Article
Pelvic skeleton reduction and Pitx1 expression in threespine stickleback populations.
Novartis Foundation symposium - 1 Jan 2007
Bell Michael A, Ellis Kaitlyn E, Sirotkin Howard I
Abstract excerpt
The pelvic skeleton of threespine stickleback fish contributes to defence against predatory vertebrates, but rare populations exhibit vestigial pelvic phenotypes. Low ionic strength water and absence of predatory fishes are associated with reduction of the pelvic skeleton, and lack of Pitx1 expression in the pelvic region is evidently the genetic basis for pelvic reduction in several populations. Pelvic vestiges...
Read the complete abstract on PubMedTopics
Share this publication in a Topic to start or enrich a Post.