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Caring for a family member with a serious heart ailment may increase your risk of cardiac disease

Researchers examined heart risk factors in family members of cardiac patients and found that those who provided all or most of a patient's care had higher levels of risk factors for heart disease than non-caregivers and those who reported higher caregiver strain after six months were more likely to be depressed than those who provided less or no care.

13 Mar 2008

Researchers model emotional impact of cocaine in rats

Cocaine addicts often suffer a downward emotional spiral that is a key to their craving and chronic relapse.

13 Mar 2008

DNA detectives find genetic markers for lung cancers most likely to recur

Researchers at the Johns Hopkins Kimmel Cancer Center have uncovered clearly recognizable genetic alterations in tumors and tissue removed from patients with early-stage lung cancers that look like good predictors of which of these cancers are more likely to recur.

13 Mar 2008

Different use of brain areas may explain memory problems in schizophrenics

The enduring memory problems that people with schizophrenia experience may be related to differences in how their brains process information, new research has found.

13 Mar 2008

Caspase-12: MUHC researcher finds new defense mechanism against intestinal inflammation

The body's first line of defence against pathogenic bacteria that we ingest may not be the immune system but rather the cells that line the intestine.

13 Mar 2008

Nuclear protein SATB1 triggers aggressive breast cancer

SATB1 is a nuclear protein well known for its crucial role in regulating gene expression during the differentiation and activation of T cells, making it a key player in the immune system.

13 Mar 2008

New mouse model of bipolar disorder

Bipolar Disorder (BPD or manic-depressive illness) is one of the most serious of all mental disorders, affecting millions of individuals worldwide.

13 Mar 2008

Weight loss more effective than intensive insulin therapy for type 2 diabetics

Weight-loss and major lifestyle changes may be more effective than intensive insulin therapy for overweight patients with poorly controlled, insulin-resistant type 2 diabetes, according to a diabetes researcher at UT Southwestern Medical Center.

12 Mar 2008

Researchers may have found test for depression

Researchers from the University of Illinois at Chicago College of Medicine have discovered that a change in the location of a protein in the brain could serve as a biomarker for depression, allowing a simple, rapid, laboratory test to identify patients with depression and to determine whether a particular antidepressant therapy will provide a successful response.

12 Mar 2008

Specialized natural killer cells in human tonsils help protect against Epstein Barr virus

Tonsils are a source of sore throats and an excuse for ice cream. But they also provide an important protective service, their immune-cell-rich tissue acting as the body's first defense against the germs about to be swallowed or inhaled.

12 Mar 2008

Short-term stress impairs brain-cell communication

Short-term stress lasting as little as a few hours can impair brain-cell communication in areas associated with learning and memory, University of California, Irvine researchers have found.

12 Mar 2008

New discovery could change future diagnosis and therapy of depression

12 Mar 2008

Red-light cameras significantly increase crashes

Rather than improving motorist safety, red-light cameras significantly increase crashes and are a ticket to higher auto insurance premiums, researchers at the University of South Florida College of Public Health conclude.

12 Mar 2008

Post brain injury: New nerve cells originate from neural stem cells

Most cells in the human brain are not nerve cells, but supporting cells (glial cells).

12 Mar 2008

Turning off rogue macrophages

University of Pennsylvania scientists studying macrophages, the biological cells that spring from white blood cells to eat and destroy foreign or dying cells, have discovered how these "policemen" differentiate between friend and foe.

12 Mar 2008

A road map to safer pain control, cost savings during colonoscopies

At a time when several U.S. health insurers have discontinued payment for use of the sedative propofol during most screening colonoscopies, physicians at the University of Pennsylvania School of Medicine have discovered that an alternative way to administer the drug could both save millions of health care dollars and provide a safer way to deliver optimal pain relief.

12 Mar 2008