Phenotype Image Detail

Image

Caption

Lateral views of the cervical region of skeletons from a newborn control (A) and a Hoxa4^tm1Bhr/Hoxa4^tm1Bhr mouse(B). The arrow points to the ossified rib emanating from C7 and fusing with the costal cartilage of the first thoracic rib. The cervical vertebrae are numbered 1 through 7.

Copyright

This image is from Horan GS, Proc Natl Acad Sci U S A 1994 Dec 20;91(26):12644-8. Copyright 1994 National Academy of Sciences, U.S.A. J:22077

Associated Alleles

Symbol	Name
Hoxa4^tm1Bhr	homeobox A4; targeted mutation 1, Richard R Behringer

Associated Genotypes

Allelic Composition	Genetic Background
Hoxa4^tm1Bhr/Hoxa4^tm1Bhr	either: 129S/SvEv-Hoxa4^tm1Bhr or (involves: 129S7/SvEvBrd * C57BL/6)