title: Endocytosis by echinoid phagocytosis in vitro. I. Recognition of foreign matter.
mesh_terms: D000447:Aldehydes / Q000494:pharmacology; D000818:Animals; D002244:Carbon / Q000494:pharmacology; D004705:Endocytosis; D004912:Erythrocytes / Q000276:immunology; D006048:Gold Colloid, Radioactive; D051379:Mice; D010586:Phagocytes / Q000276:immunology*; D010873:Pinocytosis; D011817:Rabbits; D012617:Sea Urchins / Q000276:immunology*; D012756:Sheep; D013997:Time Factors
chemical_list: D000447:Aldehydes; D006048:Gold Colloid, Radioactive; D002244:Carbon