Contact
Academics
Research Areas
Research Grants
Research Publications
Group
 
Contact


Aiyagari Ramesh, Ph.D.
 Associate Professor
Department of Biotechnology
Indian Institute of Technology Guwahati
Guwahati 781039
Tel: +91-361-2582205
Fax: +91-361-2249
E-mail: aramesh@iitg.ernet.in
 
Academics

Qualifications 

>  M.Sc. (Zoology), Calcutta University, 1991

>  M.Tech (Biotechnology & Engineering), Indian Institute of Technology Kharagpur, 1993 

>  Ph.D. (Biotechnology), Central Food Technological Research Institute (CFTRI), Mysore, 2001         

Positions held 

>  Research Associate, Department of Food Microbiology, Central Food Technological Research Institute (CFTRI), Mysore, 2000-2002 

>  Assistant Professor, Department of Biotechnology, IIT Guwahati, 2003-2009 

>  Associate Professor, Department of Biotechnology, IIT Guwahati, 2009-present
 
Research Areas

Nanobiotechnology, Biological Applications of Synthetic Amphiphiles and Metal Complex, Probiotics and Antimicrobial Peptides
 
Research Grants
 
Sl. No. Title Funding Source Principal Investigator/
Co-investigator		 Duration
01 Investigations on the molecular mechanism of nanomaterial-cellular interactions DBT Programme Support on "Fundamental Molecular Investigations in Biotechnology"
 

Co-investigator

 2008-2013
02 Evaluation of probiotic attributes of lactic acid bacteria based on bacteriocinogenic activity and in vitro adhesion properties Council of Scientific and Industrial Research (CSIR)

Principal Investigator

2010-2013

 
Research Publications
 
  1. Ghosh, S.S., Gopinath, P. and Ramesh, A. (2006). Adenoviral vectors: A promising tool for gene therapy. Applied Biochemistry and Biotechnology 133, 9-29.
  2. Gogoi, S. K., Gopinath, P., Paul, A., Ramesh, A., Ghosh, S. S. and Chattopadhyay, A. (2006). Green fluorescent protein-expressing Escherichia coli as a model system for investigating the antimicrobial activities of silver nanoparticles. Langmuir 22, 9322-9328.
  3. Rangnekar, A., Sarma, T. K., Singh, A. K., Deka, J., Ramesh, A. and Chattopadhyay, A. (2007). Retention of enzymatic activity of α-amylase in the reductive synthesis of gold nanoparticles. Langmuir 23, 5700-5706.
  4. Singh, A. K., Ramesh, A. (2008). Succession of dominant and antagonistic lactic acid bacteria in fermented cucumber: Insights from a PCR-based approach. Food Microbiology 25, 278-287.
  5. Deka, J., Paul, A., Ramesh, A. and Chattopadhyay, A. (2008). Probing Au nanoparticle uptake by enzyme following the digestion of a starch-Au-nanoparticle composite. Langmuir 24, 9945-9951.
  6. Panda, B.R., Singh, A.K., Ramesh, A. and Chattopadhyay, A. (2008). Rapid estimation of bacteria by a fluorescent Au-nanoparticle-polythiophene composite. Langmuir 24, 11995-12000.
  7. Borah, B.M., Singh. A. K., Ramesh. A. and Das. G. (2009). Lactic acid bacterial extract as a biogenic mineral growth modifier. Journal of Crystal Growth 311, 2664-2672.
  8. Singh, A.K., Ramesh, A. (2009). Evaluation of a facile method of template DNA preparation for PCR-based detection and typing of lactic acid bacteria. Food Microbiology, 26, 504-513.
  9. Ojha, B., Singh, A.K., Adhikari, M.D., Ramesh, A. and Das. G. (2010). 2-Alkylmalonic acid: Amphiphilic chelator and a potent inhibitor of metalloenzyme. Journal of Physical Chemistry B 114, 10835-10842.
  10. Adhikari, M. D., Panda, B. R., Vudumula, U., Chattopadhyay, A. and Ramesh, A. (2012). A facile method for estimating viable bacterial cells in solution based on "subtractive-aggregation" of gold nanoparticles. RSC Advances 2, 1782-1793.
  11. Vudumula, U., Adhikari, M. D., Ojha, B., Goswami, S., Das, G. and Ramesh, A. (2012). Tuning the bactericidal repertoire and potency of quinoline-based amphiphiles for enhanced killing of pathogenic bacteria. RSC Advances 2, 3864-3871.
  12. Singh, A.K., Mukherjee, S., Adhikari, M. D. and Ramesh, A. (2012). Fluorescence-based comparative evaluation of bactericidal potency and food application potential of antilisterial bacteriocin produced by lactic acid bacteria isolated from indigenous samples. Probiotics and Antimicrobial Proteins 4, 122-132.
  13. Adhikari, M. D., Das, G. and Ramesh, A. (2012). Retention of nisin activity at elevated pH in an organic acid complex and gold nanoparticle composite. Chemical Communications 48, 8928-8930.
  14. Kar, C., Adhikari, M. D., Ramesh, A. and Das, G. (2012). Selective sensing and effective separation of Hg2+ from aqueous medium with a pyrene based amphiphilic ligand. RSC Advances 2, 9201-9206.
  15. Adhikari, M. D., Goswami, S., Panda, B. R., Chattopadhyay, A. and Ramesh, A. (2012). Membrane-targeted high bactericidal activity of gold nanoparticle-polythiophene composite for niche applications against pathogenic bacteria. Advanced Healthcare Materials. Article first published online: 22 November 2012, DOI: 10.1002/adhm.201200278.
  16. Kar, C., Adhikari, M. D., Ramesh, A. and Das, G. (2013). NIR- and FRET-based sensing of Cu2+ and S2‑ in physiological conditions and in live cells. Inorganic Chemistry. Article published online: 9 January 2013. DOI: 10.1021/ic301872q.
     
Group

Current Lab Members:
 

Graduate Students

 

Manab Deb Adhikari (Doctoral), Sudeep Goswami (Doctoral), Durairaj Thiyagarajan (Doctoral), Sandipan Mukherjee (Doctoral), Shirke Pallavi Uday (Masters) 

Undergraduate Students 

Nikhil Aggarwal, Tushar Krishnan 

Former Lab Members:  

Graduate Students 

  1. Atul Kumar Singh (Doctoral). Currently in Purdue University, USA.
  2. Umakant Vudumula (Masters)

Undergraduate Students 

Abhijit Rangnekar, Sidharth Singh, Om Prakash Choudhary, Abhinav Luthra, Sai Phanindra V., Gurram Adithya Sagar, Titiksha Dikshit,
Shristi Bhutani, Ishan Gupta,  Venkata Ramana S.
 

Last updated: 21st Jan 2013