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 Box such magical help is no longer necessary, because the Soviet society has righted all the wrongs of a fairy-tale reality. Tatiana Kruglova comments that there is a clear split of characters based on their social class: there are working men, most often depicted as positive characters, and their masters, shown critically or ironically. But in the pre-war stories the class criteria existed as the background only. The conflict between the characters came from the collision between poetic and pragmatical, grand and common, irrational and rational. "The Malachite Box" and its author became enormously popular. It was met with significant praise