Imaging News and Research

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Education delays onset of the dementia

A test that reveals brain changes believed to be at the heart of Alzheimer's disease has bolstered the theory that education can delay the onset of the dementia and cognitive decline that are characteristic of the disorder.

10 Nov 2008

Greater thinking, learning and memory abilities delay symptoms of Alzheimer's disease

Individuals with higher education levels appear to score higher on cognitive tests despite having evidence of brain plaques associated with Alzheimer's disease, according to a report in the November issue of Archives of Neurology , one of the JAMA/Archives journals.

10 Nov 2008

New Australian software for counting hairs

Australian scientists have come up with a way of counting hairs - a boring manual job done by human assessors which is apparently open to variations, mistakes and human error.

10 Nov 2008

VIA Pharmaceuticals announces results of phase 2 trials of VIA-2291 in cardiovascular disease

VIA Pharmaceuticals, Inc. has announced the results of two Phase 2 studies of its lead drug, VIA-2291.

10 Nov 2008

Simple brain mechanisms explain arbitrary human visual decisions

Mark Twain, a skeptic of the idea of free will, argues in his essay "What Is Man?" that humans do not command their minds or the opinions they form.

10 Nov 2008

GE Healthcare showcases new cardiology technology

GE Healthcare continues to re-invent and re-imagine cardiology and the innovations that may help fuel the field through the future.

10 Nov 2008

Bullies love to bully

The researchers from the University of Chicago used functional Magnetic Resonance Imaging (fMRI) scans of eight 16 to 18 year-old boys with aggressive conduct disorder and compared them to eight matched adolescents without conduct disorder.

9 Nov 2008

Interaction between gene variants may alter brain function in schizophrenia

A collaborative study led by investigators from Massachusetts General Hospital (MGH) is giving what may be the first look at how interactions between genes underlie a key symptom of schizophrenia, impaired working memory.

8 Nov 2008

ESF workshop makes major advance in cancer radiotherapy

Radical improvements in outcome for many cancer sufferers are in prospect following one of the most significant advances in radiotherapy since x-rays were first used to treat a tumour in 1904.

8 Nov 2008

Visualizing asthma-causing immune cells at work

Immune cells known as eosinophils have a central role in causing asthma.

7 Nov 2008

Scientists at MIT create backpacks for cells which deliver chemotherapy agents

MIT engineers have outfitted cells with tiny "backpacks" that could allow them to deliver chemotherapy agents, diagnose tumors or become building blocks for tissue engineering.

7 Nov 2008

Impulse control area in brain affected in teens with genetic vulnerability for alcoholism

A new study suggests that genetic factors influence size variations in a certain region of the brain, which could in turn be partly responsible for increased susceptibility to alcohol dependence.

7 Nov 2008

Alternative brain scanning technology may aid diagnosis

Researchers have found new evidence linking losses in memory and attention to subtle forms of brain damage following mild traumatic brain injury (TBI), which may eventually help in diagnosing when a routine concussion might lead to lasting cognitive problems.

6 Nov 2008

Discovery of new target in brain for treating schizophrenia

Research from the University of Pittsburgh could expand the options for controlling schizophrenia by identifying a brain region that responds to more than one type of antipsychotic drug.

6 Nov 2008

Computer model improves diagnostic sonography

Doctors use diagnostic sonography or ultrasound to visualise organs and other internal structures of the human body.

5 Nov 2008

Polypectomy is costly and unnecessary

Polypectomy (the surgical removal of polyps by colonoscopy) of small polyps found during CT colonography is costly and unnecessary according to a study performed at the University of Wisconsin School of Medicine and Public Health in Madison, WI.

4 Nov 2008

MRI reveals relationship between depression and pain

The brains of individuals with major depressive disorder appear to react more strongly when anticipating pain and also display altered functioning of the neural network that modifies pain sensitivity, according to a report in the November issue of Archives of General Psychiatry , one of the JAMA/Archives journals.

4 Nov 2008

Analysis of Multidetector CT for detection of airway stent complications

Multidetector CT (MDCT) scans are highly accurate in detecting airway stent complications according to a recent study performed at Beth Israel Deaconess Medical Center and Harvard Medical School in Boston, MA.

4 Nov 2008

Symptoms of fibromyalgia related to dysfunction in parts of brain where pain is processed

Using single photon emission computed tomography (SPECT), researchers in France were able to detect functional abnormalities in certain regions in the brains of patients diagnosed with fibromyalgia, reinforcing the idea that symptoms of the disorder are related to a dysfunction in those parts of the brain where pain is processed.

4 Nov 2008

DIY high-tech microscope

A resourceful lecturer at the University of Essex has turned his hand to a spot of DIY and built a high-tech microscope that will transform the university's ability to undertake specialist medical and biological research.

3 Nov 2008