mouse bone marrow-derived mast cells ( bmmc ) , the probable in vitro counterparts of in vivo mucosal mast cells , were cultured for 14 days with mouse skin-derived 3t3 fibroblasts in rpmi 1640 medium containing 10 % fetal calf serum and 50 % wehi-3 conditioned medium .
C0007634
the
C0016030
fibroblasts