Breast cancer vaccine hope raised

A new vaccine has completely eliminated a type of breast cancer tumour in tests on mice, say researchers.

The vaccine targets breast cancer caused by an excess of a protein called HER2 - and even destroyed tumours resistant to current drugs.

The US team said it might also be used to prevent initial development of the tumours in cancer-free women.

But UK experts warned the vaccine was at a very early stage, and it was not known if it would work in humans.


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