Steroid production by amphibian (Rana ni
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Kwon, Hyuk B. ;Choi, Han H. ;Ahn, Ryun S. ;Yoon, Yong D.
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Article
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1991
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John Wiley and Sons
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English
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## Abstract __Rana__ ovarian follicles at different developmental stages were obtained from frogs collected at different seasons. Isolated follicles were sorted into five different classes (Class IβV) by size and cytoplasmic pigmentation. They were incubated for 6 hours in amphibian Ringer in the p