Other numbers: ATCC 49247, CCUG 26214, CIP 104604, CNCTC 5063, LMG 11197, NCTC 12699, G.V. Doern TD-4. History: < LMG < ATCC < G.V. Doern. Isolated from: Sputum, pneumonia; USA, Massachusetts. Additional information: Reference strain for antimicrobial disk susceptibility tests (NCCLS M2-A5) and dilution antimicrobial susceptibility tests (NCCLS M7-A3). Ampicillin-resistant (5991). Biohazard group 2. ß-lactamase-negative. Cultivation conditions: Medium 104, 37°C, 5% CO2.