'Big excitement' around cancer genetics find

Professor Douglas Easton said there was a "big excitement" about discovering around 80 genetic variants linked to common cancers.

"We can use this information to develop risk profiles of individuals to identify people who are at either high or low risk of these cancers," he added.

People at high risk would be encouraged to have earlier and more regular screenings for the disease, he said.

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Genetic cancer links revealed

A Cambridge University study has for the first time revealed links between genetic variations and breast, prostate and ovarian cancers.