Effect of a nonsteroidal gametic factor linked to DNA on senile cataract in man.
D000368:Aged; D001688:Biological Products / Q000302:isolation & purification / Q000627:therapeutic use*; D002386:Cataract / Q000628:therapy*; D006801:Humans; D008297:Male; D013094:Spermatozoa
D001688:Biological Products