title: Sources of variation in in vitro phagocytosis assays.
mesh_terms: D000818:Animals; D002417:Cattle / Q000276:immunology*; D002469:Cell Separation; D005260:Female; D007553:Isotope Labeling; D007774:Lactation; D007962:Leukocytes / Q000276:immunology; D008892:Milk / Q000166:cytology; D010587:Phagocytosis; D011247:Pregnancy; D013048:Specimen Handling / Q000662:veterinary; D013211:Staphylococcus aureus / Q000254:growth & development