The presumptive neural fold area in early amphibian embryo and its determination to melanoblast.
D000663:Amphibians / Q000196:embryology*; D000818:Animals; D002454:Cell Differentiation; D005260:Female; D008544:Melanocytes / Q000502:physiology*; D009432:Neural Crest / Q000166:cytology*; D013194:Staining and Labeling