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Can transfusions of “young blood” make old people healthier? That’s the hope of a few startup companies and some wish-to-live-forever billionaires who think transfusions from youngsters might delay aging.

But scientists in California who invented a gadget to test the question say instead it’s the harmful toxins in old people’s blood that seem to be the problem.

A research team led by Irina Conboy at the University of California, Berkeley, developed a pump to continuously move blood between two mice. One was young, the equivalent of a human 20-year-old, while the other was the mouse equivalent of an 80-year-old.

Over 24 hours, the two animals’ blood was completely intermixed.

… Read More

Image: By Tannim101 – Photograph, iPhone, taken by me Tom MallinsonPreviously published: posted on Facebook, https://fbcdn-sphotos-e-a.akamaihd.net/hphotos-ak-xaf1/v/t1.0-9/10696303_723376902587_3432545046952318632_n.jpg?oh=fb1c59a608e038036eda624b5eed90aa&oe=550C24F2&__gda__=1423312045_00c0cc9b101a860fe58a8047150d448e, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=37060094

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MIT Technology Review

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