培養條件
RPMI 1640 medium with 2 mM L-glutamine adjusted to contain 1.5 g/L sodium bicarbonate, 4.5 g/L glucose, 10 mM HEPES, and 1.0 mM sodium pyruvate supplemented with 2 ng/ml human recombinant granulocyte macrophage colony stimulating factor (GM-CSF) and 20% fetal bovine serum