In contrast, moderate or strong SCF or VEGFR‐2 expression was not detected in pilocytic astrocytoma endothelial cells [SCF was expressed weakly in 7 (23%) out of the 31 assessable tumors], whereas 6 (19%) tumors expressed VEGFR‐2 moderately (++). Here, KITLG is linked to pilocytic astrocytoma.