Dr Girilal M

Dr Girilal M

Professional Experience

Teaching: 4 years

Industry: 3 years

Research: 5years



UG: Industrial Microbiology
PG: Industrial Biotechnology

PhD: Bionanotechnology



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. 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. 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. 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. 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. 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. 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. 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. 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. 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. 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. 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. 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. Resource person of the International workshop ‘International HACCP Workshop’ organized by Bell Institute of Research and Development studies during 23rd to 25th July 2020.
  2. Resource person for the induction program at Department of Biochemistry, Vels University, Chennai on 16th November, 2020.



  • Indian Society for Technical Education (ISTE)
  • Association for Food Scientists and Technologists India (AFST(I))


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)


  1. Core Committee member for Food Science and Quality Control Program at School of Food Science and Technology, Mahatma Gandhi University, Kottayam, Kerala
  2. 18 publications with Aggregate impact factor – 40.565, Total citation – 1700+, H index – 8, Article featured in science direct top 25 list – 1 (As on January, 2021)
  3. Secretary for Biologists Association of India (2019-2022)
  4. HACCP (Highfield Awarding body for Compliance) Level 3 and and Level 4 qualified with merit by Highfield, UK.
  5. Certified ‘Food safety trainer in Advanced Manufacturing’ – Trainer of Trainers (ToT). Qualified by Food Safety Training and Certification (FoSTaC) program under FSSAI since 2019.
  6. Member, Board of Studies in Microbiology (2014 – 2016), St. Berchmans College, Changanacherry, Kerala, India.
  7. 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

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

Quick Contact


Kottukulam Hills, Pathamuttom
PO Kottayam, Pin – 686532, Kerala

Tel: +91 481 2430349, 2436169, 2436170

Email: mail@saintgits.org

For Admission please contact:
Anju Anna Jacob
Admissions Officer
+91 9895903278, +91 8129702585

Quick Facts

© 2019 Saintgits Group of Institutions