title: Sex-specific agglutination of fish red blood cells by sea urchin coelomic fluid.
mesh_terms: D000818:Animals; D001826:Body Fluids / Q000276:immunology*; D004912:Erythrocytes / Q000276:immunology*; D005260:Female; D005399:Fishes; D006384:Hemagglutination; D008297:Male; D012617:Sea Urchins / Q000276:immunology*; D012737:Sex Factors