News tagged with macrophage cells
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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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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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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Call of the riled: Stress signal in cancer cells triggers similar response in other cells, aiding tumor growth
Researchers at the University of California, San Diego School of Medicine say a "stress response" mechanism used by normal cells to cope with harsh or demanding conditions is exploited by cancer cells, which ...
Apr 04, 2011 |
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Breast cancer cells outsmart the immune system and thrive
Scientists discovered a new way breast cancer cells dodge the immune system and promote tumor growth, providing a fresh treatment target in the fight against the disease. While comparable mechanisms to avoid the immune system ...
Feb 01, 2011 |
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Molecular interactions hold key to how nanoparticles behave in cells
Nanoparticles show promise in solving a host of problems, from pinpointing medical diagnoses to developing alternative forms of energy and creating more durable materials. But scientists have yet to determine ...
Nanotechnology / Bio & Medicine
Nov 12, 2010 |
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Cancer drug linked to quantum dots increases drug uptake, reduces inflammation
Researchers at the University at Buffalo have developed a novel technology using quantum dots that is expected to have major implications for research and treatment of tuberculosis, as well as other inflammatory ...
Nanotechnology / Bio & Medicine
Nov 01, 2010 |
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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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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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Low Oxygen Recruits Inflammatory Cells to Tumors, Stimulating Growth
(PhysOrg.com) -- The inner regions of tumors have a low-oxygen content and often contain inflammatory cells called macrophages, which researchers suspect promote tumor growth. Now, University of Pennsylvania School of Medicine ...
Apr 21, 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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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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Scientists discover how protein trips up germs (w/ Video)
If bad bacteria lurk in your system, chances are they will bump into the immune system's protective cells whose job is gobbling germs. The catch is that these do-gooders, known as macrophages, ingest and destroy only those ...
Medicine & Health / Medical research
Feb 17, 2010 |
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Researchers Discover How Virulent Bacteria Sabotage Immune Response Against It
Researchers at National Jewish Health have discovered how the virulent food-borne bacteria Listeria monocytogenes induces infected immune cells to sabotage their own defensive response. The studies offer insight into host-pathogen ...
Medicine & Health / Medical research
Feb 02, 2010 |
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