News tagged with oxygen radicals
Discovering how the brain ages
Researchers at Newcastle University have revealed the mechanism by which neurons, the nerve cells in the brain and other parts of the body, age. The research, published today in Aging Cell, opens up new avenues of understanding ...
Neuroscience
Sep 12, 2012 |
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Antibiotics based on a new principle may defeat MRSA
(Medical Xpress)—Scientists at Karolinska Institutet in Sweden have presented a new principle for fighting bacterial infections, in other words, a new type of antibiotic, in the FASEB Journal. The new antibiotic mechan ...
Medical research
Dec 18, 2012 |
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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 |
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Immune mechanism blocks inflammation generated by oxidative stress
Conditions like atherosclerosis and age-related macular degeneration (AMD) -- the most common cause of blindness among the elderly in western societies -- are strongly linked to increased oxidative stress, ...
Medical research
Oct 05, 2011 |
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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 |
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Does presence of oxidants early in life help determine life span?
Why do we age, and what makes some of us live longer than others? For decades, researchers have been trying to answer these questions by elucidating the molecular causes of aging.
Medical research
Jul 19, 2012 |
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Antioxidants: Is the hype justified?
Twenty-five years ago the term "antioxidant" was new to the public. Today it's big business, with sales of products making antioxidant-related claims reaching $65 billion in the U.S. in 2011.
Health
Sep 25, 2012 |
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Hunting neuron killers in Alzheimer's and traumatic brain injury
Levels of the protein appoptosin in the brain skyrocket in Alzheimer's disease and traumatic brain injury. Appoptosin is known for helping the body make heme, the molecule that carries iron in the blood. In a study published ...
Neuroscience
Nov 09, 2012 |
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Cause of diabetes may be linked to iron transport
Scientists have been trying to explain the causes of diabetes for many years. Researchers at the University of Copenhagen and Novo Nordisk A/S have now shown that the increased activity of one particular ...
Diabetes
Sep 20, 2012 |
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Compound developed by scientists protects heart cells during and after attack
Using two different compounds they developed, scientists from the Florida campus of The Scripps Research Institute (TSRI) have been able to show in animal models that inhibiting a specific enzyme protects heart cells and ...
Cardiology
Feb 07, 2013 |
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New drug protects against side effects of chemotherapy
A drug developed at Linköping University in Sweden protects against the side effects of cancer treatments while strengthening the effects on the tumour. An international drug evaluation is now starting up on a larger group ...
Cancer
Jan 22, 2013 |
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Tumor suppressor genes vital to regulating blood precursor cells in fruit flies
UCLA stem cell scientists have shown that two common tumor suppressor genes, TSC and PTEN, are vital to regulating the stem cell-like precursor cells that create the blood supply in Drosophila, the common fruit fly.
Medical research
Sep 05, 2012 |
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Oxygen radicals defend the intestine against gastroenteritis
(Medical Xpress) -- The findings of new research from UCD Conway Institute and the National Children’s Research Centre shows oxygen radicals are the first line of defence against gastroenteritis caused ...
Medical research
Aug 21, 2012 |
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Researchers identified a protein useful in predicting the risk of pulmonary metastases in breast cancer patients
Researchers from the Bellvitge Biomedical Research Institute (IDIBELL) have shown that breast cancer cells that metastasize to the lung express a higher level of the protein peroxiredoxin 2 (PRDX2). The study suggests that ...
Cancer
Apr 10, 2012 |
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Liver mitochondria improve, increase after chronic alcohol feeding in mice
(Medical Xpress)—Scientists at the Keck School of Medicine of the University of Southern California (USC) have found evidence that liver mitochondria in mice adapt to become better metabolizers of alcohol and increase in ...
Medical research
Dec 21, 2012 |
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