title: Chemical modification of cell type determination in amphibian embryos.
mesh_terms: D000557:Ambystoma; D000818:Animals; D002454:Cell Differentiation / Q000187:drug effects*; D002470:Cell Survival; D002490:Central Nervous System / Q000196:embryology; D004247:DNA / Q000032:analysis; D004475:Ectoderm / Q000166:cytology / Q000187:drug effects; D008648:Mesoderm / Q000166:cytology / Q000187:drug effects; D008938:Mitosis / Q000187:drug effects; D009698:Nucleoproteins / Q000032:analysis; D011095:Polyethylenes / Q000494:pharmacology*; D011479:Protamines / Q000494:pharmacology*; D013431:Sulfates / Q000494:pharmacology; D013451:Sulfonic Acids / Q000494:pharmacology
chemical_list: D009698:Nucleoproteins; D011095:Polyethylenes; D011479:Protamines; D013431:Sulfates; D013451:Sulfonic Acids; D004247:DNA