Drug Could Make Aging Brains More Youthful?

You can't teach an old brain new tricks—but you can restore its ability to remember the old ones, a new study in monkeys suggests. Chemicals given to rhesus macaques blocked a brain molecule that slows the firing of the brain's nerve cells, or neurons, as we age—prompting those nerve cells to act young again. "It's our first glimpse of what's going on physiologically that's causing age-related cog

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脳の若返りが可能らしい？　But giving them guanfacine, a medication that is already approved for treating hypertension in adults, significantly speeded up the process, making it more akin to that in young animals.