News tagged with embryonic stem


Placental precursor stem cells require testosterone-free environment to survive

Biology / Cell & Microbiology

created Oct 29, 2009 | popularity 3 / 5 (1) | comments 0

Trophoblast stem cells (TSCs), cells found in the layer of peripheral embryonic stem cells from which the placenta is formed, are thought to exhibit "immune privilege" that aids cell survivability and is potentially beneficial ...


Scientists turn stem cells into precursors for sperm, eggs

Biology / Cell & Microbiology

created Oct 28, 2009 | popularity 5 / 5 (3) | comments 0

Human embryonic stem cells derived from excess IVF embryos may help scientists unlock the mysteries of infertility for other couples struggling to conceive, according to new research from the Stanford University School of ...


Disgraced cloning expert convicted in SKorea (AP)

Disgraced cloning expert convicted in South Korea (Update)

Biology / Other

created Oct 26, 2009 | popularity 5 / 5 (3) | comments 0

(AP) -- A South Korean stem cell scientist once hailed as a hero for bringing hope to people with incurable diseases and creating the world's first cloned dog was convicted Monday on criminal charges related ...


Reprogramming a patient's eye cells may herald new treatments against degenerative disease

Biology / Biotechnology

created Oct 22, 2009 | popularity 5 / 5 (3) | comments 1

Scientists have overcome a key barrier to the clinical use of stem cells with a technique which transforms regular body cells into artificial stem cells without the need for introducing foreign genetic materials, which could ...


Bone formation from embryonic stem cells

Bone formation from embryonic stem cells

Medicine & Health / Research

created Oct 22, 2009 | popularity 4 / 5 (1) | comments 0

Jojanneke Jukes of the University of Twente, The Netherlands, has succeeded in growing bone tissue with the help of embryonic stem cells for the first time.


Growing Cartilage from Stem Cells

Medicine & Health / Research

created Oct 20, 2009 | popularity 2 / 5 (1) | comments 2

(PhysOrg.com) -- Damaged knee joints might one day be repaired with cartilage grown from stem cells in a laboratory, based on research by Professor Kyriacos Athanasiou, chair of the UC Davis Department of Biomedical Engineering ...


Small mechanical forces have big impact on embryonic stem cells

Chemistry / Materials Science

created Oct 18, 2009 | popularity 4 / 5 (4) | comments 0

Applying a small mechanical force to embryonic stem cells could be a new way of coaxing them into a specific direction of differentiation, researchers at the University of Illinois report. Applications for force-directed ...


A major step in making better stem cells from adult tissue

Biology / Cell & Microbiology

created Oct 18, 2009 | popularity 4.9 / 5 (10) | comments 0

A team led by scientists from The Scripps Research Institute has developed a method that dramatically improves the efficiency of creating stem cells from human adult tissue, without the use of embryonic cells. The research ...


ID3 provides career counseling for blood progenitors, driving the creation of gamma-delta T cells

Medicine & Health / Research

created Oct 15, 2009 | popularity not rated yet | comments 0

Like an unusually forceful career counselor, the Id3 protein decides the fate of a given white blood cell precursor, according to researchers at Fox Chase Cancer Center. Their findings, published today in the journal Immunity, de ...


What drives our genes? Researchers map the first complete human epigenome

Medicine & Health / Genetics

created Oct 14, 2009 | popularity 4.8 / 5 (14) | comments 0

Although the human genome sequence faithfully lists (almost) every single DNA base of the roughly 3 billion bases that make up a human genome, it doesn't tell biologists much about how its function is regulated. Now, researchers ...


New strategy for mending broken hearts?

New strategy for mending broken hearts?

Medicine & Health / Research

created Oct 11, 2009 | popularity 3.5 / 5 (4) | comments 0

(PhysOrg.com) -- By mimicking the way embryonic stem cells develop into heart muscle in a lab, Duke University bioengineers believe they have taken an important first step toward growing a living "heart patch" ...


Liver cells grown from patients' skin cells

Liver cells grown from patients' skin cells

Medicine & Health / Research

created Oct 08, 2009 | popularity not rated yet | comments 0

Scientists at The Medical College of Wisconsin in Milwaukee have successfully produced liver cells from patients' skin cells opening the possibility of treating a wide range of diseases that affect liver function. ...


Stem cells which 'fool immune system' may provide vaccination for cancer

Medicine & Health / Cancer

created Oct 08, 2009 | popularity 4.5 / 5 (2) | comments 0

Scientists from the United States and China have revealed the potential for human stem cells to provide a vaccination against colon cancer, reports a study published in Stem Cells.


Major improvements made in engineering heart repair patches from stem cells

Major improvements made in engineering heart repair patches from stem cells (w/ Video)

Medicine & Health / Research

created Oct 07, 2009 | popularity 3.5 / 5 (2) | comments 1

University of Washington (UW) researchers have succeeded in engineering human tissue patches free of some problems that have stymied stem-cell repair for damaged hearts.


astronaut

Micro-gravity a health hazard for astronauts: research

Space & Earth / Space Exploration

created Oct 02, 2009 | popularity 4 / 5 (2) | comments 0

(PhysOrg.com) -- UNSW researchers may have pinpointed the cause of muscle wasting and bone-density loss experienced by astronauts who fly lengthy missions under the weightless conditions of space.