News tagged with oxygen species
Immune cells, 'macrophages' become activated by body temperature
Macrophages playing an important role in the immune system eat and fight against pathogens and foreign substances in the very beginning of infection. In this condition, macrophages produce reactive oxygen species for sterilization. ...
Immunology
Apr 09, 2012 |
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Researchers uncover new evidence of cancer-causing agent present in gaseous phase of cigarette smoke
A team of researchers led by A. K. Rajasekaran, PhD, Director of the Nemours Center for Childhood Cancer Research, has shown that a key protein involved in cell function and regulation is stopped by a substance present in ...
Medical research
Mar 21, 2012 |
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Combination therapy may enhance gemcitabine activity
Oncologists who treat patients with pancreatic cancer may be one step closer to understanding why gemcitabine, the only currently available treatment, works in some cases but not in others, according to a paper in Cancer Di ...
Cancer
Feb 28, 2012 |
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New class of compounds stops disease-fueling inflammation in lab tests
Scientists have developed a unique compound that in laboratory tests blocks inflammation-causing molecules in blood cells known to fuel ailments like cancer and cardiovascular disease without causing harmful toxicity.
Medical research
Feb 23, 2012 |
4.5 / 5 (2) |
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Grape seed extract kills head and neck cancer cells, leaves healthy cells unharmed
Nearly 12,000 people will die of head and neck cancer in the United States this year and worldwide cases will exceed half a million.
Cancer
Jan 27, 2012 |
4.8 / 5 (54) |
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Scientists identify an innate function of vitamin E
It's rubbed on the skin to reduce signs of aging and consumed by athletes to improve endurance but scientists now have the first evidence of one of vitamin E's normal body functions.
Medical research
Dec 20, 2011 |
4.8 / 5 (16) |
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Researchers discover how cells limit inflammation in lung injury
(Medical Xpress) -- Researchers at the University of Illinois at Chicago College of Medicine have found in an animal model of acute lung injury a molecular mechanism that allows cells of the immune system to reduce tissue ...
Medical research
Dec 14, 2011 |
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Garlic oil component may form treatment to protect heart
A component of garlic oil may help release protective compounds to the heart after heart attack, during cardiac surgery, or as a treatment for heart failure.
Cardiology
Nov 16, 2011 |
4 / 5 (1) |
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Hormone that controls iron levels may be target for atherosclerosis treatment
Researchers at Emory University School of Medicine have identified hepcidin, a hormone that regulates iron levels in the body, as a potential target for treating atherosclerosis.
Cardiology
Nov 16, 2011 |
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Why do neurons die in Parkinson's disease?
Current thinking about Parkinson's disease is that it's a disorder of mitochondria, the energy-producing organelles inside cells, causing neurons in the brain's substantia nigra to die or become impaired. A study from Children's ...
Medical research
Nov 10, 2011 |
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Study identifies an expanded role for PKM2 in helping cancer cells survive
It has long been known that cancer cells use nutrients differently than normal cells. In recent years, the rapidly reemerging field of cancer metabolism has shed new light on the ways that cancers use glucose to grow and ...
Cancer
Nov 03, 2011 |
3 / 5 (1) |
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Cellular repair could reduce premature aging
Researchers have identified a potential drug therapy for a premature ageing disease that affects children causing them to age up to eight times as fast as the usual rate.
Genetics
Nov 02, 2011 |
4.3 / 5 (6) |
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New findings may help explain high blood pressure in pregnancy
Virginia Commonwealth University School of Medicine researchers have discovered that the infiltration of white blood cells into an expectant mother's blood vessels may explain high blood pressure in pregnancy.
Obstetrics & gynaecology
Oct 31, 2011 |
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Strawberries protect the stomach from alcohol
In an experiment on rats, European researchers have proved that eating strawberries reduces the harm that alcohol can cause to the stomach mucous membrane. Published in the open access journal Plos One, the st ...
Other
Oct 25, 2011 |
4.6 / 5 (20) |
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Physicians' exposure to radiation prompt cellular changes that may protect the body from harm
Cardiologists who perform heart operations using x-ray guided catheters are exposed to ionising radiation at levels two to three times higher per year than those experienced by radiologists. Now, new research has found the ...
Other
Aug 24, 2011 |
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