Finally, in January 1922, after many discouraging failed experiments, David Banting and Charles Best with the vital help of James B. Collip, successfully treated a boy's diabetes with a pancreatic extract.

1922 年 1 月，在经过了多次令人沮丧的失败之后，David Banting 和Charles Best，在 James B. Collip 的鼎力协助下，最终通过一种胰腺提取物成功地治疗了一名患儿的糖尿病。