In Genome Biology this week, Christian Soellner and Gavin Wright of the Sanger Institute discuss a protein interaction screen in zebrafish to identify novel ligands that bind to the ectodomains of 150 zebrafish neural receptor proteins. In screening almost 7,600 interactions, they built a network of 34 cell surface receptor-ligand pairs, while further analysis showed "surprising quantitative variation in receptor binding strengths," they say.

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The New York Times reports that as China invests in science, it also is dealing with research fraud.

In PLOS this week: transcriptome study of a cold-tolerant plant, deep sequencing of clinical influenza A samples, and more.

The Atlantic writes that retrotransposons like BovB have proliferated in a number of genomes.

Researchers have sequenced the genome of a man who lived in China some 40,000 years ago, according to UPI.