This Week in Nature

In a paper published online in advance this week, a team led by investigators at the Washington University School of Medicine in St. Louis characterized "expressed mutations in highly immunogenic methylcholanthrene-induced sarcomas derived from immunodeficient Rag2−/− mice that phenotypically resemble nascent primary tumor cells" using massively parallel sequencing.

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What happens to scientific papers when certain journals are no longer published? Some scientists are trying to make sure they don't disappear forever.

A study in Microbiome finds that heavy drinkers have an unhealthy mix of bacteria in their mouths.

Doctors and patients are still trying to figure out what role at-home genetic testing should play in healthcare, Newsweek says.

In Genome Research this week, mismatch repair deficiency in C. elegans, retracing transcriptions start site evolution in the human genome, and more.