K.E. MAZOVKA, A.V. TKACHEV  Rostov State Medical University, 29 Nakhichevanskii alley, Rostov-on-Don, Russian Federation, 344022 Mazovka K.E. — Assistant Professor of Internal Diseases Propaedeutics Department, tel. (863) 271-99-15, e-mail: c.bac@rambler.ru Tkachev A.V. — D. Med. Sc., Professor, Head of Internal Diseases Propaedeutics Department, tel. (863) 250-41-74, e-mail: tkachev@aaanet.ru The article presents data on expression of matrix metalloproteinase-9 […]