1 as follows: whole blood from a single Group O donor was added to an equal volume of Alsever's solution; and sufficient aqueous penicillin G-potassium § (benzylpenicillin) in phosphate-buffered ...

Nine species (240 strains) of gram-negative bacilli were studied; 221 were freshly isolated from the urinary and intestinal tracts, wounds and abscesses. Thirteen strains of salmonella and 6 of ...