second , by using the human leukemia cell line hel as a model for primitive megakaryocytic cells , we studied the effect of pf4 on cell doubling time , on the expression of both growth-regulated ( h3 , p53 , c-myc , and c-myb ) , and non-growth-regulated ( beta 2-microglobulin ) genes .
C0086418
human
C0086661
c-myc