incubation of follicle-enclosed goldfish oocytes with either carp gonadotropin ( gth ) or meiogenic progestogens , including 17 alpha-hydroxyprogesterone ( hp ) and 17 alpha,20 beta-dihydroxyprogesterone ( dhp ) , reinitiated oocyte meiosis in vitro , as indicated by germinal vesicle dissolution ( gvd ) .
C0018120
follicle
C0029045
oocytes