News tagged with persistent cells
E. coli persists against antibiotics through HipA-induced dormancy
Jan 15, 2009 |
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Bacteria hunker down and survive antibiotic attack when a protein flips a chemical switch that throws them into a dormant state until treatment abates, researchers at The University of Texas M. D. Anderson Cancer Center report ...
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Researchers Identify Key Molecules in Photosynthesis
1hour ago |
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(PhysOrg.com) -- Chemistry professor Harry Frank led an international group of researchers that identified the molecules in algae which direct the organisms to convert sunlight into oxygen. The findings may ...
Human Mdm2: A new molecular link to late-stage metastatic breast cancer
1hour ago |
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A large proportion of late-stage breast cancers that have spread to other parts of the body (metastatic breast cancers) are characterized by overexpression of the protein Mdm2.
High urea levels in chronic kidney failure might be toxic after all
3 hours ago |
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It is thought that the elevated levels of urea (the byproduct of protein breakdown that is excreted in the urine) in patients with end-stage kidney failure are not particularly toxic.
3 Questions: Suzanne Corkin on the world's most famous amnesic
Medicine & Health / Neuroscience
14 hours ago |
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H.M., the well-known amnesic patient whose condition helped scientists understand memory and memory impairment, died a year ago at the age of 82. H.M. (whose full name, Henry Gustav Molaison, was disclosed ...
Death-inducing proteins key to complications of bone marrow transplantation
15 hours ago |
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Treatment for a number of cancers and other medical conditions is transplantation with bone marrow from a genetically nonidentical individual (a process known as allogeneic bone marrow transplantation [allo-BMT]).
Bone Marrow Stem Cells May Prevent Chronic Lung Disease
15 hours ago |
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(PhysOrg.com) -- Researchers at Children's Hospital Boston have discovered a possible way to protect the fragile lungs of premature babies by using stem cells harvested from bone marrow. In experiments on laboratory mice, ...
South Africa to treat all HIV-positive babies
Medicine & Health / HIV & AIDS
15 hours ago |
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(AP) -- South Africa announced ambitious new plans Tuesday for earlier and expanded treatment for HIV-positive babies and pregnant women, a change that could save hundreds of thousands of lives in the nation ...
Glial cells can cross from the central to the peripheral nervous system (w/ Video)
Medicine & Health / Neuroscience
15 hours ago |
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Glial cells, which help neurons communicate with each other, can leave the central nervous system and cross into the peripheral nervous system to compensate for missing cells, according to new research in the Dec. 2 issue ...
Scientists identify possible therapy target for aggressive cancer
16 hours ago |
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UT Southwestern Medical Center researchers have found that a naturally occurring protein -- transforming growth factor beta1 (TGF-ß1) -- which normally suppresses the growth of cancer cells, causes a rebound effect after ...
CT imaging taken post avastin may predict survival in patients with metastatic colorectal cancer
16 hours ago |
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Using routine computed tomography (CT) imaging to analyze form and structural changes to colorectal liver metastasis after bevacizumab and chemotherapy may predict overall survival, according to research from The University ...
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