Edible anurans have to rely on more than just poison glands which tend to work too late (i.e. after the predator has it in his mouth!) Related articles: How to Rid Your Garden of Toads-tips for dog owners (aside from training the dog of course!)
Manevalâs staining method is a negative staining method. To stain a capsule of a cell by Manevalâs staining method. 1  1 % Congo red solution.  Manevalâs stain.
Methyl Green-Pyronin Stain is for identificationof Plasma Cells in Tissue Sections. Methyl Green-Pyronin Stain is for âIn Vitro Diagnostic use.â. Methyl Green-Pyronin (MGP) is used to demonstrate plasma cells and RNA in. tissue sections and cytologic preparations. The procedure is a simplifiedmethod for use. with formalin fixedtissue or alcohol-ether fixedsmears.