دورية
The Timing of Birth.
العنوان: | The Timing of Birth. |
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المؤلفون: | Smith, Roger |
المصدر: | Scientific American. Mar99, Vol. 280 Issue 3, p68. 8p. 12 Color Photographs, 1 Black and White Photograph, 1 Graph. |
مصطلحات موضوعية: | *CHILDBIRTH, *PREMATURE labor prevention, *PLACENTA, *CORTICOTROPIN releasing hormone, *PHYSIOLOGY |
مستخلص: | Reports that a hormone unexpectedly found in the human placenta turns out to influence the timing of delivery. How this and related findings could yield much needed ways to prevent premature labor; How controls on parturition in humans differ from sheep; How a protein called corticotropin-releasing hormone regulates parturition. INSET: An Evolutionary Clue from Toads. |
قاعدة البيانات: | Academic Search Index |
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