建设硒学桥梁,助力中国硒学走向世界(英文)

<正>Selenium(Se)was discovered by Swedish chemist Jacob Berzelius(1779-1848)on 1817 and has become one of the most influential natural-occurring trace elements for humans,animals,and even plaints.Till now,it is recognized that two Se-containing amino acids-selenomethionine(SeMet)and selenocysteine(SeCys)are involved in the regulation of two important enzymes families-glutathione peroxidases and thioredoxin reductases.These enzymes play important roles in human physiology,especially in protection from oxidative damage and regulation of intracellular redox state and thyroid hormone metabolism.However,low