Article
Altered retinoic acid signalling underpins dentition evolution.
Proceedings. Biological sciences - 7 Mar 2015
Gibert Yann, Samarut Eric, Pasco-Viel Emmanuel, Bernard Laure, Borday-Birraux Véronique, Sadier Alexa, Labbé Catherine, Viriot Laurent, Laudet Vincent
Abstract excerpt
Small variations in signalling pathways have been linked to phenotypic diversity and speciation. In vertebrates, teeth represent a reservoir of adaptive morphological structures that are prone to evolutionary change. Cyprinid fish display an impressive diversity in tooth number, but the signals that generate such diversity are unknown. Here, we show that retinoic acid (RA) availability influences tooth number...
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