Individual cells of the pancreas are capable of - of a healthy pancreas are capable of both sensing glucose and secreting insulin.

每一个健康胰腺细胞,都可以感知血液中葡萄糖浓度,并分泌胰岛素

耶鲁公开课 - 生物医学工程探索课程节选

Now, we're not thinking about total antibody concentration because you already have a lot of antibodies circulating within your blood and in your fluids.

现在,我们先不考虑抗体总浓度,因为你的体内已存在许多抗体,在血液以及体液中循环

耶鲁公开课 - 生物医学工程探索课程节选