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17,20 dihydroxy 4 pregnen 3 one
1
17,20-dihydroxy-4-pregnen-3-one
1
Amphibia
1
Amphibians
1
Androgens
1
Animals
1
Anura
1
Bufo arenarum
1
Chorionic Gonadotropin
1
Dihydrotestosterone
1
Humans
1
Hydroxyprogesterones
Leptodactylus ocellatus
Male
1
Progesterone
1
Rana catesbeiana
Spermatogenesis
1
Spermiation
1
Steroids
1
Testosterone
androgen
1
androstanolone
1
animal
1
article
1
biosynthesis
1
chorionic gonadotropin
1
frog
1
frogs and toads
1
hCG
1
human
-
1