start-ver=1.4 cd-journal=joma no-vol=74 cd-vols= no-issue=4-7 article-no= start-page=509 end-page=511 dt-received= dt-revised= dt-accepted= dt-pub-year=1962 dt-pub=19620730 dt-online= en-article= kn-article= en-subject= kn-subject= en-title=Influence of Streptomycin on Brom Thymol Blue (B.T.B.), which is used as PH-Indicator kn-title=pH指示薬として用いられたB.T.B.(ブロームチモールブルー)に及ぼすストレプトマイシンの影響 en-subtitle= kn-subtitle= en-abstract= kn-abstract=The PH-value of B.T.B. PH-paper is not exact but that of P.R. (Phenol Red) PH-paper is exact in inorganic salt solution or synthetic liquid media, which contains more than 2000 μg/ml Streptomycin. Because, B.T.B. binds to Streptomycin in existence of the trace inorganic salt, and forms insoluble salt and cannot become to express the PH-changes. P.R. does not bind to Streptomycin. en-copyright= kn-copyright= en-aut-name=YamagamiA. en-aut-sei=Yamagami en-aut-mei=A. kn-aut-name=山上斌 kn-aut-sei=山上 kn-aut-mei=斌 aut-affil-num=1 ORCID= en-aut-name=MatsuuraY. en-aut-sei=Matsuura en-aut-mei=Y. kn-aut-name=松浦慶之 kn-aut-sei=松浦 kn-aut-mei=慶之 aut-affil-num=2 ORCID= en-aut-name=YamamotoM. en-aut-sei=Yamamoto en-aut-mei=M. kn-aut-name=山本雅一 kn-aut-sei=山本 kn-aut-mei=雅一 aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=岡山大学医学部微生物学教室 affil-num=2 en-affil= kn-affil=岡山大学医学部微生物学教室 affil-num=3 en-affil= kn-affil=岡山大学医学部微生物学教室 END