Dr. Sudhir Kumar Rai

Dr. Sudhir Kumar Rai

National Institute of Child and Human Development (Nichd)

National Institutes of Health(Nih)

Bethesda, Maryland, USA

Visiting Postdoc Fellow



2012 Ph.D., Molecular Biology and Biotechnology, Tezpur University, Assam, India

2011 Ph.D., Tezpur University, Tezpur, Assam, India., Molecular Biology and Biotechnology

2004 M.Sc., Periyar University, Salem, Tamil Nadu, India., Biotechnology

2002 B.Sc., Andhra University, Visakhapatnam, Andhra Pradesh, India., Microbiology, Biochemistry and Medical Lab Technology

Publications (Selected)

  1. Ashis K Mukherjee, Sudhir K Rai, Rupamoni Thakur, Pronobesh Chattopadhyay, Santosh K Kar.(2012) Bafibrinase: A non-toxic, non-hemorrhagic, direct-acting fibrinolytic serine protease from Bacillus sp. strain AS-S20-I exhibits in vivo anticoagulant activity and thrombolytic potency. Biochimie, 94(6), 1300-1308.
  2. Jetendra K Roy, Sudhir K. Rai, Ashis K. Mukherjee. (2012) Characterization and application of a detergent-stable alkaline alpha-amylase from Bacillus subtilis strain AS-S01a. International Journal of Biological Macromolecules, 50(1) Pages 219-229.
  3. Gautam Das, Naba K. Bordoloi, Sudhir K. Rai, Ashis K. Mukherjee, Niranjan Karak.(2012) Biodegradable and biocompatible epoxidized vegetable oil modified thermostable poly(vinyl chloride): Thermal and performance characteristics post biodegradation with Pseudomonas aeruginosa and Achromobacter sp. Journal of Hazardous Materials, 209–210, 434-442.
  4. Sudhir K. Rai, Ashis K. Mukherjee. (2011) Optimization of production of an oxidant and detergent-stable alkaline beta-keratinase from Brevibacillus sp. strain AS-S10-II: Application of enzyme in laundry detergent formulations and in leather industry. Biochemical Engineering Journal, 54(1),47-56.
  5. Ashis K. Mukherjee, Sudhir K. Rai, Naba K. Bordoloi. (2011) Biodegradation of waste chicken-feathers by an alkaline beta-keratinase (Mukartinase) purified from a mutant Brevibacillus sp. strain AS-S10-II. International Biodeterioration & Biodegradation, 65(8), 1229-1237.
  6. Ashis K. Mukherjee, Sudhir K. Rai.(2011)A statistical approach for the enhanced production of alkaline protease showing fibrinolytic activity from a newly isolated Gram-negative Bacillus sp. strain AS-S20-I.New Biotechnology, 28(2),182-189.
  7. Sudhir K. Rai, Ashis K. Mukherjee. (2010) Statistical optimization of production, purification and industrial application of a laundry detergent and organic solvent-stable subtilisin-like serine protease (Alzwiprase) from Bacillus subtilis DM-04 .Biochemical Engineering Journal, 48(2), 173-180.
  8. Sudhir K. Rai, Jetender K. Roy, Ashis K. Mukherjee.(2010) Characterisation of a detergent-stable alkaline protease from a novel thermophilic strain Paenibacillus tezpurensis sp. nov. AS-S24-II. Applied Microbiology Biotechnology, 85(5),1437-50.
  9. Ashis K. Mukherjee, T.S. Kumar., Sudhir K. Rai, Jetender K. Roy.(2010) Statistical optimization of Bacillus alcalophilus alpha-amylase immobilization onto iron-oxide ( Fe3O4) magnetic nanoparticles. Biotechnology and Bioprocess Engineering, 15, 984-992.
  10. Sudhir K. Rai, R.Konwarh, Ashis K. Mukherjee.(2009) Purification, characterization and Biotechnology application of an alkaline beta-keratinase produced by Bacillus subtilis RM-01 in solid state fermentation using chicken-feather as substrate. Biochemical Engineering Journal, 45, 218-225.
  11. R.Konwarh, N.Karak, Sudhir K. Rai, Ashis K.Mukherjee.(2009) Polymer assisted iron-oxide magnetic nanoparticles immobilized keratinase. Nanotechnology Journal, 20, 225107.
  12. 12. Sudhir K. Rai, Ashis K. Mukherjee. (2009) Ecological significance and some biotechnological application of an organic-solvent stable alkaline serine protease from Bacillus subitilis strain DM-04. Bioresource Technology 100, 2642-2645.
  13. Ashis K. Mukherjee, M.Bora, Sudhir K.Rai (2009). A statistical analysis to study the influence of different components of substrates on induction of extracellular alpha-amylase synthesis by Bacillus subtilis DM-03 in solid-state fermentation: application of alpha-amylase in laundry detergent formulations. Biochemical Engineering Journal, 43, 149-156.
  14. Ashis K. Mukherjee, H.Adhikary, Sudhir K.Rai.(2008) Production of alkaline protease by a thermophilic Bacillus subtilis under solid-state fermentation (SSF) condition using Imperata cylindrical grass and potato peel as low cost medium: Characterization and application of enzyme in detergent formulation. Biochemical Engineering Journal 39, 353-361.

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