| pregnancy t. in ewes |
an acute disorder in ewes caused by ketosis during the last few weeks of pregnancy, especially when they are carrying twins, triplets, or a large single lamb; the usual cause is undernutrition associated with stress. It can lead to impaired nervous function, coma, and death. Called also twin-lamb disease and lambing paralysis.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| pregnancy-specific b. |
a beta globulin secreted by the placenta; its function is unknown.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| pregnane |
a type of saturated 21-carbon steroid hydrocarbon nucleus that is the parent structure of many steroids; two groups of steroids are distinguished as those stemming from 5α-pregnane and those stemming from 5β-pregnane. In the latter group are progesterones, ketones, and several corticosteroids.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| pregnanetriol |
a metabolite of 17α-hydroxyprogesterone, normally occurring in small amounts in body fluids and urine, but greatly increased in disorders of the adrenal cortex in which 21-hydroxylation of the steroid nucleus is impaired, as in the most common form of congenital adrenocortical hyperplasia with virilism.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| pregnene |
a term used in steroid hormone nomenclature to refer to an unsaturated 21-carbon structure with one double bond and three methyl groups; the δ4 and δ5 pregnene steroid nucleus forms the basis of most of the biologically active progestins and corticosteroids.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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