Computer simulations of blood flow through mechanical heart valves could pave the way for more individualized prosthetic
Every year, over 300,000 heart valve replacement operations are performed worldwide. Diseased valves are often replaced with mechanical heart valves (MHVs), which cannot yet be designed to suit each patient's ...
Cardiology
Dec 19, 2012 |
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Scientists discover how HIV virus gains access to carrier immune cells to spread infection
Scientists from the AIDS Research Institute IrsiCaixa have identified how HIV, the virus that causes AIDS, enters the cells of the immune system enabling it to be dispersed throughout an organism. The new ...
HIV & AIDS
Dec 18, 2012 |
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Patients with diabetes may not receive best treatment to lower heart disease risk
For some people with diabetes, there may be such a thing as too much care.
Diabetes
Dec 18, 2012 |
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Hypertension traced to source in brain
(Medical Xpress)—When the heart works too hard, the brain may be to blame, says new Cornell research that is changing how scientists look at high blood pressure (hypertension). The study, published in the ...
Medical research
Dec 18, 2012 |
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Autoimmune disease—retraining white blood cells
Symptoms of an autoimmune disease disappeared after a team of scientists retrained the white blood cells. This method is extremely promising for treating diseases such as type I diabetes and multiple sclerosis.
Immunology
Dec 17, 2012 |
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Fainting in healthy people may be first sign of heart trouble
(HealthDay)—Fainting isn't fun. For those who have ever suddenly and briefly lost consciousness, it's a disconcerting situation that typically triggers a thorough medical workup. Unfortunately, it's often ...
Cardiology
Dec 12, 2012 |
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Does the brain become unglued in autism?
A new study published in Biological Psychiatry suggests that autism is associated with reductions in the level of cellular adhesion molecules in the blood, where they play a role in immune function.
Autism spectrum disorders
Dec 11, 2012 |
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DARPA foam could increase survival rate for victims of internal hemorrhaging
The Department of Defense's medical system aspires to a standard known as the "Golden Hour" that dictates that troops wounded on the battlefield are moved to advanced-level treatment facilities within the ...
Medical research
Dec 11, 2012 |
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How our nerves regulate insulin secretion
Researchers at Karolinska Institutet in Sweden have managed to graft beta cells into the eyes of mice in order to study them in a living organism over a prolonged period of time. As a result, the group and a team of colleagues ...
Medical research
Dec 10, 2012 |
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Researchers demonstrate that saliva analysis can reveal decision-making skills
A study conducted by researchers at the University of Granada Group of Neuropsychology and Clinical Psychoneuroimmunology has demonstrated that cortisol levels in saliva are associated with a person's ability to make good ...
Psychology & Psychiatry
Dec 10, 2012 |
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Targeting histone deacetylases as a new strategy for graft versus host disease prevention
New research shows that the addition of the oral anti-cancer agent vorinostat to standard therapy given before, during, and after hematopoietic stem cell transplantation (HSCT) may safely reduce the incidence and severity ...
Medical research
Dec 09, 2012 |
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Immune system kill switch could be target for chemotherapy and infection recovery
Researchers have discovered an immune system 'kill switch' that destroys blood stem cells when the body is under severe stress, such as that induced by chemotherapy and systemic infections.
Immunology
Dec 06, 2012 |
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Research on blood vessel proteins holds promise for controlling 'blood-brain barrier'
Working with mice, Johns Hopkins researchers have shed light on the activity of a protein pair found in cells that form the walls of blood vessels in the brain and retina, experiments that could lead to therapeutic ...
Medical research
Dec 06, 2012 |
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Cocktail boosts immune cells in fighting cancer
Natural killer cells, as part of the body´s immune system, can effectively fight cancer. Unfortunately, they quickly lose their aggressiveness and hence are unable to reject solid tumors. Scientists from the German Cancer ...
Cancer
Dec 06, 2012 |
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Researchers discover adverse effects of Bisphenol A on calcium channels
(Medical Xpress)—Bisphenol A, a substance found in many synthetic products, is considered to be harmful, particularly, for fetuses and babies. Researchers from the University of Bonn have now shown in experiments on cells ...
Medical research
Dec 06, 2012 |
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