s purchased from the American Type Culture Collection (Manassas, VA, USA) were cultured in Dulbecco\'s modified Eagle\'s medium (DMEM; Gibco; Thermo Fisher Scientific, Inc., Waltham, MA, USA) supplemented with 00% fetal bovine serum (Gibco; Thermo Fisher Scientific, Inc.) and 000 U/ml penicillin/streptomycin (Invitrogen