Alzheimer's & Dementia News and Research

Latest Alzheimer's & Dementia News and Research

Immediate relatives of patients with Parkinson's disease face increased risk of depression/anxiety disorders

Immediate relatives (brother, sister, mother, father, son or daughter) of people who have Parkinson's disease are at increased risk for developing depression and anxiety disorders, according to a new study by Mayo Clinic.

4 Dec 2007

Genetic testing for severe type of migraine may help identify new treatment options

People with a severe type of migraine in which one side of the body becomes weak should consider genetic testing, according to research that has found familial genes for this type of migraine in people who did not have family members experiencing the problem.

4 Dec 2007

Hydrogen sulfide provides clues to a longer life

Hydrogen sulfide, or H2S, the chemical that gives rotten eggs their sulfurous stench - and the same compound that researchers at Fred Hutchinson Cancer Research Center successfully have used to put mice into a state of reversible metabolic hibernation - has now been shown to significantly increase life span and heat tolerance in the nematode worm, or C. elegans.

4 Dec 2007

Wireless nano device for cell biology

A wireless, nano-scale voltmeter developed at the University of Michigan is overturning conventional wisdom about the physical environment inside cells.

3 Dec 2007

Genetic testing over the net a waste of money say experts

According to a panel of top British scientists people who buy genetic tests from private companies are usually wasting their money.

3 Dec 2007

Hypertension may heighten effects of Alzheimer's disease

Having hypertension, or high blood pressure, reduces blood flow in the brains of adults with Alzheimer's disease, according to a new study presented at the annual meeting of the Radiological Society of North America (RSNA).

29 Nov 2007

What are the benefits and risks of fitting patients with radiofrequency identification devices?

In 2004, the United States Food and Drug Administration approved a radiofrequency identification (RFID) device that is implanted under the skin of the upper arm of patients and that stores the patient's medical identifier.

27 Nov 2007

Brain stem-cell therapies more complicated than thought

An MIT research team's latest finding suggests that stem cell therapies for the brain could be much more complicated than previously thought.

27 Nov 2007

Study looks at progesterone for Alzheimer's

The first study on progesterone and Alzheimer's disease has found no clear preventive benefit for the widely prescribed hormone in an animal model.

27 Nov 2007

Cholinesterase inhibitors do not seem to delay Alzheimer disease

Researchers have examined the evidence in favour of giving people considered to be close to developing dementia the drugs that are most commonly used to treat the condition itself.

27 Nov 2007

Screening for dementia red flags in primary care: Is it time?

Primary care physicians should focus on "dementia red flags" rather than routinely screen individuals with no dementia symptoms just because they've reached a certain age, according to Malaz Boustani, M.D., MPH, of the Indiana University School of Medicine and the Regenstrief Institute, Inc. and colleagues from the University of Kent and the University of Cambridge in the United Kingdom in a commentary published in the Nov. 28 issue of the Journal of the American Medical Association.

27 Nov 2007

Australian stem cell scientist on target to prevent age-related loss of brain function

Stem cell scientists are developing a novel approach to slow or possibly prevent the cognitive decline that typically occurs with advancing age.

27 Nov 2007

Omega-3 fatty acids protect the brain against Parkinson's disease

Omega-3 fatty acids protect the brain against Parkinson's disease, according to a study by Université Laval researchers published in the online edition of the FASEB Journal, the journal of the Federation of American Societies for Experimental Biology.

27 Nov 2007

What causes the leaks that develop in blood vessels in Alzheimer's disease?

Scientists at the University of Bristol are investigating what causes the leaks that develop in blood vessels in Alzheimer's disease, thanks to funding from the UK's leading dementia research charity, the Alzheimer's Research Trust.

22 Nov 2007

Naturally occurring brain chemical acetylcholine enhances visual processing

Neuroscientists at New York University have found that a naturally occurring chemical in the brain can enhance visual processing and suggest that this chemical may represent part of the biological basis of visual attention.

21 Nov 2007

New method for detecting and characterizing prions

An effective and sensitive new method for detecting and characterizing prions, the infectious compounds behind diseases like mad cow disease, is now being launched by researchers at Linköping University in Sweden, among other institutions.

21 Nov 2007

Affiris GmbH granted a Europe-wide patent for key elements of its Alzheimer's vaccine

As a result, the company has exclusive rights of use to the peptide sequences for an innovative approach to vaccine development. The tolerability of the first Affiris vaccine, AFFITOPE AD01, is currently being tested as part of a phase I clinical trial. The lead investor in the company, MIG-Fonds, is extremely satisfied with the expanding patent portfolio of Affiris GmbH.

21 Nov 2007