Since the cloning of the ob gene, a lot of research has been made concerning the working mechanism and biological effect of its expressive product - leptin. A great many data about leptin＇ s biological effect have been acquired to prove that leptin＇ s adjustment metabolism is related to many factors. Latest research shows that leptin has an important effect on baby rats＇ brain development, which means the research on leptin has entered a new stage. As a stimulating device, sport can affect the leptin level by different means. This paper disc...
