Neurons of the Lateral Preoptic Area/Rostral Anterior Hypothalamic Area Are Required for Photoperiodic Inhibition of Estrous Cyclicity in Sheep1
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منابع مشابه
study of cohesive devices in the textbook of english for the students of apsychology by rastegarpour
this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...
Disruption of estrous cyclicity following administration of a luteinizing hormone-releasing hormone antagonist to the preoptic area of the rat.
Experiments were designed to test the hypothesis that LHRH receptors in the preoptic area (POA) are of physiological importance for maintaining estrous cyclicity in the rat. Bilateral cannulae were implanted just dorsal to the POA. Estrous cycles were monitored daily by vaginal smears. Antide, a long-acting LHRH antagonist, was infused bilaterally (2.5 micrograms/side) in the POA or the hypotha...
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Introduction: Gonadotropin inhibitory hormone (GnIH) has been known as a key inhibitor of the secretion of gonadotropin releasing hormone (GnRH). Ewe has estrous cycles comprising of follicular and luteal phases. Follicular phase is in turn divided into proestrous and estrous phases. Blood level of LH increases in follicular and decreases in luteal phases. The aim of the present study was to...
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abstract nowadays, the science of decision making has been paid to more attention due to the complexity of the problems of suppliers selection. as known, one of the efficient tools in economic and human resources development is the extension of communication networks in developing countries. so, the proper selection of suppliers of tc equipments is of concern very much. in this study, a ...
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ژورنال
عنوان ژورنال: Biology of Reproduction
سال: 2011
ISSN: 0006-3363,1529-7268
DOI: 10.1095/biolreprod.111.092031