An extracellular fibrillar matrix in gastrulating sea urchin embryos.
D000818:Animals; D002449:Cell Aggregation / Q000187:drug effects; D005110:Extracellular Space / Q000378:metabolism*; D005775:Gastrula / Q000502:physiology*; D005998:Glycine / Q000494:pharmacology; D008855:Microscopy, Electron, Scanning; D012617:Sea Urchins / Q000196:embryology
D005998:Glycine