1. Coagulase was produced by selected strains of Staphylococcus aureus in brain heart infusion (BHI) medium and in a dialysate of BHI. Titers up to 1:512 were measurable using serial dilutions of ...

Records of patients from whom Staph. aureus had previously been recovered and tested for penicillin sensitivity were also studied. Nasal cultures were obtained from a number of healthy infants and ...

Nosocomial infections with coagulase negative staphylococcus (CoNS) are a frequent and significant cause of morbidity in the preterm infant. Infections diagnosed after the first 72 hours of life are ...