黑斑羚（Aepyceros melampus，利希滕斯坦，1812年）胎盘的精细结构。
The fine structure of the placenta of the impala Aepyceros melampus (Lichtenstein, 1812).
作者信息
Kayanja F I, Epelu-Opio J
出版信息
Anat Anz. 1976;139(4):396-410.
PMID:984438
Abstract
The ultrastructure of the placenta was investigated at various stages of gestation. The nonplacental areas of the maternal epithelium continue to show considerable secretory activity long after implantation. The placental barrier is of the epithelio-chorial type.
摘要
在妊娠的不同阶段对胎盘的超微结构进行了研究。母体上皮的非胎盘区域在着床后很长时间仍继续显示出相当大的分泌活性。胎盘屏障属于上皮绒毛膜型。
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