Work led by the University of Toronto's Corey Nislow and Andrew Smith used deep sequencing to perform "genome-scale fitness profiling to evaluate yeast strain collections in parallel," they report in this week's early online edition of Genome Research. The method, called Barcode analysis by Sequencing, or Bar-seq, did better than the current benchmark barcode microarray assay when it came to both dynamic range and throughput, they found.

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Two researchers have found that behavioral genetic defenses in criminal cases don't tend to affect outcomes, according to Popular Science.

Researchers report that while host genetics influence the oral microbiome, they don't appear to affect cavity-causing microbes, the Economist says.

Pandas' gut microbiomes change as what they eat changes with the seasons, writes Discover's Inkfish blog.

In PLOS this week: comparative genomic study of malaria-linked macaque parasite, search for apple root reference genes, and more.