Bact. Alkalescens in Infection of the Urinary Tract and Bacteriophage Therapy

tiation of true dysentery bacilli from allied organisms described and named three species or groups of species of bacilli which though strongly resembling the true dysentery bacilli were not considered by him as causal agents of dysentery; one of these was Bacterium alkalescens. Andrewes described it as a Gram-negative non-motile bacillus which produced acid but no gas in glucose, maltose, mannitol and dulcitol. Lactose and saccharose are not fermented. Indole was formed by all strains examined by him and litmus milk became markedly alkaline after a week or ten days. The organism was not agglutinated by specific Shiga or Flexner-Y serum within the ordinary time limits of 4 to