[Establishment of A Serum-Free Culture System Based on Heparin and Anti-CD16 Antibody for Expansion of Human Cord Blood NK Cells].

Advantageous expansion of NK cells can be achieved by precoating with heparin and anti-CD16 antibody, and also by supplement with IL-15 and hydrocortisone into the media, so the umbilical NK cells with high purity and potent cytotoxicity can be obtained.