Duration: January 2025 to July 2026, total 8 journal publications (Q1/Q2) (impact factors range from 2.4 to 9.4 for all journals);

Average impact factor of 8 publications: 5.32 and one book chapter (as co-author) in Wiley & Sons.

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MAJOR Publications of Impact factor (Current IF/Last 2/5-years) above 4.5 as a first or corresponding author

1) Pritish R. Shukla, Utpal Roy, Sunil Bhand, Rajashree R. Yaragal, (2026) Sustainable devulcanization and detoxification of worn-out tires using a reusable green solvent. Results in Engineering, (ELS.), Vol. 29, 109656,ISSN2590-1230, https://doi.org/10.1016/j.rineng.2026.109656. IF 9.4

2) Pritish R. Shukla, Utpal Roy, Sunil Bhand (2026) Deep eutectic solvent-assisted bacterial devulcanization, detoxification, and degradation of waste tyre rubber. RSC Adv. 2026; 16 (28): 26205–26221. https://doi.org/10.1039/d6ra01664b. IF 6.1

3) Madhuri Madduri, Shivaprakash M Rudramurthy, Utpal Roy (2025) Bacillus-derived lipopeptides inhibit and eradicate Candida tropicalis Biofilms: An in vitro exploration. BIOFILM (ELS), Vol 10, 100294, ISSN 2590-2075, https://doi.org/10.1016/j.bioflm.2025.100294.IF 6.8

4) Pritish Raj Shukla, Utpal Roy, Sunil Bhand, Vivek Rangarajan; Biodegradation of vulcanized waste tire rubber by Gordonia polyisoprenivorans Kd2: mechanistic insights and ecological context from indigenous rubber-degrading communities. RSC Adv. 2026; 16 (38): 42142–42163. https://doi.org/10.1039/d6ra04972a.IF 6.1

5) Madhuri Madduri, Shivaprakash M. Rudramurthy, Utpal Roy (2025) Unveiling the In Vitro Antibiofilm Efficacy of Antifungal Lipopeptides Purified from Bacillus sp. against Mixed-Species Biofilms of Candida. ACS Omega, 9, 2025; 10 (48): 58671–58687. https://doi.org/10.1021/acsomega.5c06938.IF 5.2

6) Ramesh, S., Roy,Utpal., Roy, S. et al. (2024) A promising antifungal lipopeptide from Bacillus subtilis: its characterization and insight into the mode of action. Applied Microbiol Biotechnol (Springer Nature) 108, 161. https://doi.org/10.1007/s00253-023-12976-5.IF 5.2

7)Madhuri M, Rudramurthy SM and Roy U (2024) Two promising Bacillus-derived antifungal lipopeptide leads AF4 and AF5 and their combined effect with fluconazole on the in vitro Candida glabrata biofilms. Frontiers in Pharmacology 15:1334419. doi: 10.3389/fphar.2024.1334419. IF 5.4

8) Sreelakshmi KP, Madhuri M, Swetha R, Rangarajan V, Roy Utpal. (2024) Microbial lipopeptides: their pharmaceutical and biotechnological potential, applications, and way forward. World Journal Microbiology & Biotechnology. (SN) 15;40(4):135. doi: 10.1007/s11274-024-03908-0. PMID: 38489053. IF 4.9

9)Ramesh S, Roy Utpal and Roy S. (2023) The Elucidation of the Multimodal Action of the Investigational anti-Candida Lipopeptide (AF₄) Lead from Bacillus subtilis. Frontiers in Molecular Biosciences. 2023. Volume 10. doi: 10.3389/fmolb.2023.1248444. 5-year IF: 4.7, (Q1)

10) Ajay Ghosh Chalasani, Utpal Roy, Sushma Nema (2018) Purification and characterisation of a novel antistaphylococcal peptide (ASP-1) from Bacillus sp. URID 12.1. International Journal of Antimicrobial Agents, (ELS.) Vol 51, Issue 1, Pages 89-97, ISSN 0924-8579, https://doi.org/10.1016/j.ijantimicag.2017.08.030. IF 5.0

11) Ramachandran R, Narayanan NN, Thakur RL, Chakrabarti A, Roy Utpal (2017). Evaluation of Antifungal Efficacy of Three New Cyclic Lipopeptides of the Class Bacillomycin from B. subtilis RLID 12.1. Antimicrobial Agents & Chemotherapy (American Society of Microbiology), 21;62(1):e01457-17. doi: 10.1128/AAC.01457-17. PMCID: PMC5740331. IF 4.5, Q1, H-index 309

12) Chalasani AG, Dhanarajan G, Nema S, Sen R and Roy Utpal (2015) An Antimicrobial Metabolite from Bacillus sp.: Significant Activity Against Pathogenic Bacteria Including Multidrug-Resistant Clinical Strains. Frontiers in Microbiology, 6:1335. doi: 10.3389/fmicb.2015.01335. IF 5.8

13) Shekh, R.M., Roy, Utpal (2012) Biochemical characterization of an anti-Candida factor produced by Enterococcus faecalis. BMC Microbiology, 12, 132 (2012). https://doi.org/10.1186/1471-2180-12-132. IF 5.6

14) Roy Utpal, Chalasani AG, Shekh MR (2015). The anti-Candida activity by Ancillary Proteins of an Enterococcus faecium strain. Frontiers in Microbiology, 8;6:339. doi: 10.3389/fmicb.2015.00339. PMID: 26005434. IF 5.8

15) Roy, Utpal., Jai K., K., Sunita, G. et al. Partial purification of an antifungal protein produced by E. faecalis CHD28.3. Annals of Microbiology 59, 279–284 (2009). https://doi.org/10.1007/BF03178329. IF 5.1

16) Utpal Roy, VK Batish, S. Grover, S. Neelakantan,Production of antifungal substance by L. lactis subsp. lactis CHD-28.3. International Journal of Food Microbiology (ELS), Vol 32, Issues 1–2, 1996, Pages 27-34,ISSN 0168-1605, https://doi.org/10.1016/0168-1605 (96)01101-4.IF 5.7

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Major publications as corresponding author

• Raees A Paul, Madhuri Madduri, Nisha Kashyap, Swetha Ramesh, Shivaprakash M Rudramurthy, Utpal Roy (2025) Efficacy of two novel antifungal lipopeptides, AF4 and AF5 of bacillomycin D family in murine models of invasive candidiasis, cryptococcosis, and aspergillosis. APMIS (Wiley). 2025 Jan;133(1):e13506. doi: 10.1111/apm.13506. 
• Madduri, M., Rudramurthy, S. M., and Roy, Utpal Roy (2024) Two promising natural lipopeptides from Bacillus subtilis effectively induced membrane permeabilization in Candida glabrata. Acta Biochim. Pol. 72, 11999. doi:10.3389/abp.2024.11999
• Swetha R, Dipika S, Madhuri M, Shivaprakash MR and UTPAL ROY (2023) In VitroEvaluation of Novel Bacillus-Derived Lipopeptide on Clinically Prevalent Trichophyton  in Dermatophytosis” published in Acta Microbiologica Bulgarica, vol. 39, issue 1. Scopus-indexed
• Swetha Ramesh, Madhuri Madduri, Shivaprakash M. Rudramurthy, UTPAL ROY (2023) Functional Characterization of a Bacillus-Derived Novel Broad-Spectrum Antifungal Lipopeptide Variant against Candida tropicalis and Candida auris and Unravelling Its Mode of Action. Microbiology Spectrum. (ASM Journal), Vol. 11, No. 2. https://orcid.org/0000-0002-9097-9253, IF 9.043 (Q1).
• Rehan Deshmukh, Utpal Roy (2023) A Comprehensive Mini-review on COVID-19 Pathogenesis on Perspectives of Cytokine Storm and Recent Developments in Anti-Covid Nucleotide Analogues.  Journal of Pure & Applied Microbiology, Vol.17, Issue 4. Doi.org/10.22207/JPAM.17.1.12. IF 1.1
• Pankti Dhumal, Srashti Bajpai, Nachiket Garge, Fatema Rampurwala, Nishat S, Shikha Gaikwad, Utpal Roy, Manasi Mishra and Rehan Deshmukh (2022) ‘Antimicrobial Resistance and Virulence of Escherichia coli in the Purview of Public Health Monitoring.’ Published: November 15th, 2022 DOI: 10.5772/intechopen.108299
• Rehan Deshmukh, Ajay G Chalasani, D Chattopadhyay, Utpal Roy (2021) Ultrastructural changes in methicillin-resistant Staphylococcus aureus (MRSA) induced by a novel cyclic peptide ASP-1 from subtilis: A scanning electron microscopy study. Revista Argentina de Microbiología,(ELS.) 53:281-287. IF 2.4
• Rehan Deshmukh and Utpal Roy (2021) Molecular Diagnostic Platforms for Specific-Detection of Escherichia coli: a Microreview., IntechOpenaccess. Invited Book chapter “Escherichia coli”, ISBN 978-1-83969-870-5
• Rehan Deshmukh, Utpal Roy*and Sunil Bhand (2022) A Novel Electrochemical Genosensor for Specific Detection of xanQ Gene in Escherichia coli Strains in Water. Current Analytical Chemistry, 18(1):852-855. DoI: 10.2174/1573411018666220126094751. *CA   IF 2.37
• Purnima Singh, Sakae Tsuda, SM Singh, Sukanta Mondal, Utpal Roy (2021) Partial characterization of an antifreeze protein (CRY-c) from Cryobacterium psychrotolerans MLB-29 of Arctic glacier cryoconite. Polar Science, Vol. 28 (100661). DoI: https://doi.org/10.1016/j.polar.2021.100661. 2.355
• R Deshmukh, S. Bhand and Utpal Roy (2021) BCIG-SMAC Medium and PMA-Qpcr for Differential Detection of Viable Escherichia            coli in Potable Water. Iranian J.Microbiology 13(5): 624-632. Scopus and Pubmed-indexed. IF 1.9

• Deshmukh Rehan, Prusty Arun, Kumar, Roy Utpal*, Bhand Sunil (2020) A capacitive DNA sensor for sensitive detection of Escherichia coli O157:H7 in potable water based on the z3276 genetic marker: fabrication and analytical performance. ANALYST (RSC.)org/10.1039/C9AN02291K * Equal Correspondence, IF 3.6
• Ramya R, Swetha Ramesh, Anviksha, RL Thakur, Arunaloke Chakrabarti and Utpal Roy (2020) Improved production of two anti-Candida lipopeptide homologues coproduced by the wild-type subtilis RLID 12.1 under optimized conditions. Current Pharm. Biotechnology 21(5):438-450, 438-451, DOI: 10.2174/1389201020666191205115008.IF 2.83
• R Deshmukh, S. Bhand and Roy (2019) A Novel Molecular Quantitative Method for Rapid and Sensitive Detection of Escherichia coli from Roof-Harvested Rainwater. Analytical Methods (RSC.),11, 3155 – 3167, DOI: 10.1039/C9AY00587K, Impact factor 3.53

• Rehan A. Deshmukh, Sunil Bhand & Utpal Roy (2019) A novel method for rapid and sensitive detection of viable Escherichia coli cells using UV-induced PMA-coupled quantitative PCR. Brazilian Journal of Microbiology, (SN) ,1-6, DOI:10.1007/s42770-019-0161-8, Impact factor 49 (5-yrs IF 2.8)
• Nilesh Dahibhate, Utpal Roy & Kundan Kumar (2020) Phytochemical Screening, Antimicrobial and Antioxidant Activities of Selected Mangrove Species. Current Bioactive Compounds. 16, issue 2, 152-163. DOI:2174/1573407214666180808121118

        Gautam Krishnan and Utpal Roy (2020) Prediction of recombinant Mycobacterium tuberculosis α-crystallin oligomer chaperone activity using           polynomial graphs. F1000Research, 7:1801. DOI:12688/f1000research.16328.2. PMID: 32665842, Q1

• Ramya R, K. Bhatnagar, Ramlal and Utpal Roy (2021) The Preliminary Optimization of Culture Components for Improving Antifungal Production by a Wild-type Soil Bacteria subtilis. International Journal of Research in Pharmaceutical Sciences. 12(2):2021
• Gautam Krishnan and UTPAL ROY (2019) A New Functional Model for prediction of Chaperone Activity of the Recombinant tb Acr (a-crystallin) using Insulin as Substrate. Canadian Journal of Infectious Diseases and Medical Microbiology. Scopus-indexed and SCI-indexed. Impact factor: 2.58
• Gautam Krishnan and UTPAL ROY (2019) Role of Molecular interactions and oligomerisation in Chaperone Activity of Recombinant Mycobacterium tuberculosis Iranian Journal of Biotechnology. 17(3): e2370 Scopus-indexed and SCI-indexed. Impact factor: 1.9. DOI: 10.229252/ijb.2370
• Ramya R, Swetha R, Srinath Ramkumar, Arunaloke Chakrabarti, and Utpal Roy (2018), Calcium-alginate bead-mediated enhancement of the selective recovery of a lead novel antifungal Bacillomycin variant. Applied Biochemistry & Biotechnology , DOI:1007/s12010-018-2778-3, Impact factor: 3.164

• Neelam Kapse, Purnima Singh, Utpal Roy, SM Singh, PK Dhakephalkar (2017) ‘Insights into the Psychrophillic and  Sea-ice Specific Lifestyle of Marinobacter Strain AC-23: A Genomic Approach.’ Genome Announcements, vol. 5 no. 15. Doi: 10.1128/genomeA.00134-17. American Society of Microbiology Journal. IF. 0.89

• Purnima Singh, S M Singh, R N Singh, Simantini Naik, Utpal Roy, Alok Srivastava, Manfred Bolter (2017) Bacterial Communities in ancient permafrost profiles of Svalbard, Arctic. Journal of Basic Microbiology, 1-19, doi:1002/jobm.201700061. SCI-Impact factor 2.65,  Scimago H index-42

• Singh SM, Purnima Singh, Neelam Kapase, Utpal Roy, Prasanth Dhakeparker (2017) Draft Genome sequence of Permafrost bacterium  Nesterenkonia PF2B19 revealing cold adaptation strategy and diverse Biotechnological potential. Genome Announcements, a journal of ‘American Society of Microbiology (ASM)’.vol. 5 no. 15 e00133-17, DoI;10.1128/genomeA.00133-17. IF. 0.89
• Purnima Singh, Utpal Roy* and Masaharu Tsuji (2016) Characterisation of yeast and filamentous fungi from Brøggerbreen glaciers, Svalbard. POLAR RECORD, 52,(4) 442-449.DOI:doi.org/10.1017/S0032247416000085.*corresponding author. IF 1, Citation 5
• Rehan A. Deshmukh, Kopal Joshi, Sunil Bhand & Utpal Roy (2016) Recent developments in detection and enumeration of waterborne bacteria: a retrospective minireview. MicrobiologyOpen. Doi: 10.1002/mbo3.383. Citation: 59 IF. 91
• Purnima Singh, S M Singh and Utpal Roy (2015) Taxonomic characterization and the bio-potential of bacteria isolated from glacier ice cores in the High Arctic. Journal of Basic Microbiology 55: 1–11. WILEY-VCH Verlag GmbH, ISSN1521-4028.( SCI-Impact factor 65). Total citations: 10
• Roy Utpal, Kumar S, Puniya M and Puniya AK (2015) Enzymes in Milk, Cheese and Associated Dairy Products. In: enzymes in food and beverage processing (Ed: Chandrasekaran, M) CRC Press, Taylor and Francis Group. [Invited book Chapter- International].
• Utpal Roy and S.M. Singh (2015) “Antimicrobial Potentials of Wild-type Enterococcus From an Extreme Habitat and a Fermented Food – A Retrospective Mini-review” (code: 79), for publication in the book titled “The Battle against Microbial Pathogens: Basic Science, Technological Advances and Educational Programs” (Microbiology Book Series – Volume #5). [Utpal Roy, first and corresponding author].
• Purnima Singh,^, Masaharu Tsuji,^, SM Singh,_, Utpal Roy, Tamotsu Hoshino (2013) Taxonomic characterization, adaptation strategies and biotechnological potential of cryophilic yeasts from ice cores of Midre Lovénbreen glacier, Svalbard, Arctic. CRYOBIOLOGY, 66 (2), 167–175. [Impact factor 73 ] Total Citations: 41

• Ramya R, A Chalsani, Ram Lal & Utpal Roy (2014) A Broad-Spectrum Antimicrobial Activity of subtilis RLID 12. The Scientific World Journal, 2014: 968487. . doi: 10.1155/2014/968487. PMCID: PMC4144302. Total Citations: 31
• Mishra, G. Bacher, Utpal Roy, Sunil Bhand (2015) A label free impedimetric immunosensor for detection of E.coli in water.  SCIENCE LETTER JET,  5:4.
• Ramya R, RL Thakur and Utpal Roy (2013). ‘Antimicrobial prowess of a soil isolate   Bacillus subtilis.’ In proceeding, Worldwide Research Efforts in the Fighting Against Microbial Pathogens: From Basic Research to Technological Developments. 72-77, BrownWalker Press Boca Raton, Florida • USA.

• Veeky Batsh and Utpal Roy (2014) Sequence analysis of Mycobacterial PE/PPE Proteins.Citation:Sequence analysis of Mycobacterial PE/PPE Proteins. An Invited Book chapter in Introduction to Sequence and Genome Analysis. IConcept Press (USA) ISBN: 978-14775549-1-3.

• Kumar, N., Ponnaluri, C.V.K., Putarjunan, A., Ranganathan, S., Roy, Utpal., Das, A., ‘Characterization of temperature inducible promoters from a novel rolling circle replicating plasmid of Enterococcus faecium DJ1’. PLASMID, [May, 2012, 67(3):211-26]. [Impact factor: 3.466].
• Singh, Lisette D’ Souza L, Utpal Roy and S M Singh (2012). Chemical constituents & antioxidant activity of Arctic Mushroom Lycoperdon molle. POLAR RESEARCH. 31, 17329, DOI: 10.3402/polar.v31i0.17329  [IF: 1.95]           Total citations: 9.

• Veeky Baths & Utpal Roy “Novel Intervention Strategy against Tuberculosis: Insights from Graph Theory and Systems Biology” – Science against microbial pathogens: communicating current research and technological advances, Book Chapter, Formatex Research Centre, SPAIN.  December 2011, Volume 1, page 378- 385.

• Veeky Baths, Utpal Roy, Tarkeshwar Singh, (2011) ‘Disruption of cell wall fatty acid synthesis in Mycobacterium tuberculosis using a graph theoretic approach’. Theoretical Biology and Medical Modelling, 8: 5 – 19. [IF: 2.2] [ISSN: 17424682] Total citations: 7

• Shekh RM, Singh P, Singh SM, and Roy Utpal (2011)‘Antifungal activity of Arctic and Antarctic bacteria isolates’. POLAR BIOLOGY, SN,34: 139–143. [Last 5 yrs’ Impact Factor 1.7 ]  Total citations: 31

• Veeky Baths, and Utpal Roy, (2011) ‘Identification of distant coevolving residues in Antigen 85C from Mycobacterium tuberculosis using statistical coupling analysis of esterase family proteins’. Journal of Biomedical Research, 25(3): 165- 169. Publisher: Elsevier.ISSN-1674-8301. Scopus & Pubmed indexed.  Total citations: 8, IF 2.2

• Veeky Baths and Utpal Roy (2011) Graph Theoretic Approach for metabolism disruption and developing a drug targeting methodology for the cure of Tuberculosis’. International Research Journal of Biological Chemistry and Bioinformatics, 1(3): 66-70.

• R L Thakur and Utpal Roy (2009) ‘Antibacterial activity of Leuconostoc lactis isolated from raw cattle milk and its preliminary optimization for the Bacteriocin production’. Research   Journal of Microbiology, 4(3) 1222-1234.                               ISSN: 18164935
• V Baths, Utpal Roy et al. (2009) ‘Graph Theoretic approach on Metabolomic networks of Mycobacterial strains for potential drug targets’. Research Journal of Microbiology, 4(3) 122- 131.            ISSN: 18164935                                                                                                           
• Shekh R, Utpal Roy et al. (2009) ‘Inhibition of Candida albicans and two selected Gram-negative pathogens by Polar Enterococcus faecalis and Carnobacterium sp’. Research Journal of Microbiology, 4(3) 138-142.                                    ISSN: 18164935
• S K Srivastava and Utpal Roy (2008) ‘Single Nucleotide Polymorphism in Granule Bound Starch Synthase-I (GBSS-I) gene in Indian rice genotypes’. International Journal of Integrative Biology, 3(1): 50-56. ISSN (online): 0973-8363; SSN (print):  0974-2816

·         Utpal Roy, Vaneetha S V, Saha S K and Srivastava R C   (2008) ‘A preliminary study of smelling agents using electrical  potential oscillations at liquid-liquid interface’. Indian Journal of Biotechnology. 7: 73-82. [Impact factor: 0.41]   ISSN: 0972-5849 (Print).

• R Rangarajan, M Pant, P Sharma, R Sangwan, and Utpal Roy et al. (2008) Nonlinear Optimization of Enzyme Kinetic Parameters. Journal of Biological Sciences. 8(8): 1322 – 1327. ISSN: 1812-5719
• Utpal Roy, S.K.Saha, Krishnapriya,C.R. and Srivastava,R.C.(2003) ‘Quantifying taste using a hydrodynamic oscillator’. Instrumentation Science & Technology (Marcel Dekker), vol 31, No. 4, 425-437.[Citation:7]                                                                               [IF. 1.7 ]

·         S.K.Saha, Gayathri, P., U.Roy and R.C.Srivastava (2003). ‘A simple method  for estimation of Insulin based on changes in membrane permeability’. Indian Journal of Biotechnology, Vol 2, 236-239. [Impact factor 0.41]         ISSN: 0972-5849 (Print)

• Utpal Roy, Sunita Grover, S. Neelakantan and V.K.Batish.(2001). ‘Mode of Inhibition of Aspergillus flavus IARI Antifungal Substance Produced by Lactococcus lactis lactis CHD 28.3’. Journal of Food Science and Technology, vol. 38, No.5, 489-492.   IF 3.4]                                [ISSN. 0022-1155. Total citations: 3
• Batish, V.K., Roy, Utpal, Ram Lal and Sunita Grover (1997). ‘Antifungal attributes of lactic acid bacteria. A review’. Critical reviews in Biotechnology. 17(3): 209-225[5-yrs IF 8.7]  Total citations : 109     ISSN: 0738-8551 (print), 1549-7801 (electronic

• Veeky Baths, Utpal Roy et al. (2008) ‘Phylogenetic analysis of some developmental   proteins using Distance-based methods’. ICFAI University Journal of Computational Mathematics, India 1 (3): 17 – 34.                                                  ISSN:   0974-6544
• Veeky Baths, Utpal Roy et al. (2008) ‘Reconstruction of Phylogenetic Tree of Some Selected House- keeping Proteins’. ICFAI University Journal of Computational Mathematics, India. 1(2):7-20.  ISSN:   0974-6544                                                                                                             
• Roy, Utpal, Sunita Grover, Neelakantan, S and Batish, V.K. (1997). A new approach to tackle mold problem in dairy industry. Indian dairyman. Dec. issue Dairy Science and Technology. P.56.
• Pattnaik, Roy, Utpal and Prateek, Jain (1997). Biocolours: New generation additives for Indian food industry. Indian Food Industry.16(5):21-27.
• Khamrui, K, Prateek, Jain and Roy, Utpal (1997). Dairy product analogues – An appraisal. Indian Food Industry. 16(182):42-43.

Four NCBI GENEBANK  SUBMISSION (2010 – 2014)

1.NCBI Genebank accession number for E.faecium APR210 HM481246.

2. NCBI Genebank accession number for Bacillus sp. JX156420.

3. NCBI Genebank accession number for B.subtilis RLID 12.1 JX089317.

4. NCBI Genebank accession number for Candida albicans KJ095700.

INVITED  SPEAKER :

1. In ‘World Congress of Microbes’ (WCM-2), on Antifungal Drug Discovery. The speech title “Antimycotic Substances from Wild-type Enterococcus faecalis APR 210 and Bacillus subtilis RLID 12.1” in Guanghzhou, China. 30^th July to 1^st August, 2012.
2. “Antifungal Prowess of Wild-type Enterococcus spp.” Invited talk by Utpal Roy in “Conference in Trends in Biological Sciences and Pharmaceutical Sciences (CTBPR)-2011” BITS Pilani, March 2011.
3. Invited speaker ‘Effect of Plastic Pollution in Marine Environments’ at UGC-Sponsored National Seminar to save Marine Animals from Plastic Pollution in the MARINE ENVIRONMENT, Department of Chemistry, S.N.College, Rajkanika, Orissa. 20-21, JAN, 2012.

4.Rapporteur of a session at MICROHD 2016, 19^th ADNAT Convention, International Symposium on Microbiome in Health & Diseases, 23-25^th February, 2016 at NIANP-ICAR, Bengaluru.

Poster presentation: Ajay Chalsani & Utpal Roy (2016) ‘An antimicrobial compound produced by B. subtilis that has the potential during the atopic dermatitis in altering the skin microbiome’, at MICROHD 2016, 19^th ADNAT Convention, International Symposium on Microbiome in Health & Diseases, 23-25^th February, 2016 at NIANP-ICAR, Bengaluru.

PAPER  PRESENTATIONS

1. Purnima Singh, Utpal Roy, Yuichi Hanada, Sakae Tsuda (2015) ‘ANTIFREEZE PROTEIN ACTIVITY IN GLACIER CRYOCONITES‘ ‘Polar and Alpine Microbiology’ held from 6 to 10^th September in Budejovice (Czech Republic).
2. Gautam K, Utpal Roy and others (2015) “Cloning and expression of antigenic proteins of pathogenic organisms: special focus on mycobacterial family” in ‘69^th National Conference on Tuberculosis and Chest diseases’ held on 5-7^th February, 2015, at Mumbai.

3.Purnima Singh, S M Singh and Utpal Roy (2014) Bacterial diversity and bio-potentials of culturable bacteria associated with different age sediments of Svalbard, Arctic. Paper presented on 3^rd December’14 in the 5^th POLAR SYMPOSIUM, NATIONAL INSTITUTE of POLAR RESEARCH, Tachikawashi, Tokyo, Japan held on 02-5^th December, 2014.

4.Ramya Ramachandran and Utpal  Roy (2013) Antifungal substance produced by a soil isolate Bacillus sp. Proved highly toxic against Candida spp. And Aspergillus sp. 3^rd Annual Conference of the Toxinological Society of India & 1^st International Conference on “Biology of Natural Toxins”, at BITS Pilani KK Birla Goa Campus, Goa, 19-21^st November 2013.

5. ‘Antimicrobial Prowess of a Bacillus soil isolate’ by Ramya R, Ram Lal and Utpal Roy, a paper presentation in 2^nd ‘International Conference on Antimicrobial Research (ICAR- 2012)’ held at LISBON University, Portugal, 21 -23^rd Nov, 2012.
6. ‘An attempt to develop membrane permeability based sensor for vasopressin.’ Utpal Roy, M Srividya and R.C.Srivastava (2005). International Workshop on Biosensors for Environmental Analysis (Feb 21-23, 2006). Paper presentation on the Abstract in the proceedings.
7. Roy Utpal, R Shalini, Vanitha, S.V, Saha, S, and Srivastava  R.C. A Study on The Smelling Agents Using Electrical Potential Oscillations at   Liquid-Liquid Interface and Fast FourierTransform (2005). Paper published in the Proceedings of the National Conference on Frontiers in Applied and Computational Mathematics (FACM-2005), (March 4-5, 2005), Thapar Institute of Engineering  and Technology, Patiala, Allied Publishers.
8. Paper presented in the symposium on ‘Emerging Trends in Biotechnology for the New Millennium’ All India Biotech Association 26-27^th Feb, 2000 at Hyderabad.

Book Published: 1

Laboratory Manual Published: 2