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lead hydroxide stain

 

Definition: a stain for electron microscopy; after aldehyde fixation, alkaline lead hydroxide preferentially stains RNA, but after OsO4 fixation, it reacts largely with osmium in tissues to give a general stain; in addition to binding to cytomembranes, it also stains carbohydrates (glycogen).

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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