Sentences with phrase «embryonic cells like»

Not exact matches

Two new papers have just been published documenting further advances with induced pluripotent stem cells --- stem cells that are «embryonic - like» but that are not derived from embryos.

For most in the scientific community, the debate was never truly about whether adult stem cells or embryonic stem cells would be the most useful therapeutically or whether we could obtain embryonic - like stem cells without destroying embryos.

Well it seems like Ivan can relax, Michael Peroski has just solved all of our problems: Proceeding from ideology - driven inquiry entails starting from an answer: «Research on human embryonic stem cell should be forbidden because embryos are equivalent to human lives» and working....

The ultimate goal of our laboratory is to generate ES - like cells directly from somatic cells by nuclear reprogramming... which converts adult cells back into embryonic state.

Example in point: Opposition to embryonic stem cell / human cloning research: It isn't anti science to oppose treating nascent human life like a corn crop or manufacturing embryos, anymore than it is anti science than the Animal Welfare Act the proscribes what can and can't be done in scientific research with some mammals.

(In many ways it is worse than when John Edwards said in 2004 that if people voted for John Kerry, people like Christopher Reeve would get out of their wheelchairs and walk from embryonic stem cell therapies.)

Passing through a stem cell stage resets the developmental clock to an embryonic - like state, wiping out the age - associated effects of the disorder.

To turn one cell into another you usually need to first rewind them into embryonic - like stem cells.

Now, a collaborative team of scientists at Washington University in St. Louis has developed a new process to generate NP - like cells from hiPSCs, one that truly goes back to the beginning and mimics the process of embryonic development.

Further ahead, he is looking to an emerging technology known as induced pluripotent stem cells (iPSCs), in which adult cells are reprogrammed to be like embryonic stem cells so they can transform into any type of cell.

Embryonic - like stem cells have been isolated from breast milk in large numbers.

Stephen Minger, director of the Stem Cell Biology Laboratory at King's College London, UK, says he is «intrigued» by the claims but would like to see more proof of the cells» embryonic character.

«Perhaps there are some mammary gland stem cells that can be coaxed to have a slightly broader potential than normal, but I very much doubt that embryonic - like cells normally exist in the breast,» says Robin Lovell - Badge of the National Institute for Medical Research in London.

Stem cells from breast milk can grow into many other kinds of human tissue, raising hopes of an ethical source of embryonic - like stem cells

In 2006, Japanese scientists figured out how to reprogram specialized cells, such as those in skin, so that they act like embryonic stem cells.

Embryonic - like stem cells have previously been discovered in amniotic fluid and in the umbilical cord, but this is the first time they have been discovered in an adult.

The act of reprogramming cells to make them as capable as ones from embryos apparently can result in aberrant cells that age and die abnormally, suggesting there is a long way to go to prove such cells are really like embryonic stem cells and can find use in therapies.

The newly discovered human cells, named «cord - blood - derived embryonic - like stem cells» or CBEs, are not quite as primitive as embryonic stem cells, which can give rise to any tissue type of the body.

In the latest study, the researchers hypothesize that the downregulation of these three genes reprograms the cells so that they return to an embryonic - like state, in which they have the potential to give rise to a number of different cell types.

If you put embryonic stem cells on a substrate like Jell - O — mechanically similar to brain tissue — they turn into neurons.

«Then, when you begin refeeding the mice, you see these embryonic - like cells begin to give rise to beta cells.»

Induced pluripotent stem cells (iPSCs)-- adult cells reprogrammed back to an embryonic stem cell - like state — may better model the genetic contributions to each patient's particular disease.

Now research describing a simple way of producing embryonic - like stem cells is being investigated over «inconsistencies».

The stem cells, derived from human umbilical cord - blood and coaxed into an embryonic - like state, were grown without the conventional use of viruses, which can mutate genes and initiate cancers, according to the scientists.

But to convert adult cells into embryonic - like cells means genetic reprogramming, for example with a virus, and the reprogrammed cells do not yet match embryonic stem cells.

«Although we can now induce embryonic stem cells to become heart cells, getting them to mature to an adult - like state remains a significant challenge,» said Hannele Ruohola - Baker, University of Washington professor of biochemistry and senior author of the paper.

A molecular switch that seems to be essential for embryonic heart cells to grow into more mature, adult - like heart cells has been discovered.

Like a Texan who keeps his drawl after moving to California, adult cells reprogrammed to resemble embryonic cells retain some signatures of the tissue from which they came.

One answer is that this is God's will, and that's fine, but then that gets you into this really complicated business of, is it not then God's will to have a person like me wanting to work on human embryonic stem cells?»

In this way they act like embryonic stem cells and share their revolutionary therapeutic potential — and as such, they could eliminate the need for using and then destroying human embryos.

Organlike tissue bits can be generated from pluripotent stem cells that are either plucked from embryos or created by taking a person's adult skin or blood cells and chemically inducing them to revert to an embryonic - like state.

Given these facts, I do not understand why we should prefer an ethically and scientifically doubtful method like embryonic stem cell research.

«Even if we can make other cells to look like embryonic stem cells, ES cells allow you to investigate unique aspects of human embryonic development.»

Because biologists like Daley are convinced that embryonic stem cells — the most generic, versatile type — may not only lead to dramatically different new treatments but can also uniquely illuminate the origins of disease in a way adult stem cells never will.

«Use of induced pluripotent stem cell (iPSC) technology» — which involves taking skin cells from patients and reprogramming them into embryonic - like stem cells capable of turning into other specific cell types relevant for studying a particular disease — «makes it possible to model dementias that affect people later in life,» says senior study author Catherine Verfaillie of KU Leuven.

In June Italian scientists announced the first human embryonic stem cells derived from parthenotes — embryo - like structures formed when an egg starts to divide on its own, with no sperm involved.

The ongoing challenge is creating IPS cells that function as much like embryonic stem cells as possible.

How did you feel when you realised you had made human embryonic - like cells from skin cells?

Now it turns out that IPS cells — just like embryonic stem cells — are fraught with problems of their own.

44 Stem Cells Reverse Parkinson's in Rats Embryonic stem cells helped rats suffering from Parkinson's - like symptoCells Reverse Parkinson's in Rats Embryonic stem cells helped rats suffering from Parkinson's - like symptocells helped rats suffering from Parkinson's - like symptoms...

And so they have long sought haploid embryonic stem cells, which can become any kind of tissue but contain just one set of genes, like a sperm or egg.

Instead the team is working with induced pluripotent stem cells, cells that have been reprogrammed to behave like embryonic stem cells, but can be made from a small sample of the intended recipient's own skin.

Scientists use OCT4 protein to reprogram adult cells into embryonic - like cells, an indication that it is involved in early development (SN: 11/24/07, p. 323).

The stem cells produced through this therapeutic cloning would, like other embryonic stem cells, be capable of developing into many cell types and serve as a repair system for whatever part of the body required replenishment at the time.

One week after a breakthrough finding, scientists report they can reprogram human skin cells to behave like embryonic stem cells without a growth factor known to cause cancer

Like embryonic stem cells, iPSC can be differentiated toward any cell type in the body, but they do not require the use of embryos.

A new study in Nature Genetics identifies a specific population of pluripotent embryonic stem cells that can reprogram to totipotent - like cells in culture.

IPSC's are derived from the donated skin or blood cells of adults and, with the reactivation of four genes, are reprogrammed back to an embryonic stem cell - like state.

iPSCs are cells that have been genetically reprogrammed to an embryonic stem - cell - like state, meaning that they can differentiate into virtually any of the body's different cell types.

They then exposed these cells to certain growth factors in - vitro to cause them to turn into liver - like cells, in a process that mimics embryonic development.