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Department of Biotechnology Anna University


Assistant Professor, Centre for Biotechnology

Anna University, Chennai 600025
044 - 2235 8388



Degree Year University Major Subject Studied
Ph D 2002-2007 Dr. ALM. Post Graduate Institute of Basic Medical Sciences,University of Madras Biochemistry
M. Sc. 2000- 2002 AC Tech, Guindy Campus, University of Madras Biochemistry
B. Sc. 1997- 2000 University of Madras Biochemistry


Dec2009- till date Assistant Professor, Centre for Biotechnology, Anna University
June2009- Dec2009 Assistant Professor, School of BioSciences & Technology,VIT University
Mar2007-June2009 Post Doctoral Research Fellow, CancerCare Manitoba, University of Manitoba, 675, McDermot Ave, Winnipeg, Manitoba, Canada


Teaching 8 Years and Research 15 Years

Other Activities

•Faculty coordinator for Biotechcellence-2017 held at Anna University during 9-11 March 2017.

•Additional Chief Superintendent for conducting End Semester Examinations for UG at A.C. Tech Campus, Anna University during April-May 2016, Apr-May 2014 and Mar-May 2010..

•Organizing member for Workshop on ‘Integrated Approaches to Foods, Diet and Health: Indian and European Workshop’ held on 8-9 February 2011.

Research interests

Clinical studies and Metabolic disorder

Research Guidance


• No. of PhD students (Completed) – 2

• No. of MS (by Research) students (Completed) – 2

• No of PhD Students (Pursuing) - 2

• No. of M. Tech students guided - 25

Students completed Ph. D. under my Guidance

Name of the Scholar Title of the Thesis Date of Viva- Voce
Ms. V. Helen Shiphrah Evaluation of Apoptotic Activity of Acid Ceramidase Inhibitor, Ceranib 2 in Human Breast Cancer Cell Lines 03/11/2017
Ms. P. Vishnu Priya Deep sea bacterial diversity and bioprospecting potentials of peizotolerant Streptomyces species 14/06/2018

Students completed MS (by Research) under my Guidance

Name of the Scholar Title of the Thesis Date of Viva- Voce
Mr. Ganesh Babu Role of hydrogen sulphide and nitric oxide in oxidized LDL treated endothelial cells 26/12/2016
Ms.Sivapriya S Study on identification of biomarkers for Age related macular degeneration 26/12/2016

Research Projects

Principal Investigator

S.No Funding Agency Amount(Rs) Date of sanction and Duration
1. DST-SERB 20,50,000 2012-2015
2. UGC 13,24,300 2012-2015
3. SERB 5,50,000 2016-2017


S.No Funding Agency Amount(Rs) Date of sanction and Duration
1. SERB-MOFPI 31,70,000 2014 -2017

One of the Investigators in Builder Program

S.No Funding Agency Amount(Rs) Date of sanction and Duration
1. DBT- Builder 10,44,56,000 2014 -2019


  • Vishnu Priya Padmanaban, Pankaj Verma, Dharani Gopal, Ashok Kumar Sekar, Kirubagaran Ramalingam. Phylogenetic identification and metabolic potential of bacteria isolated from deep sea sediments of Bay of Bengal and Andaman Sea. Indian Journal of Experimental Biology Vol. 57, August 2019, pp. 561-572
  • Rajendran P, Alzahrani AM, Hanieh HN, Kumar SA, Ben Ammar R, Rengarajan T, Alhoot MA. Autophagy and senescence: A new insight in selected human diseases. J Cell Physiol. 2019 Dec;234(12):21485-21492.
  • Vethakanraj HS, Sesurajan BP, Padmanaban VP, Jayaprakasam M, Murali S,Sekar AK.Anticancer effect of acid ceramidase inhibitor ceranib-2 in humanbreast cancer cell lines MCF-7, MDA MB-231 by the activation of SAPK/JNK, p38 MAPK apoptotic pathways, inhibition of the Akt pathway, down regulation of ERα. Anticancer Drugs. 2018 Jan;29(1):50-60.
  • Helen Shiphrah Vethakanraj, and Sekar Ashok Kumar. Evaluation of Synergistic effect of Ceranib 2 and Tamoxifen in human breast cancer cells. Research Journal of Pharmaceutical, Biological and Chemical Sciences. 2017:8(4): 1110-1114.
  • Padmanaban VP, Verma P, Venkatabaskaran S, Keppayan T, Gopal D, SekarAK, Ramalingam K. Antimicrobial potential and taxonomic investigation of piezotolerant Streptomyces sp. NIOT-Ch-40 isolated from deep-sea sediment.World J Microbiol Biotechnol. 2017 Feb;33(2):27.
  • Babu Thabraz Ahmed and Sekar Ashok Kumar. Antioxidant and Antidiabetic properties of Abelmoschus esculentus extract – an in vitro assay. Res. J. Biotech. Vol. 11 (3) March (2016) 34-41
  • Vethakanraj HS, Babu TA, Sudarsanan GB, Duraisamy PK, Kumar SA.Targeting ceramide metabolic pathway induces apoptosis in human breast cancer cell lines. Biochem Biophys Res Commun. 2015 Aug 28;464(3):833-9.
  • Kumar SA, Hu X, Brown M, Kuschak B, Hernandez TA, Johnston JB, GibsonSB. Lysophosphatidic acid receptor expression in chronic lymphocytic leukemia leads to cell survival mediated though vascular endothelial growth factor expression. Leuk Lymphoma. 2009 Dec;50(12):2038-48.
  • Sudhahar V, Ashok Kumar S, Varalakshmi P, Sujatha V. Protective effect of lupeol and lupeol linoleate in hypercholesterolemia associated renal damage. Mol Cell Biochem. 2008 Oct;317(1-2):11-20.
  • Sudhahar V, Kumar SA, Varalakshmi P, Sundarapandiyan R. Mitigating role of lupeol and lupeol linoleate on hepatic lipemic-oxidative injury and lipoprotein peroxidation in experimental hypercholesterolemia. Mol Cell Biochem.2007;295:189-98.
  • Sudhahar V, Kumar SA, Sudharsan PT, Varalakshmi P. Protective effect of lupeol and its ester derivative on cardiac abnormalities in experimental hypercholesterolemia. Vasc Pharmacol. 2007;46:412-8.
  • Kumar SA, Sudhahar V, Varalakshmi P. Protective role of eicosapentaenoatelipoate(EPA-LA) derivative in combating oxidative hepatocellular injury in hypercholesterolemic atherogenesis. Atherosclerosis 2006;189:115-22.
  • Kumar SA, Sudhahar V, Varalakshmi P. Oxidative renal injury and lipoprotein oxidation in hypercholesterolemic atherogenesis: Role of eicosapentaenoatelipoate (EPA-LA) derivative. Prostaglandins Leukot Essent Fatty Acids.2006;75:25-31.
  • Sudhahar V, Kumar SA, Varalakshmi P. Role of lupeol and lupeol linoleate on lipemic-oxidative stress in experimental hypercholesterolemia. Life Sci. 2006; 78:1329-35.
  • Sudhahar V, Ashokkumar S, Varalakshmi P. Effect of lupeol and lupeol linoleate on lipemic--hepatocellular aberrations in rats fed a high cholesterol diet. Mol Nutr Food Res. 2006;50:1212-9.
  • Kumar SA, Sudhahar V, Varalakshmi P. Attenuation of serum lipid abnormalities and cardiac oxidative stress by Eicosapentaenoate-lipoate (EPA-LA) derivative in experimental hypercholesterolemia. Clinica Chimica Acta 2005; 355: 197-204.


Co-authored in a chapter (Sargassum wightii – A Nature’s gift from the ocean) in the book entitled “Seaweed: Ecology, Nutrient Composition and Medicinal Uses. Nova Science Publishers 2011, ISBN: 978-1-61470-920-6”


• Associate Editor for Journal of Biochemistry Letters, Bioinfo Publications Editorials. (2011-2016)

• Edited a book "Hypercholesterolemia", Publisher: InTech, September 2015, ISBN 978-953-51-2169-5

Awards and Honors

  • Received CancerCare Post Doctoral Research fellow award (15th rank out of 31 Applications) from Manitoba Health Research Council (MHRC), Winnipeg, Manitoba,Canada (July 2008- June 2009).
  • Qualified in Council of Scientific and Industrial Research-Junior Research Fellowship and National Eligibility Test for Lectureship (CSIR-UGC JRF and NET) examination held on December, 2001.

Board of Studies & Curriculam Design

  • Member of Board of Studies in Biotechnology, PSG College of Arts and Science, Coimbatore affiliated to Bharathiar University (2011-2013).
  • Coordinator for preparing (CBCS) Curriculum and Syllabus for M. Tech. Food Technology (Regulation-2015), Anna University.


  • Life Member in “Society for Biotechnologists (India), (Membership No: 836)
  • Member Secretary, Institutional Animal Ethics Committee for Centre for Biotechnology, Anna University, Chennai.

Invited Talk/Lectures

  • Delivered a Technical talk for DBT & ICMR Sponsored National Workshop on Contemporary Research in Genetic Engineering at Department of Biotechnology Sri Venkateswara College of Engineering, Sriperumbudur, Tamil Nadu on 9th September, 2016.
  • Delivered a talk during seminar on “Recent Trends in Research and Applications of Life Sciences” on 9th February 2012 at Mohamed Sathak College of Arts and Sciences, Chennai


Assistant Professor, Centre for Biotechnology

Anna University, Chennai 600025


044 - 2235 8388