Medical research

Space travel can adversely impact energy production in a cell

Studies of both mice and humans who have traveled into space reveal that critical parts of a cell's energy production machinery, the mitochondria, can be made dysfunctional due to changes in gravity, radiation exposure and ...

Oncology & Cancer

Diagnostic imaging may increase risk of testicular cancer

Early and repeated exposures to diagnostic imaging, such as X-rays and CT scans, may increase the risk of testicular cancer, suggests a new study from Penn Medicine researchers published online today in PLOS ONE.

Biomedical technology

Dynamic tattoos promise to warn wearers of health threats

In the sci-fi novel "The Diamond Age" by Neal Stephenson, body art has evolved into "constantly shifting mediatronic tattoos"—in-skin displays powered by nanotech robopigments. In the 25 years since the novel was published, ...

Oncology & Cancer

Study: Cancer cases likely in those exposed to atomic test

After years of study, the National Cancer Institute said Tuesday that some people probably got cancer from the radioactive fallout that wafted across New Mexico after the U.S. government detonated the first atomic bomb in ...

Pediatrics

Recommendations issued for imaging use in pediatric COVID-19

(HealthDay)—In an international expert consensus statement, published online April 23 in Radiology: Cardiothoracic Imaging, recommendations are presented for chest imaging in pediatric COVID-19 patient management.

Neuroscience

Radiation breaks connections in the brain

One of the potentially life-altering side effects that patients experience after cranial radiotherapy for brain cancer is cognitive impairment. Researchers now believe that they have pinpointed why this occurs and these findings ...

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