Sentences with phrase «controversial stem cell studies»

In the research world, controversial stem cell studies have been retracted from the prestigious journal Nature, in which Japanese and US scientists claimed to have reprogrammed stem cells by exposing them to acid.

Not exact matches

Several studies have used cell - surface markers — proteins found on the outer membranes of tumor cells — to identify glioblastoma stem cells; but the specific markers used have been controversial and can not reflect molecular processes going on within tumor cells.

Some recent studies have begun to question that conventional wisdom, though the idea that germline stem cells could still exist in women after birth is controversial (SN Online: 7/9/12).

When politicians want to cut funding, he notes, they focus on specific controversial studies or areas — such as climate change, stem cells or genetically modified organisms.

Controversial studies of animals containing human stem cells could be funded if they pass agency ethics review

For example, FASEB took no position this year on federal funding of human stem cell research, while ASCB lobbied intensely in favor of government backing for the controversial studies.