| releasin | <protein> Polypeptide hormone produced by corpus luteum and found in the blood of pregnant animals. Acts, as its name suggests, to cause muscle relaxation during parturition. Human relaxin has an A chain of 24 amino acids and a B chain of 29. Has structural similarity to insulin. (18 Nov 1997) |
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| releasing factors | Hormones produced by the hypothalamus whichstimulate the release of other hormones in the pituitary gland. (09 Oct 1997) |
| releasing hormone | Hormones produced by the hypothalamus whichstimulate the release of other hormones in the pituitary gland. (09 Oct 1997) |