Dr Saikat Haldar
"Without you there would be no me. I am everything reflected in your eyes. I am everything approved by your smile. I am everything born of your guidance. I am me only because of you" -Richelle E. Goodrich
Research Experience
•Senior Scientist, CSIR-North East Institute of Science and Technology (CSIR-NEIST), Jorhat, Assam, India. (September 2021-Till date)
Scientist, CSIR-North East Institute of Science and Technology (CSIR-NEIST), Jorhat, Assam, India. (September 2017-September 2021)
Research Interest: Phytochemical analysis, whole cell biocatalysis, flavour and fragrance
•National Post-Doctoral Fellow, Interactions Lab, National Centre for Biological Sciences (NCBS), Bangalore, India (February 2017-August 2017)
Research Supervisor: Dr. Radhika Venkatesan
Research Topic: Targeted Metabolomics and Biotransformation of Toxic Terpene Glycosides from Common Indian Ferns
•Post-Doctoral Researcher, Natural Products Discovery Group, Department of Chemistry and Biochemistry, University of Oklahoma, Norman, USA (November 2015-December 2016)
Research Supervisor: Dr. Robert H. Cichewicz
Research Topic: Isolation and Characterization of Bioactive Fungal Metabolites
•Research Fellow, CSIR-National Chemical Laboratory, Division of Organic Chemistry, Pune, India (July 2008-July 2015)
Research Supervisor: Dr. Thulasiram H. V.
Ph.D. Thesis Title: Chemical Finger-printing, Metabolic Profiling, and Biotransformation of Neem (Azadirachta indica) Limonoids
Research Expertise
•Phytochemical Analysis
Qualitative and quantitative analysis of the phytochemicals, quality control of the plant materials and end-products
•Isolation and Structural Characterization of Secondary Metabolites
Isolation and spectroscopic/spectrometric (1D and 2D NMR, HRMS) characterization of secondary metabolites from natural (plant/microbial) sources
•Scale-up Isolation of Secondary Metabolites
MPLC and HPLC based scaling up of isolation process of targeted natural products
•Biocatalysis (Whole cell/Enzymatic)
Microbial or enzymatic (isolated) transformation of organic compounds to generate synthetically challenging novel metabolites, enzymatic resolution
•High Resolution Mass Spectrometry (HRMS) based Targeted Metabolomics
Quantitative finger-printing of targeted secondary metabolites using UPLC-ESI-quadrupole/orbitrap-MS spectrometry
•Tandem Mass Spectrometry (MS/MS) based Characterization
ESI-quadrupole/orbitrap-MS/MS based structural characterization of organic molecules and their in-mixture accurate and sensitive identification
Educational Accomplishments
Senior Research Fellowship (SRF) (2010-2013)
Awarded by Council of Scientific and Industrial Research, India, in the field of Chemical Sciences
2. Junior Research Fellowship (JRF) (2008-2010)
Awarded by Council of Scientific and Industrial Research, India, in the field of Chemical Sciences
3. National Eligibility Test (NET) (2008)
Qualified CSIR-NET (Chemical Sciences)
4. Graduate Aptitude Test in Engineering (GATE) (2008)
Secured All India Rank 74/ Percentile score 98.80 (Chemistry)
5. Joint Admission Test for Masters (IIT-JAM) (2006)
Secured All India Rank 73 (Chemistry)