News tagged with stem
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 |
4.5 / 5 (4) |
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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 |
3 / 5 (3) |
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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 |
3 / 5 (1) |
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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 |
5 / 5 (1) |
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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 |
5 / 5 (3) |
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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 ...
Disgraced cloning expert convicted in South Korea (Update)
Oct 26, 2009 |
5 / 5 (3) |
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(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
Oct 22, 2009 |
5 / 5 (3) |
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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
Oct 22, 2009 |
4 / 5 (1) |
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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.
Experimental treatments restore partial vision to blind people
Medicine & Health / Neuroscience
Oct 20, 2009 |
5 / 5 (1) |
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Two experimental treatments, a retinal prosthesis and fetal tissue transplant, restored some vision to people with blinding eye diseases. The findings, presented at Neuroscience 2009, the annual meeting of the Society for ...
Growing Cartilage from Stem Cells
Oct 20, 2009 |
2 / 5 (1) |
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(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 ...
