Connecting Science and Technology for a brighter tomorrow


Name : Dr. Saikat Haldar
Designation : Scientist
Qualification : MSc (Chemistry, IIT-Kharagpur), PhD (Chemistry, CSIR-NCL, Pune)
Contact Details : Medicinal and Aromatic Plants Group, Biological Sciences and Technology Division, CSIR-North-East Institute of Science and Technology (NEIST), Pulibor, Jorhat, Assam-785006. Mob: +91 7384895700.
Email id : saikat.haldar@neist.res.in, saikatchembiol@gmail.com

Research Interest
  • Natural product research and value addition
  • Plant secondary metabolites and targeted metabolomics
  • Whole-cell biocatalysis
Research Experiences
  • National Post-Doctoral (N-PDF) Fellow, Interactions Lab, National Center for Biological Sciences (NCBS), Bangalore, India (Apr 2017-Aug 2017)
  • Post-Doctoral Research Associate, Natural Products Discovery Group, Department of Chemistry and Biochemistry, University of Oklahoma, Norman, USA (Nov 2015-Dec 2016)
  • Research Fellow, CSIR-National Chemical Laboratory, Division of Organic Chemistry, Pune, India (July 2008-July 2015)
List of Publications (Most Recent Ten)
Total No. of Publications:
Google scholar link
  • Kushwaha, P.; Khedgikar, V.;† Haldar, S.;† Gautam, J.;† Mulani, F. A.;† Thulasiram, H. V.; Trivedi, R. Azadirachta indica triterpenoids promote osteoblast differentiation and mineralization in vitro and in vivo. Bioorganic & medicinal chemistry letters 2016, 26, 3719-3724.† Authors contributed equally
  • Ponnusamy, S.;† Haldar, S.;† Mulani, F.;† Zinjarde, S.; Thulasiram, H. V.; RaviKumar, A. Gedunin and azadiradione: Human pancreatic alpha-amylase inhibiting limonoids from Neem (Azadirachta indica) as anti-diabetic agents. PloS one 2015, 10, e0140113.† Authors contributed equally
  • Pandreka, A.;† Dandekar, D. S.;† Haldar, S.;† Uttara, V.; Vijayshree, S. G.; Mulani, F. A.; Aarthy, T.; Thulasiram, H. V. Triterpenoid profiling and functional characterization of the initial genes involved in isoprenoid biosynthesis in Neem (Azadirachta indica). BMC plant biology 2015, 15, 214.† Authors contributed equally
  • Haldar, S.;† Mulani, F. A.;† Aarthy, T.; Thulasiram, H. V. Whole-cell mediated 11β-hydroxylation on the basic limonoid skeleton by Cunninghamella echinulata. The Journal of organic chemistry 2015, 80, 6490-6495.† Authors contributed equally
  • Kolet, S. P.; Haldar, S.;† Niloferjahan, S.;† Thulasiram, H. V. Mucor hiemalis mediated 14α-hydroxylation on steroids: In vivo and in vitro investigations of 14α-hydroxylase activity. Steroids 2014, 85, 6-12.† Authors contributed equally
  • Haldar, S.; Mulani, F. A.; Aarthy, T.; Dandekar, D. S.; Thulasiram, H. V. Expedient preparative isolation and tandem mass spectrometric characterization of C-seco triterpenoids from Neem oil. Journal of Chromatography A 2014, 1366, 1-14.
  • Haldar, S.; Kolet, S. P.; Dandekar, D. S.; Kale, B. S.; Gonnade, R. G.; Thulasiram, H. V. Biocatalyst mediated functionalization of salannin, an insecticidal limonoid. RSC Advances 2014, 4, 27661-27664.
  • Haldar, S.; Kale, B. S.; Jadhav, D. D.; Thulasiram, H. V. Lipase mediated separation of triterpene structural isomers, α-and β-amyrin. Tetrahedron Letters 2014, 55, 3122-3125.
  • Kolet, S. P.; Niloferjahan, S.;† Haldar, S.;† Gonnade, R.; Thulasiram, H. V. Biocatalyst mediated production of 6β, 11α-dihydroxy derivatives of 4-ene-3-one steroids. Steroids 2013, 78, 1152-1158.† Authors contributed equally
  • Haldar, S.; Phapale, P. B.; Kolet, S. P.; Thulasiram, H. V. Expedient preparative isolation, quantification and characterization of limonoids from Neem fruits. Analytical Methods 2013, 5, 5386-5391.
  • Haldar, S.; Kumar, S.; Kolet, S. P.; Patil, H. S.; Kumar, D.; Kundu, G. C.; Thulasiram, H. V. One-pot fluorescent labeling protocol for complex hydroxylated bioactive natural products. The Journal of organic chemistry 2013, 78, 10192-10202.
  • Haldar, S.; Kolet, S. P.; Thulasiram, H. V. Biocatalysis: fungi mediated novel and selective 12β-or 17β-hydroxylation on the basic limonoid skeleton. Green Chemistry 2013, 15, 1311-1317.
  • Alam, A.; Haldar, S.; Thulasiram, H. V.; Kumar, R.; Goyal, M.; Iqbal, M. S.; Pal, C.; Dey, S.; Bindu, S.; Sarkar, S. Novel anti-inflammatory activity of epoxyazadiradione against macrophage migration inhibitory factor inhibition of tautomerase and proinflammatory activities of macrophage migration inhibitory factor. Journal of Biological Chemistry 2012, 287, 24844-24861.
Awards and Fellowships
  • National Post-Doctoral Fellowship (N-PDF) by SERB (2017)
  • Junior Research Fellowship (JRF) (2008-2010) and Senior Research Fellowship (SRF) (2010-2013) awarded by CSIR in Chemical Sciences
  • National Eligibility Test (CSIR-NET) (2008) (Chemical Sciences)
  • Graduate Aptitude Test in Engineering (GATE) (2008) (All India Rank 74 in Chemistry)
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