Robert D. Riddle and coauthors.
Cited material: Ectopic Wnt7a and Lmx1 expression.
Sonic hedgehog mediates the polarizing activity of the ZPA by Robert D. Riddle and others 2026-10-20
Robert D. Riddle and coauthors.
Cited material: Anterior implantation of Sonic-hedgehog-expressing cells.