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Depression and Alzheimer's

People who have had depression are more likely to develop Alzheimer's disease than people who have never had depression, according to a study published in the April 8, 2008, issue of Neurology®, the medical journal of the American Academy of Neurology.

8 Apr 2008

New decontamination agent

A new decontamination agent devised by US chemists can deactivate toxic chemicals such as nerve agents and pesticides - leaving only non-toxic, easily disposable by-products, according to research in the New Journal of Chemistry.

8 Apr 2008

Neglect or abuse in childhood linked to adult inflammation, depression

A history of neglect or abuse in childhood appears to be associated with depression and inflammation in adulthood, a combination that may increase cardiovascular risk, according to a report in the April issue of Archives of General Psychiatry , one of the JAMA/Archives journals.

8 Apr 2008

Child sleep problems linked to later behavioral difficulties

Children who sleep less may be more likely to report symptoms of anxiety, depression and aggression later in life, according to a report in the April issue of Archives of Pediatrics & Adolescent Medicine, a theme issue on children and sleep.

8 Apr 2008

Caffeine prevents multiple sclerosis-like disease in mice

Mice given caffeine equivalent to a human drinking six to eight cups of coffee a day were protected from developing experimental autoimmune encephalomyelitis (EAE), the animal model for the human disease Multiple Sclerosis (MS), according to researchers at Cornell University.

8 Apr 2008

Blood pressure enzyme can have tumor-sensing role

By increasing production of a blood pressure-regulating enzyme in mice, researchers have found they can enhance the mouse immune system's ability to sense tumor growth.

8 Apr 2008

Backpack straps can decrease blood flow in the shoulder and arm

They found the straps can significantly increase pressure when the load is ten percent or more. They also found that strap pressures with loads as small as ten percent of bodyweight can obstruct localized blood flow and contribute to shoulder fatigue.

8 Apr 2008

Asthma and smoker's lung: dry airways play a key role

Dry airways may not only play a central role in the development of the inherited lung disease cystic fibrosis, but also in much more common acquired chronic lung diseases such as asthma and smoker's lung, the cigarette smoke-induced chronic obstructive pulmonary disease (COPD).

8 Apr 2008

New mouse model grants insight into the genetic and molecular mechanisms underpinning acute myeloid leukemia

Leukaemia - cancer of blood or bone marrow is caused by mutations that allow defective blood cells to accumulate and displace healthy blood.

8 Apr 2008

ACP reports on how scheduled Medicare pay cuts will affect patients

Medicare patients - many of whom have multiple chronic illnesses - face severe difficulty in receiving healthcare if Congress does not act to avert pending cuts to Medicare payments, according to first-hand reports from physicians who specialize in internal medicine released today by the 125,000-member American College of Physicians (ACP).

8 Apr 2008

Leaky blood vessels open up nerve cells to toxic assault In Lou Gehrig's disease

Leaky blood vessels that lose their ability to protect the spinal cord from toxins may play a role in the development of amyotrophic lateral sclerosis, better known as ALS or Lou Gehrig's disease, according to research published in the April issue of Nature Neuroscience.

7 Apr 2008

Climate change and human health

Scientists tell us that the evidence the Earth is warming is "unequivocal." Increases in global average air and sea temperature, ice melting and rising global sea levels all help us understand and prepare for the coming challenges.

7 Apr 2008

Stress may lead students to stimulants

The performance pressures from end-of-semester exams and papers can take a toll on students, even leading them to turn to potentially harmful substances to keep them awake and alert.

7 Apr 2008

Nasal irrigation can relieve sinus symptoms safely, cheaply

Your spring cleaning routine might include vacuuming the coils on your refrigerator and storing bulky sweaters and corduroy pants. You may want to add to that list, according to a University of Michigan Health System expert, another area that could use some cleaning.

7 Apr 2008

Tart cherries cut heart/diabetes risk factors

Tart cherries - frequently sold dried, frozen or in juice - may have more than just good taste and bright red color going for them, according to new animal research from the University of Michigan Cardiovascular Center.

7 Apr 2008

Rare genetic variants have big impact on blood pressure

Yale University researchers report in the journal Nature Genetics that they have discovered that rare genetic variants can be associated with a dramatically lower risk of developing high blood pressure in the general population.

7 Apr 2008

Scientists visualize the machinery of mRNA splicing

Recent research at Yale provided a glimpse of the ancient mechanism that helped diversify our genomes; it illuminated a relationship between gene processing in humans and the most primitive organisms by creating the first crystal structure of a crucial self-splicing region of RNA.

7 Apr 2008

Transplanted dopamine neurons are affected by the Parkinson's disease process

A new groundbreaking study published in Nature Medicine has implications for the future of transplantation and stem cell therapies as a treatment for Parkinson's disease.

7 Apr 2008

T-cadherin affects blood vessel growth in breast cancer, hormone from fat cells may play a role

Researchers at the Burnham Institute for Medical Research (Burnham) may have found a new option for targeted breast cancer therapy by showing the link between a certain protein and the formation and development of blood vessels that feed breast tumors.

7 Apr 2008