Background Low-density lipoprotein(LDL)receptor is normally regulated via a feedback system that is dependent on intracellular cholesterol levels.We have demons
Background Over 70% of the total tissue weight in the cartilage matrix consists of water,and the early-stage osteoarthritic cartilage is characterized by swelli
Background Although severe acute respiratory syndrome(SARS)has been controlled,the subsequently emerging sporadic cases in 2004 emphasize the necessity of devel