News tagged with stem
UK starts study on using human DNA in animals
11 hours ago |
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(AP) -- British scientists begin a new study on Tuesday to consider how human DNA is used in animal experiments and to determine what the boundaries of such controversial science might be.
Stem cells restore cognitive abilities impaired by brain tumor treatment, study finds
13 hours ago |
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Human embryonic stem cells could help people with learning and memory deficits after radiation treatment for brain tumors, suggests a new UC Irvine study.
Scientists successfully reprogram blood cells
14 hours ago |
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Researchers have transplanted genetically modified hematopoietic stem cells into mice so that their developing red blood cells produce a critical lysosomal enzyme -preventing or reducing organ and central nervous system damage ...
Embryonic stem cell therapy restores walking ability in rats with neck injuries
17 hours ago |
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The first human embryonic stem cell treatment approved by the FDA for human testing has been shown to restore limb function in rats with neck spinal cord injuries - a finding that could expand the clinical trial to include ...
Study shows neural stem cells in mice affected by gene associated with longevity
Nov 05, 2009 |
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(PhysOrg.com) -- A gene associated with longevity in roundworms and humans has been shown to affect the function of stem cells that generate new neurons in the adult brain, according to researchers at the Stanford University ...
Nanotechnology: A risky frontier?
Nanotechnology / Nanomaterials
Nov 05, 2009 |
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Inside a cramped back room at Rushford Hypersonic, a start-up headquartered in southeastern Minnesota, sits a cube-like machine that throws a mean atomic fastball. At the push of a button, the reactor hurls atoms toward a ...
Scientists reveal how induced pluripotent stem cells differ from embryonic stem cells
Nov 05, 2009 |
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The same genes that are chemically altered during normal cell differentiation, as well as when normal cells become cancer cells, are also changed in stem cells that scientists derive from adult cells, according to new research ...
Lung tissue generated from human embryonic stem cells
Nov 05, 2009 |
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Scientists in Belgium have successfully differentiated human embryonic stem cells (hESC) into major cell types of lung epithelial tissue using a convenient air-liquid interface. The technique, published in BioMed Central's ...
Researcher studies blood vessels that feed tumors
Nov 03, 2009 |
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(PhysOrg.com) -- Federal stimulus funding helps Cornell researchers create tiny 3-D models of tumors to mimic conditions necessary for the development of vascular systems by tumors.
Immunotherapy demonstrates long-term success in treating lymphoma
Oct 30, 2009 |
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Targeted immunotherapy has been an attractive new therapeutic area for a number of cancers because it has the potential to destroy tumor cells without damaging surrounding normal tissue. New study results demonstrate high ...
Of mice and men: Stem cells and ethical uncertainties
Oct 29, 2009 |
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The recent creation of live mice from induced pluripotent stem cells (iPSCs) not only represents a remarkable scientific achievement, but also raises important issues, according to bioethicists at The Johns Hopkins University's ...
Placental precursor stem cells require testosterone-free environment to survive
Oct 29, 2009 |
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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 ...
Stem cell therapy may offer hope for acute lung injury
Oct 28, 2009 |
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Researchers at the University of Illinois at Chicago College of Medicine have shown that adult stem cells from bone marrow can prevent acute lung injury in a mouse model of the disease.
Scientists turn stem cells into precursors for sperm, eggs
Oct 28, 2009 |
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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 ...
New 'schizophrenia gene' prompts researchers to test potential drug target
Medicine & Health / Neuroscience
Oct 27, 2009 |
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Johns Hopkins scientists report having used a commercially available drug to successfully "rescue" animal brain cells that they had intentionally damaged by manipulating a newly discovered gene that links susceptibility genes ...
