Counterstaining the fli1a:EGFP-expressing pharyngeal arches...
Counterstaining the fli1a:EGFP-expressing pharyngeal arches (a1, a2) with the nucleic acid stain SYTO 59 (red) clarifies the ectomesenchymal phenotypes (double-labeled).Mark M. SasakiJames T. NicholsCharles B. Kimmel