Literature DB >> 143370

Steroid metabolism by mouse preimplantation embryos in vitro.

E Antila, J Koskinen, P Niemela, A Saure.   

Abstract

Mouse preimplantation embryos were incubated with radioactive pregnenolone, progesterone or dehydroepiandrosterone for various periods of time. These substrates were not converted to metabolites even after incubation of 120 h. We suggest that preimplantation mouse embryo does not possess enzyme activities for steroid metabolism.

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Year:  1977        PMID: 143370     DOI: 10.1007/bf01920189

Source DB:  PubMed          Journal:  Experientia        ISSN: 0014-4754


  7 in total

1.  Biochemistry of differentiation of mouse trophoblast: delta 5, 3 beta-hydroxysteroid dehydrogenase.

Authors:  N J Chew; M I Sherman
Journal:  Biol Reprod       Date:  1975-04       Impact factor: 4.285

2.  Ultrastructural differentiation and progesterone- 14 C metabolism in cultured cells of fetal rat adrenals under influence of ACTH.

Authors:  A I Kahri; S Pesonen; A Saure
Journal:  Steroidologia       Date:  1970

3.  Steroid hormone production by pig blastocysts.

Authors:  J S Perry; R B Heap; E C Amoroso
Journal:  Nature       Date:  1973-09-07       Impact factor: 49.962

4.  Evidence that delta5-3beta-hydroxysteroid dehydrogenase activity in rat blastocysts is autonomous.

Authors:  Z Dickmann; S K Dey
Journal:  J Endocrinol       Date:  1974-06       Impact factor: 4.286

5.  Proceedings: Two theories: the preimplantation embryo is a source of steroid hormones controlling (1) morula-blastocyst transformation and (2) implantation.

Authors:  Z Dickman; S K Day
Journal:  J Reprod Fertil       Date:  1973-12

6.  Progestins in rabbit blastocysts.

Authors:  R F Seamark; C Lutwakmann
Journal:  J Reprod Fertil       Date:  1972-04

7.  Production and metabolism of progesterone and androstenedione by cultured mouse blastocysts.

Authors:  M I Sherman; S B Atienza
Journal:  Biol Reprod       Date:  1977-03       Impact factor: 4.285

  7 in total

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