Deepak Kumar , Ph.D.

Organic & Medicinal Chemistry

Research Interest

  • Bio-assay guided isolation and characterization
  • Process development and scale up
  • Analytical method development and standardization
  • NDDS based herbal formulations
  • Clean & natural ingredients


  • M.S. (Pharm) Natural Products: National Institute of Pharmaceutical Education and Research, Kolkata (NIPER-Kolkata)
  • Ph.D. : Jadavpur University, Kolkata
  • Assistant Manager: Natural Product Research Lab, Venus Remedies Ltd, Panchkula
  • Scientist: Research & Development, Sami Labs Ltd, Bangalore
  • Sr Executive: Advanced Research Division, L’Oreal India Pvt Ltd, Bangalore
  • Scientist: CSIR-North East Institute of Science and Technology (NEIST), Jorhat

Honours & Awards

  • CSIR Senior Research Fellowship, 2013.
  • DST Inspire Fellowship, 2011.
  • CSIR Senior Research Fellowship, 2010.
  • Institute medal: M.S. (Pharm.) Natural Products NIPER Kolkata.
  • Postgraduate fellowship at NIPER Kolkata.
  • GATE 2006 & 2007
  • State and national science exhibitions.

Patents & Publications

  1. Baishya, R., Nayak, D.K., Kumar, D., Sinha, S., Gupta, A., Ganguly, S., Debnath, M.C. 2016. Ursolic acid loaded PLGA nanoparticles : in vitro and in vivo evaluation to explore tumor targeting ability on B16F10 melanoma cell lines. Pharmaceutical Research, 33, 2691-2703.
  2. Saini, P., Mukherjee, N., Mukherjee, S., Roy, P., Gayen, P., Kumar, D., Pal, B.C., Babu, S.P.S. 2015. Diospyros perigrena barks extract induced apoptosis in filarial parasite Setaria cervi through generation of reactive oxygen species. Pharmaceutical Biology, 53, 813-823.
  3. Kumar, D., Tejaswi, C., Rasamalla, S., Mallick, S., Pal, .C. 2015. Bio-assay Guided Isolation of Anti-cancer Compounds from Anthocephalus cadamba Natural Product Communications, 10, 1349-1350.
  4. Saini, P., Gayen, P., Kumar, D., Nayak, A., Mukherjee, N., Mukherjee, S., Pal, B. C., Sinha Babu S. P. 2014. Antifilarial effect of ursolic acid from Nyctanthes arbortristis: molecular and biochemical evidences. Parasitology International, 63, 717-728.
  5. Mallick, S., Pal, B. C., Kumar, D., Chatterjee, N., Saha, K. D. 2013. Effect of corchorusin-D, a saikosaponin like compound, on B16F10 melanoma cells (in vitro and in vivo). Journal of Asian Natural Products Research, 15, 1197-1203.
  6. Kumar, D., Ghosh, R., Pal, B. C. 2013. α-Glucosidase inhibitory terpenoids from Potentilla fulgens and their quantitative estimation by validated HPLC method. Journal of Functional Foods, 5, 1135-1141.
  7. Kumar, D., Gupta, N., Ghosh, R., Gaonkar, R. H., Pal, B. C. 2013. α-Glucosidase and α-amylase inhibitory constituent of Carex baccans: Bio-assay guided isolation and quantification by validated RP-HPLC-DAD. Journal of Functional Foods, 5, 211-218.
  8. Kumar, D., Datta, S., Gaonkar, R. H., Roy, S. S., Vedasiromoni, J. R., Ghosh, R., Pal, B. C. 2013. Bioactivity-guided isolation and quantification of anti-diabetic principle in Holarrhena antidysenterica (Wall), in-vitro. Journal of Herbs, Spices & Medicinal Plants, 19, 54-63.
  9. Kumar, D., Shah, V., Ghosh, R., Pal, B. C. 2013. A new triterpenoid saponin from Glinus oppositifolius with α-glucosidase inhibitory activity. Natural Product Research, 27, 624-630.
  10. Kumar, D., Kumar, H., Vedasiromoni, J. R., Pal, B. C. 2012. Bio-assay guided isolation of α-glucosidase inhibitory constituents from Hibiscus mutabilis Phytochemical Analysis, 23, 421-425.
  11. Kumar, D., Gaonkar, R. H., Ghosh, R., Pal, B. C. 2012. Bio-assay guided isolation of α-glucosidase inhibitory constituents from Eclipta alba. Natural Product Communications, 7, 989-990.
  12. Saini, P., Gayen, P., Nayak, A., Kumar, D., Mukherjee, N., Pal, B. C., Sinha Babu S. P. 2012. Effect of ferulic acid from Hibiscus mutabilis on filarial parasite Setaria cervi: Molecular and biochemical approaches. Parasitology International, 61, 520-531.
  13. Mallick, S., Pal, B. C., Vedasiromoni, J. R., Kumar, D., Saha, K. D. 2012. Corchorusin-D directed apoptosis of K562 cells occurs through activation of mitochondrial and death receptor pathways and suppression of AKT/PKB pathway. Cellular Physiology and Biochemistry, 30, 915-926.
  14. Kumar, D., Mallick, S., Vedasiromoni, J. R., Pal, B. C. 2010. Anti-leukemic activity of Dillenia indica L. fruit extract and quantification of betulinic acid by HPLC. Phytomedicine, 17, 431-435.