methyl green-pyronin stain

meth·yl green-·py·ro·nin stain

a staining method useful for identification of plasma cells which are intensely pyroninophilic; a mixture of a green and a red dye that has the property of staining highly polymerized nucleic acid (DNA) green and low molecular weight nucleic acids (RNA) red. See: Unna-Pappenheim stain.
Farlex Partner Medical Dictionary © Farlex 2012