Malachite green result. Numerous niche applications exploit the intense color of MG. It is used as a biological stain for microscopic analysis of cell biology and tissue samples. In the Gimenez staining method, basic fuchsin stains bacteria red or magenta, and malachite green is used as a blue-green counterstain. Malachite green is also used in endospore staining, since it can directly stain endospores within bacterial cells; here a safranin counterstain is often used. Malachite green can also be used as a saturable absorber in dye lasers, or as a pH indicator between pH 0.2–1.8. However, this use is relatively rare. Leuco-malachite green
The Malachite Box underdeveloped, at that time there were no specific criteria of distinguishing literature from folklore. The question of authorship arose every time a new story was released, and is still discussed nowadays. Before the stories were released as a single volume on 28 January 1939, the issue became urgent. The publisher was concerned with the title of the book and the author's name. It was suggested to release the book as "The Tales from Grandpa Slyshko" (), as if Vasily Hmelinin was the author. It was eventually published as "The Malachite Box". Bazhov was not certain of the authorship himself. He