MARTYNIUK, V. et al. 2025. OPTICAL PROPERTIES OF RAT SERUM AFTER INTRAGASTRIC ADMINISTRATION OF MELANIN. Bulletin of Taras Shevchenko National University of Kyiv. Biology. 83, 4 (Aug. 2025), 6–10. DOI:https://doi.org/10.17721/1728_2748.2020.83.6-10.