title: SEASONAL CHANGES IN THE FUNCTIONAL ACTIVITY OF THE INTERSTITIAL AND SPERMATOGENETIC TISSUES OF THE GREEN FROG, RANA ESCULENTA.
mesh_terms: D000818:Animals; D001001:Anura; D003585:Cell Biology; D002784:Cholesterol; D003593:Cytoplasm; D006801:Humans; D008055:Lipids; D008297:Male; D010827:Physiology; D010902:Pituitary Gland; D063188:Rana clamitans; D011893:Rana esculenta; D012106:Research; D012621:Seasons; D013091:Spermatogenesis; D013094:Spermatozoa; D013737:Testis
chemical_list: D008055:Lipids; D002784:Cholesterol
keywords: CHOLESTEROL; CYTOLOGY; CYTOPLASM; EXPERIMENTAL LAB STUDY; FROGS; LIPIDS; PHYSIOLOGY; PITUITARY GLAND; SEASONS; SPERMATOZOA; TESTIS