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New understanding of how HSV-1 attacks cells

A team of University of Kentucky researchers has identified the roles that herpes simplex virus type 1 (HSV-1) proteins play during the invasion of cells and the formation of skin lesions known as cold sores and fever blisters.

17 Aug 2007

Scientists discover new mechanism for viral replication

Researchers at the University of Pennsylvania School of Medicine have identified a new strategy that Kaposi's Sarcoma Associated Herpesvirus (KSHV) uses to dupe infected cells into replicating its viral genome.

17 Aug 2007

Obesity and aversion to exercise could enhance the risk of pancreatic cancer

Obesity and aversion to exercise have become hallmarks of modern society and a new study suggests that a blood protein linked to these lifestyle factors may be an indicator for an increased risk of developing pancreatic cancer.

17 Aug 2007

Nicotinic receptors may be important targets for treatment of multiple addictions

For years, scientists have known that some people are biologically more susceptible to drug addiction than others, but they have only been able to speculate why.

17 Aug 2007

New target for the development of anti-influenza drugs

Scientists at Cure Lab, Inc., a biotechnology company based in Canton, Massachusetts, in collaboration with researchers at Boston University and Harvard Medical School have discovered a potential new target for the development of anti-influenza (flu) drugs, including those that may be effective against potentially pandemic influenza strains like H5N1.

17 Aug 2007

New prion protein 'Shadoo' discovered - may offer insight into mad cow disease

Scientists have discovered a new protein that may offer fresh insights into brain function in mad cow disease.

17 Aug 2007

Memory storage molecule PKMzeta stores memories in neocortex

The memory storage molecule PKMzeta maintains long-term memories in the neocortex and its presence is continually required in order for the memory to endure, according to a finding by researchers at the Weizmann Institute in Rehovot, Israel and SUNY Downstate Medical Center in Brooklyn, New York.

17 Aug 2007

New method to detect infection in prosthetic joints

A team of Mayo Clinic researchers has discovered a new, more accurate diagnostic test to detect infection of prosthetic joints, potentially leading to better treatment options and patient outcomes.

17 Aug 2007

Low levels of key protein may indicate pancreatic cancer risk

A protein that dwindles in response to obesity and a sedentary lifestyle may one day help doctors predict which people are at increased risk for pancreatic cancer, new research by Dana-Farber Cancer Institute and collaborating scientists indicates.

17 Aug 2007

Researchers discover how a protein modulates the inflammatory response in acute respiratory distress syndrome

Researchers at the University of Illinois at Chicago College of Medicine have discovered how a protein modulates the inflammatory response in sudden, life-threatening lung failure.

17 Aug 2007

First biomarker discovered that predicts prostate cancer outcome

Mayo Clinic researchers have identified the first immune molecule that appears to play a role in prostate cancer development and in predicting cancer recurrence and progression after surgery.

17 Aug 2007

Effectiveness of mouse breeds that mimic Alzheimer's disease symptoms questioned

Scientists have shown that recently developed mouse breeds that mimic the symptoms of Alzheimer's disease (AD) may not be as effective as previously assumed.

17 Aug 2007

New findings on cholesterol metabolism

A team of researchers investigating cholesterol and lipid transport has performed experiments that cast serious doubt on the dominant hypothesis of how the body rids its cells of "bad" cholesterol (LDL) and increases "good" cholesterol (HDL).

17 Aug 2007

New insight into fragile X tremor/ataxia syndrome

Researchers have reported new insight into the pathology underlying a recently identified neurological disorder that strikes middle-aged adults that is caused by alterations in the same gene that causes fragile X syndrome.

17 Aug 2007

Brain imaging reveals breakdown of normal emotional processing

Brain imaging has revealed a breakdown in normal patterns of emotional processing that impairs the ability of people with clinical depression to suppress negative emotional states.

17 Aug 2007

Ambulatory oxygen rarely a benefit in COPD patients without resting hypoxemia

Prescribing ambulatory oxygen in patients with chronic obstructive pulmonary disease (COPD) improves exercise performance, but not the quality of their daily life unless they have resting hypoxemia, according to researchers in Toronto.

17 Aug 2007

Scientists discover how HIV/AIDS disrupts the normal replication of stem cells in the adult brain

A prominent problem in AIDS is a form of dementia that robs one's ability to concentrate and perform normal movements.

17 Aug 2007

Cases of stomach cancer to fall over next decade

New cases of stomach cancer are set to plummet a further 25 per cent in the West over the next decade, indicates research published ahead of print in the journal Gut .

16 Aug 2007

Metformin kills some cancer cells

Researchers at the University of Pennsylvania School of Medicine have found that a commonly prescribed diabetes drug kills tumor cells that lack a key regulatory gene called p53.

16 Aug 2007

New techniques for measuring blood volume

The July issue of The American Journal of Medical Sciences presents a special symposium on the measurement and clinical implications of blood volume and its measurement.

16 Aug 2007