Medical research

How oxygen deprivation causes cancer cells to spread

In breast cancer, metastasis rather than the primary tumor is the cause of death. A lack of oxygen in the tumor cells promotes this metastasis, accompanied by a reprogramming of the cell's metabolism. Ph.D. candidate Qiuyu ...

Oncology & Cancer

Lack of oxygen in cancer cells leads to growth and metastasis

(Medical Xpress)—It seems as if a tumor deprived of oxygen would shrink. However, numerous studies have shown that tumor hypoxia, in which portions of the tumor have significantly low oxygen concentrations, is in fact linked ...

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 ...

Neuroscience

tPA: Clot buster and brain protector

(Medical Xpress)—Ever since its introduction in the 1990s, the "clot-busting" drug tPA has been considered a "double-edged sword" for people experiencing a stroke. It can help restore blood flow to the brain, but it also ...

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