This Week in PLOS

The University of Pennsylvania's Hakon Hakonarson and colleagues used transcriptome profiles of colonic mucus to look for gene expression shifts associated with ulcerative colitis. As they report in PLOS One, the investigators relied on a gene set enrichment analysis approach to assess three sets of gene expression data generated on endoscopic colon biopsy samples with microarrays.

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This Week in PLOS

This Week in PLOS

This Week in PLOS

This Week in PLOS

This Week in PLOS

This Week in PLOS

In Science this week: self-assembly of DNA components in solution, and more.

Genetics and Molecular Research retracts two gastric cancer papers for being "substantially equal" to other papers, according to Retraction Watch.

A new analysis indicates that the Ebola virus behind the current West African outbreak is mutating at about the same rate as other Ebola viruses.

With the launch of Scott Kelly into space today, the study of him and his earthbound brother to disentangle the effects of life in space from the effects of genetics kicks off.