With IIT Guwahati Affiliation 

24. M. Jhamvar, V. Baikenova, Y. Jiang, K. Ludwig, B. Thongrom, T. Lange, M. Safferthal, S.S. Modak, P. Tang, E. Mohammadifar, K. Pagel*, R. Haag*, G. Vos*, R. Bej*,  Human milk oligosaccharide conjugated dendritic polyglycerols as mucus-mimetic barriers for bacterial inhibition, Commun Mater (Nature portfolio journal), 2026, 7(1), 246. https://doi.org/10.1038/s43246-026-01374-9 

Before Joining IIT Guwahati 

19. G. D. Degen, C. A. Stevens, G. Cárcamo-Oyarce, J. Song, R. Bej, P. Tang, K. Ribbeck, R. Haag, G. H. McKinley, Mussel-inspired cross-linking mechanisms enhance gelation and adhesion of multifunctional mucin-derived hydrogels. PNAS, 2025, 122, e2415927122.

18. M. Braunreuther, J. Arenhoevel, R. Bej, C. Moose, M. A. Mall, R. Haag, G. G. Fuller, Magnetic microwire rheometer reveals differences in hydrogel degradation via disulfide reducing agents. Soft Matter, 2025, 21, 427-434.

17. R. Bej,* C. A. Stevens, C. Nie, K. Ludwig, G. Degen, Y. Kerkhoff, M. Pigaleva, J. M. Adler, N. A. Bustos, T. Page, J. Trimpert, S. Block, B. B. Kaufer, K. Ribbeck,* R. Haag,* Mucus-Inspired Self-Healing Hydrogels: A Protective Barrier for Cells against Viral Infection. Adv. Mater., 2024, 2401745.

16. J. Arenhoevel, A.-C. Schmitt, Y. Kerkhoff, V. Ahmadi, E. Quaas, K. Ludwig, K. Achazi, C. Nie, R. Bej,* R. Haag,* Mucin-inspired Polymeric Fibers for Herpes Simplex Virus 1 Inhibition. Macromol. Biosci., 2024, 2400120.

15. S. Bera, R. Bej, P. Kanjilal, S. Ghosh. Bio-reducible Amphiphilic Hyperbranched Polymer-Drug Conjugate for Intra-cellular Drug Delivery. Bioconjugate Chem., 2024, 35, 480-488.

14. R. Bej*, C. Nie, K. Ludwig, V. Ahmadi, J. Trimpert, J. M. Adler, T. Povolotsky, K. Achazi, M. Kagelmacher, R. M. Vidal, J. Dernedde, B. B. Kaufer, R. Haag*, Mucin- Inspired Single-Chain Polymer (MIP) Fibers as Potent SARS-CoV-2 Inhibitors.  Angew. Chem. Int. Ed., 2023, 62, e202304010.

13. T. Banerjee, K. Dan, A. K. Pal, R. Bej, A. Datta, S. Ghosh, Redox-Triggered Activation of Heavy-Atom-Free Photosensitizer and Implications in Targeted Photodynamic Therapy. ACS Macro Lett., 2023, 12, 928-934.

12. R. Barman, R. Bej, P. Dey, S. Ghosh, Cisplatin-Conjugated Polyurethane Capsule for Dual Drug Delivery to Cancer Cell. ACS Appl. Mater. Interfaces, 2023, 15, 25193-25200.

11. S. Xu, P. Zhang, I. Heing-Becker, J. Zhang, P. Tang, R. Bej, S. Bhatia, Y. Zhong, R. Haag, Dual Tumor- and Subcellular-targeted Photodynamic Therapy Using Glucose Functionalized MoS2 Nanoflakes for Multidrug-resistant Tumor Ablation. Biomaterials, 2022, 290, 121844.

10. R. Bej*, R. Haag*, Mucus Inspired Dynamic Hydrogels: Synthesis and Future Perspectives. J. Am. Chem. Soc., 2022, 144, 20137-20152. (Supplementary cover)

9. R. Bej, K. Achazi, R. Haag, S. Ghosh, Polymersome Formation by Amphiphilic Polyglycerol-b-Polydisulfide-b-Polyglycerol and Glutathione Triggered Intracellular Drug Delivery. Biomacromolecules, 2020, 21, 3353-3363.

8. R. Bej, A. Ghosh, J. Sarkar, B. B. Das, S. Ghosh, Thiol-Disulfide Exchange Reaction Promoted Highly Efficient Cellular Uptake of Pyridyl Disulfide Appended Nonionic Polymers. ChemBioChem, 2020, 21, 2921-2926.

7. R. Bej, P. Dey, S. Ghosh, Disulfide Chemistry in Responsive Aggregation of Amphiphilic Systems. Soft Matter, 2020, 16, 11-26.

6. R. Bej, P. Rajdev, R. Barman, S. Ghosh, Hyperbranched polydisulfides. Polym. Chem., 2020, 11, 990-1000. (Inside front cover)

5. R. Bej, S. Ghosh, Glutathione Triggered Cascade Degradation of an Amphiphilic Poly(disulfide)-Drug Conjugate and Targeted Release. Bioconjugate Chem., 2019, 30, 101-110.

4. R. Bej, J. Sarkar, Ray, D., Aswal, V. K., Ghosh, S. Structure-dependent Morphology Regulation in Redox-Destructible Amphiphilic Block Copolymers and Impact on Intracellular Drug Delivery. Macromol. Biosci., 2018, 18, 1800057. (Back cover)

3. R. Bej, J. Sarkar, S. Ghosh, ‎Structural Diversity in Poly(disulfide)s. J. Polym. Sci. A Polym. Chem., 2018, 56, 194-202 

2. S. Borkar, R. Bej, I. S. Aidhen, New building blocks for convenient access to positional isomers of FTY720 and analogues. Arkivoc, 2016, 2, 148-161.

1. D. Basak*, R. Bej*, S. Ghosh, Amphiphilic Poly(disulfide) Micelles and a Remarkable Impact of the Core Hydrophobicity on Redox Responsive Disassembly. Polym. Chem., 2015, 6, 6465-6474. (Inside front cover) (Equal contribution)

Book Chapter

• R. Bej, S. Ghosh, ‘Poly(disulfide)s’ in Sulfur-Containing Polymers: From Synthesis to Functional Materials. 2021, ISBN: 978-3-527-34670-7. Eds. Zhang,  X.-H., Theato, P. (Wiley-VCH)

Patent

• R. Bej, R. Haag, Polymer for Inhibiting SARS-CoV-2 and Other Pathogens. (International publication number: WO2023/242246 A1 and publication date: 21.12.23) (Granted)