A gene has been linked to 70% of hard-to-treat breast cancers which are resistant to hormone therapies, in US research.
The study published in Nature used a new technique which tested hundreds of genes at once, rather than one at a time.
Scientists said there was
a lot of potential for significant impact if drugs could be developed.
Cancer Research UK said it would be interesting to see where the study led — via redwolf.newsvine.com