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Stem cell hype

I figured all the Geron hype would be about raising the price of their stock, and maybe pressuring the California legislature about letting them buy eggs from poor third world women instead of relying on "donated left ov…
Making a beating heart

January 14th, 2008 by Nancy Reyes The latest news is that scientist have made a beating heart. It’s going to take awhile, but what was done is that they took a heart and destroyed all the cells of the heart…
Reprogramming blood: will Sickle cell disease respond to stem cells?

When I was growing up, an old man used to visit his nephew, a policeman who lived next door to us. The old gentleman was quiet and shy, and would nod but not talk to us kids. His nephew explained that the old gentleman…
Stem cell breakthrough, and why it's important

A lot of the stem cell debate has been spun to ridicule pro life types, and to accuse Bush as hardhearted for “politicizing” science. One result of the spin has been that the very real and widespread succe…
How stem cells could revive a dying liver

One of the saddest cases I ever treated was a two year old baby brought to the clinic on a late Friday afternoon, with a history of throwing up for two days. Not usually a problem, since gastroenteritis is a common pr…
Stem cells research will increase risky "egg" buying trade in the third world

There is a lot of hype out there about embryonic stem cells, true and false. Much of the negative hype is from “pro lifers” who point out (correctly) that most of the actual stem cell therapies so far have come from a…
Will a blood pressure medicine prevent Parkinson's disease

The news this morning is that studies suggest ISRADIPINE, a medicine mainly used to lower blood pressure, might prevent or even reverse cell changes that lead to Parkinson’s disease. “Parkinson’s occurs when dopamin…
Scientist finds how to switch adult stem cells to embryonic version

Today's Nature has an article about how a scientist has turned a rat fibroblast into an "embryonic" type cell; this would mean that a doctor could take your own cells and turn them into an embryonic type cell to repair o…
Heart valves from Adult stem cells

British scientists have managed to grow new heart valves by taking stem cells from adult bone marrow, coaxing them to turn into heart valve cells, and then growing them into heart valves. The experimental valves were pla…