Raspberries 'can reduce existing cancers'

We’re quite used to stories about produce that help prevent cancer, but now, from the US, comes research that suggests certain produce may actually reduce cancerous formations.

Ohio University Researchers appear to have uncovered a way of using raspberries to significantly slow the growth of skin cancers that have been linked to ultraviolet B (UVB) radiation, the light that is most dangerous to health.

UVB radiation inflames the skin, resulting in sunburn, and is thought to cause most non-melanoma skin cancers.

In research at Ohio State University, doctors used an extract of black raspberries made into a rub-on jelly applied to the skin to test its protective effect. Research on animals exposed to UVB shows that levels of compounds associated with skin damage rose 500 percent on untreated skin, but only 37 percent on skin treated with the gel. The gel also reduced the size and number of tumors.

"We've never seen anything like it," says Dr Anne Van Buskirk, professor of surgery at Ohio State's College of Medicine in America. "It could mean that, one day, we may be seeing a gel that could be used after you get sunburned - one that not only eases pain but also lessens sun damage you have suffered."

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