NEW YORK (GenomeWeb News) – Roche said this week that a paper published in the most recent issue of the Journal of Infectious Disease demonstrated that ultra-deep sequencing with 454 Life Sciences' sequencing system was able to identify low-frequency hepatitis B virus drug-resistant mutations in infected samples, including mutations that were undetected using standard direct PCR sequencing methods.

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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.