Nowadays, poly(glycerol sebacate) -PGS -is probably one of the most interesting synthetic biomaterials. Over thirty works per year were published in the last decade. Moreover, the number of publications is still increasing each year (based on Web of Science data from 19.12.2024). This is a direct result of many positive in vitro and in vivo tests. PGS was examined with the use of the following cell lines: