非病原性ブドウ球菌に対するヒト血清中の抗細菌性物質(第一報)

概要

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Normal human serum contains an inhibitor which prevents the growth of non-pathogenic staphylococci. The inhibitor was named delta-factor. Properties of the factor were examined and the following results were obtained.Nutritional requirement of the bacteria was independent of the factor.The activity of the factor was not interfered with coagulase.The abilities of bacteria to produce coagulase and DNase were not related to the action of the inhibition phenomenon.The activity of the factor was stable and most active at pH 7.5-8.5 in ionic strength 0.05-0.25.
日本細菌学会の論文