title: Studies of protein uptake by echinoderm cells; their possible significance in relation to the phylogeny of immune responses.
mesh_terms: D000918:Antibody Specificity; D005075:Biological Evolution; D004447:Echinodermata; D000939:Epitopes; D007109:Immunity; D008722:Methods; D012710:Serum Albumin, Bovine; D005719:gamma-Globulins
chemical_list: D000939:Epitopes; D005719:gamma-Globulins; D012710:Serum Albumin, Bovine