Abstract:
1. 1. Ovine luteinizing hormone (LH) stimulates cyclic AMP (cAMP) and progeterone production (P) throughout late ontogeny of the chick ovary and cAMP mimicks LH in stimulating P secretion but: 2. 2. P/cAMP ratios are lower at the earliest stages than at hatching, LH enhancing this tendency. 3. 3. Immediately before hatching, on day 19 time-courses of LH stimulations of cAMP and P are different. 4. (4) cAMP and P respond differently to increasing doses of LH but similarly to increasing doses of forskolin. 5. (5) 1.5 mM dibutyryl cAMP (I) and 100 ng LH (II) increase P maximally, 2.5- and 3.3-fold respectively, but a mixture (I + II) increases P 7.5-fold. © 1990.
Registro:
Documento: |
Artículo
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Título: | Cyclic AMP as an intracellular messenger of gonadotrophin-induced steroidogenesis during the development of the embryonic chick ovary |
Autor: | González, C.B.; Cantore, M.L.; Lantos, C.P.; Passeron, S. |
Filiación: | Departmento de Química Biológica, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Pabellon II, Ciudad Universitaria, 1428 Buenos Aires, Argentina
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Palabras clave: | cyclic amp; luteinizing hormone; progesterone; radioisotope; animal cell; article; chicken; nonhuman; ovary; priority journal; Animal; Bucladesine; Chick Embryo; Cyclic AMP; Female; Forskolin; Luteinizing Hormone; Ovary; Progesterone; Second Messenger Systems; Steroids; Support, Non-U.S. Gov't; Animalia; Gallus gallus; Ovis |
Año: | 1990
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Volumen: | 96
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Número: | 1
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Página de inicio: | 53
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Página de fin: | 57
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DOI: |
http://dx.doi.org/10.1016/0305-0491(90)90340-Y |
Título revista: | Comparative Biochemistry and Physiology -- Part B: Biochemistry and
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ISSN: | 03050491
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CAS: | Bucladesine, 362-74-3; Cyclic AMP, 60-92-4; Forskolin, 66428-89-5; Luteinizing Hormone, 9002-67-9; Progesterone, 57-83-0; Steroids
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Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03050491_v96_n1_p53_Gonzalez |
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Citas:
---------- APA ----------
González, C.B., Cantore, M.L., Lantos, C.P. & Passeron, S.
(1990)
. Cyclic AMP as an intracellular messenger of gonadotrophin-induced steroidogenesis during the development of the embryonic chick ovary. Comparative Biochemistry and Physiology -- Part B: Biochemistry and, 96(1), 53-57.
http://dx.doi.org/10.1016/0305-0491(90)90340-Y---------- CHICAGO ----------
González, C.B., Cantore, M.L., Lantos, C.P., Passeron, S.
"Cyclic AMP as an intracellular messenger of gonadotrophin-induced steroidogenesis during the development of the embryonic chick ovary"
. Comparative Biochemistry and Physiology -- Part B: Biochemistry and 96, no. 1
(1990) : 53-57.
http://dx.doi.org/10.1016/0305-0491(90)90340-Y---------- MLA ----------
González, C.B., Cantore, M.L., Lantos, C.P., Passeron, S.
"Cyclic AMP as an intracellular messenger of gonadotrophin-induced steroidogenesis during the development of the embryonic chick ovary"
. Comparative Biochemistry and Physiology -- Part B: Biochemistry and, vol. 96, no. 1, 1990, pp. 53-57.
http://dx.doi.org/10.1016/0305-0491(90)90340-Y---------- VANCOUVER ----------
González, C.B., Cantore, M.L., Lantos, C.P., Passeron, S. Cyclic AMP as an intracellular messenger of gonadotrophin-induced steroidogenesis during the development of the embryonic chick ovary. 1990;96(1):53-57.
http://dx.doi.org/10.1016/0305-0491(90)90340-Y