347 Β-lactamase Activity & Antimicrobial Susceptibility of Hemophilus Influenzae and Parainfluenzae in Mich

The incidence of β-lactamase activity of 1000 Hemophilus strains collected Sept 76-Jan 78 from pediatric and adult patients throughout Michigan (utilizing an iodometric assay, AAC 7:265:1975) was 8/52 (15%) for type b, 29/318 (9%) for non-type b H. influenzae and 31/630 (5%) for H. parainfluenzae. From Sept 76-July 77 H. influenzae type b isolates were… CONTINUE READING