This Hormone Has Been Relaxin' Too Long!

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Science  25 Jan 2002:
Vol. 295, Issue 5555, pp. 637-638
DOI: 10.1126/science.1069234

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The hormone relaxin is known to be important in pregnancy but its receptor has long remained elusive. In a Perspective, Ivell discusses the identification of receptors for relaxin and its close relative relaxin-like factor ( Hsu et al.), and the finding that relaxin is far more than just a reproductive hormone.