Imaging News and Research

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PET/CT imaging shows if single cycle of chemo is working

Oncologists often have to wait months before they can determine whether a treatment is working.

14 Apr 2009

Surgical gel used to stop bleeding could confuse mammograms

Dr. Kathleen Ward noticed something odd when she examined the mammogram of a patient who had recently undergone breast cancer surgery.

14 Apr 2009

Scientists harness nanoparticles to track cancer-cell changes

The more dots there are, the more accurate a picture you get when you connect them.

14 Apr 2009

Severe hypoglycemia linked with higher risk of dementia for seniors with diabetes

Having hypoglycemic (low blood sugar level) episodes that are severe enough to require hospitalization are associated with a greater risk of dementia for older adults with type 2 diabetes, according to a study in the April 15 issue of JAMA, the Journal of the American Medical Association.

14 Apr 2009

Next generation ultra-thin materials only one molecule thick

With the human genome in hand, biochemists have cataloged the 3-D structures of thousands of proteins isolated from living cells.

14 Apr 2009

New minimally invasive ultrasound-guided biopsy method allows improved diagnosis of endometrial disease

A procedure used in conjunction with a vaginal ultrasound might make it easier to visualize and diagnose diseases in the lining of the uterus, researchers at UT Southwestern Medical Center have found.

14 Apr 2009

New understanding of roles of insulin in obesity or type II diabetes

Researchers have uncovered new evidence suggesting factors other than genes could cause obesity, finding that genetically identical cells store widely differing amounts of fat depending on subtle variations in how cells process insulin.

14 Apr 2009

Energy drinks bost performance in unexpected ways

Runners clutching bottles of energy drink are a common sight, and it has long been known that sugary drinks and sweets can significantly improve athletes' performance in endurance events.

14 Apr 2009

Imaging reveals abnormalities in pathways connecting brain areas in those with writer's cramp

Abnormalities in the fibers connecting different brain areas may contribute to muscle disorders such as writer's cramp, according to a report in the April issue of Archives of Neurology.

13 Apr 2009

Creating ideal neural cells for clinical use

Investigators at the Burnham Institute for Medical Research (Burnham) have developed a protocol to rapidly differentiate human embryonic stem cells (hESCs) into neural progenitor cells that may be ideal for transplantation.

13 Apr 2009

Columbia University licenses retinal imaging technology to PCAsso Diagnostics

Columbia University Science and Technology Ventures announced that it has signed a worldwide exclusive license agreement with PCAsso Diagnostics, LLC to develop and market a novel imaging technology for diagnosis of vascular leakage disorders of the retina.

13 Apr 2009

Anti-clotting medications may be associated with brain microbleeds in older adults

Individuals who take aspirin or other medications that prevent blood clotting by inhibiting the accumulation of platelets appear more likely to have tiny, asymptomatic areas of bleeding in the brain, according to a report posted online today that will appear in the June print issue of Archives of Neurology.

13 Apr 2009

Australian study will explore genetic causes of ADHD

New research planned by Australian scientists will hopefully shed some light on the causes of Attention Deficit Hyperactivity Disorder (ADHD).

13 Apr 2009

Rapid test shows whether Alzheimer's drugs are hitting their target

A test developed by physician-scientists at Washington University School of Medicine in St. Louis may help assess more quickly the ability of Alzheimer's drugs to affect one of the possible underlying causes of Alzheimer's disease in humans, accelerating the development of new treatments.

12 Apr 2009

For cancer cells, genetics alone is poor indicator for drug response

In certain respects, cells are less like machines and more like people.

12 Apr 2009

Research finds active brown fat in adult humans

Researchers at the Joslin Diabetes Center have demonstrated that adult humans still have a type of "good" fat previously believed to be present only in babies and children.

9 Apr 2009

MRI-based method holds promise for predicting treatment outcomes in patients with atrial fibrillation

University of Utah researchers have found that delayed-enhancement magnetic resonance imaging (DE-MRI) holds promise for predicting treatment outcomes and measuring disease progression for patients with atrial fibrillation (AF), a little known heart rhythm disorder that affects more than 3.5 million Americans and causes more than 66,000 deaths a year.

8 Apr 2009

More intensive treatment not associated with better outcomes in early bladder cancer

Patients with early bladder cancer who receive more intensive treatment within the first two years of diagnosis do not appear to have better survival than patients who receive less intensive treatment, according to a retrospective analysis published in the April 7 online issue of the Journal of the National Cancer Institute.

8 Apr 2009

Aggressive treatment for early stage bladder does not improve survival

Despite enduring more invasive tests and medical procedures, patients who were treated aggressively for early stage bladder cancer had no better survival than patients who were treated less aggressively.

8 Apr 2009

Rogue Alzheimer's gene causes early brain changes

British scientists have found that some young adults who carry a certain genetic variant have an increased risk of developing Alzheimer's disease and distinct brain patterns and changes in their brain activity started decades before any symptoms appeared.

8 Apr 2009