Gene summary for Prrx1

### Gene expression in the mandibular and maxillary arches _Prrx1_ is expressed in the maxillary arch and the distal region of the mandibular arch at E10.5. At E12.5 and E14.5, _Prrx1_ is expressed throughout the mesenchyme of both maxilla and mandible. The tongue is negative at both stages. | E10.5 | E12.5 | E14.5 | |-------|-------|-------| | {width=280 height=214} | {width=280 height=214} | {width=280 height=214} | |  Distal mesenchyme |  Odontogenic and osteogenic |  Osteogenic mesenchyme | | | mesenchyme | | #### Sources: - Jackson Lab. - Unpublished data from [Chai's Lab, University of Southern California.](http://face.usc.edu/).