The journal is a peer-reviewed publication of the American Chemical Society, the world's largest scientific society.
Green tea is a very popular beverage in Japan and throughout many parts of the world.
All of the subjects avoided tea and tea-related beverages for 12 hours prior to the testing. Blood samples were taken one hour before and after the catechin ingestion. Plasma lipoprotein oxidation is generally recognized to be an important step in the formation of atherosclerotic plaques and subsequent cardiovascular disease, so lowered PC-OOH levels suggest a lowered risk of cardiovascular disease. Miyazawa said two methodologies previously tested by his group allowed for a highly sensitive as well as a highly selective way to determine both plasma catechin and lipid peroxide levels, and that the findings certainly merit further consideration and study, given the worldwide prevalence of cardiovascular disease. Its main offices are in Washington, D.C., and Columbus, Ohio.