Page 4 - Grasshopper Mouse News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Up, and they could run for longer time period, closer to what younger mice can do. >> reporter: the protein also lead to changes in the mice's brains, the colored areas show the formation of new blood vessels in the brain of an older mouse, increasing the amount of blood flow to more closely resemble the brain of a younger mouse. lee ruben led the brain research. >> this suggests it will be possible under certain conditions to improve cognition in people with senile dementia or alzheimer's. >> reporter: researchers say they will need to examine that possibility more closely. tests on humans co...

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Age-related tests. but be warned, libya c -- elizan says there could be side effects. they're calling it the vampire therapy. >> reporter: the studies out of harvard and stanford are fascinating. in one of them, they actually sewed together an older mouse with a younger mouse so they shared blood. guess what ended up happening -- the older mouse got stronger it. had a better memory as they could see when they ran it through mazes. the mouse could spend more time on the treadmill. they're not sure where the young blood helped out the older mice but think it might be a protein called gdf-11. it ...

And aging are mechanistically distinct. and i think that's quite important. >> reporter: the researchers found the amount of the protein called r.b.a.p.-48 declines with age in human and mice brains. then they disexexperiments in mice to see about blocking the protein. >> mice have a hippocampus that's similar to ours. it's quite remarkable. it's humbling. >> reporter: when the proteins in the brain of healthy young mice was blocked the animal started having memory loss. when the protein was reactivated their memory returned to normal. in another experiment, levels of the protein in the brains...