Sentences with phrase «existing stem cell lines»

Organized by the South Dakotans for Lifesaving Cures, the petition drive comes eight months after President Barack Obama overturned a 2001 order by then - President George W. Bush that barred the National Institutes of Health from funding embryonic stem cell research beyond the existing stem cell lines.

In September Harvard University scientists reported using existing stem cell lines — not eggs — to create more stem cells.

In yesterday's order, Lamberth wrote that they did not: «The prior [Bush Administration] guidelines, of course, allowed research only on existing stem cell lines, foreclosing additional destruction of embryos.»

Not exact matches

In August of last year, President Bush approved the use of federal funds to support research on a limited number of existing human embryonic stem cell lines.

Although he never banned this research outright, President Bush limited federal funding for research to the embryonic stem cell lines that existed before August 2001, thus drawing a line at destroying human embryos created after that date.

He ruled that work on existing embryonic stem cell lines derived outside federally funded labs did not violate a ban on the destruction of embryos.

In one promising approach, cellular reprogramming, stem cells can be generated by fusing adult skin cells with embryonic stem cells from existing cell lines.

In 2001, after President Bush limited federally funded research to 69 existing embryonic stem cell lines, Melton launched a private fund - raising crusade and developed 17 new lines that are now available to any reputable stem cell researcher.

Their research showed that primordial follicles are highly stable, and that germ - line stem cell activity can not be detected, even in response to the death of half the existing follicles.

While American stem cell researchers were celebrating the final NIH stem cell guidelines, questions remain, particularly whether the National Institutes of Health will approve existing lines in time for use with stimulus funds.

Stem cell advocates have been expressing serious worry that ethical requirements spelled out in the draft guidelines — in particular, informed consent procedures for embryo donors — will rule out the use of many existing human embryonic stem cell lines, including the 21 lines approved under the Bush AdministratStem cell advocates have been expressing serious worry that ethical requirements spelled out in the draft guidelines — in particular, informed consent procedures for embryo donors — will rule out the use of many existing human embryonic stem cell lines, including the 21 lines approved under the Bush Administratstem cell lines, including the 21 lines approved under the Bush Administration.

Importantly, researchers must still study existing embryonic stem cell lines — the gold standard — to rule out any hidden risks in the lab - made cells, he says.

Tensions have escalated since August 2001, when President George W. Bush limited publicly funded research on embryonic stem cells to already existing lines.

In August of last year, President George W. Bush announced that scientists who received public research money could use only the human embryonic stem - cell lines that already exist — a decision that dismayed many researchers.

The only stem cell research he would permit, Bush said, was research using existing embryonic lines as well as so - called adult stem cells, which occur in anyone of any age.

Last week, Roe Jung - hye announced that an internal investigation found that Hwang had deliberately falsified data in the May paper and that only two stem cell lines existed out of the 11 cited.

Such an immunological exemption could alleviate many concerns about using cells for therapy that don't exactly match the recipient's immune system - such as existing embryonic stem cell lines that are not directly derived from the recipient.

The order severely restricts embryonic stem cell research to existing lines of cells and bans federal funding for any research expansion outside his directive.

Current policy only allows federal monies to be used for research on 21 stem cell lines that existed before 2001.