Elixir of youth lurks in blood of conjoined mice

日期:2019-03-01 08:17:02 作者:折酥 阅读:

By Andy Coghlan AN UNUSUAL experiment in which the blood supplies of old and young mice were bound together as if they were conjoined twins has boosted hopes of one day giving new life to old bodies. A team led by Amy Wagers of the Harvard Stem Cell Institute in Boston, Massachusetts, discovered that the blood of the young animals seemed to rejuvenate ageing blood stem cells in the bone marrows of the older mice. It also revitalised so-called “niche” cells in the bone marrow, which nourish,