| 21. | Such a test is known as an MBAS assay ( methylene blue active substances assay ).
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| 22. | Methylene blue is reduced to colorless leucomethylene blue.
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| 23. | Vital methylene blue was formerly much used for examining the innervation of muscle, skin and internal organs.
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| 24. | However dead cells are unable to reduce the oxidized methylene blue and the cells are stained blue.
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| 25. | Later, Robert Koch also used methylene blue as a dye in his research on the tuberculosis pathogen.
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| 26. | Malachowski used alkali-treated methylene blue solutions and Romanowsky used methylene blue solutions which were molded or aged.
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| 27. | Malachowski used alkali-treated methylene blue solutions and Romanowsky used methylene blue solutions which were molded or aged.
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| 28. | With Paul Ehrlich ( 1854-1915 ), he discovered that the histological stain, methylene blue had effectiveness against malaria.
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| 29. | That one is NaOH, glucose & methylene blue, which starts out deep blue, and gradually fades to colourless.
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| 30. | Methylene blue is a cationic dye.
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