title: Exogenous hyalin and sea urchin gastrulation. Part III: biological activity of hyalin isolated from Lytechinus pictus embryos.
mesh_terms: D000818:Animals; D002135:Calcium-Binding Proteins / Q000302:isolation & purification / Q000494:pharmacology / Q000502:physiology*; D004591:Electrophoresis, Polyacrylamide Gel; D004625:Embryo, Nonmammalian / Q000187:drug effects / Q000502:physiology*; D016326:Extracellular Matrix Proteins / Q000302:isolation & purification / Q000494:pharmacology / Q000502:physiology*; D005260:Female; D005775:Gastrula / Q000187:drug effects / Q000502:physiology*; D047331:Lytechinus / Q000187:drug effects / Q000196:embryology* / Q000502:physiology; D008297:Male; D012617:Sea Urchins / Q000502:physiology*; D013094:Spermatozoa / Q000502:physiology
chemical_list: D002135:Calcium-Binding Proteins; D016326:Extracellular Matrix Proteins; C076585:hyalin protein, Echinoidea