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Obesity-Induced Down-Regulation of the Mitochondrial Translocator Protein (TSPO) Impairs Placental Steroid Production
Author(s) -
Luciana Lassance,
Maricela Haghiac,
Judi Minium,
Patrick M. Catalano,
Sylvie Hauguel de Mouzon
Publication year - 2014
Publication title -
the journal of clinical endocrinology and metabolism
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.206
H-Index - 353
eISSN - 1945-7197
pISSN - 0021-972X
DOI - 10.1210/jc.2014-2792
Subject(s) - translocator protein , mitochondrion , steroid , chemistry , microbiology and biotechnology , medicine , endocrinology , biology , biochemistry , inflammation , hormone , neuroinflammation
Low concentrations of estradiol and progesterone are hallmarks of adverse pregnancy outcomes as is maternal obesity. During pregnancy, placental cholesterol is the sole source of sex steroids. Cholesterol trafficking is the limiting step in sex steroid biosynthesis and is mainly mediated by the translocator protein (TSPO), present in the mitochondrial outer membrane.

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