https://www.pc-plc.com/2016/09/28/hek293-hela-hepg2-and-a549-cells-have-been-cultured-in-a-humidified-five-co2-incubator-at-37uc-in-dmem-supplemented-with-10-volvol-fetal-bovine-serum-and-1x-antimycotic-antibiotic-mix-all-from/