Omentum-derived MCs were obtained from non-uremic patients undergoing abdominal surgery. The omentum samples were digested in 0.05% trypsin and 0.02% EDTA to isolate MCs.16 (link),29 (link) All MCs isolated from the omentum were then incubated in culture medium consisting of M199 (Gibco) medium supplemented with 10% fetal bovine serum (FBS) (Biological Industries), insulin-transferrin-selenium-sodium pyruvate (ITS-A) (Gibco), 100 μg/mL of streptomycin (MDBio, Inc.), 63.6 µg/mL (Sigma) of penicillin G, and 250 ng/mL of Fungizone (MDBio, Inc.).24 (link)