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Definition of Chorioallantois
1. Noun. The very vascular fetal membrane composed of the fused chorion and adjacent wall of the allantois.
Definition of Chorioallantois
1. Noun. (anatomy) The vascular extraembryonic membrane, formed by the fusion of the allantois and the chorion, that makes up the placenta in most mammals; the chorioallantoic membrane ¹
¹ Source: wiktionary.com
Definition of Chorioallantois
1. [n -ES]
Medical Definition of Chorioallantois
1. Extraembryonic membrane formed by the fusion of the allantois with the serosa or false chorion. In mammals it forms the foetal portion of the placenta; in avian embryos it is fused with the shell. (05 Mar 2000)
Lexicographical Neighbors of Chorioallantois
Literary usage of Chorioallantois
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Journal of Comparative Pathology and Therapeutics (1888)
"Primary culture of chick chorioallantois. Cells show extensive vacuolation of
cytoplasm and nuclear change. (Roller-tube, x 130). Fig. 15. ..."
2. The Journal of Comparative Pathology and Therapeutics (1888)
"Attempts at cultivation of the virus on the chorioallantois of the chick embryo
were not successful. Manninger et al. (1940) reported the cultivation of a ..."
3. The Oxford Medicine by Henry Asbury Christian, James Mackenzie (1920)
"... blood as well as from the contents of cantharides-provoked blisters over the
rash and to have grown the virus on the chorioallantois of the egg embryo. ..."
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