Sentences with phrase «embryonic cells rather»
The proteins in them are characteristic of fetal and embryonic cells rather than of mature erythrocytes, and the authors take care to call them «erythroid cells» rather than true erythrocytes.
http://discovermagazine.com/ Not exact matches
Rather, embryonic stem cells have already undergone epigenetic restriction and can not produce an organized body with all of its required parts.
Using iPS cells rather than embryonic stem cells as a starting point also avoids the ethical concerns some people have with using embryonic stem cells.
They used a technique pioneered at Smith's lab that uses cultures of various inhibitory proteins to keep embryonic stem cells continually renewing themselves rather than differentiating into other cells.
Earlier this year, scientists at University of California, Los Angeles, and Advanced Cell Technology of Marlborough, Massachusetts, reported in The Lancet about the safe and successful use of RPE cells derived from human embryonic stem cells, rather than iPS cells, to treat a different type of AMD in a limited number of human patients.
The discovery, by scientists at Kyoto University and the University of Wisconsin - Madison, seemed to promise a way out of the bitter debates over embryonic - stem - cell research: rather than using human embryos as a source of stem cells, produce them from adult cells.
Embryonic stem cells derived from human blastocysts have the key advantage of pluripotency, meaning that they form nearly all cell types but also have the disadvantage of forming tumors in vivo, which may limit clinical application to tissue engineering rather than cell transplantation.
However welcome the recent announcement that a team of scientists based at Newcastle University, has grown a section of human liver using stem cells from umbilical cords, rather than from the more controversial source of embryonic stem cells, and whatever the eventual promise or potential of harvesting organs for transplantation from genetically modified pigs, the benefits of either of these two pioneering techniques to currently dying / suffering patients, remain both elusive and distant.