H-Y Antigen

Synonyms

Antigen, H-Y

Antigen, HY

GA 1 Germ Cell Antigen

GA-1 Germ Cell Antigen

H Y Antigen

HY Antigen

A sex-specific cell surface antigen produced by the sex-determining gene of the Y chromosome in mammals. It causes syngeneic grafts from males to females to be rejected and interacts with somatic elements of the embryologic undifferentiated gonad to produce testicular organogenesis.