ACTION OF HYDROGEN SULFIDE RELEASING 2-MERCAPTOACRYLIC ACID-BASED DERIVATIVE ON NITRIC OXIDE METABOLISM AND OXIDATIVE STRESS IN SMALL INTESTINE OF RATS WITH MEDICATION-INDUCED ENTEROPATHY Journal title: Праці Наукового товариства ім. Шевченка Authors: I. Fomenko, Yu. Sklyarova, N. Denysenko, R. Lesyk Subject(s):