NEW YORK (GenomeWeb) – Researchers have used microarrays to pinpoint a chromosomal gain associated with BRCA1 mutated triple negative breast cancers that could serve as a target for therapeutics in the future.

Led by investigators at the Institute of Pathology and Genetics at Grand Hôpital de Charleroi in Gosselies, Belgium, the researchers analyzed more than a hundred formalin-fixed, paraffin-embedded DNA samples with known BRCA1 mutation status using CGH arrays.

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Jay Shendure and his colleagues have developed a new method to more comprehensively identify human cell types, the NY Times reports.

Researchers in the UK and Japan have shown that infertility in mice with three sex chromosomes can be overcome, according to the Guardian.

China is embracing preimplantation genetic diagnosis, Nature News reports. 

In PLOS this week: host genetic factors associated with cervical neoplasia progression, population patterns for an ancient flowering rainforest plant, and more.