Comparative aspects of trophoblast development and placentation
<p>Abstract</p> <p>Based on the number of tissues separating maternal from fetal blood, placentas are classified as epitheliochorial, endotheliochorial or hemochorial. We review the occurrence of these placental types in the various orders of eutherian mammals within the framework...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
BMC
2004-07-01
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Series: | Reproductive Biology and Endocrinology |
Online Access: | http://www.rbej.com/content/2/1/46 |