Arun Goyal, A.L. Carvalho, V.M.R. Pires, J.A.M. Prates, L.M.A Ferreira, D.N. Bolam, H.J. Gilbert, M.J. Romão and C.M.G.A. Fontes (2004) Structural and functional analysis of a family 11 carbohydrate binding module of Clostridium thermocellum bi-functional cellulosomal cellulase Lic26A-Cel5E. The 2^nd Symposium of Protein Society-Protein Structure and Function, October 28-30, 2004, Indian Institute of Technology Bombay, Mumbai, India, p51.

 2003 (4)

78.       *Arun Goyal, J.A.M. Prates, L.M.A. Ferreira and Carlos M.G.A. Fontes (2003) Cloning, expression and characterisation of a family 2, acetyl-xylan esterase from cellulase 5D of Clostridium thermocellum. 10th Congress of the Federation of Asian and Oceanian Biochemists and Molecular Biologists (FAOBMB) December 7-11, 2003, Indian Institute of Science, Bangalore, India, p94.  

79.       C.M.G.A. Fontes, J.A.M. Prates, L.M.A Ferreira, D.N. Bolam, H.J. Gilbert, F. Vincent, G.J. Davies and Arun Goyal (2003). Functional and structural studies on the bi-functional cellulosomal cellulase (Lic26A-Cel5E) of Clostridium thermocellum. Gordon Research Conference (GRC), Cellulases and Cellulosomes, July 27-31, 2003, Andover, New Hampshire, USA.

80.       F.M.V. Dias, C.M.G.A. Fontes, Arun Goyal, H.J. Gilbert, J.A.M. Prates and L.M.A. Ferreira (2003) Elucidating the molecular role of Clostridium thermocellum Xyn10B carbohydrate binding module 22-1. 5th Carbohydrate Bioengineering Meeting, April 6-9, 2003, University of Groningen, The Netherlands, p138.

81.       *Arun Goyal, L.M.A. Ferreira, D.N. Bolam, H.J. Gilbert, C.I.P.D. Guerreiro, J.A.M. Prates and C.M.G.A. Fontes (2003) The family 11 carbohydrate-binding module of Clostridium thermocellum bifunctional Cel5E-Man26A binds to soluble cellulose but not to mannan. 5^th Carbohydrate Bioengineering Meeting, April 6-9, 2003, University of Groningen, The Netherlands, p136.

 2002 (2)

82.       *Arun Goyal, J.A.M. Prates, L.M.A. Ferreira and C.M.G.A. Fontes (2002) Molecular characterisation of a family 11 carbohydrate-binding module (CBM11) from cellulaseH of Clostridium thermocellum. 13^th National Congress of Biochemistry, December 5-7, 2002, Lisbon, Portugal, p77.

83.       V.M.R. Pires, J.A.M. Prates, Arun Goyal, L.M.A. Ferreira and C.M.G.A. Fontes (2002) Molecular determinants of ligand specificity in family 6 carbohydrate binding modules. 13^th National Congress of Biochemistry, December 5-7, 2002, Lisbon, Portugal, p75.

 2001 (3)

84.       *Arun Goyal, M.S.J. Centeno, L.M.A. Ferreira and C.M.G.A. Fontes (2001) Identification of a new DNA binding protein from Cellvibrio mixtus: Potential role in the regulation of cellulase genes. 4th Carbohydrate Bioengineering Meeting, June 10-13, 2001, Royal Institute of Technology (KTH), Stockholm, Sweden, p47.

85.       *Arun Goyal, M.S.J. Centeno, L.M.A. Ferreira and C.M.G.A. Fontes (2001) Identification of a regulatory protein (RegA) from Cellvibrio mixtus: Potential role in the regulation of cellulase genes. 1^st International Symposium - Research in Veterinary Science, May 24-25, 2001, Faculty of Veterinary Medicine, Lisbon, Portugal, p85.    

86.       C.M.G.A. Fontes, M.S.J. Centeno, A.C.G. Fernandes, F.M.V. Dias, T.C. Reis, Arun Goyal, T.H. Fernandes and L.M.A. Ferreira and (2001) CIISA’s Research in Animal Nutrition. 1^st International Symposium-Research in Veterinary Science, May 24-25, 2001, Faculty of Veterinary Medicine, Lisbon, Portugal, p34.   

1998-1995 (4)

87.       Arun Goyal, X.-G. Wang and P.C. Engel (1998) Patterns of activation of the norleucine activity of a quadruple mutant derived from clostridial glutamate dehydrogenase. 666th meeting of The Biochemical Society, London, UK. July 29-31, 1998, University of Sheffield, UK, pS380.

88.       Arun Goyal, B.M. Hayden, S. Aghajanian, X.-G. Wang, and P.C. Engel (1997) Construction and investigation of co-operativity in hybrids of norleucine- and glutamate-active subunits of clostridial glutamate dehydrogenase. 663rd meeting of The Biochemical Society, London, UK, September 3-5, 1997, University College Galway, Ireland, pS27.

89.       Arun Goyal, B.M. Hayden, S. Aghajanian, X.-G. Wang, J.L.E. Dean and P.C. Engel (1996) "The use of hybrid hexamers of glutamate dehydrogenase containing both active and inactive subunits in order to study inter-subunit communication" in First International Congress on Extremophiles, June 2-6, 1996, Estoril, Portugal, p248.

90.       S.S. Katiyar and Arun Goyal (1995) "Chemical modification of dextransucrase from Leuconostoc mesenteroides NRRL B-512F". at Satellite Meeting of American Society for Biochemistry and Molecular Biology, May 21-25, 1995, San Francisco, California, USA. (The FASEB Journal, 1995, Vol. 9, No. 6, p-A1477).

Paper presentations:

1.         Anshuma Mangtani, Avishek Majumder and Arun Goyal (2008) Screening of purification methods for an exocellular glucansucrase from Leuconostoc dextranicum NRRL B-1146. National Conference on  New Horizons in Biotechnology, February 8-9, 2008, Swami Vivekanand Mahavidyalaya, Udgir, Maharashtra, India.

2.         Avishek Majumder and Arun Goyal (2007) Use of statistically designed medium for improved glucansucrase production from Leuconostoc dextranicum NRRL B-1146 in a bioreactor. National Conference on Frontiers in Chemical Engineering, December 12-14, 2007, Indian Institute of Technology Guwahati, Guwahati, India.

3.         Ravi Kiran Purama, Gurtej Singh, Avishek Majumder, V.V. Dasu and Arun Goyal (2007) Dextransucrase production from Leuconostoc mesenteroides NRRL B-640 in batch fermentation. National Conference on Frontiers in Chemical Engineering, December 12-14, 2007, Indian Institute of Technology Guwahati, Guwahati, India.

4.         J.E. Flint, V.A. Money, V.R. Pires, E. Topekas, C. Montanier, Arun Goyal, J.A. M. Prates, D.N. Bolam, H.J. Gilbert, G.J. Davies and C.M. Fontes (2007) Biochemical diversity within family 2 carbohydrate esterases. 7^th Carbohydrate Bioengineering Meeting, April, 22-25, 2007, Technical University of Braunschweig, Germany.

5.         V.M.R. Pires, Arun Goyal, J.A.M. Prates, L.M.A. Ferreira and C.M.G.A. Fontes (2005) The C-terminal domain of cellulase 5D of Clostridium thermocellum displays esterase activity while retaining a carbohydrate binding function. Veterinary Sciences Congress 2005, October 13-15, 2005, Estação Zootécnica Nacional, Santarém, Portugal.

6.         C.M.G.A. Fontes, J.A.M. Prates, L.M.A Ferreira, D.N. Bolam, H.J. Gilbert, F. Vincent, G.J. Davies and Arun Goyal (2003). Functional and structural studies on the bi-functional cellulosomal cellulase (Lic26A-Cel5E) of Clostridium thermocellum. Gordon Research Conference (GRC), Cellulases and Cellulosomes, July 27-31, 2003, Andover, New Hampshire, USA.

Press releases

1.         One of my proteins, carbohydrate-binding module of family 22 (CBM22) was selected for sending to space at NASA, USA in July 2002 for experiments on crystallization under microgravity conditions. This became national news in Portugal under the caption “A Portuguese protein gets ticket for Space” and it appeared on TV channel news, Newspapers and by the caption “Portugal in Space” in a magazine called FOCUS.

 2.         Wrote an article in Science Reporter Magazine, May 1990, on review of a book entitled “From Genes to Clones- Introduction to Gene Technology” by E. Winnacker, VCH Publishers. 

Invited Lectures/Talks
National   

 1.    Arun Goyal (2009) “Microbial Products and Processes” at at UGC PhD Scholar’s Program in Biological Sciences Oct 12 -Nov 1, 2009, UGC
       Academic Staff College, Gauhati University, Guwahati, India.

 2.    Arun Goyal (2009) “Basics and applications of Genetic Engineering and Protein Engineering” at UGC PhD Scholar’s Program in Biological
       Sciences Oct 12, -Nov 1, 2009, UGC Academic Staff College, Gauhati University, Guwahati, India.

 3.    Arun Goyal (2009) “Dextransucrase and dextran from Leuconostoc mesenteroides NRRL B-640” National Seminar on Pharmacogenomics
       and its applications in Drug Discovery (2^nd Annual Convention of Association of Biotechnology and Pharmacy) 24-25 January, 2009, Acharya
       B.M. Reddy College of Pharmacy, Bangalore, India. 

 4.    Arun Goyal (2008) Production and characterization of dextransucrase and dextran from Leuconostoc mesenteroides” International Congress
       on Bioprocesses in Food Industries (5^th Convention of   Biotech Research Society of India, Nov 6-8, 2008, Osmania University, Hyderabad,
       India. 

5.    Arun Goyal (2007) “Microbial Products and Processes” at Short Term Course on “Engineering aspects of Enzyme and Microbial
       Processes”, June 4-8, 2007, Department of Biotechnology, Indian Institute of Technology Guwahati, India.

 6.    Arun Goyal (2007) “Genetic Engineering and Protein Engineering of Enzymes” at Short Term Course on “Engineering aspects of Enzyme
       and Microbial Processes” June 4-8, 2007, Department of Biotechnology, Indian Institute of Technology Guwahati, India.

 7.    Arun Goyal (2006) “Molecular characterization of a bifunctional cellulase of Clostridium thermocellum”. 47^th Annual Conference of
       Association of Microbiologists of India (AMI), December 6-8, 2006, University of Barkatullah, Bhopal (MP) India.

International

 8.    Arun Goyal (2000) “Allosteric behaviour of mutant subunits of Clostridium symbiosum glutamate dehydrogenase differing in their amino acid specificity” September 21, 2000, Faculty of Veterinary Medicine, Technical University of Lisbon, Lisbon, Portugal. 

 9.    Arun Goyal (1999) “Inter-subunit communication in hybrid hexamers of triple mutant (K89L/A163G/S380A) and C320S mutant of glutamate dehydrogenase from Clostridium symbiosum” April 17, 1999, Department of Biological Sciences, Wayne State University, Detroit, Michigan, USA.

 10.   Arun Goyal (1996) “Purification and active site mapping of Leuconostoc mesenteroides NRRL B-512F dextransucrase” March 13, 1996, Department of Biochemistry, University College Dublin, Dublin, Ireland.
 

Projects completed/Involved

B.Tech. Projects supervised

Project Staff Supervised       

Summer Trainees supervised