Training course on “Freshwater prawn (Macrobrachium rosenbergii) hatchery operation”. 1994. The Marine Products Export Development Authority (MPEDA), Cochin.

Training “Shimadzu HPLC and Evaporative light scattering detector” Spinco Biotech Pvt. Ltd., 2002. Chennai

Alternative to the use of animals in veterinary, Medical and life science education. 2002. Govt. of India, Chennai

National symposium on Physiology and Biochemistry of Cultivable Crustaceans.  
Department of Zoology, University of Madras, Guindy Campus, Chennai on 18^th and 19^th February, 2002

Inhibition of Rat brain Acetyl cholinesterase activity (AChE) by monocrotophos. Conference on Recent advances in Animal Physiology, S.V. University, Thirupathi, Andhra Pradesh. Won Young Scientist Award (for best presentation) on 27^th to 28^th December, 2004

Workshop on Advanced in Marine biodiversity research, conservation and management. Annamalai University, Parangipet on 21^st to 24^th March, 2005

National Conference on Agro biodiversity. National Biodiversity Authority, Neelankarai, Chennai on 12^th to 15^th February, 2006

National seminar on Molecular Basis of Diseases-Current Perspectives and New Frontiers. Department of Biochemistry, University of Madras, Guindy Campus, Chennai on 13^th and 14^th March, 2006

UGC Sponsored Orientation Course (General) - Batch 82 from 14.11.2007 to 11.12.2007. Academic Staff College, University of Madras, Chennai

Training of Trainers (TOT) International Workshop in Disaster Management, Center for Natural and Disaster studies (CNHDS), University of Madras on 25^th to 29^th September, 2007

Effect of enriched Artemia nauplii on growth and survival of the ornamental fish Pocilia sphenops. National Seminar on Responsible Aquaculture Practices. Department of Aquaculture and Care, Acharya Nagarjuna University, Andhra Pradesh on 23^rd and 24^th January, 2007

Seminar and Workshop on “Recent advances in Advanced Laser Scanning Confocal Microscopy”. Department of Biotechnology, IIT Chennai on 22^nd to 24^th September, 2008

Seminar on “Herbal Analysis and Applications”. Centre for Herbal Science, University of Madras, Chennai on 29^th October, 2008

Workshop on “Patent Awareness”. Organized by Patent Information Cell, University of Madras in association with Tamil Nadu State Council for Science and Technology on 17^th April 2009

Workshop on “Tools beyond the laboratory bench: International Workshop on scientific writing, IPR Productization and Research Ethics and Conference on Advanced Research Technologies for the Post-Genomics Era”. Centre for Biotechnology & Centre for International Affairs, Anna University, Chennai on 14^th to19^th December, 2009

Seminar on “Looking Forward: Challenges of Climate on Water and Land in commemoration of World Water Day and World Forest Day 2010”. Centre for Climate Change & Adaptation Research, Anna University on Chennai 22^nd March, 2010

Efficacy oil emulsions on the growth of human lung adenocarcinoma epithelial cell line A549. National Conference on “Interplay of Biological and Chemical Sciences”, Department of Zoology, Thiruvalluvar University, Vellore, Tamilnadu on 06^th to 08^th  January, 2010

Conference on “Frontiers in MS Technology and Emerging Applications”. Indian Institute of Chromatography and Mass Spectrometry, Guindy, Chennai on 28^th November, 2011

National seminar on “Current Trends in Biotechnological Strategies for Eco-friendly Crop Protection”. Sun Agrao Biotech Research Centre, Chennai & Department of Zoology, University of Madras, Chennai on 16^th and 17^th December, 2011

UGC Sponsored Refresher Course in Nanoscience (Interdisciplinary) - Batch IV from 15.11.2012 to 15.12.2012. Academic Staff College, University of Madras, Chennai

National conference on “The Role of Free radicals in Health and Diseases”. Department of Biochemistry, University of Madras, Chennai on 27^th and 28^th January, 2012

Orientation workshop on Radiation Science & Applications, UGC-DAE Consortium for Scientific Research, Kolkata centre & Christ Church College, Kanpur on 10^th and 11^th February, 2012

Workshop on “Advances in Aquaculture Technology”. Department of Marine Science, Bharathidasan University, Tiruchirappalli on 20^th to 24^th February, 2012

National seminar on “Emerging trends in Cancer and Stem Cell Biology” (ETCSCB-2012). Department of Biomedical Science, Bharathidasan University, Trichirappalli on 10^th September, 2012

In vitro evaluation of anti-cancer activity of silver nanoparticles synthesized from aqueous extracts of Datura innoxia, P. Mil. X CMC Winter Symposium on “Cellular and Molecular Medicine: Cancer, Stem Cells & Inflammation”, Christian Medical College, Vellore, Tamilnadu on 05^th to 07^th January, 2012

Assessment of bioactivity of Vitex negundo leaf extracts using Brine shrimp Artemia nauplii. National Conference on “Biotechnological Approaches in Aquaculture- Live Aqua 2012”, Department of Zoology, School of Life Sciences, Bharathiar University, Coimbatore, Tamilnadu on 01^th to 03^th February, 2012

In vitro toxicity of biologically synthesized silver nanoparticles using leaf extract of Vitex negundo. L. in human colon cancer cell line HCT 15, DST-PURSE Centre, Sri Venkateswara University, Tirupati, Andhra Pradesh on 24^th and 25^th February, 2012

National seminar on “Chromatographic techniques” (NSCT-13). Department of Analytical Chemistry, University of Madras, Chennai on 30^th and 31^st August, 2013

Galangin inhibits pulmonary carcinogenesis-associated inflammation and interferes with COX-2, MMP-2 and MMP-9 expressions in vivo. 34^th Annual conference of Indian Association of Biomedical Scientists (IABMS), Department of Pharmacology and Environmental Toxicology, Dr. A. L. M. Post Graduate Institute of Basic Medical Sciences, University of Madras, Chennai on 27^th to 29^th December, 2013

Studies on biochemical composition and cytotoxicity of Indian black scorpion heterometrus fulvipes venom on human liver cancer cell line HepG2. 34^th Annual conference of Indian Association of Biomedical Scientists (IABMS), Department of Pharmacology and Environmental Toxicology, Dr. A. L. M. Post Graduate Institute of Basic Medical Sciences, University of Madras, Chennai on 27^th to 29^th December, 2013

ICAR Sponsored Summer School on Technological Advancements in the Seed Production of Marine Finfish and Shellfish from 20.08.2014 to 09.09.2014. Mandabam Regional Centre of CMFRI, Rameshwaram

UGC Sponsored Refresher Course (Human Resource Development Centre) in Life Sciences and Biotechnology from 20.07.2015 to 14.08.2015. Jawaharlal Nehru University (JNU), New Delhi

National seminar on New Vistas in Marine Biotechnology, School of Life Sciences, Department of Biotechnology, Vels University, Chennai on 28^th February,2015

National conference on “Novel Approaches in Cognitive and Molecular Neurobiology” (NACMON-2015).Department of Medical Biochemistry, University of Madras, Taramani Campus, Chennai on 18^th March 2015

Orientation workshop on Radiation-its Applications in Physical, Chemical and Life Sciences. Mangalore university Department of studies in physics mangalagangotri and UGC-DAE Consortium for scientific research Kolkata centre, Mangalore on 24^th and 25^th June, 2015

Recent Trends in Genetics and Evolution. Seminar on Developing New Curriculum – 2017. State Council of Educational Research and Training (SCERT), Tamilnadu. Kalaivanar Arangam, Anna University, Chennai – 25 on 20^th, 21^st and 22^nd July, 2017

National Conference on GLP and ISO/IEC 17025-Emphasis on Regulatory Affairs and Application in Academic Research, organized by International Institute of Biotechnology and Toxicology (IIBAT), Padappai, Kanchipuram dt, Tamilnadu, 15^th & 16^th, December, 2017

Role of Environmental Information System centre towards improvement of health, environment and society. Indian council of medical research sponsored national workshop on Health, Environment and Society on 19^th & 20^th September, 2018

UGC Sponsored Short-Term Course (Human Resource Development Centre) for one week (06.03.2018 to 10.03.2018). Jawaharlal Nehru University, New Delhi

Waste Management Practices in Educational Institutions – Case study of Loyola College organized by Loyola Institute of Frontier Energy (LIFE), Loyola College, and ENVIS Centre, University of Madras, Chennai, 03, August, 2018

National Conference on Biology and Medicine (NCBM’19), Department of Zoology and Human Genetics and Molecular Biology, Bharathiar University, Coimbatore – 07^th – 08^th February, 2019

National Seminar on Innovations in Solid Waste and Wastewater Management in Educational Institutions organized by Entomology Research Institute (ERI), Loyola college, Chennai at Rapinat Auditorium in collaboration with Environmental Information System (ENVIS) Centre, University of Madras, Chennai on August 21, 2019

National Conference on Benchmarking quality parameters of research programmes organized by Department of Higher Education, Government of Tamilnadu, Chennai on October 15, 2019

National Webinar on “Biodiversity Conservation in Kerala” jointly conducted by Kerala state Council for Science Technology and Environment (KSCSTE), ENVIS Hub, Kerala State Biodiversity Board & Department of Environment & Climate Change on 5^th June 2020 in connection with World Environment day 2020

National Webinar on Carbon finance: A tool to mitigate human wildlife conflict and climate change in protected areas of India, Teri: The Energy and Resource Institute, New Delhi on 25^th June 2020

National Webinar on Environmental Filmmaking- It all starts and Ends with the story: How to Write a Successful Script?, Organized by CMS vatavaran on 27^th June 2020

National Webinar on “what did we learn from the genomes of SARS-CoV-2 isolates?” in the theme of Emerging and Re-emerging Infectious Diseases in the 4^th annual meet of Centre for Research in Infectious Disease, Organized by School of Chemical & Biotechnology, SASTRA Deemed to be University on 2^nd July 2020

National Webinar on “ Say No to Plastic Pollution” organized by ENVIS Resource Partner on Environmental Biotechnology, University of Kalyani, on 18^th July 2020

National Conference on Industry – Academia Conclave 2020 on Aquaculture: Avenues, Opportunities and Challenges Organized by the Guru Nanak Centre for Research (GNCR), Guru Nanak College (Autonomous), Velachery, Chennai on 28^th – 31^st July 2020

National Webinar on “Advances in Aquatic Animal Health Management” organized by the Department of Aquatic Animal Health Management, Dr. M.G.R. Fisheries College and Research Institute, Ponneri on 27^th  July 2020

National Webinar on “International Day for the Conservation of the Mangrove Ecosystem” Organized by ENVIS Centre on Biodiversity (Fauna), Zoological Survey of India, Kolkata on 27^th July 2020

National Webinar on “Essential Education for Accelerating Creative Career” organized by Elets Digital Learning Magazine and Adobe on 6^th August 2020

National Webinar on “Engineering the future of Medicine” Organized by The National academy of Sciences, India (NASI) – Delhi Chapter-&-MHRD- Institution Innovation council (IIC), Deen Dayal Updhyaya College Chapter (University of Delhi) on 6^th August 2020

National Webinar on “Mosquito Surveillance and Control” in connection with World Mosquito Day organized by Pondicherry ENVIS HUB on 20^th August 2020

National Webinar on “Science Skilling” organized by Chennai Science Colloquium (CSC) held on 28^th February 2021

Online Webinar on “Corona Variants and their impact” organized by Veeramani Mohana Centre for Quality Life Engineering Research, Institution innovation Council (IIC), Peryar Technology Business Incubator (PTBI) and Department of Biotechnology, Periyar Maniammai Institute of Science &Technology,(Deemed to be University) Vallam, Thanjavur on 4^th July 2021

One week online programme on “Yoga demonstration for prevention of COVID” organized by the centre for Yoga & Meditation and Internal Quality Assurance Cell (IQAC), Vivekananda College, Tiruvedakam west, Madurai District from 19^th to 25^th 2021.

Oral presentation entitled “Assessment of Invitro anticancer activity of crude tissue extract from marine snail Murex trapa on human lung cancer cell line (A549)” in 1^st National Conference on Biomaterials in Health Care-2023, organized by Sree Balaji Medical College and Hospital, Chennai on 18^th – 19^th August, 2023

Oral presentation entitled “Combination drug therapy for colon cancer: Integrating cisplatin, phytolacca and glycosaminoglycans” in 1^st National Conference on Integrative Medical Science (IMS) - 2024, organized by Sree Balaji Medical College and Hospital, Chennai on 19^th – 20^th December, 2024

Organizing committee member in “International Symposium on Molecular Basis of Diseases & Recent Advances Targeting Cell therapies” in the University of Madras, Guindy Campus, Chennai on 6^th March, 2023

International seminar on Immunotechnology and Workshop on Immunoenzyme labeling in tissue sections, ELISA, 2D and Pulse Field Electrophoresis and fermentor.  Department of Biotechnology, University of Madras, Guindy Campus, Chennai on 20^th to 22^nd October, 2005

Growth, survival and fatty acid composition of Pocilia latipinna fish fry fed with enriched Artemia nauplii. 6^th International Large Branchiopod Symposium (ILBS-6). Department of Zoology and Aquaculture, Acharya Nagarjuna University, Nagarjuna Nagar, Andhra Pradesh on 16^th to 20^th September, 2007

Effect of Organophosphorus Pesticide on the Reproductive Bionomics of Rotifer        Brachionus plicatilis (O.F. Müller). International Colloquium on “Emerging Biotechnologies in Agriculture, Animal Health and Productivity” (ICEB’09). Schools of Biosciences, Alagappa University, Karaikudi, Tamilnadu on 22^th to 26^th February, 2009

Bioaccumulation and toxicity effects of plant mediated silver nanoparticles repeated oral administration in male albino wistar rats. International Symposium on Environmental impacts, Health implications and Therapeutic approaches & A special Symposium on Water Quality and Aquatic Biotechnology, Vikrama Simhapuri University, SPSR Nellore, Andhra Pradesh on 15^th to 17^th July, 2012

Toxicity assessment of silver nanoparticles in marine Polychaete worm Hydroides Elegans (Haswell, 1883). International Conference on Biosciences with special reference to Environmental Issues (ICBEI) & 33^rd Annual session of the academy of environmental biology, Department of Zoology, Shivaji University, Kolhapur on 19^th to 21^th December, 2013

Vilangugal payanpaattil kavanam. International conference on Kavanam Palthurai Paarvai. Department of Tamil, Institute of Distance Education, University of Madras on 13^th and 14^th March, 2014

In-vitro antioxidant and anticancer activity of selected seaweeds as a natural source. International conference on Advance in New Materials. Department of Inorganic Chemistry, University of Madras on 20^th and 21^st June, 2014

Free radical scavenging activity and cytotoxic effect of Anisaldehyde on human cancer cell line. International conference on Advance in New Materials. Department of Inorganic Chemistry, University of Madras on 20^th and 21^st June, 2014

International conference on Recent trends in biomedical sciences. PG & Research Department of Zoology, Biotechnology & Bioinformatics, Holy Cross College, Tiruchirappalli on 7^th to 9^th January, 2014

Biochemical properties and biomedical application of cattle fish Sepia prabahari ink. International symposium on Current Advances in Radiobiology, Stem cells and Cancer Research. School of Life sciences, Jawaharlal Nehru University, New Delhi on 19^th and 21^st February, 2015

Influence of coastal shrimp farming on mangrove ecosystem in marakkanan region, Tamilnadu. International conference on Mangroves and Climate change, Department of Geology, University of Madras, Guindy campus, Chennai on 16^th and 18^th July, 2015

Global cancer summit-2015, International collaborative conference. Indian Institute of Science, Bangalore on 18^th-20^th November, 2015

First Indo – Russian Meet & 2^nd International Conference on Biotechnological Advancement in Free Radical Biology and Medicine, Department of Biosciences, Integral University, Lucknow, 23^rd – 25^th January, 2017

International Seminar on Recent Trends in Environmental sciences – Issues and Remedies, Centre for Environmental Sciences, Guindy Campus, Chennai – 25, 10^th March, 2017

International Conference on Recent Trends in Stem cells and Regenerative Medicine, organized by Research & Development Wing, Sree Balaji Medical College & Hospital, Chrompet , Chennai, 24^th & 25^th, August, 2017

“Hands on training program in Adult Stem Cell Culture” at Stem cell & Immunity Research group, Faculty of Medicine and Health Sciences, University Putra Malaysia, 1^st - 21^st, December 2018. Malaysia

International seminar on “Recent Innovations in Biological Sciences for Healthier Tomorrow” (ISRIBISHT-2018), PG & Research Department of Zoology, Arignar Anna Government Arts College, Cheyyar, 1^st November 2018

International Conference on “HORIZON 2019: The Epitome of Biomedical Research”, Dental Research Cell – Biomedical Research Unit And Laboratory Animal Centre, Saveetha Dental College, Chennai – 77 on 28^th February – 1^st March, 2019

2^nd International Conference on “Molecular Physiology, Therapeutics and Experimental Medicine (MP-TEM 2019)”, Department of Animal Health and Management, Alagappa University, Karaikudi on 24^th and 25^th July 2019

International Conference on Transdisciplinary & Innovative Research in Science (ICTIRS-2020), Science Departments, Thiruvalluvar University, Vellore-632 115 on 26^th-28^th February, 2020

International Webinar on “Wildlife Resources of Oriental Region: Conservation Challenges, Organized by Faculty of Applied Sciences, AIMST University, Semeling, Kedah Darul Aman, Malaysia on 3^rd  July 2020

International Conference on “Imaging Cancer” Organized by Scientific Programme committee EACR-ESOI, UK. On 8^th July 2020

International E-Conference on “Forensic Biology” organized by Department of Forensic Biology and Internal Quality Assurance Cell (IQAC), Government Institute of Forensic Science, Nagpur held on 28^th and 29^th January, 2021

International Conference on “Recent Trends in Aquaculture”, Department of Zoology,         St. Xavier’s College, Palayamkottai-627002 on 25^th March, 2022

International Virtual Conference on “Recent Trends in Animal Sciences (RTAS)”, Centre of Advanced study, Department of Zoology, Banaras Hindu University, Varanasi - 221005 on 25^th – 27^th 2022

Oral presentation titled “Anti-cancer activity of crude terodotoxin extracts from Marine Puffer fish Chelondon patoca” in the 3^rd International Conference on Applications of Natural Compounds, Nanomaterials, Oncolytics in Cancer Biology and Biotechnology (ICANNOCB-22), Organized by School of Life Sciences and Association of Cancer Education and Research (ACER), B.S. Abdur Rahman Crescent Institute of Science& Technology, Chennai, India in association with Purdue University, USA on 27^th – 28^th October, 2022

 Oral presentation entitled “Use of Biofloc Technology on growth and survival of Litopenaeus vannamei evidenced by electron microscopical and histological observation” on Proceedings of International Conference Frontiers of Biosciences in Sustainable Development, organized by Justice Basheer Ahmed Sayeed College for Women, Chennai on 15^th & 16^th February 2023

Oral presentation entitled “Antiproliferative activity of Crude Glycosaminoglycans (GAGs) from byproducts of marine fish Sphyraenae putnamae on Human Gastric Cancer (AGS) cell line” in International Symposium on Molecular Basis of Diseases & Recent Advances Targeting Cell therapies” Organized by C3 Foundation, University of Madras and Presidency College held at University of Madras, Guindy Campus, Chennai on 6^th March 2023