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The newest revolution in microbiology testing walks on four legs and says “baa”. It’s the hair sheep, a less-hirsute version of the familiar woolly barnyard resident. A new study from the Stanford University School of Medicine finds that not only are these ruminants low-maintenance and parasite-resistant, they’re also perfect blood donors for the microbiology tests necessary to diagnose infectious disease in the developing world.

A rush of blood to the head -- anger increases blood flow

Mental stress causes carotid artery dilation and increases brain blood flow. A series of ultrasound experiments, described in BioMed Central's open access journal Cardiovascular Ultrasound, also found that this dilatory...

Prostate cancer patients disease free after 5 years likely to be disease free after 10 years

Prostate cancer patients who receive brachytherapy and remain free of disease for five years or greater are unlikely to have a recurrence at 10 years, according to a study in...

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Brain malformations significantly associated with preterm birth, Wake Forest research shows

New research out of Wake Forest University School of Medicine provides for the first time a solid scientific answer for the long-standing question of whether there is an association between...

New targeted therapy finds and eliminates deadly leukemia stem cells

New research describes a molecular tool that shows great promise as a therapeutic for human acute myeloid leukemia (AML), a notoriously treatment-resistant blood cancer. The study, published by Cell Press...

JNCI news brief: Improving the biomarker pipeline for early cancer detection

Several statistical and biological issues need to be addressed in order to improve biomarker identification for early detection of cancer, according to a commentary published online July 2 in the...

Study strongly supports many genetic contributions to schizophrenia, bipolar disorder

An international research consortium has discovered that many common genetic variants contribute to a person's risk of schizophrenia and explain at least a third of the risk of inheriting the...

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Study identifies how tamoxifen stimulates uterine cell growth and cancer

UCSF researchers have identified a new "feed-forward" pathway linking estrogen receptors in the membrane of the uterus to a process that increases local estrogen levels and promotes cell growth.

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Researchers testing virus-gene therapy combination against melanoma

Researchers at the Moores UCSD Cancer Center are injecting a modified herpes virus into melanoma tumors, hoping to kill the cancer cells while also bolstering the body's immune defenses against...

Study provides greater understanding of lyme disease-causing bacteria

Lyme disease in theU.S. is caused by the tick-borne bacteria Borrelia burgdorferi and usually begins with a skin lesion, after which the bacteria spread throughout the body to the nervous...

Study examines liver transplantation after drug induced acute liver failure

Liver transplantation offers a good chance for survival for patients with drug induced acute liver failure, however, certain pre-transplant factors are associated with worse outcomes. Patients who are on life...

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'Jumping gene' diminishes the effect of a new type 2 diabetes risk gene

Research led by the German Institute of Human Nutrition (DIfE) has identified a new gene associated with diabetes, together with a mechanism that makes obese mice less susceptible to diabetes. A genomic fragment that occurs naturally in some mouse strains...

Existing Parkinson's disease drug may fight drug-resistant TB

Existing drugs used in the treatment of Parkinson's disease could be repositioned for use in the treatment of extreme drug-resistant tuberculosis, which kills about 2 million people each year, according...

JNCI news brief: Hepatitis B virus mutations may predict risk of liver cancer

Certain mutations in the DNA of the hepatitis B virus (HBV) are associated with the development of liver cancer and may help predict which patients with HBV infections are at...

Research reveals what drives lung cancer's spread

A new study by researchers at Memorial Sloan-Kettering Cancer Center (MSKCC) reveals the genetic underpinnings of what causes lung cancer to quickly metastasize, or spread, to the brain and the...

Natural compound stops retinopathy

Dr. Timothy Lyons, left, director of the Harold Hamm Oklahoma Diabetes Center, stands with Dr. Jay Ma, principal investigator on the project and director of research for the diabetes center.Researchers at the University of Oklahoma Health Sciences Center have found a way to use a natural compound to stop one of the leading causes of blindness in the United...

Hormone treatment eases post-surgery distress in children

A scary unknown for many children, the prospect of surgery can cause intense preoperative anxiety. While some amount of stress is normal, what many parents do not know is that...

Blood stem cell growth factor reverses memory decline in mice

Microglia (in green) attack the beta amyloid (red) deposited in the brain of a GCSF-treated Alzheimer's mouse.A human growth factor that stimulates blood stem cells to proliferate in the bone marrow reverses memory impairment in mice genetically altered to develop Alzheimer's disease, researchers at the University...

MIT and CDC discover why H1N1 flu spreads inefficiently

A team from MIT and the Centers for Disease Control and Prevention has found a genetic explanation for why the new H1N1 "swine flu" virus has spread from person to...

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Lack of sleep could be more dangerous for women than men

Women who get less than the recommended eight hours sleep a night are at higher risk of heart disease and heart-related problems than men with the same sleeping patterns.

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U finds treatment that significantly slows progression of eye damage in persons with type 1 diabetes

University of Minnesota Medical School researcher Michael Mauer, M.D., has found a treatment that significantly slows the progression of eye injury in people with type 1 diabetes, a common complication...

UT researcher: Interferon alpha can delay full onset of type I diabetes

A low dose of oral interferon alpha shows promise in preserving beta cell function for patients with newly diagnosed type 1 diabetes, or juvenile diabetes, according to researchers at The...

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