Morphogenetic substances from sea urchin eggs. Isolation of animalizing and vegetalizing substances from unfertilized eggs of Paracentrotus lividus.
D000818:Animals; D002454:Cell Differentiation; D002845:Chromatography; D002850:Chromatography, Gel; D004447:Echinodermata / Q000196:embryology*; D004625:Embryo, Nonmammalian / Q000187:drug effects*; D005260:Female; D066298:In Vitro Techniques; D008297:Male; D010063:Ovum / Q000032:analysis* / Q000502:physiology; D013053:Spectrophotometry; D014020:Tissue Extracts / Q000494:pharmacology*
D014020:Tissue Extracts