Abstract
The increased activity of gamma-glutamyl transpeptidase (EC 2.3.2.2) in rat mammary tissue at the onset of lactation was shown to involve prolactin. The timing and magnitude of these changes and its prolactin requirement suggest an important role in mammary function.
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- Agius L., Robinson A. M., Girard J. R., Williamson D. H. Alterations in the rate of lipogenesis in vivo in maternal liver and adipose tissue on premature weaning of lactating rats: a possible regulatory role of prolactin. Biochem J. 1979 Jun 15;180(3):689–692. doi: 10.1042/bj1800689. [DOI] [PMC free article] [PubMed] [Google Scholar]
- Baumrucker C. R., Pocius P. A. gamma-Glutamyl transpeptidase in lactating mammary secretory tissue of cow and rat. J Dairy Sci. 1978 Mar;61(3):309–314. doi: 10.3168/jds.S0022-0302(78)83599-1. [DOI] [PubMed] [Google Scholar]
- Baumrucker C. R. gamma-Glutamyl transpeptidase of bovine milk membranes: distribution and characterization. J Dairy Sci. 1979 Feb;62(2):253–258. doi: 10.3168/jds.S0022-0302(79)83233-6. [DOI] [PubMed] [Google Scholar]
- Cassady J. M., Floss H. G. Ergolines as potential prolactin and mammary tumor inhibitors. Lloydia. 1977 Jan-Feb;40(1):90–106. [PubMed] [Google Scholar]
- Djiane J., Durand P., Kelly P. A. Evolution of prolactin receptors in rabbit mammary gland during pregnancy and lactation. Endocrinology. 1977 May;100(5):1348–1356. doi: 10.1210/endo-100-5-1348. [DOI] [PubMed] [Google Scholar]
- Flückiger E., Wagner H. R. 2-Br-alpha-Ergokryptin: Beeinflussung von Fertilität und Laktation bei der Ratte. Experientia. 1968 Nov 15;24(11):1130–1131. doi: 10.1007/BF02147804. [DOI] [PubMed] [Google Scholar]
- Gala R. R., Boss R. S. Serum prolactin levels of rats under continuous estrogen stimulation and 2 Br-alpha-ergocryptine (CB-154) injection. Proc Soc Exp Biol Med. 1975 Jun;149(2):330–332. doi: 10.3181/00379727-149-38800. [DOI] [PubMed] [Google Scholar]
- Griffith O. W., Meister A. Translocation of intracellular glutathione to membrane-bound gamma-glutamyl transpeptidase as a discrete step in the gamma-glutamyl cycle: glutathionuria after inhibition of transpeptidase. Proc Natl Acad Sci U S A. 1979 Jan;76(1):268–272. doi: 10.1073/pnas.76.1.268. [DOI] [PMC free article] [PubMed] [Google Scholar]
- Inoue M., Horiuchi S., Morino Y. gamma-Glutamyl transpeptidase in rat ascites tumor cell LY-5. Lack of functional correlation of its catalytic activity with the amino acid transport. Eur J Biochem. 1977 Sep;78(2):609–615. doi: 10.1111/j.1432-1033.1977.tb11774.x. [DOI] [PubMed] [Google Scholar]
- Meister A. On the enzymology of amino acid transport. Science. 1973 Apr 6;180(4081):33–39. doi: 10.1126/science.180.4081.33. [DOI] [PubMed] [Google Scholar]
- Meister A., Tate S. S. Glutathione and related gamma-glutamyl compounds: biosynthesis and utilization. Annu Rev Biochem. 1976;45:559–604. doi: 10.1146/annurev.bi.45.070176.003015. [DOI] [PubMed] [Google Scholar]
- Meites J., Clemens J. A. Hypothalamic control of prolactin secretion. Vitam Horm. 1972;30:165–221. doi: 10.1016/s0083-6729(08)60796-7. [DOI] [PubMed] [Google Scholar]
- Ota K., Yokoyama A. Body weight and food consumption of lactating rats: effects of ovariectomy and of arrest and resumption of suckling. J Endocrinol. 1967 Jul;38(3):251–261. doi: 10.1677/joe.0.0380251. [DOI] [PubMed] [Google Scholar]
- Puente J., Varas M. A., Beckhaus G., Sapag-Hagar M. Gamma-glutamyltranspeptidase activity and cyclic AMP levels in rat liver and mammary gland during the lactogenic cycle and in the oestradiol-progesterone pseudo-induced pregnancy. FEBS Lett. 1979 Mar 1;99(1):215–218. doi: 10.1016/0014-5793(79)80282-3. [DOI] [PubMed] [Google Scholar]
- Tate S. S., Meister A. Interaction of gamma-glutamyl transpeptidase with amino acids, dipeptides, and derivatives and analogs of glutathione. J Biol Chem. 1974 Dec 10;249(23):7593–7602. [PubMed] [Google Scholar]