前言：微量元素在人体生长、卫生和保健中起重要作用。另一方面，代谢中微量成份异常参与人类疾病的病理过程。然而，众所周知，微量成分改变是心脏病患者死亡率增加的重要因素。起初，人们对硒生物学意义的兴趣仅限于它对动物的毒性作用。硒在胃肠道中被吸收程度，在体内... Foreword: Trace elements play an important role in human growth, hygiene and health care. On the other hand, the trace elements in metabolism are abnormally involved in the pathological process of human diseases. However, it is well-known that trace component changes are an important factor in the increased mortality of heart patients. At first, people’s interest in the biological significance of selenium was limited to its toxic effects on animals. Selenium is absorbed in the gastrointestinal tract, in the body ...