chitosan

Hoseini, M., Moradi, M., Alimohammadian, M., Shahgoli, V., Darabi, H., & Rostami, A. (2016). Immunotherapeutic effects of chitin in comparison with chitosan against Leishmania major infection. Parasitology International, 65(2), 99-104. https://doi.org/10.1016/j.parint.2015.10.007 (Original work published 2016)
Russo, C., Piccioni, M., Lorenzini, M., Catalano, C., Ambrogi, V., Pagiotti, R., & Pietrella, D. (2022). Bud-Poplar-Extract-Embedded Chitosan Films as Multifunctional Wound Healing Dressing. Molecules (Basel, Switzerland), 27(22). https://doi.org/10.3390/molecules27227757 (Original work published 2022)