Nakanishi stain

Na·ka·ni·shi stain

(nah-kā-nē'shē),
a method for vital staining of bacteria in which a slide is treated with hot methylene blue solution until it acquires a sky-blue color, after which a drop of an emulsion of the bacteria is put on the cover glass and the latter laid on the slide; the bacteria are stained differentially, some parts more intensely than others.

Na·ka·ni·shi stain

(nah-kah-nē'shē stān)
A method for vital staining of bacteria in which a slide is treated with hot methylene blue solution until it acquires a sky-blue color, after which a drop of an emulsion of the bacteria is put on the cover glass and the latter laid on the slide; the bacteria are stained differentially, some parts more intensely than others.

Nakanishi,

Kazuhiro, Japanese physician, 1945–.
Nakanishi stain - a method for vital staining of bacteria.