Stress News and Research

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Prion discovery gives clue to control of mass gene expression

The discovery in common brewer's yeast of a new, infectious, misfolded protein -- or prion -- by University of Illinois at Chicago molecular biologists raises new questions about the roles played by these curious molecules, often associated with degenerative brain diseases like "mad cow" and its human counterpart, Creutzfeldt-Jakob.

15 Mar 2009

Cellular discovery may lead to targeted treatment for rare form of anemia

University of Cincinnati (UC) researchers have identified the specific biological mechanisms believed to lead to a rare and incurable blood disease known as Diamond Blackfan anemia (DBA).

15 Mar 2009

Blocking the dual leucine zipper kinase gene may help ease painful nerve condition

Scientists have identified the first gene that pulls the plug on ailing nerve cell branches from within the nerve cell, possibly helping to trigger the painful condition known as neuropathy.

15 Mar 2009

Researchers look at genetic dynamics of inbreeding depression

Researchers have taken a first look at the broad genetic changes that accompany reproductive declines in inbred populations.

12 Mar 2009

Discovery of new pathway that regulates inflammation

Inflammation, the body's earliest response to damage or infection, can aid the healing process and trigger an immune response against invading pathogens.

11 Mar 2009

Novel anti-inflammatory therapy protects lungs from runaway inflammation

A novel anti-inflammatory therapy designed by Vanderbilt University Medical Center investigators prevents acute lung injury in mice exposed to an inflammation-causing toxin, the researchers report in the journal Molecular Therapy.

11 Mar 2009

Iron may be a suitable approach for developing novel cancer treatments

Rapid growth of cancer cells and their frequent divisions have their price: Cancer cells need considerably more energy than healthy cells.

11 Mar 2009

Teenage stress carries forward to adulthood

Most of us remember our teenage years with a mix of fondness and relief. Fondness for the good memories, and relief that all that teenage stress, angst and drama - first love, gossip, SATs, fights with parents - is behind us.

11 Mar 2009

Perinatal environment influences aggression in children

It's a well-documented fact that children from zero to two can be spontaneously aggressive and that boys can be among the worse culprits.

11 Mar 2009

Migraines increase stroke risk during pregnancy

Women who suffer migraines are at an increased risk of stroke during pregnancy as well as other vascular conditions such as heart disease, high blood pressure and blood clots, concludes a study published on bmj.com.

11 Mar 2009

Interventional treatment can be recommended as first-line treatment for 'silent killer'

Endovascular or endograft repair, a minimally invasive interventional radiology treatment that uses stent grafts to treat abdominal aortic aneurysms (AAA), has low re-intervention rates that are comparable to those reported for open surgical repair-and can be recommended as first-line treatment, according to a study released at the Society of Interventional Radiology's 34th Annual Scientific Meeting.

11 Mar 2009

Researchers probe mechanisms of infection

A newly discovered receptor in a strain of Escherichia coli might help explain why people often get sicker when they're stressed.

10 Mar 2009

Study links inflammation and calcium signaling in heart attack

A new study led by University of Iowa researchers has found an unexpected new link between this inflammation in heart muscle following a heart attack and a previously known enzyme called calcium/calmodulin-dependent protein kinase II or CaM kinase II.

10 Mar 2009

New insights on heart's 'fight or flight' response to stress

Even for those without a heart condition, it's a peculiar feeling when your heart "races" in response to stress.

10 Mar 2009

Relationship between depressive symptoms and cardiac events

New data published in the March 17, 2009, issue of the Journal of the American College of Cardiology suggest that relatively healthy women with severe depression are at increased risk of cardiac events, including sudden cardiac death (SCD) and fatal coronary heart disease (CHD).

10 Mar 2009

Ecstasy may help suffers of post-traumatic stres

Ecstasy may help suffers of post-traumatic stress learn to deal with their memories more effectively by encouraging a feeling of safety, according to an article in the Journal of Psychopharmacology published by SAGE.

10 Mar 2009

Diabetes and elevated levels of cholesterol linked to faster cognitive decline in Alzheimer's patients

A history of diabetes and elevated levels of cholesterol, especially LDL cholesterol, are associated with faster cognitive decline in patients with Alzheimer's disease, according to a new study from Columbia University Medical Center researchers.

10 Mar 2009

Diabetes and elevated levels of cholesterol linked to cognitive decline in Alzheimer's

10 Mar 2009

Anger and hostility associated with higher risk for coronary heart disease

Anger and hostility are significantly associated with both a higher risk for coronary heart disease (CHD) in healthy individuals and poorer outcomes in patients with existing heart disease, according to the first quantitative review and meta-analysis of related studies, which appears in the March 17, 2009, issue of the Journal of the American College of Cardiology.

10 Mar 2009

Virus-free embryonic-like stem cells made from skin of Parkinson's disease patients

Researchers reporting in the March 6th issue of the journal Cell , a Cell Press publication, have developed a new way to produce human embryonic-like stem cells that are free of the viruses used to insert the key ingredients.

5 Mar 2009