Advances in research on the relationship between intestinal flora and diseases

The quantity of intestinal flora is large and diverse, its interaction with the host. The intestinal flora is closely related to the development and the recovery of many human diseases. Intestinal microorganisms affect the occurrence and development of metabolic diseases by regulating the metabolism of substances such as sugar, lipids and amino acids; intestinal flora disorders can also promote inflammatory bowel disease and certain intestinal tumors, and supplementing probiotics can contribute to treat those diseases; In addition, the intestinal flora is closely related to other system such as the neuropsychiatric system, the cardiovascular system, and the urinary system. Therefore, studying the correlation between intestinal flora and disease is of great significance for the prevention and treatment of those diseases and the maintenance of human health.