xenopus

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xenopus

(zĕn′ə-pəs)
n.
Any of various aquatic, tongueless, clawed frogs of the genus Xenopus of southern Africa, certain species of which, especially the African clawed frog, are widely used for biological research.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

Xenopus

the African clawed toad that has been used to test for pregnancy in women. Injection of urine from a pregnant woman results in egg-laying in the toad.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Live juvenile and adult African clawed frogs were abundant and concentrated in the pooled deeper water just inside the breach to the ocean.
Population structure of the African clawed frog (Xenopus laevis) in maize-growing areas with atrazine application versus non-maize-growing areas in South Africa.
Effects of cadmium, estradio1-17[beta] and their interaction on gonadal condition and metamorphosis of male and female African clawed frog, Xenopus laevis.
The African clawed frog (Xenopath) is the most commonly used frog in biomedical research.
But van Hemmen discovered that young African clawed frogs aren't skilled yet at this method.
102 WHEN AFRICAN CLAWED FROGS INVADE: INDIRECT INTERACTIONS BETWEEN NATIVE AND INVASIVE AMPHIBIANS
He described the fascinating anti-microbial lens properties he is developing, many of which are inspired by features already found in nature--for example, sharp nano pillars in cicada wings capable of piercing Pseudomonas cells and cationic peptides discovered in the African clawed frog, which are anti-fungal, anti-bacterial and kill Acanthamoeba.
For a fact sheet on the African clawed frog, visit: http://nationalzoo.si.edu/Animals/ReptilesAmphibians/ Facts/FactSheets/Africanclawedfrog.cfm
Andres Collazo at the House Ear Institute, Los Angeles, and his team selected the African clawed frog Xenopus laevis and the zebrafish Danio rerio for their study because during embryonic stages of development, the hearing and balance organs of both the species greatly resemble those of humans.
reported a frog mycobacteriosis in an adult female, albino South African clawed frog (X.