Study of antibacterial and antioxidant properties of medical plant extracts

The study analyzed the biological (antimicrobial and antioxidant) activity of such medicinal plants grown in Kemerovo region as Leaf mustard ( Brassica juncea L. ), Stinging nettle Urtica dioica Maral root Rhaponticum carthamoides Thyme Thymus serpyllum Purple coneflower Echinacea purpúrea Chamomile Chamomilla recutita Milk thistle Sílybum mariánum Common marigold Caléndula officinális Tansy Tanacétumá vulgáre dandelion Tarináxum officinum ). It was found that all investigated plant extracts have antimicrobial properties against tested strains microorganisms E. coli ATCC 25922, S. aureus 25923, P. vulgaris 63, C. albicans EMTC 34, mesenteroides 1865). proved are characterized by a high antioxidant status; according to tests performed this parameter samples varies within limits from 145.09 235.00 mg ascorbic acids per 1 gram. Both concentration level biologically substances presence characteristics studied herb selected make it possible recommend their use components feed additives for agricultural animals.