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Amphibians
Animals
Male
Spermatogenesis
2
animal
2
male
2
physiology
spermatogenesis
2
17,20 dihydroxy 4 pregnen 3 one
1
17,20-dihydroxy-4-pregnen-3-one
1
Amphibia
1
Androgens
1
Anura
1
Apoptosis
1
Bufo arenarum
1
Bufonidae
1
Cell Proliferation
1
Chorionic Gonadotropin
1
Dihydrotestosterone
1
Estrogen Receptor beta
1
Estrogens
1
Humans
1
Hydroxyprogesterones
1
Leptodactylus ocellatus
1
Progesterone
1
Rana catesbeiana
1
Receptors, Estradiol
1
Reproduction
1
Sertoli Cells
1
Sertoli cell
1
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1
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2JOUR