1. Uppal, H., N. Kayal, S. Chawla, S.S. Tripathy and S. Gupta et al., 2017. Surface modified alumina compact: A potential material for decontamination of trivalent and hexavalent chromium and growth inhibitor of microbes from water. Adv. Mater. Lett., 8: 592-599.
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2. Smitha, M.S., S. Singh and R. Singh, 2017. Microbial biotransformation: A process for chemical alterations. J. Bacteriol. Mycol., Vol. 4. 10.15406/jbmoa.2017.04.00085.
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3. Singh, R., M.S. Smitha, K. Stalin and S.P. Singh, 2017. Enhanced bioactivity of graphene oxide-Fe₃O₄ nanocomposite against pathogenic bacterial strains. J. Nano Med. (In Press). .
4. Sah, S., N. Singh and R. Singh, 2017. Iron acquisition in maize using Pseudomonas siderophore. Biotech, Vol. 7. 10.1007/s13205-017-0772-z.
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5. Smitha, M.S. and R. Singh, 2016. Novel bacillus consortium for degradation of 2, 4-Dinitrotoluene: A xenobiotic compound. Br. Microbiol. Res. J., 15: 1-16.
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6. Sah, S., M. Sahgal and R. Singh, 2016. Effect of Pseudomonas on micronutrient status of forest and agricultural soil of Uttarakhand. Ecol. Environ. Conserv., 22: S279-S284.
7. Sah, S. and R. Singh, 2016. Phylogenetical coherence of Pseudomonas in unexplored soils of Himalayan region. 3 Biotech, Vol. 6. 10.1007/s13205-016-0493-8.
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8. Jain, P., V. Singh and R. Singh, 2016. Synthesis, characterization and antibacterial activity of Zn (II) Tetraaza macrocyclic complexes. Global J. Res. Anal., 5: 298-300.
9. George, R., N. Bahadur, N. Singh, R. Singh, A. Verma and A.K. Shukla, 2016. Environmentally Benign TiO₂ nanomaterials for removal of heavy metal ions with interfering ions present in tap water. Proc. Mater. Today, 3: 162-166.
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10. Saxena, R. and R. Singh, 2015. MALDI-TOF MS and CD spectral analysis for identification and structure prediction of a purified, novel, organic solvent stable, fibrinolytic metalloprotease from Bacillus cereus B80. BioMed Res. Int., 10.1155/2015/527015.
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11. Sah, S. and R. Singh, 2015. Siderophore: Structural and functional characterization: A comprehensive review. Agriculture (Polnohospodarstvo), 61: 97-114.
12. Gupta, S., S.P. Singh and R. Singh, 2015. Synergistic effect of reductase and keratinase for facile synthesis of protein coated gold nanoparticles. J. Microbiol. Biotechnol., 25: 612-619.
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13. Gupta, S., A. Nigam and R. Singh, 2015. Purification and characterization of a Bacillus subtilis keratinase and its prospective application in feed industry. Acta Biol. Szeged, 59: 197-204.
14. Chaturvedi, S., R. Singh and S.P. Khurana, 2015. Production of bacterial-xylanolytic enzyme using agricultural waste by solid state fermentation. Int. J. Curr. Microbiol. Applied Sci., 4: 9-16.
15. Smitha, M.S. and R. Singh, 2014. Biocontrol of phytopathogenic fungi using mycolytic enzymes produced by rhizospheric bacteria of Cicer arietinum. Indian J. Agric. Biochem., 27: 215-218.
16. Singh, R., M.S. Smitha and S.P. Singh, 2014. The role of nanotechnology in combating multi-drug resistant bacteria. J. Nanosci. Nanotechnol., 14: 4745-4756.
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17. Saxena, R. and R. Singh, 2014. Contemporaneous production of amylase and protease through CCD response surface methodology by newly isolated Bacillus megaterium strain B69. Enzyme Res., 10.1155/2014/601046.
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18. Saxena, R. and R. Singh, 2014. A modelling study by centre composite design in response surface methodology on production parameters optimization for novel metalloprotease by a newly isolated Bacillus sp. Brazil. J. Microbiol. (In Press). .
19. Gupta, S. and R. Singh, 2014. A predictive model of hydrolyzing proficiency of keratinases in feather degradation. Indian J. Microbiol., 54: 466-470.
20. Chaturvedi, S., U.K. Kohli, R. Singh and S.M.P. Khurana, 2014. Phylogenetic analysis, optimization of nutitional media composition and immobilization of xylanase enzyme. Int. Res. J. Pharm., 5: 896-902.
21. Singh, R., A. Nigam, G. Verma and R. Kapila, 2013. Vermicomposting: A technology for waste management and recycling. Int. J. Innovat. Horticult., 2: 44-51.
22. Singh, R., 2013. Microbial Waste Management. LAP Lambert Academic Publishing, Germany.
23. Saxena, R. and R. Singh, 2013. Novel metalloprotease production by solid state fermentation of agroindustrial residues: A statistical approach for process optimization. Int. J. Bioeng. Technol., 4: 9-20.
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24. Gupta, S. and R. Singh, 2013. Statistical modeling and optimization of keratinase production from newly isolated Bacillus subtilis Rse163. Int. J. Adv. Biotechnol. Res., 4: 1030-1037.
25. Chaturvedi, S., R. Singh and S.M. Khurana, 2013. Isolation and Identification of Xylanolytic enzyme from an effective strain bacillus Licheniformis isolated from the decaying wood. Int. J. Applied Biol. Pharm. Technol., 4: 92-100.
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26. Bhargava, P. and R. Singh, 2012. Developments in diagnosis and antileishmanial drugs. Perspect. Infect. Dis., 10.1155/2012/626838.
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27. Saxena, R. and R. Singh, 2011. Characterization of a metallo-protease produced in solid state fermentation by a newly isolated Bacillus strain. Acta Biologica Szegediensis, 55: 13-18.
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28. Saxena, R. and R. Singh, 2011. Amylase production by solid-state fermentation of agro-industrial wastes using Bacillus sp. Braz. J. Microbiol., 42: 1334-1342.
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29. Sarkar, P., M.K. Meghvansi and R. Singh, 2011. Microbial consortium for effective degradation of organic kitchen wastes. Int. J. Environ. Sci. Dev., 2: 170-174.
30. Singh, R., S. Gupta, D.D. Joshi and N. Nainwal, 2010. Wild apricot (Prunus armeniaca) kernel oil: A strategic alternative to value added fatty acids. Int. J. Essent Oil Ther., 4: 1-5.
31. Singh, R., R. Saxena, R.K. Basniwal and V.K. Jain, 2010. Effect of activated multi walled carbon nanotubes (MWCNTs) and TiO₂ nanoparticles on microbial cell integrity. J. Bionanosci., 4: 113-118.
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32. Singh, R. and S.M. Celin, 2010. Biodegradation of BTEX (benzene, toluene, ethyl benzene and xylene) compounds by bacterial strain under aerobic conditions. J. Ecobiotechnol., 2: 27-32.
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33. Singh, R. and R. Saxena, 2010. Concomitant production of thermostable amylase and protease from Bacillus sp. by solid state fermentation. J. Solid Waste Technol. Manage., 36: 512-525.
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34. Saxena, R. and R. Singh, 2010. Statistical optimization of conditions for protease production from Bacillus sp. Acta Biol. Szegediensis, 54: 135-141.
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35. Saxena, R. and R. Singh, 2010. Metal ion and pH stables production using agro industrial waste. J. Eco-Biotechnol., 2: 1-5.
36. Mitra, S., S.K. Khare and R. Singh, 2010. Alkaline lipase production from Enterobacter aerogenes by solid-state fermentation of agro-industrial wastes. Int. J. Environ. Waste Manage., 5: 410-418.
37. Jain, V., S. Gupta, R. Saxena and R. Singh, 2010. Thermostable alkaline protease with detergent compatibility from newly isolated strain of Pseudomonas aeruginosa. Indian J. Agric. Biochem., 23: 45-50.
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38. Saxenaa, R., D.D. Joshib and R. Singhc, 2009. Chemical composition and antimicrobial activity of walnut oil. Int. J. Essent. Oil Ther., 3: 1-4.
39. Singh, R., N. Gupta, V.K. Goswami and R. Gupta, 2006. A simple activity staining protocol for lipases and esterases. Applied Microbiol. Biotechnol., 70: 679-682.
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40. Gupta, A., R. Singh, S.K. Khare and M.N. Gupta, 2006. A solvent tolerant isolate of Enterobacter aerogenes. Bioresour. Technol., 97: 99-103.
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41. Singh, R., A. Jain, S. Panwar, D. Gupta and S.K. Khare, 2005. Antimicrobial activity of some natural dyes. Dyes Pigments, 66: 99-102.
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42. Ramnani, P., R. Singh and R. Gupta, 2005. Keratinolytic potential Bacillus licheniformis RG1: structural and biochemical mechanism of feather degradation. Can. J. Microbiol., 51: 191-196.
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43. Gupta, R., B. Chauhan, P. Ramnani and R. Singh, 2005. Bacterial Alkaline Proteases: Recent Trends and Industrial Applications. In: Microbial Diversity: Current Perspective and Potential Application, Satyanarayana, T. and B.N. Johri (Eds.)., I.K. International Pvt. Ltd., New Delhi, India.
44. Gupta, N., P. Rathi, R. Singh, V.K. Goswami and R. Gupta, 2005. Single-step purification of lipase from Burkholderia multivorans using polypropylene matrix. Applied Microbiol. Biotechnol., 67: 648-653.
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45. Jain, S., R. Singh and M.N. Gupta, 2004. Purification of recombinant green fluorescent protein by three-phase partitioning. J. Chromatogr. A, 1035: 83-86.
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46. Shenoy, S.R., M. Khalid, A. Gupta, R. Singh, S.K. Khare and M.N. Gupta, 2003. Purification of Enterobacter aerogenes plasmid using MnCl₂ as compaction agent. Anal. Biochem., 321: 256-258.
47. Gupta, A., R. Singh, S.K. Khare and M.N. Gupta, 2002. An extracellular alkaline lipase from an isolate of Enterobacter aerogenes. Indian J. Microbiol., 42: 263-265.
48. Johri, B.N. and Rajni, 2000. Scytalidium thermophilum: Biology and Biotechnology. In: Microbial Biotechnology for Sustainable development and Productivity, Rajak, R.C. (Ed.)., Vedams Academic Books form India, New Delhi, India.
49. Johri, B.N. and Rajni, 1999. Mushroom Compost: Microbiology and Applications. In: Modern Approaches and Innovation in Soil Management, Bhagyraj, A.V., K.K. Khanna and H.K. Kehri (Eds.)., Rastogi Publications, India, pp: 345-358.
50. Rajni, S., S. Rastogi, R.P. Singh and B.N. Johri, 1998. Microbial dynamics and its influence in cultivation cycles of Agaricus bisporus (Lange Imbach). Mushroom Res., 7: 35-39.