villus


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villus

1. Zoology anatomy any of the numerous finger-like projections of the mucous membrane lining the small intestine of many vertebrates
2. any similar membranous process, such as any of those in the mammalian placenta
3. Botany any of various hairlike outgrowths, as from the stem of a moss

villus

[′vil·əs]
(anatomy)
A fingerlike projection from the surface of a membrane.
References in periodicals archive ?
Crypt is considered as the villus factory and a large crypt point enhances tissue turnover and a high demand for new tissue [25].
Our results show that AAAs correlate with severity of intestinal villus damage in CD patients: The AAA ELISA was positive in 51 of the 58 CD patients studied, and all patients with severe intestinal mucosa damage were positive for AAAs.
The MLPA test results obtained in 2009 were compared with the results of amniocentesis, chorionic villus sampling and pregnancy outcome.
It is desirable that intestinal villi are high and crypt is shallow because the higher the ratio of villus height: crypt depth, the better will be the absorption of nutrients and the less energy will be needed for cell turnover [17].
In one recent study Kamboh and Zhu (2014) did not display any influence of genistein on villus height and crypt depth of intestinal segments.
Epithelium loss with exposure of the connective tissue have been seen at the apex of the villus.
Also, chorionic villus sampling would not have identified Down syndrome.
This would explain the well-documented increased frequency of infantile hemangiomas following chorionic villus sampling to detect fetal anomalies.