Development of an effective way to increase the biological activity of nicotinamide – a new strategy to protect against photoageing and skin neoplasiaElena Uspenskaya, Tatyana Pleteneva, Anton Syroeshkin, Ilaha Kasymova and Nataliya ZakharovaBIO Web Conf., 22 (2020) 01005DOI: https://doi.org/10.1051/bioconf/20202201005