Medical research

Molecular corkscrew

Scientists from the universities of Zurich and Duisburg-Essen have discovered a specific function of the protein p97/VCP. They demonstrate that the protein repairs DNA breaks like a corkscrew, a repair mechanism that could ...

Other

Conservative, high-precision computed tomography

A new CT scanner from Siemens reduces the radiation dosage for patients by as much as a half, depending on the examination. The machine operates with unprecedented speed and can record image sequences with high temporal resolution. ...

Oncology & Cancer

Digital chest tomosynthesis possible lung cancer screening tool

Most lung cancers are detected when patients become symptomatic and have late-stage disease. However, recently, computed tomography (CT) screening for lung cancer has been reported to reduce lung cancer mortality. Since the ...

Ophthalmology

RT dose main risk for radiation-induced optic neuropathy

(HealthDay)—The main risk factor for developing radiation-induced optic neuropathy (RION) is radiation dose, with no indication of other significant risk factors, according to a study published online Feb. 9 in Clinical ...

Oncology & Cancer

Reducing radiation: Model shows hope for new standards worldwide

The University of Ottawa Heart Institute (UOHI) is setting the stage in what could become a revolution in medical imaging in Canada as it announces striking results in radiation reduction for the diagnosis of cardiovascular ...