| [non-groupable streptococci: identification, sensitivity to antibiotics (charles nicolle hospital in tunis)]. | 50 strains of viridans streptococci isolated from human material are identified by biochemical tests (bile esculin, cl na 6,5%, acid production from lactose, mannitol, sorbitol, inulin, arginine, esculin and starch hydrolysis; production of levan and dextran in sucrose media) streptococcus salivarius and streptococcus mitis are predominant species. susceptibility to antibiotics was studied: 70% of viridans streptococci were susceptible to all antibiotics tested, high level resistance to aminogly ... | 1991 | 1895917 |