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vitamin C fasting cancer
Scientists from USC and the IFOM Cancer Institute in Milan studied whether a fasting-mimicking diet could complement high-dose vitamin C tumor-fighting action by creating an environment that would be unsustainable for cancer cells but safe for normal cells. (Photo/iStock)

Fasting plus vitamin C proves effective for hard-to-treat cancers

A USC study found that a combination of a fasting-mimicking diet plus vitamin C delayed tumor progression and even caused disease regression in mice.

WHO coronavirus pandemic
President Donald Trump said he would suspend funding for the World Health Organization due to concerns that it failed to provide accurate information about the coronavirus pandemic. (Photo/Diego Grandi, iStock)

Why the WHO, often under fire, has a tough balance to strike in its efforts to address health emergencies

As the world confronts a pandemic, the World Health Organization finds itself under a storm of criticism. A USC health policy expert asks: To what extent can we say the agency did not provide adequate information?

pericytes Alzheimer's APOE4 gene
Damage to pericytes, the layer of cells that wrap around blood vessels in the brain, leads to decline in cognition and is accelerated in people who carry the APOE4 gene. (Image/Courtesy of Jim Stanis and Arthur W. Toga, USC Stevens Neuroimaging and Informatics Institute)

Alzheimer’s gene triggers early breakdowns in blood-brain barrier, predicting cognitive decline

Although scientists have long known APOE4 is a leading risk factor for Alzheimer’s disease, they were unsure how exactly it drives a decline in memory. USC researchers now believe they have an answer.