Sentences with phrase «of embryonic stem cells from»

As a graduate student at Princeton University, Moshe Pritsker tried in vain to grow a culture of embryonic stem cells from instructions laid out in the methods section of a journal article.

Not exact matches

James Thomson of the University of Wisconsin and Shinya Yamanaka of Kyoto, Japan, discovered a way to produce embryonic stem cells directly from adult cells.

Not surprisingly, President Obama received high marks from the journal, largely because his response to the question of whether he would lift Bush's ban on the federal funding of new embryonic stem - cell lines is in line with the view of most in the scientific community.

The National Institutes of Health (NIH) has allowed a contract for the dissemination of embryonic stem cell lines approved for US government funding to lapse, shuttering a key stem cell bank, and doubling the price researchers pay for samples of some human embryonic stem cell (hESC) line... from $ 500 per vial of frozen cells to $ 1,000.

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....

A very significant step away from embryonic stem - cell research was taken recently when a previously forthright advocate of such research softened his stance on other ethical alternatives.

On his website he writes: «Embryonic stem (ES) cells are pluripotent stem cells derived from inner cell mass of mammalian blastocysts.

In 2005, before a Congressional hearing in the U.S., Prof. George Q. Daley of Harvard spoke forcefully and influentially about the necessity for embryonic stem - cell research to go ahead, and dismissed suggestions that one could work instead with «induced pluripotent stem cells» («iPS», i.e. stem cells reprogrammed from some cells of a living adult).

Less incredible, and perhaps only to be expected, is the news that Peter Jackson and Fran Walsh, the dynamic duo who brought The Lord of the Rings to the silver screen, have donated $ 310,000 from the movie's profits to fund human embryonic stem - cell research.

(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.)

While scientists have previously had success in 3D printing a range of human stem cell cultures developed from bone marrow or skin cells, a team from Scotland's Heriot - Watt University claims to be the first to print the more delicate, yet more flexible, human embryonic stem cells (hESCs).

From the embryonic stem cells, the researchers produced a type of tissue called retinal pigment epithelium (RPE).

The researchers detected this SMN long noncoding RNA, or lnc - RNA (pronounced «link RNA») for short, in human embryonic kidney cells, brain cell samples and neurons derived from the stem cells of healthy people and those with spinal muscular atrophy type I and II.

Da Cruz and his team grew replacement RPE cells from human embryonic stem cells on a thin plastic scaffold, before transplanting the tissue into the back of each volunteer's eye.

Trials of cells made from human embryonic stem cells are also poised to begin in people with type 1 diabetes and heart failure, the first time embryonic stem cells have been used in the treatment of major lethal diseases.

Some scientists had claimed that the lymphatic system was derived from specialized stem cells called angioblasts, whereas others had argued that it originated by the differentiation of pre-existing embryonic veins.

Faced with an often - hostile Congress, Obama enacted many of his signature policies by executive order — from reversing restrictions on research with human embryonic stem cells to helping communities prepare for climate change.

For example, a consortium of research groups called the London Project to Cure Blindness aims to test RPE transplants from embryonic stem cells in patients with macular degeneration this year.

Oliver Brüstle, director of the Institute of Reconstructive Neurobiology at the University of Bonn, Germany, who had a patent on a method for generating neurons from human embryonic stem cells rejected by the court, called the ruling «the worst possible outcome», and «a disaster for Europe».

Using a mathematical model known as the Ising model, invented to describe phase transitions in statistical physics, such as how a substance changes from liquid to gas, the Johns Hopkins researchers calculated the probability distribution of methylation along the genome in several different human cell types, including normal and cancerous colon, lung and liver cells, as well as brain, skin, blood and embryonic stem cells.

But the factor that may make the discovery very significant is that umbilical cord blood can be saved, stored and multiplied without any of the ethical dilemmas facing embryonic stem cell use, which are derived from human fetuses.

For example, animal studies have shown that neurons derived in the lab from human embryonic stem cells improve Parkinson's symptoms; however, any residual stem cells associated with those neurons could form masses of unwanted cells.

* Note from Next Wave's German editor: Current German law prohibits the production of embryonic stem cells, but has a loophole that allows their import.

Research involving the derivation and use of embryonic stem (ES) cells is permissible only where there is strong scientific merit in, and potential medical benefit from, such research.

In addition, where cells derived from embryonic stem cells are great at proliferating — a potentially critical feature if one wants to grow sufficient numbers of cells for clinical use — ones from the iPS lines were much feebler.

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

Freed expects transplants of neurons derived from embryonic stem cells to enter the clinical arena soon as well.

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.

Eighteen adults with severe eye disease who were among the first people to receive transplants created from human embryonic stem cells (hESCs) continue to have no apparent complications with the introduced cells after an average of nearly 2 years, according to the latest status report on their health.

In people with severe eye disease, transplants made from embryonic stem cells (in region of black dotted circle) appear safe, and became larger and more pigmented over time (right).

ERRORS have occurred in a type of stem cell that could be used instead of embryonic stem cells — and in tissues made from them.

The patch is made of eye cells made from human embryonic stem cells, and it has been designed for treating the «dry» form of macular degeneration, which accounts for 90 per cent of all cases, and affects 1.7 million people in the US.

That breakthrough was one of a six - year chain of discoveries that included his 2007 work demonstrating the nuclear transfer method to create embryonic stem cells from a nonhuman primate.

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.

Next, the research team will examine specifically whether these liver cells obtained from human embryonic stem cells in a dish help repair injured livers in preclinical animal models of liver disease.

Twelve people with Stargardt's macular dystrophy will be treated with retinal cells made from human embryonic stem cells (hESCs) in the hope of improving, or at least halting loss of sight.

In May 2013, Mitalipov was the first scientist in the world to demonstrate the successful use of somatic cell nuclear transfer, or SCNT, to produce human embryonic stem cells from an individual's skin cell.

During embryonic development of mice, however, the situation is different: To build up the system, all mature blood and immune cells develop much more rapidly and almost completely from stem cells.

«We can work with any embryonic stem cell line from any source and are not restricted to working with the very small number of federally approved lines as is the case for researchers in the United States,» says Minger.

Researchers already envision transplanting ready - made embryonic stem cells back into people, providing cures for a huge range of diseases, from diabetes to paralysis to Alzheimer's.

To see whether cancer stem cell renewal involves a chain of events similar to that used by embryonic stem cells, and whether the process was affected by oxygen levels, Semenza and graduate student Chuanzhao Zhang focused their studies on two human breast cancer cell lines that responded to low oxygen by ramping up production of the protein ALKBH5, which removes methyl groups from mRNAs.

The research team used mass spectrometry to compare phosphorylation of proteins from mouse embryonic stem cells with fully functioning GSK - 3 to cells in which the gene encoding GSK - 3 had been deleted.

Further investigation, says Resar, showed that these unusual properties arise from the ability of HMGA1 to turn on several genes involved in the Wnt pathway, a network of proteins necessary for embryonic development and stem cell activity.

Of course, such embryonic stem cells are not available in adult patients, so being able to create them from regular cells is an important step.

The paper doesn't include any genetic analysis of the final eggs that confirms they are healthy, notes Mitinori Saitou, a stem cell biologist at Kyoto University in Japan whose team developed methods to create mouse egg cells from embryonic or reprogrammed stem cells.

The success is thanks to neurons cultivated from embryonic stem cells and the right «cocktail» of ingredients to guide cell development.

For the purpose of additional experiments, the researchers generated myocardial cells from embryonic stem cells and human skin cells, in collaboration with the lab headed by Prof Dr Jürgen Hescheler at the University of Cologne.

Newcastle University and the NorthEast England Stem Cell Institute are aware that the research paper «Derivation of Human Sperm from Embryonic Stem Cells» by a group led by Professor Karim Nayernia has been withdrawn from the academic journal Stem Cells and Development.

At the University of Washington, Hannele Ruohola - Baker, professor of biochemistry and associate director of the Institute for Stem Cell and Regenerative Medicine, Julie Mathieu, acting instructor and Henrik Sperber, graduate student, withdraw embryonic stem cell lines from liquid nitrogen storStem Cell and Regenerative Medicine, Julie Mathieu, acting instructor and Henrik Sperber, graduate student, withdraw embryonic stem cell lines from liquid nitrogen storCell and Regenerative Medicine, Julie Mathieu, acting instructor and Henrik Sperber, graduate student, withdraw embryonic stem cell lines from liquid nitrogen storstem cell lines from liquid nitrogen storcell lines from liquid nitrogen storage.

On the other hand, the problem is, you know, with embryonic stem cells, they haven't been able to get stem cell lines from livestock animals that can proliferate in that way, without just sort of veering up in their own direction and turning into, instead of muscle, turning into brain tissue or bone tissue or something else.