Genetics

Gene deletion drives more than a quarter of breast cancers

A new study shows that the lack of a certain gene occurs in almost 28 percent of human breast cancers, playing a role in some 60,000 breast cancer cases in the United States and 383,000 worldwide this year.

Sleep disorders

Obstructive sleep apnea linked to cancer growth in mice

A new study links the intermittent interruption of breathing that occurs in patients with obstructive sleep apnea (OSA) to enhanced proliferation of melanoma cancer cells and increased tumor growth in mice, according to researchers ...

Oncology & Cancer

Slow growth of childhood brain tumors explained

(Medical Xpress) -- Johns Hopkins researchers have found a likely explanation for the slow growth of the most common childhood brain tumor, pilocytic astrocytoma. Using tests on a new cell-based model of the tumor, they ...

Oncology & Cancer

How chronic stress spreads cancer

Stress is inevitable. But too much of it can be terrible for our health. Chronic stress can increase our risk for heart disease and strokes. It may also help cancer spread. How this works has remained a mystery—a challenge ...

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