Dr.Bipasha Choudhury

Papers published:

1. Bipasha Choudhury, Yumnam Robinson Singh, Kaustubh Chandrakant Khaire, Nazneen Ahmed, Kedar Sharma, Carlos MGA Fontes and Arun Goyal (2025). Cellulosomal endo-1,4-β-D-xylanase (AcXyn30B_12) from Acetivibrio clariflavus acts synergistically with xylobiohydrolase (AcGH30A) upon the hydrolysis of complex carbohydrates. International Journal of Biological Macromolecules 306, 141620. (JIF: 8.7) (https://doi.org/10.1016/j.ijbiomac.2025.141620)

2. Bipasha Choudhury, Akshay Kumar and Arun Goyal (2025). Structural, functional and biotechnological traits of GH30 endo-xylanases. International Journal of Biological Macromolecules 332, 148818 (JIF 8.7) (https://doi.org/10.1016/j.ijbiomac.2025.148818)

3. Bipasha Choudhury and Arun Goyal (2026). Deciphering the structural insights and concentration-dependent dimerization of endo-β-1,4-xylanase (AcXyn30B_12) from Acetivibrio clariflavus by SAXS and computational methods. The FEBS Journal 293: 3640-3662 (IF: 4.2) (https://doi.org/10.1111/febs.70432 )

4. Nilakshi Kakati ¥, Bipasha Choudhury ¥, Madhulika Shrivastava, Shreya Biswas, Carlos M.G.A. Fontes and Arun Goyal (2025). Marine bifunctional processive xy-lanase with potent β-xylosidase activity for xylan based biomass conversion applications. International Journal of Biological Macromolecules 334, 148992. (JIF: 8.7). (¥ Equal Contribution) (https://doi.org/10.1016/j.ijbiomac.2025.148992)

5. Shyam Ji, Parmeshwar Vitthal Gavande, Bipasha Choudhury and Arun Goyal (2023). Computational design and structure dynamics analysis of bifunctional chime-ra of endoxylanase from Clostridium thermocellum and xylosidase from Bacteroides ovatus. 3 Biotech 13 (2), 59. (JIF: 3.1) (https://doi.org/10.1007/s13205-023-03482-6)

Book Chapters:

1. Bipasha Choudhury, Akshay Kumar and Arun Goyal (2025). Insights of Hemicellulolytic Enzymes for Detoxification of Biomass Used as Animal Feed. In Lignocellulosic Biomass and Enzymes: Fundamentals, Emerging Technologies and Applications (pp. 211-236.2). Singapore: Springer Nature Singapore. (https://doi.org/10.1007/978-981-96-3037-0_9 )

2. Akshay Kumar, Bipasha Choudhury and Arun Goyal (2025). Advancement in Pre-treatment Technologies for Mixed Lignocellulosic Biomass. In Lignocellulosic Bio-mass and Enzymes: Fundamentals, Emerging Technologies and Applications (pp. 33-54). Singapore: Springer Nature Singapore. (https://doi.org/10.1007/978-981-96-3037-0_2 )

3. Bhaswatee Das, Bipasha Choudhury, Aditya Kumar and Vishwa Jyoti Baruah (2021). Genomic instability and DNA repair in cancer. DNA: Damages and Repair Mechanisms,189, IntechOpen. (https://doi.org/10.5772/intechopen.95736 )

Conferences (*Presenter and corresponding author):
(I) Oral Presentations:
1. Bipasha Choudhury* and Arun Goyal (2026). A greener approach for waste paper recycling: Deinking by using an endo-β-1,4-xylanase, AcXyn30B_12. National Conference on Sustainable Chemistry for Greener Future (2026), Central Institute of Technology Kokrajhar, Assam, India.

2. Bipasha Choudhury and Arun Goyal* (2025) A thermostable multi-xylan specific endo-exo-β-1,4-xylanase from Acetivibrio clariflavus for efficient lignocellulosic biomass hydrolysis. Synthetic Biology and Future Food Networking Forum and IBA Subject Conference 2025. Bangkok, Thailand.

3. Bipasha Choudhury* and Arun Goyal (2025) Sustainable waste paper deinking using thermostable GH30 endo-β-1,4-xylanase (AcXyn30B_12) from Acetivibrio clariflavus DSM 19732. Synthetic Biology and Future Food Networking Forum and IBA Subject Conference 2025. Bangkok, Thailand.

4. Bipasha Choudhury* and Arun Goyal (2025) Biochemical, structure and functional analysis of an endo-β-1,4-xylanase (AcXyn30B_12) from Acetivibrio clariflavus DSM 19732 and its application in efficient deinking of waste papers. Research and Industrial Conclave (RIC-2025). Indian Institute of Technology Guwahati, Assam, India.

5. Bipasha Choudhury* and Arun Goyal (2025) Enzymatic deinking of waste papers using thermostable endo-β-1,4-D-xylanase from glycoside hydrolase family 30 (AcXyn30B_12) from Acetivibrio clariflavus 19732. 5th International Conference on Waste Management 2025. Indian Institute of Technology Guwahati, Assam, India.

6. Bipasha Choudhury* and Arun Goyal (2024) A novel thermophilic, multi-substrate specific, exo-/endo-β-1,4-xylanase of family GH30 glycoside hydrolase (AcGH30B) from Acetivibrio clariflavus. IX International Conference on Sustainable Energy and Environmental Challenges. 2024, IIT Mandi, Himachal Pradesh, India.

(II) Poster Presentations:
7. Bipasha Choudhury* and Arun Goyal (2025). Biochemical study of AcXyn30B_12 endo-xylanase with applications in renewable biomass utilization and waste paper deinking. International Carbohydrate Conference (CARBO XXXVI). 2025, Banaras Hindu University, India.

8. Bipasha Choudhury* and Arun Goyal (2024) Structural and functional insights in exo-/endo-β-1,4-xylanase of family GH30 glycoside hydrolase (AcGH30B) from Acetivibrio clariflavus. International Carbohydrate Conference (CARBO XXXVIII). 2024, Gauhati University, Assam, India.

9. Bipasha Choudhury* and Arun Goyal (2024) Molecular and functional characteri-zation of a thermophilic endo-xylanase of family GH30 glycoside hydrolase (AcGH30B) from Acetivibrio clariflavus DSM 19732. Research and Industrial Conclave (RIC-2024). 2024, Indian Institute of Technology Guwahati, Assam, India.

10. Bipasha Choudhury* and Arun Goyal (2023) Biochemical characterization and functional analysis of a xylanase of family GH30 glycoside hydrolase (AcGH30B) from Acetivibrio clariflavus. International Conference on New Horizons in Biotechnology (NHBT-2023). 2023, Trivandrum, India.

11. Bipasha Choudhury* and Arun Goyal (2023) expression, purification and biochemical characterization of a xylanase of family GH30 glycoside hydrolase (CcGH30B) from Clostridium clariflavum. Research and Industrial Conclave (RIC- 2023). 2023, Indian Institute of Technology Guwahati, Assam, India.

12. Bipasha Choudhury*, Parmeshwar Vitthal Gavande, Carlos M.G.A. Fontes, Arun Goyal (2022) Biochemical and functional characterization of a xylanase of family GH30 glycoside hydrolase (CcGH30B) from Clostridium clariflavum. International Carbohydrate Conference (CARBO XXXVI). 2022, Indian Institute of Technology Powai, Mumbai, India.

13. Nilakshi Kakati*, Bipasha Choudhury and Arun Goyal (2024) Structural insights of an endoglucanase of family GH5 glycoside hydrolase (AcGH5) from Acetivibrio clari-flavus DSM 19732 by computational methods. International Carbohydrate Conference (CARBO XXXVIII). 2024, Gauhati University, Assam, India.

14. Premeshworii Devi Maibam*, Bipasha Choudhury and Arun Goyal (2021) Delignification of rice straw by deep eutectic solvent for enhancing saccharification of biofuel feedstock and extraction of lignin using RSM-CCD approach. International conference on advances in chemistry and biology of carbohydrates (CARBO XXXV) 2021, Forest Research Institute Dehradun, India.

15. Olysmita Choudhury*, Nilakshi Kakati, Bipasha Choudhury, Madhulika Srivastava, Shreya Biswas, Carlos M.G.A. Fontes and Arun Goyal (2025) Biochemical charac-terization of exo-β-1,4-xylanase with β-xylosidase activity from glycoside hydrolase family 43 (ZgGH43A) from Zobellia galactanivorans. IX International Conference on Sustainable Energy and Environmental Challenges. 2024, Indian Institute of Technology Jodhpur, India.

Awards:

1. Best poster award at International Carbohydrate Conference (CARBO XXXVI). November 21-23, 2025, Banaras Hindu University, India, for the article “Biochemical study of AcXyn30B_12 endo-xylanase with applications in renewable biomass utilization and waste paper deinking.”

2. Best poster award at Synthetic Biology and Future Food Networking Forum and IBA Subject Conference 2025. 05-07th November, 2025, Bangkok, Thailand, for the article “A thermostable multi-xylan specific endo-exo-β-1,4-xylanase from Acetivibrio clariflavus for efficient lignocellulosic biomass hydrolysis”.

3. Best oral presentation at 5th International Conference on Waste Management, 05-06th June, 2025, IIT Guwahati, Assam, India, for the article “Enzymatic Deinking of waste papers using thermostable endo-β-1,4-xylanase from glycoside hydrolase family 30 (AcXyn30B_12) from Acetivibrio clariflavus 19732.”

4. Best paper award at IX International Conference on Sustainable Energy and Environmental Challenges, 13-15th December, 2024, IIT Mandi, Himachal Pradesh, India, for the article “A novel thermophilic, multi substrate specific, exo-/endo-β-1,4-xylanase of family GH30 glycoside hydrolase (AcGH30B) from Acetivibrio clariflavus.”

5. Gold Medal for securing first degree in Master Degree Examination in Bioscience and Bioinformatics (5 year Integrated Programme), 26th February, 2022 at Tezpur University, Assam, India.

Entrance exams cleared:

1. 2022: Graduate Aptitude Test in Engineering-Biotechnology (GATE-BT): Percentile- 89.6
2. 2022: Graduate Aptitude Test in Engineering-Life Sciences (GATE-XL):  Percentile- 84.2
3. 2021: Graduate Aptitude Test in Engineering-Life Sciences (GATE-XL):  Percentile- 91
4. 2019: Joint Admission test for Masters (JAM): All India Rank- 180
5. 2019: Jawaharlal Nehru University Combined Entrance Examination for Biotechnology (JNU-CEEB): AIR- 493
6. 2019: MSc Bioinformatics, Pondicherry University: All India Rank- 4
7. 2016: Tezpur University Entrance Examination (TUEE): All India Rank- 13

Training and workshops:

1. MATLAB Master Class: Go from Beginner to Expert in MATLAB: Udemy

2. Online certification course on "Data Analytics with Python: From Fundamentals to Insights" co-organized by iHUB Divyasampark IIT Roorkee & Ritvij Bharat Pvt. Ltd. (RBPL), 18th August-26th September, 2025.

3. Hands on workshop on Optimization using Matlab/Python. Organized by Research and Industrial-Conclave, IIT Guwahati, 10th- 12th October, 2025.

4. Online workshop in learning AI tools and CHATGPT. Organized by be10X, February 01, 2026.

5. Industry-Academia Workshop on Advanced Process Control and AI/ML for Process Industries is being organized on 14th and 15th February 2026 under the IIChE Guwahati Regional Centre, in collaboration with the Department of Chemical Engineering, IIT Guwahati.

6. Covid-19 Contact tracing (2020), Credential ID: EUH9VFRSVVTB, COURSERA.

7. Machine Learning for Business Professionals (2020), Credential ID: 8BR638W9CP3E, COURSERA.