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Microbiological assay for the quantitative determination of polyoxin B

✍ Scribed by Sun, Li; Chen, Wenqing; Deng, Zixin; Jian-Jiang-Zhong,


Book ID
122506489
Publisher
Elsevier Science
Year
2008
Tongue
English
Weight
70 KB
Volume
136
Category
Article
ISSN
0168-1656

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✍ Tibor Keler; Alois Nowotny πŸ“‚ Article πŸ“… 1986 πŸ› Elsevier Science 🌐 English βš– 406 KB

## A metachromatic dye. 1.9-dimethylmethylene blue (DMB) reacts with bacterial endotoxins. This interaction results in a shift of the absorption maximum of DMB to shorter wavelengths. The findings indicate that the negatively charged lipid moiety of the endotoxic lipopolysaccharide reacts with DMB.