Scientists say they’ve found an efficient way to make red blood cells from human embryonic stem cells, a possible step toward making transfusion supplies in the laboratory.

Harvard scientists say they have created stems cells for 10 genetic disorders, which will allow researchers to watch the diseases develop in a lab dish.

Harvard scientists say they have used a new technique to create stems cells for 10 genetic diseases, a step they hope will speed up efforts to find new treatments.

Supporters of a ballot measure that would loosen Michigan’s restrictions on embryonic stem cell research took a big step toward placing it on the November ballot.The Stem Cell Research Ballot Question Committee said Monday it turned in more than 570,000...

A new nonprofit institution plans to build a $115 million stem cell research facility in San Diego that would open by 2010.Although funding still is being lined up, the San Diego Consortium for Regenerative Medicine proposes constructing a...

The U.S. Patent and Trademark Office has upheld a second and a third University of Wisconsin-Madison patent covering embryonic stem cell research at the school.In rulings made public Tuesday, Federal examiners confirmed two patents for scientist James...

Brazil’s Supreme Court postponed a decision on whether to permit embryonic stem cell research in Latin America’s largest country after one justice asked Wednesday for more time to study the matter.The court had been scheduled to rule on a 2005 petition...

Brazilian church officials urged the Supreme Court on Friday to reject embryonic stem cell research in the world’s largest Roman Catholic country, a week before the justices rule on banning such research.The case stems from a 2005 motion by...

A federal agency has upheld a patent that covers embryonic stem cell research, rejecting a challenge from critics who say the patents are hindering research.An examiner with the U.S. Patent and Trademark Office ruled this week that one of three patents...