Cell contacts between inducing tissue and targets cells during neural induction.
D000818:Animals; D002450:Cell Communication; D002454:Cell Differentiation; D004625:Embryo, Nonmammalian / Q000166:cytology / Q000502:physiology; D005775:Gastrula / Q000166:cytology* / Q000502:physiology; D009474:Neurons / Q000166:cytology*; D014319:Triturus; D014981:Xenopus