This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, researchers from the University of Oregon, Hunter College, Harvard University, and elsewhere explore potential ties between immunity and growth patterns in children from the Shuar tribe, an indigenous forager-horticulturalist population in Amazonian regions of Ecuador.

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A new report highlights the potential threats posed by advances in synthetic biology, NPR reports.

A Bloomberg reporter tried to get her genetic data deleted, but found it's not so simple to do.

Johns Hopkins University's Steven Salzberg and his colleagues have come up with a new estimate for the number of human genes, Nature News reports.

In Genome Research this week: study of intra-tumor heterogeneity, workflow resources for EPIGEN-Brazil, and more.