Malachite green is retained in catfish muscle longer (HL = 10 days) than is the parent molecule (HL = 2.8 days). The (oral, mouse) is 80 mg/kg. Rats fed malachite green experience "a dose-related increase in liver DNA adducts" along with lung adenomas. Leucomalachite green causes an "increase in the number and severity of changes". As leucomalachite green is the primary metabolite of malachite green and is retained in fish muscle much longer, most human dietary intake of malachite green from eating fish would be in the leuco form. During the experiment, rats were fed up to 543 ppm of leucomalachite green,
The Malachite Casket (fairy tale) that (e.g. Tanyushka) are never completely "normal". Marina Balina mentioned Freud's interpretation of the motif of a double as a symbolic manifestation of death. The theme of the person leaving for the mountains at the end of his life is present in the story. Similar plot device can be found in "Two Lizards". "The Malachite Casket" is considered to be one of the best stories in the collection. The style of the story was praised. "The Malachite Casket" has been a popular subject for analysis. During Soviet times, every edition of "The Malachite Box" was usually prefaced by an essay