the clustering of other genes involved in hematopoiesis ( il-3 , granulocyte-macrophage colony-stimulating factor , feline sarcoma viral oncogene homolog , colony-stimulating factor 1 ) to the same region as il-5 suggests a nonrandom localization and raises interesting questions concerning the evolution and regulation of these genes .
C0018951
hematopoiesis
C1414588
feline sarcoma