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Drug-related cues increase craving, dopamine release in the brain of recreational cocaine users

Even among non-dependent cocaine users, cues associated with consumption of the drug lead to dopamine release in an area of the brain thought to promote compulsive use, according to researchers at McGill University.

24 May 2017

Researchers demonstrate multicolor 3D imaging of live mouse using compact Compton camera

Researchers invented a Compton camera of 580g which visualizes gamma rays of arbitrary energies, and succeeded in achieving a high-resolution, multicolor 3D molecular image of a live mouse administered with three different radioactive tracers in just 2 hours.

23 May 2017

Researchers develop simple, flexible technique for early cancer diagnosis

Earlier discovery of cancer and greater precision in the treatment process are the objectives of a new method developed by researchers at Sahlgrenska Academy and Boston University.

22 May 2017

Smokers with diminished chest muscle may face greater mortality risk, research shows

Smokers with diminished chest muscle may face a greater risk of death than those smokers with more chest muscle, whether they have chronic obstructive pulmonary disease (COPD) or not, according to new research presented at the ATS 2017 International Conference.

22 May 2017

Study opens door to possibility that nutritional intervention could prevent Alzheimer's disease

The incidence of Alzheimer's disease (AD) is expected to triple in the coming decades and no cure has been found. Recently, interest in dietary approaches for prevention of cognitive decline has increased.

22 May 2017

Scientists produce world's first CT images of biological tissue using protons

An international team of scientists has produced the world's first computerized tomography images of biological tissue using protons - a momentous step towards improving the quality and feasibility of Proton Therapy for cancer sufferers around the world.

11 May 2017

Penn researcher searches for common factor linked to smell loss

Studies have shown that loss of the sense of smell can be among the first warning signs of diseases such as Alzheimer's and Parkinson's.

10 May 2017

Photoacoustic imaging technique provides real-time view of small animal's internal functions

Biomedical engineers are now able to take a live, holistic look at the inner workings of a small animal with enough resolution to see active organs, flowing blood, circulating melanoma cells and firing neural networks.

10 May 2017

Two widely used drugs show effectiveness in treating patients with CRVO-associated macular edema

Monthly eye injections of Avastin (bevacizumab) are as effective as the more expensive drug Eylea (aflibercept) for the treatment of central retinal vein occlusion, according to a clinical trial funded by the National Eye Institute, part of the National Institutes of Health.

10 May 2017

New position paper provides guidance on radiation safety for children with CAHD

Newly released recommendations for pediatric radiation safety will be discussed during the Society for Cardiovascular Angiography and Interventions 2017 Scientific Sessions in New Orleans.

9 May 2017

Machine learning algorithm can help predict progression of age-related macular degeneration

Scientists have demonstrated that a machine learning algorithm, using images of patients' retinas obtained over time, can predict the critical moment when early or intermediate age-related macular degeneration (AMD) will progress into severe AMD.

8 May 2017

Large nuclear cardiology laboratory achieves dose reduction by 60%, study shows

A large nuclear cardiology laboratory has slashed its average radiation dose by 60% in eight years, according to new research presented today at ICNC 2017 and published in JACC: Cardiovascular Imaging.

8 May 2017

Study finds more severe coronary artery disease in Hodgkin lymphoma survivors after chest irradiation

Hodgkin lymphoma survivors have more severe coronary artery disease 20 years after chest irradiation, according to research presented today at ICNC 2017.

8 May 2017

Advanced endoscope to enable rapid, accurate diagnosis of early colon cancer

Minimally invasive endoscope using breakthrough photonics technology to enable rapid, accurate diagnosis of bowel polyps and early colon cancer.

5 May 2017

New imaging techniques at Mayo Clinic reveal tumor firmness, adhesion before brain cancer surgery

It's not often that a fall saves someone's life. Helen Powell, 74, says that was the case for her. A computerized tomography scan that followed her fall revealed a cancerous brain tumor that led her to Mayo Clinic and surgery using first-in-the-world technology.

4 May 2017

Molecular drug imaging likely to benefit children with brain tumors

Brain cancers are difficult to treat, and it can be hard to predict whether a therapy will be effective. When the patient is a child, it's even more important to predict the potential effectiveness of a drug before beginning treatment.

3 May 2017

Changes in estrogen can trigger atypical functioning in memory circuit of women with gene variant

Fluctuations in estrogen can trigger atypical functioning in a key brain memory circuit in women with a common version of a gene, NIMH scientists have discovered.

25 Apr 2017

Study compares three head injury decision rules that could help minimize CT scans in children

Researchers hope to reduce unnecessary CT scans and radiation exposure in children with head injuries, following the results from a large-scale, multicentre validation study to assess the diagnostic accuracy of three clinical decision rules used by emergency doctors.

20 Apr 2017

New generation of FIB-SEMs presented by Zeiss

ZEISS presents a new generation of focused ion beam scanning electron microscopes (FIB-SEMs) for high-end applications in research and industry. ZEISS Crossbeam 550 features a significant increase in resolution for imaging and material characterization and a speed gain in sample preparation.

From ZEISS Microscopy GmbH 20 Apr 2017

Brown fat in humans: more than previously thought

Brown fat is a tissue well studied in small mammals, where it acts as a heat-producing organ to stay warm in a cold environment. Its unequivocal identification in adult, healthy humans about a decade ago is of major importance due to its immense capacity to convert chemical energy into heat

20 Apr 2017

Tomography News and Research

Drug-related cues increase craving, dopamine release in the brain of recreational cocaine users

Researchers demonstrate multicolor 3D imaging of live mouse using compact Compton camera

Researchers develop simple, flexible technique for early cancer diagnosis

Smokers with diminished chest muscle may face greater mortality risk, research shows

Study opens door to possibility that nutritional intervention could prevent Alzheimer's disease

Scientists produce world's first CT images of biological tissue using protons

Penn researcher searches for common factor linked to smell loss

Photoacoustic imaging technique provides real-time view of small animal's internal functions

Two widely used drugs show effectiveness in treating patients with CRVO-associated macular edema

New position paper provides guidance on radiation safety for children with CAHD

Machine learning algorithm can help predict progression of age-related macular degeneration

Large nuclear cardiology laboratory achieves dose reduction by 60%, study shows

Study finds more severe coronary artery disease in Hodgkin lymphoma survivors after chest irradiation

Advanced endoscope to enable rapid, accurate diagnosis of early colon cancer

New imaging techniques at Mayo Clinic reveal tumor firmness, adhesion before brain cancer surgery

Molecular drug imaging likely to benefit children with brain tumors

Changes in estrogen can trigger atypical functioning in memory circuit of women with gene variant

Study compares three head injury decision rules that could help minimize CT scans in children

New generation of FIB-SEMs presented by Zeiss

Brown fat in humans: more than previously thought

Bringing real-time analytics to downstream bioprocess monitoring

Designing fluidic architecture for scalable diagnostic platforms

Evaluating new approaches for rare disease genomics

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