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Bioelectrical and contractile behavior of rabbit mesotubarium superius: estrogen withdrawal

Bioelectrical and contractile behavior of rabbit mesotubarium superius: estrogen withdrawal Physiology, and Biophysics, University of Washington, T. Bioelectrical and contractile behavior of superius: estrogen withdrawal. Am. J. Physiol. 233(5): C180-(X87,1977 or Am. J. Physiol.: Cell Physiol. 2(3): CM-C187, 1977. -The mesotubarium superius of the female is a thin, plane sheet of responding to the in vivo endocrine states of ovulation, estrous, castration, pregnancy, and replacement estrogen therapy of the castrate in a manner similar to that of the uterus. Both isometric tension and microelectrode recorded transmembrane potentials were measured in vitro to make these comparisons. In addition, confirmation of the “estrogen-withdrawal” theory of activation was obtained when it was noted that about 12 h after an abrupt withdrawal of estrogen there is an increase in contractile activity coinciding with an increase in subthreshold activity and a slight (about 5 mV> decline in the average resting potential compared to the control estrous level. It is concluded that the mesotubarium superius is an excellent tissue for reproductive studies, where a geometrically simple model is useful. CONRAD, mesotubarium One of the problems in combining these two disparate disciplines has been the difficulty in finding and using a simple system for investigational purposes. There is a need in reproductive investigation for an http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png AJP - Cell Physiology The American Physiological Society

Bioelectrical and contractile behavior of rabbit mesotubarium superius: estrogen withdrawal

AJP - Cell Physiology , Volume 233: C180 – Nov 1, 1977

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Publisher
The American Physiological Society
Copyright
Copyright © 1977 the American Physiological Society
ISSN
0363-6143
eISSN
1522-1563
Publisher site
See Article on Publisher Site

Abstract

Physiology, and Biophysics, University of Washington, T. Bioelectrical and contractile behavior of superius: estrogen withdrawal. Am. J. Physiol. 233(5): C180-(X87,1977 or Am. J. Physiol.: Cell Physiol. 2(3): CM-C187, 1977. -The mesotubarium superius of the female is a thin, plane sheet of responding to the in vivo endocrine states of ovulation, estrous, castration, pregnancy, and replacement estrogen therapy of the castrate in a manner similar to that of the uterus. Both isometric tension and microelectrode recorded transmembrane potentials were measured in vitro to make these comparisons. In addition, confirmation of the “estrogen-withdrawal” theory of activation was obtained when it was noted that about 12 h after an abrupt withdrawal of estrogen there is an increase in contractile activity coinciding with an increase in subthreshold activity and a slight (about 5 mV> decline in the average resting potential compared to the control estrous level. It is concluded that the mesotubarium superius is an excellent tissue for reproductive studies, where a geometrically simple model is useful. CONRAD, mesotubarium One of the problems in combining these two disparate disciplines has been the difficulty in finding and using a simple system for investigational purposes. There is a need in reproductive investigation for an

Journal

AJP - Cell PhysiologyThe American Physiological Society

Published: Nov 1, 1977

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