This Week in PNAS

In the early edition of the Proceedings of the National Academy of Sciences, researchers with Washington University's Center for Pharmacogenomics describe long non-coding RNAs that seem to appear to contribute to epigenetic regulation of transcripts in developing heart tissue. Through a combination of quantitative RNA sequencing and bioinformatics analyses on mouse embryonic heart tissue, the team tracked down more than 300 heart-expressed lncRNAs.

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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.