Approaches to probiotics properties testing using Caco-2 cells Viktor Chmykhalo, Peter Zolotukhin, Viktor Pakhomov, Aleksey Prutskov, Sabina Khairullina, Vladislav Zubtsov and Marina Egyan E3S Web Conf., 175 (2020) 03024 Published online: 29 June 2020 DOI: 10.1051/e3sconf/202017503024