Proceedings of the National Academy of Sciences

Radiology & Imaging

Targeted MRI detects chronic liver disease

Chronic liver diseases such as hepatitis, liver cirrhosis, and hepatocellular carcinoma are a major cause of morbidity and mortality worldwide. Fibrosis—the thickening and scarring of connective tissue—plays a major role ...

Oncology & Cancer

Scientists show reprogrammed fat cells support tumor growth

Mutations of the tumor suppressor p53 not only have a growth-promoting effect on the cancer cells themselves, but also influence the cells in the tumor's microenvironment. Scientists at the German Cancer Research Center (DKFZ) ...

Oncology & Cancer

Researchers uncover on/off switch for breast cancer metastasis

Despite their promise, immunotherapies fail to treat many cancers, including over 80% of some of the most advanced breast cancers. And many of those patients who do respond still experience metastases eventually. New research ...

Psychology & Psychiatry

Study analyzes what babies hear, say on six continents

Elika Bergelson, associate professor of psychology at Harvard University, studies how infants and toddlers learn language from the world around them. The developmental psychologist specifically strives to parse the various ...

Psychology & Psychiatry

Multiple periods of loneliness may add up to higher mortality risk

Working from well-established research on the detrimental health effects of loneliness, University of Michigan researchers set out to study whether feeling lonely multiple times through the years leads to more serious illness ...

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