Background Activity of the receptor tyrosine kinase PDGFRα and the tyrosine phosphatase SHP2 is critical for vertebrate craniofacial development. SHP2 has been shown to both positively and negativel.....

<em>Developmental Dynamics</em> is a developmental biology journal publishing novel discoveries that advance our understanding in development, morphology, evolution, and disease.

The zebrafish is a premier model organism yet lacks a system for assigning postembryonic fish to developmental stages. To provide such a staging series, we describe postembryonic changes in several t...