•  The Latvian Association of Gastroenterologists.
“It has been proven that the composition of “Marina” water contributes to the transfer of immunoglobulins from the cell-bound state into free state and removes them from the body. It was discovered that “Marina” water positively influences the protein, carbohydrate, mineral exchange, the activity of ferments in healthy persons”.

•  The Ministry of Public Health of the Republic of Latvia .
“No side effects from consuming unlimited quantities of “Marina” water have been observed. It may be used in conjunction with other medicines”.

•  The Clinic of Internal Diseases of the Latvian Medical Academy .
“Experimental and clinical investigations have demonstrated the effectiveness of “Marina” water in the treatment of dyskinesias of the gallbladder, problems with the filtering of the kidneys, cardiovascular diseases, diabetes mellitus (to be treated using insulin)”.

•  Scientific Problem Cardiological Centre, St. Petersburg, Russia.
“It is feasible to recommend „Marina” water for single-time and systematic use due to its positive effect in connection with cardiovascular, urinary and gastroenteric diseases”.

•  Research Institute of Human Ecology and Environmental Hygiene named after A.N. Sysin, Moscow, Russia.
“Marina” is recommended for comprehensive therapy and prophylaxis of gastroenteric, cardiovascular diseases, to treat immune and metabolic diseases”.

Publications:

•  Ponomarenko E., Lazovskis I., Pletneva T., Mastova M. Investigation of Na+K+ pump disfunction in erythrocytes of patients with glomerulonephritis and kidney inadequacy.Ter Arkh 1991; 63:105-109 (In Russian)

•  Ponomarenko E., Maslova.M.. Gurenovich T., Silonova G., Shubnikova N , Kalvinsh I. Studies of the efficacy of the "agent for increase in the activity of Na,K-ATPase" for normalization of some biochemical parameters in patients with hepatitis B virus. In: Falk Symposium N.92 New Trends in hepatology. St.Peterburg, 1996:192

•  Ponomarenko E., Orlikovs G., Maslova.M., Seieznev I., Pokrotnieks I., Farbtuh T., Kalvinsh I.
Na,K-ATPase functional activity in blood erythrocytes in various chronic diseases and after ionizing radiation effect, in: Cyrkunova V.M.,.ed. Proceedings of the Third Belarus Simposium of Hepatologist on current problem in Hepatology. Grodno : Belarus Centre of Medicinal Information, 1998:44-5.

•  Ponomarenko E., Danilans A., Seleznevs I. , Pokrotnieks I. The influence of immunoglobulins on functional activity of Na.K-ATPase and investigation if sanative - prophylactic water "Marina" in treatment of hepatite B and C infections and alcohol intoxication. In: Bel.Symposium N4 Current Problems of Hepatoiogy. Grodno. Belarus Centre of Medicinal Information , 2000:114.

•  Ponomarenko E., Pletneva T., Kalvins I. Modulations of Na.K-ATPase activity by immunoglobulins–I. Effects of IgM on the Na, K-ATPase activity in glomerulonephritis Chin.Med.J.(TAIPEI) 2001;64:493-500.

•  Ponomarenko E., Maslova M., Orlikov G., Seleznevs I. , Pokrotnieks I., Danilans A., Reinholds E., Farbtuha T., Kalvins I. Modulation of Na,K-ATPase activity by immunoglobulins -II. Na,K-ATPase activity in erythrocytes from Patients with various chronic disturbances. Chin.Med. J. (Taipei) 2001;64:563-567.

•  Ponomarenko E., Pokrotnieks I., Jirgensons I., Seieznevs I., Danilans A., Shubnikova N.. Kalvins I. Modulation of Na,K-ATPase activity by immunoglobulins -III . Influence of ATPase activity regulating agent “Marina” of Na,K-ATPase activity in patiens with varions cronic disturbances.Chin.Med.J. (Taipei) 2001;64:617-620.

•  Pomorenko E. water “Marina” In:J.Hastroenterogist problems N9 Riga, 2003:16-17(in Latvian).