News tagged with macrophage cells
Scientists find the 'master switch' for key immune cells in inflammatory diseases
(PhysOrg.com) -- Scientists have identified a protein that acts as a "master switch" in certain white blood cells, determining whether they promote or inhibit inflammation. The study, published in the journal ...
Medicine & Health / Medical research
Jan 16, 2011 |
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New study overturns orthodoxy on how macrophages kill bacteria
For decades, microbiologists assumed that macrophages, immune cells that can engulf and poison bacteria and other pathogens, killed microbes by damaging their DNA. A new study from the University of Illinois ...
Apr 27, 2009 |
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Researchers discover origin of immune cells in the brain
Mount Sinai researchers have discovered that microglia, the immune cells that reside in the brain, have a unique origin and are formed shortly after conception. It was previously thought that microglia originated at the ...
Medicine & Health / Medical research
Oct 22, 2010 |
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Research shows why low vitamin D raises heart disease risks in diabetics
Low levels of vitamin D are known to nearly double the risk of cardiovascular disease in patients with diabetes, and researchers at Washington University School of Medicine in St. Louis now think they know ...
Medicine & Health / Diseases, Conditions, Syndromes
Aug 22, 2009 |
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Pigeons' navigation skill not down to iron-rich beak cells: study
The theory that pigeons' famous skill at navigation is down to iron-rich nerve cells in their beaks has been disproved by a new study published in Nature.
Apr 11, 2012 |
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Inhibiting fatty acids in immune cells decreases atherosclerosis risk
Scientists at Washington University School of Medicine in St. Louis have found a way to significantly reduce atherosclerosis in mice that does not involve lowering cholesterol levels or eliminating other obesity-related ...
Jul 23, 2010 |
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Scientists discover clues to inflammatory disease
Immune system cells called macrophages spring into action to surround and destroy threats such as viruses or cancer cells. But sometimes the would-be protective response leads to persistent inflammation, which, in turn, can ...
Medicine & Health / HIV & AIDS
Jul 14, 2010 |
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Carbon black nanoparticles can cause cell death
Researchers from the University of Iowa Roy J. and Lucille A. Carver College of Medicine have found that inhaled carbon black nanoparticles create a double source of inflammation in the lungs.
Nanotechnology / Bio & Medicine
May 18, 2011 |
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Bone marrow can harbor HIV-infected cells (w/ Video)
University of Michigan scientists have identified a new reservoir for hidden HIV-infected cells that can serve as a factory for new infections. The findings, which appear online March 7 in Nature Medicine, indicate a new ...
Medicine & Health / HIV & AIDS
Mar 07, 2010 |
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Iowa State University researcher uncovers potential key to curing tuberculosis
Researchers at Iowa State University have identified an enzyme that helps make tuberculosis resistant to a human's natural defense system. Researchers have also found a method to possibly neutralize that enzyme, ...
Oct 01, 2009 |
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Cholesterol's link to heart disease gets clearer -- and more complicated
By considering molecular-level events on a broader scale, researchers now have a clearer, if more complicated, picture of how one class of immune cells goes wrong when loaded with cholesterol. The findings reported in the ...
Medicine & Health / Medical research
Feb 02, 2010 |
4.3 / 5 (4) |
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The indefinite self-renewal of specialized cells without the need for stem cell intermediates
(PhysOrg.com) -- Is the indefinite expansion of adult cells possible without recourse to stem cell intermediates? The team led by Michael Sieweke at the Centre d'immunologie de Marseille Luminy, France has ...
Nov 16, 2009 |
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Cholesterol's other way out
Many of us are simply overloaded with cholesterol, and now a report in the July issue of Cell Metabolism brings what might be good news: There is more than one way to get rid of that cholesterol, which can otherwise lead t ...
Medicine & Health / Medical research
Jul 07, 2010 |
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The remarkable effects of fat loss on the immune system
Australian scientists have shown for the first time that even modest weight loss reverses many of the damaging changes often seen in the immune cells of obese people, particularly those with Type 2 diabetes.
Medicine & Health / Medical research
Apr 20, 2010 |
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Study shows benefits of hormone found in fat tissue
It's called the obesity paradox. Although obese people are more apt to suffer from inflammatory diseases, such as diabetes, heart disease, and stroke, they are also more likely to survive a major attack caused by one of those ...
Medicine & Health / Medical research
Feb 26, 2009 |
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