title: Genesis, composition and fate of cortical granules in the eggs of Polycelis nigra (Turbellaria, Tricladida).
mesh_terms: D000818:Animals; D003594:Cytoplasmic Granules / Q000032:analysis / Q000648:ultrastructure; D005260:Female; D005306:Fertilization; D006023:Glycoproteins / Q000032:analysis; D006056:Golgi Apparatus / Q000648:ultrastructure; D006651:Histocytochemistry; D008854:Microscopy, Electron; D010063:Ovum / Q000032:analysis / Q000648:ultrastructure*; D011134:Polysaccharides / Q000032:analysis; D011506:Proteins / Q000032:analysis; D014419:Turbellaria / Q000648:ultrastructure*
chemical_list: D006023:Glycoproteins; D011134:Polysaccharides; D011506:Proteins