Effects of sex hormones and of pregnancy on the selenium metabolism
β Scribed by Dietrich Behne; Walter Elger; Wolfgang-Schmelzer; Michael Witte
- Publisher
- Elsevier Science
- Year
- 1976
- Weight
- 195 KB
- Volume
- 5
- Category
- Article
- ISSN
- 0006-3061
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β¦ Synopsis
In order to obtain information about;:the hormonal regulation of the selenium metabolism. the element level in the blood serum of rats was determined by means of neutron activation analysis after administration of sex hormones and during pregz nancy. WhiIe the decreases in the mean seienium concentrations found after the treatment with progesterone and progesterone + estrone were too low to enable us to establish response patterns, marked changes were observed in the serum of gravid rats. Here the selenium level dropped significantly (P < 0.001) by 25% between the 10th and 15th day of gestation.
π SIMILAR VOLUMES
The ovoviviparons Cyprinodonts are distinguished by a conspicuous sexual dimorphism which has been extensively studied in terms of both genetic and endocrine factors. Hereditary aspects of secondary sex characters have been analyzed in considerable detail in three of these species. Ti1 Xiphophorzcs