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Friday, November 29, 2013

ScienceDaily: Top Health News

ScienceDaily: Top Health News


Quantitative approaches provide new perspective on development of antibiotic resistance

Posted: 28 Nov 2013 11:14 AM PST

Using quantitative models of bacterial growth, a team biophysicists has discovered the bizarre way by which antibiotic resistance allows bacteria to multiply in the presence of antibiotics, a growing health problem in hospitals and nursing homes across the United States.

High cholesterol fuels growth, spread of breast cancer

Posted: 28 Nov 2013 11:13 AM PST

A byproduct of cholesterol functions like the hormone estrogen to fuel the growth and spread of the most common types of breast cancers, researchers report.

Follow your gut down the aisle, new study says

Posted: 28 Nov 2013 11:13 AM PST

Although newlyweds may not be completely aware of it, they may know whether their march down the aisle will result in wedded bliss or an unhappy marriage, according to new study.

Scientists achieve most detailed picture ever of key part of hepatitis C virus

Posted: 28 Nov 2013 11:13 AM PST

Scientists have determined the most detailed picture yet of a crucial part of the hepatitis C virus, which the virus uses to infect liver cells. The new data reveal unexpected structural features of this protein.

Gene found responsible for susceptibility to panic disorder

Posted: 28 Nov 2013 10:39 AM PST

A study published points, for the first time, to the gene trkC as a factor in susceptibility to a panic disorder. The researchers define the specific mechanism for the formation of fear memories which will help in the development of new pharmacological and cognitive treatments.

Mediterranean diet without breakfast best choice for diabetics

Posted: 28 Nov 2013 07:38 AM PST

For patients with diabetes, it is better to eat a single large meal than several smaller meals throughout the day. This is the result of a current dietary study.

Pre-existing diabetes in pregnancy increases risk of fetal, infant death

Posted: 27 Nov 2013 07:54 PM PST

New research shows that pre-existing diabetes in pregnant women greatly increases the risk of death of their unborn fetus by around 4.5 times compared with pregnant women without diabetes, and also almost doubles the risk of death of infants after birth.

Public health data to help fight deadly contagious diseases

Posted: 27 Nov 2013 07:54 PM PST

In an unprecedented windfall for public access to health data, researchers have digitized all weekly surveillance reports for reportable diseases in the US going back 125 years. Supported by the Bill & Melinda Gates Foundation and the National Institutes of Health, the project's goal is to aid in the eradication of devastating diseases.

Simulating new treatment for retinal degeneration

Posted: 27 Nov 2013 07:53 PM PST

For a few years, optogenetics has been seen as a very promising therapy for progressive blindness, for example when it is a result of retinal degeneration. In order to further develop this therapeutic approach, researchers have developed a computer model that simulates optogenetic vision.

Untreated cancer pain a 'scandal of global proportions,' survey shows

Posted: 27 Nov 2013 07:53 PM PST

A new global study reveals a pandemic of intolerable pain affecting billions, caused by over-regulation of pain medicines.

Are you carrying adrenal Cushing’s syndrome without knowing it?

Posted: 27 Nov 2013 07:53 PM PST

Genetic research suggests that clinicians' understanding and treatment of a form of Cushing's syndrome affecting both adrenal glands will be fundamentally changed, and that moreover, it might be appropriate to begin screening for the genetic mutations that cause this form of the disease.

Good news on the Alzheimer's epidemic: Risk for older adults declining

Posted: 27 Nov 2013 07:53 PM PST

Improvements in education levels, health care and lifestyle credited for decline in dementia risk.

New aggressive HIV strain leads to faster AIDS development

Posted: 27 Nov 2013 08:03 AM PST

A recently discovered HIV strain leads to significantly faster development of AIDS than currently prevalent forms, according to new research.

Drug improves remission of Crohn disease among children, adolescents

Posted: 26 Nov 2013 04:15 PM PST

Among children and adolescents with Crohn disease not responding to treatment, use of the drug thalidomide resulted in improved clinical remission after eight weeks of treatment compared with placebo, according to a study.

Micronutrient supplements reduce risk of HIV disease progression, illness

Posted: 26 Nov 2013 04:15 PM PST

Long-term (24-month) supplementation with multivitamins plus selenium for human immunodeficiency virus (HIV)-infected patients in Botswana in the early stages of disease who had not received antiretroviral therapy delayed time to HIV disease progression, was safe and reduced the risk of immune decline and illness, according to a study.

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