Recent Examples of parabiosis from the Web
The Science: Researchers conjoined the circulatory systems of young and old mice, a process called parabiosis.
Three years ago, neuroscientist Tony Wyss-Coray’s lab at Stanford University in Palo Alto, California, found that injections of the plasma portion of blood from young mice could achieve the same antiaging effects as parabiosis in old mice.
Amy Wagers, a professor of stem-cell and regenerative biology at the Harvard Stem Cell Institute, was the first to discover in 2013 that parabiosis, fusing two individuals anatomically, could improve muscle, heart, and lung function in mice.
Rando’s work in parabiosis seemed to hinge on a similar process: making stem cells revert to a more youthful stage.
After that paper, Rando turned back to parabiosis, and Chang began work on a cream to make skin look decades younger.
I will be haunted by Guyenet’s description of parabiosis, a surgical technique.
Some aspects of aging, one 2013 study found, could be reversed when older mice get blood from younger ones, but other researchers haven’t been able to replicate these results, and the benefits of parabiosis in humans remains unclear.
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