CD38 is a type II transmembrane glycoprotein with complicated and distinct enzyme activity,and is generally expressed hematopoietic cell and nonhematopoietic cells.

• CD38分子是单链II型跨膜糖蛋白,广泛表达于造血细胞及非造血细胞系,具有许多复杂而又独特的生物学特性及功能。