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Jawaharlal Nehru Tropical Botanic Garden and Research Institute
Palode, Thiruvananthapuram, Kerala, India - 695562
Dr. Padmesh P.Pillai
    Scientist - E1
Biotechnology and Bioinformatics Division
Fax: 91(0) 472 - 2869646
E-mail: padmeshpad@rediffmail.com
Dr. P. Padmesh P.Pillai
Area of Interest * Genetic diversity analysis using molecular markers
barcoding of wild plant species
Secondary metabolic pathway engineering in medicinal and wild crop plants
Academic qualifications
  M.Sc [Botany] University College, University of Kerala, Thiruvananthapuram, 1992
  M.Tech [Biotechnology] Centre for Biotechnology, Anna University, Chennai, 1995
  Ph.D [Biotechnology] University of Kerala, Thiruvananthapuram, 2012
Membership in professional societies  
  Life Member, Society of Biological Chemists (India), Indian Institute of Science, Bangalore
  Life Member, Indian Society of Plant Genetic Resources, NBPGR Campus, New Delhi
  Chairman, Board of Examiners (M.Sc Bioinformatics, Calicut University) March 2007
Professional recognition, honors/awards, fellowships  
  Qualified National Eligibility Test for CSIR-UGC JRFship conducted by the Council of Scientific and Industrial Research and University Grants Commission, Govt. of India in Dec.1991
  (i) M.Sc Botany, University of Kerala 3rd Rank
(ii) University of Kerala Merit Scholarship
(iii) Selected for National Merit scholarship
(iii)Mahadeva Iyer Good Conduct Medal of University College, Trivandrum
(iv) CSIR –UGC JRF-Ship in June.1992 & Dec.92
  Qualified the Graduate Aptitude Test in Engineering (GATE, Conducted by the Indian Institutes of Technology) with a percentile score of 96.63
  Industrial training fellowship from Biotech Consortium India Ltd (BCIL, Govt. of India) for six months at SPIC Science Foundation, Chennai
  Qualified the National Eligibility Test (NET) of Agricultural Scientists Recruitment Board (ASRB, Govt. of India) for Lectureship /Assistant Professorship
  Dr Thangavelu endowment prize for best paper presentation by Junior staff scientists of TBGRI
  Young Scientist Award (Life Sciences) in the XI Kerala Science Congress organized by the Science Technology and Environment Committee (STEC), Govt. of Kerala
  Travel grant awarded from the Department of Biotechnology, Govt. of India to attend the fourth International Conference on Plant Tissue Culture and Agribiotechnology held at Kuala Lumpur, Malaysia from 17-21 June 2007
  Fellowship award from the organizers of APaCPA to attend the fourth International Conference on Plant Tissue Culture and Agribiotechnology held at Kuala Lumpur, Malaysia from 17-21 June 2007
  Course Coordinator of Short-term training programme on Biodiversity characterization using Biotechnological tools funded by the Kerala Biotechnology Commission, KSCSTE, Govt. of Kerala (0.75 lakhs)
  Chairman, Board of studies in 2007
Completed projects  
Title of the project

Funding agency

Position Duration
Genotyping of biodiversity for conservation and prospecting of biological wealth in South-Western and North-Eastern parts of India DBT, Govt. of India Co-PI 5 years
Chemical prospecting and DNA fingerprinting of Andrographis paniculata DBT, Govt. of India
Co-PI 5 years
Taxonomic data organization of wild species of Piper and Curcuma in India and DNA Fingerprinting Studies of Selected Endemic Species
DBT, Govt. of India
Co-PI 4 years

Molecular characterization of Mucuna pruriens - natural source of L-DOPA, using DNA fingerprinting KSCSTE- Plan fund support
PI 3years
Isolation and characterization of gene(s) involved in the regulatory step(s) leading to the biosynthesis of hypericin using transcript profiling technology DBT, Govt. of India
PI 3 years
Metabolic engineering of Andrographolides accumulation in Andrographis paniculata Nees by modulation of the isoprenoid precursor pool with expression of plastidial Deoxy xylulose phosphate synthase and cytosolic HMG CoA reductase DBT, Govt. of India
Co-PI 3 years
National Gene Bank Project for Medicinal and Aromatic Plants DBT, Govt. of India Co-PI 5 years
Development of scientifically validated nutraceuticals from selected medicinal plants of Western Ghats DBT, Govt. of India Co-PI 3 years
Ongoing Projects
Title of the project

Funding agency

Position Collaborators Duration
Conservation and restoration of two endemic and critically endangered tree species (Syzygium gambleanum Rathakr. & Chithra and Syzygium rama-varmae (bourd.) Chithra from Agastyamalai biosphere reserve through conventional and non-conventional propagation DBT, Govt. of India




Dr. D. Narasimhan, Madras Christian College, Chennai 2009-2014
Biotechnological interventions for conservation and utilization of forest resources- Prospecting for Corosolic acid and other bioactive compounds from Lagerstroemia speciosa (L.) Pers DBT, Govt. of India
Prof. Uma Shaanker, University of Agricultural Sciences, Bangalore
Dr Amit Aggarwal
Natural Remedies Pvt. Ltd, Bangalore

Transcript profiling of differentially expressed gene(s) involved in the downstream step(s) leading to artemisinin biosynthesis upon GA3 induction
KBC, Govt. of Kerala
Dr R. Aswati Nair
National Institute of Technology, Calicut

1 A process patent titled “A novel process for the production of hypericin from shoot and callus cultures of Hypericum”. P.Padmesh, S.Seeni, J.V.Reji and G.M Nair (1146/CHE/2004) was filed in November 2004
2 An Indian process patent titled process for enhanced in vitro production of hypericin from Hypericum hookerianum (No. 224656) was granted on 21/10/2008
Inventors - P.Padmesh, S.Seeni, J.V.Reji and G.M.Nair
1. C.G Sudha, T.V Sherina, V.P Anu Anand, J.V Reji, P.Padmesh and E.V Soniya (2012). Agrobacterium rhizogenes mediated transformation of the medicinal plant Decalepis arayalpathra and production of 2-hydroxy-4-methoxy benzaldehyde. Plant Cell Tissue & Organ Culture DOI 10.1007/s11240-012-0226-6
2. P. Padmesh, S. Mukunthakumar, P.S Vineesh, Reby Skaria, K. Harikumar and P.N. Krishnan (2012). Exploring wild genetic resources of Musa acuminata Colla distributed in the humid forests of southern Western Ghats of peninsular India using ISSR marker. Plant Cell Reports 31: 1591-1601DOI 10.1007/s00299-012-1273-5
3. P. Padmesh, J.S Sajan, K Manikantan, K.S Jayakumar and A.Subramoniam (2012). ISSR analysis reveals high intraspecific variation in Rauvolfia serpentina L.-A high value medicinal plant. Biochemical Systematics and Ecology 40: 192-197
4. P. Padmesh, J.S Sajan, K Manikantan, A.S Hemanthakumar, A.G Pandurangan, P.N Krishnan and S.Seeni (2011). Analysis of genetic diversity in Poeciloneuron pauciflorum Bedd.- An endemic tree species from the Western Ghats of India. American Journal of Plant Sciences 2 : 416-424
5. P. Padmesh, J.V Reji, C.Benedict Paul, S.Mukunthakumar, G.Praveen and S.Seeni (2008). Analysis of genetic variability in two diploid Musa cultivars using RAPD - Biologia Plantarum 53(4): 711-714.
6. C.Anil Kumar, C.R Chithra, S.Bindu and P.Padmesh (2008). Seed germination and storage studies in Ficus Krishnae C.DC. Indian J. Plant Physiol 13(1) 66-72
7 S.Narasimhan, P.Padmesh and G.M.Nair (2006): Assessment of genetic diversity in Coscinium fenestratum. Biologia Plantarum 50(1): 111-113
8 P. Padmesh, J.V. Reji, M. Jinish Dhar and S. Seeni (2006): Estimation of genetic diversity in varieties of Mucuna pruriens using RAPD. Biologia Plantarum 50(3): 367-372
9 K.I.Asha, G.M.Nair, P.Padmesh, M.C.Nair and J.V.Reji (2006): Interrelationships among species of Dioscorea revealed by morpholigal traits and RAPD markers. Indian Journal of Plant Genetic Resources 19(1):40-46
10 KK Sabu, P Padmesh and S Seeni (2001): Estimation of active principle content and isozymes of Andrographis paniculata, an important medicinal plant of India. Journal of Medicinal and Aromatic Plant Sciences (India) 23 ; 637-647.
11 P.Padmesh, K.K Sabu, S.Seeni and P.Pushpangadan (1999). The application of RAPD in detecting genetic variability in Andrographis paniculata Nees, a potent hepatoprotective drug. Current Science Vol.76 No 6, 25 March
Tuesday, March 26, 2013
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