Yajurvedi, H. N. and Chandramohan, K. (1994) Effects of Dexamethasone and Gonadotropins on the Testis of the Adrenalectomized Lizard Mabuya Carinata (Schn). General And Comparative Endocrinology, 93 (2). pp. 224-231.
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The effects of gonadotropins (LH + FSH) and dexamethasone on the spermatogenic and steroidogenic activity in the adrenalectomized Mabuya carinata have been studied. Secondary spermatocytes, spermatids, and spermatozoa were absent, and there was a significant decrease in the activity levels of Δ5-3β-hydroxysteroid dehydrogenase (Δ5-3β-HSDH) and glucose-6-phosphate dehydrogenase in the adrenalectomized lizards compared with those of controls. Administration of either dexamethasone or LH + FSH to adrenalectomized lizards resulted in restoration of testicular activity as revealed by the appearance of secondary spermatocytes, spermatids, and spermatozoa and a significant increase in the activity level of Δ5-3β-HSDH compared to that of adrenalectomized lizards. The results indicate that impairment in gonadotropin secretion might be a major factor in inducing testicular regression following adrenalectomy in M. carinata.
Item Type: | Article |
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Subjects: | B Life Science > Zoology |
Divisions: | Department of > Zoology |
Depositing User: | Users 23 not found. |
Date Deposited: | 27 Apr 2021 10:20 |
Last Modified: | 02 May 2021 03:39 |
URI: | http://eprints.uni-mysore.ac.in/id/eprint/16252 |
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