Dr. Girilal M

Designation: Professor

Institutional Level Responsibilities 

  • Convenor, Industry Institute Interaction Cell
  • Institutional Consultancy Coordinator
  • Member, Institute Research Development Plan
  • Member, Institutional Regulation Design Committee
  • Member, New Education Policy (NEP) Committee

Professional Experience

  • Teaching: 7 years
  • Industry: 3 years
  • Research: 5years


  • UG: Industrial Microbiology
  • PG: Industrial Biotechnology
  • PhD: Bionanotechnology
  • Industry:  Food Safety and Quality

Publication (latest come first)
International Journals

  1. Girilal Morkattu. (2019) Metal nanoparticles induced stress physiology analysis on freshwater fish and plant system. Journal of Nutrition and Obesity. 2(1), 63. Doi: 10.18875/2639-1252.C2.2019.
  2. M. Girilal, A. Mohammed Fayaz, L. K. Elumalai, A. Sathiyaseelan, J. Gandhiyappan and P. T. Klaichelvan. (2018). Comparative stress physiology analysis of biologically and chemically synthesized silver nanoparticles on Solanum lycopersicum L. Colloid and interface Science Communications. 24, 1-6. https://doi.org/10.1016/j.colcom. 2018.02.005.
  3. A. Sathiyaseelan, A. Shajahan, M. Girilal, R. Ramachandran, V. Kaviyarasan, P. T. Kalaichelvan (2017). Synthesis, characterization and biological applications of myco synthesized silver nanoparticles. 3 Biotech. 7: 333. https://doi.org/10.1007/s13205-017-0961-9.
  4. M. Girilal, V. Krishnakumar, P. Poornima, A. Mohammed Fayaz and P. T. Kalaichelvan. (2015). A comparative study on biologically and chemically synthesized silver nanoparticles induced heat shock proteins on fresh water fish Oreochromis niloticus. Chemosphere.139, 461-468. doi: 10.1016/j.chemosphere.2015.08.005.
  5. Rajarathinam Manjumeena, Dhanapal Duraibabu, M. Girilal, Joseph Sudha, P. T Kalaichelvan. (2014) Imparting potential antibacterial and antifungal activities to water based interior paint using nanoparticles of silver as an additive- An ecofriendly approach. Advanced Science Engineering and Medicine. 6(6), 676-682. doi: http://dx.doi.org/10.1166/asem.2014.1550.
  6. M. Girilal, A. Mohammed Fayaz, P. Mohan Balaji and P. T. Kalaichelvan (2013) Augmentation of PCR efficiency using highly thermostable gold nanoparticles synthesised from a thermophilic bacterium, Geobacillus stearothermophilus. Colloids and Surface B: Biointerface. 106, 165 – 169. doi: 10.1016/j.colsurfb.2012. 12.038.
  7. R. Manjumeena, M. Girilal, P. Mahesh, P. T. Kalaichelvan. (2013) Augmenting potential antifungal activity of Gandhaka rasayana (A sidhha compound) using green synthesized silver nanoparticles from Couroupita guianensis leaf extract against selected pathogenic strains. Int. Res. J. Pharm. 4(6), 234- 239. Doi: 10.7897/2230-8407.04653.
  8. A. Mohammed Fayaz, Z. Ao, M. Girilal, L. Chen, X. Xiao, P.T. Kalaichelvan, X. Yao. (2012) Inactivation of microbial infectiousness by silver nanoparticles-coated condom: A new approach to inhibit HIV- and HSV- transmitted infection. International Journal of Nanomedicine 2012:7, 5007–5018. doi:10.2147/IJN.S34973.
  9. A. Mohammed Fayaz, M. Girilal, R. Venkatesan and P. T. Kalaichelvan. (2011) Biosynthesis of anisotropic gold nanoparticles using Madhuca longifolia extract and their potential in infrared absorption. Colloids and Surface B: Biointerface. 88, 287–291. DOI: 10.1016/j.colsurfb.2011.07.003.
  10. A. Mohammed Fayaz, M. Girilal, Mashihur Rahman, R. Venkatesan and P. T. Kalaichelvan.(2011) Biosynthesis of silver and gold nanoparticles using thermophilic bacterium Geobacillus stearothermophilus. Process Biochemistry. 46, 1958–1962. DOI: 10.1016/j.procbio.2011.07.003.
  11. A Mohammed Fayaz, M. Girilal, Saba. A. Mahdy, S. S. Somsundar, R. Venkatesan and P. T. Kalaichelvan. (2011) Vancomycin bound biogenic gold nanoparticles: A different perspective for development of anti VRSA agents. Process biochemistry. 46, 636–641. DOI: 10.1016/j.procbio.2010.11.001.
  12. A. Mohamed Fayaz, K. Balaji, M Girilal, Ruchi Yadav, P.T. Kalaichelvan and R. Venkatasen (2010). Biogenic synthesis of silver nanoparticles and their synergistic effect with antibiotics: A study against Gram-positive and Gram- negative bacteria. Nanomedicine: Nanotechnology, biology and medicine. 6, 1, 103-109. DOI: 10.1016/j.nano.2009.04.006.
  13. A. Mohammed Fayaz, K. Balaji, M Girilal, P. T. Kalaichelvan and R. Venkatesan. (2009) Mycobased synthesis of silver nanoparticles and their incorporation into sodium alginate films for vegetable and fruit preservation. Journal of Agriculture and Food Chemistry. 57, 6246–6252. DOI: 10.1021/jf900337h.

National Journals

  1. M. Girilal, Abraham Varghese, V. Krishnakumar, and P. T. Kalaichelvan. (2015) Adsorption of textile dyes using biogenic silver nanoparticles modified yeast cells. ENVIS Newsletter. 13(2), 1-5.
  2. Thiagarajan V, R. Revathi, K. Aparanjini, P. Sivamani, M. Girilal, C. S. Priya and P. T. Kalaichelvan. (2011) Extra cellular chitinase production by Streptomyces sp. PTK19 in submerged fermentation and its lytic activity on Fusarium oxysporum PTK2 cell wall. Int J Curr Sci. 1, 30-44.

Book Chapters

  1. Girilal. M, A. Mohammed Fayaz, Somasunder SS and P. T. Kalaichelvan. (2017) ‘A comparative in-vitro cytotoxicity study of biogenic and chemically synthesized metal (Ag and Au) nanoparticles’ in Advances in Biotechnology, Chapter 5, Vol 1 Wilmington, DE, USA. 1-16. ISBN: 978-81-935757-0-3.
  2. Alan Thomas S, Misha N and Girilal M (2017) ‘Synthesis and characterization of silver nanoparticles from the leaf extract of Epipremnum aureum (Linden & Andre) G. S Bunting and antibacterial activity of AgNPs treated polypropylene sheets’ in Plant Science technology for Sustainable Development (Eds) S.K Jain and Sons, 1-9. ISBN: 978-93-82845-00-3.
  3. Alan Thomas and Girilal M. (2016) Synthesis and optimization of silver nanoparticles from leaf extract of Merremia vitifolia Hallier f. Proceedings of National Seminar on Plant Science Technology for Sustainable World. (Eds) NIPST, 15-18. ISBN: 978-81-930000-8-3.

International Conference

  1. Invited speaker for International Conference by SCON ‘Food Science Conference 2019: International Conference on Food Science, Nutrition and Public Health’ held during June 27th and 28th 2019 at Singapore.

National Conference

  1. Invited speaker at National Conference in ‘Exploring Bionanoscience in Pharma, Agri, Food Science and Industrial Microbiology’ at Centre for Bio science and Nano science Research, Coimbatore during 30 and 31st August 2019.


Workshop/Seminars Attended

  1. International Workshop on video creation and editing’ organized by Bell Institute of Research and Development studies during 8-9 August 2020.
  2. ‘Outcome based education for technical institutions’ organized by RCET and sponsored by AICTE during 14-20 October 2020.

As resource Person

  1. Co-Chair of the session in Food Entrepreneurs Conclave 2.0 at KUFOS, Kochi on 30 November 2023.
  2. Resource person of the international workshop ‘International HACCP Workshop’ organized by Bell Institute of Research and Development studies during 23rd to 25th July 2020.
  3. Resource person for the induction program at Department of Biochemistry, Vels University, Chennai on 16th November, 2020.


  • Association of Food Scientists and Technologists (India) AFSTI Life member – Membership No: AFST/LM/4-2019/ZON/3057
  • Indian Society for Technical Education (ISTE) Life member – Membership No: LM127242

Research Interest

  • Food quality and safety
  • Bio-Nanotechnology
  • Nano-biosensors
  • Toxicology
  • Enzyme technology


  1. Consultant at Advanced Biotechnology Centre, Dubai, UAE.
  2. Consultant for Lab set up at Department of Microbiology, SN College Alathur.
  3. Consultant at Moon Food, Vinzi Sperri, Tamilnadu (2015- 2016)


  • Core Committee member for Food Science and Quality Control Program at School of Food Science and Technology, Mahatma Gandhi University, Kottayam, Kerala.
  • Executive member of Association of Food Scientists and Technologists (India): AFST(I), Cochin Chapter.
  • Scientific Advisor to Centre for Bioscience and Nanoscience Research (CBNR), Coimbatore, an affiliated and approved Research Institute by Bharathiar University.
  • Head of Curriculum Committee for B. Tech in Food Technology, Saintgits College of Engineering (Autonomous), affiliated to APJ Abdul Kalam Technological University, Kerala.
  • Chairman, Board of Studies, B. Tech in Food Technology, Saintgits College of Engineering (Autonomous), affiliated to APJ Abdul Kalam Technological University, Kerala
  • Approved PhD Guide under APJ Abdul Kalam Technological University, Kerala.
  • Curriculum and Syllabus Development Committee Member for B. Tech Food Technology Course of APJ Abdul Kalam Technological University (Kerala State Government University) from 26.06.2019 to 15.01.2021
  • 20 publications (15 Research journals and 5 Book chapters) with Aggregate impact factor 60.723, Total citation – 2400+, H index – 11, i10 index – 12, Article featured in science direct top 25 list – 1 (As on January, 2023)
  • Consultant for Microbiology and Microbiology Lab Set up for SN College, Alathur.
  • Academic Coordinator for Food Technology course at Saintgits College of Engineering (2019 – 2020).
  • IQAC member of Saintgits College of Engineering (2019 – 2020)
  • NSS Program Officer (Unit No 195 – Govt Funded) at Saintgits College of Engineering (2019- 2020).
  • Completed HACCP (Highfield Awarding body for Compliance – Level 3 & 4), Highfield, UK, with merit.
  • Certified ‘Food safety trainer in Advanced Manufacturing’ – Trainer of Trainers (ToT) (Qualified by Food Safety Training and Certification (FoSTaC) program under FSSAI on February 2019.
  • Completed ISO/IEC 17025:2017 Awareness and Audit Training course conducted by Emirates International Accreditation Center, Government of Dubai
  • Completed ‘Good Laboratory Practices and Effective Handling of Microbiology EQA samples for Food and Environmental Labs’, conducted by Public Health England (PHE) on October 2017
  • Member, Board of Studies in Microbiology (2014 – 2016), St. Berchmans College, Changanacherry, Kerala, India.
  • UGC Research Fellowship in Science for Meritorious Students, UGC Research Fellow with a SRF and JRF fellowship, from 2008 – 2012.

Contact Details

Ph: 9446778138

Email: girilal.m@saintgits.org, girilal@gmail.com

Linkedin: https://www.linkedin.com/in/dr-girilal-m-54b54068/

Researchgate profile: http://www.researchgate.net/profile/Girilal_M

My Citations: https://scholar.google.com/citations?hl=en&user=JNo3v6EAAAAJ