title: Deficient serum opsonic activity for macrophage function in newborn infants.
mesh_terms: D000818:Animals; D001681:Biological Assay; D002452:Cell Count; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007728:Kupffer Cells; D008264:Macrophages / Q000502:physiology*; D008297:Male; D009895:Opsonin Proteins / Q000032:analysis*; D010587:Phagocytosis; D044469:Racial Groups; D051381:Rats; D012737:Sex Factors
chemical_list: D009895:Opsonin Proteins