Barta, O Bactericidal activity of bovine fetal serum against smooth and rough strains of Escherichia coli. [electronic resource] - American journal of veterinary research Apr 1972 - 731-40 p. digital Publication Type: Journal Article ISSN: 0002-9645 Subjects--Topical Terms: Agglutination TestsAnimalsAnimals, NewbornAntibodies--analysisBlood Bactericidal ActivityBlood Proteins--analysisCattle--immunologyComplement Fixation TestsComplement System Proteins--analysisEscherichia coli--immunologyFetus--immunologyGestational AgeHemagglutination TestsHorses--immunologyImmunoelectrophoresisMethodsRabbits--immunologySheep--immunology