Polukonova Nataliya Vladimirovna RussiaSaratovSaratov State Medical University, Bolshaya Kazachia st., 112 Saratov, 410012polukonovanv@yandex.ru Author's articles Phytocenoses Gratíola officinális L., productivity and its inventories of raw materials in the islands Chardymskogo r. Volga Saratov region The content of coumarin in the grass Melilotus officinalis (Linnaeus) Pallas, growing in different districts of Saratov region Токсикологическая, канцерогенная и мутагенная безопасность антоциановой формы кукурузы как источника красного красителя Investigation of the Aristolochia clematitis extract by analyzing the activity of the Balbiani rings and the nuclear organizer in polytene chromosomes Investigation of the activity of the flavonoid-containing Chamerion angustifolium extract in the experiments in vitro and in vivo INVESTIGATION OF CYTOTOXIC AND CYTOSTATIC ACTIVITY OF FLAVONOID-CONTAINING EXTRACT OF KIRKAZONE OF LOMONOSOVIDE (ARISTOLOCHIA CLEMATITIS L.) IN EXPERIMENTS IN VITRO AND IN VIVO