Article
IGSF1 variants in boys with familial delayed puberty.
European journal of pediatrics - 1 May 2015
Joustra Sjoerd D, Wehkalampi Karoliina, Oostdijk Wilma, Biermasz Nienke R, Howard Sasha, Silander Tanya L, Bernard Daniel J, Wit Jan M, Dunkel Leo, Losekoot Monique
Abstract excerpt
UNLABELLED: The immunoglobulin superfamily member 1 (IGSF1) gene encodes a plasma membrane glycoprotein mainly expressed in pituitary and testes. Loss-of-function mutations in IGSF1 cause an X-linked syndrome of central hypothyroidism (CeH), macroorchidism, and delayed puberty (delayed rise of testosterone, but normal timing of testicular growth). As this syndrome was discovered in patients with CeH, it is...
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