Radioimmunoassay investigations of 20β-hydroxylated steroids in maturing/ovulating female rainbow trout (Salmo gairdneri)

General and Comparative Endocrinology

Volumn 74, Issue 1, 1989, Pages 77-84

  Canario, A V M ^a   Scott, A P ^b   Flint, A P F ^c  

^a UNIVERSITY OF ALGARVE   (Portugal)

^b CENTRE FOR ENVIRONMENT   (United Kingdom)

^c INSTITUTE OF ZOOLOGY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

17 HYDROXYCORTICOSTEROID; 17 HYDROXYCORTICOSTEROIDS; 17,20 DIHYDROXY 4 PREGNEN 3 ONE; 17,20,21 TRIHYDROXY 4 PREGNEN 3 ONE; 17,20,21-TRIHYDROXY-4-PREGNEN-3-ONE; 17,20-DIHYDROXY-4-PREGNEN-3-ONE; 20 BETA DIHYDROPROGESTERONE; 20 BETA-DIHYDROPROGESTERONE; 20ALPHA DIHYDROPROGESTERONE; ANTISERUM; CORTODOXONE; DRUG DERIVATIVE; GONADOTROPIN; PROGESTERONE; PROGESTERONE DERIVATIVE; SALMON GONADOTROPIN;

ANIMAL; ARTICLE; BLOOD; CROSS REACTION; DOSE RESPONSE; DRUG EFFECT; FEMALE; IMMUNOLOGY; METABOLISM; OOCYTE; OVARY; OVULATION; PHYSIOLOGY; RADIOIMMUNOASSAY; SALMONID; TROUT;

17-HYDROXYCORTICOSTEROIDS; ANIMAL; CORTODOXONE; CROSS REACTIONS; DIHYDROPROGESTERONE; DOSE-RESPONSE RELATIONSHIP, DRUG; FEMALE; GONADOTROPINS; HYDROXYPROGESTERONES; IMMUNE SERA; OOCYTES; OVARY; OVULATION; PROGESTERONE; RADIOIMMUNOASSAY; SALMONIDAE; SUPPORT, NON-U.S. GOV'T; TROUT;

EID: 0024653667     PISSN: 00166480     EISSN: 10956840     Source Type: Journal    
DOI: 10.1016/0016-6480(89)90116-0     Document Type: Article

References (31)

1. 17α,20β-Dihydroxy-4-pregnen-3-one: The oocyte maturation-inducing steroid in dab, Limanda limanda
2. Synthesis of 17α,20α-dihydroxy-4-pregnen-3-one by teleost ovaries
3. Structure-activity relationships of C21 steroids in an in vitro oocyte maturation bioassay in rainbow trout, Salmo gairdneri
4. Gonadal steroidogenesis in teleost fishes
5. Biosynthesis of 11-deoxycorticosteroids by teleost ovaries and discussion of their possible role in oocyte maturation and ovulation
6. Preparation of gonadotropin from salmon (Oncorhynchus tshawytscha) pituitary glands
7. 21 steroid 17-hydroxylase
8. Steroidogenesis in rainbow trout (Salmo gairdneri) at various preovulatory stages: Changes in plasma hormone levels and in vivo and in vitro responses of the ovary to salmon gonadotropin
9. Cinétique de libération in vitro de 17α-hydroxy-20β-dihydroxyprogestérone par les follicules de truite arc-en-ciel, Salmo gairdneri
10. Hormonal control of oocyte final maturation and ovulation in fishes
11. Hormonal changes during meiotic maturation and ovulation in the brook trout (Salvelinus fontinalis)
12. The modulatory effect in vitro of oestradiol-17β, testosterone or cortisol on the output of 17α-hydroxy-20β-dihydroprogesterone by rainbow trout (Salmo gairdneri) ovarian follicles stimulated by the maturational gonadotropin s-GTH
13. Chemistry of steroid-protein conjugate formation
14. Chemistry of steroid-protein conjugate formation
15. Steroidogenesis in the ovary of the rainbow trout, Salmo gairdneri
16. Status of oocyte maturation-inducing steroids in teleosts
17. Measurement of 17α,20β-dihydroxy-4-pregnen-3-one in plasma of trout (Salmo gairdneri Richardson): Seasonal changes and response to salmon pituitary extract
18. Endocrine changes during spawning in the white sucker, Catastomus commersoni. II. Steroid hormones
19. Steroid biosynthesis in the testis of the dogfish (Squalus acanthias)
20. Progestagens, androgens and their glucuronides in the terminal stages of oocyte maturation in landlocked Atlantic salmon
21. In vitro synthesis of an inducer of germinal vesicle breakdown of fish oocytes, 17α,20β-dihydroxy-4-pregnen-3-one by ovarian tissue preparation of amago salmon (Oncorhynchus rhodurus)
22. In vitro metabolism of 4-pregnenes in ovaries of a freshwater teleost, the ayu (Plecoglossus altivelis): Production of 17α,20β-dihydroxy-4-pregnen-3-one and its 5β-reduced metabolites, and activation of 3β- and 20β-hydroxysteroid dehydrogenases by treatment with a fish gonadotropin
23. Steroid biosynthesis in the gonads of the teleost fish Jenynsia lineata
24. The in vitro synthesis of final maturational steroids by ovaries of brook trout (Salvelinus fontinalis) and yellow prerch (Perca flavescens)
25. Identification of 17α20β21-trihydroxy-4-pregnen-3-one as the major ovarian steroid produced by the teleost Micropogonias undulatus during final oocyte maturation
26. Effects of gonadotropins and adrenocorticotropin on plasma steroids of the catfish Heteropneustes fossilis (Bloch)
27. Maturational steroids and gonadotropin in upstream migratory sockeye salmon
28. Role of ovarian thecal and granulosa layers in gonadotropin-induced synthesis of salmonid maturation-inducing substance (17α,20β-dihydroxy-4-pregnen-3-one)
29. Plasma 17α,20β-dihydroxy-4-pregnen-3-one levels during sexual maturation of amago salmon (Oncorhynchus rhodurus): Correlation with plasma gonadotropin and in vitro production by ovarian follicles
30. Estradiol-17β and 17α,20β-dihydroxy-4-pregnen-3-one production by isolated ovarian follicles of amago salmon (Oncorhynchus rhodurus) in response to mammalian pituitary and placental hormones and salmon gonadotropin
31. The course of steroid release by intact ovarian follicles of Atlantic salmon (Salmo salar) incubated in vitro with and without gonadotrophin