translation.en: So this is what we did. We implanted electrodes in the fornix of patients with Alzheimer's disease, we turned it on, and we looked at what happens to glucose use in the brain.
translation.zh: 我们把电极植入穹窿 以激活老年痴呆症患者的这一区域， 并观察大脑利用葡萄糖的情况。