Tyapkin Alexander Yu. RussiaSaratovSaratov State Agrarian University named after V.I. Vavilov., 410012, Saratov, Teatralnaya sq., 179085416670@yandex.ru Author's articles Study of influence of Film Coatings on the Basis of Exopolisaccharides of Lactic Acid Bacteria on the Healing of Burns in Rats