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Characterization of antisera to prolactin receptors

Journal Article · · Methods Enzymol.; (United States)
Studies were conducted to improve the techniques of obtaining purified prolactin receptors and to immunize several species of animals with the partially purified receptor in order to increase the yield of antisera and to characterize the specific of these antisera in different target organs. Prolactin receptors were partially purified from crude microsomal fractions of lactating mammary glands, using affinity chromatography. For the assay of solubilized extracts of mammary gland samples at various stages of purification, /sup 125/I-labelled human growth hormone or ovine prolactin were used as labelled hormones. Antisera produced from partially purified prolactin receptors are able to inhibit binding of labelled hormone to its receptors in sera from sheep, goats, and guinea pigs. The antisera also inhibit the binding of prolactin to a number of tissues containing receptors in rabbits and rats.
OSTI ID:
6936381
Journal Information:
Methods Enzymol.; (United States), Journal Name: Methods Enzymol.; (United States) Vol. 109; ISSN MENZA
Country of Publication:
United States
Language:
English