发现leptin的宣告对生物学家来说是一特大新闻，特别是在弗瑞德曼实施此法处理肥鼠，并看到在短短两周内使肥鼠体重迅速降低30%之后更是如此。

• The announcement of leptin's discovery was big news to biologists, particularly after Friedman administered it to the obese mice and saw their weight drop by a dramatic 30%25 within as little as two weeks.