Lekontseva Tatyana G. RussiaIzhevskUdmurt Federal Research Center, Ural Branch of the Russian Academy of Sciences, 34 T. Baramzina Str., Izhevsk 426067, Russiat.lekontseva@yandex.ru Author's articles Estimation of the Toxicity of a Metal/Carbon Nanocomposite of Copper by Biotesting