This Week in PLOS

In PLOS Genetics, researchers from Spain, France, Japan, and the Netherlands track methylation in human gametes, pre-implantation embryos, and placental tissue, providing evidence for transient maintenance of some differentially methylated regions originating in human oocytes in placental tissue.

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The Jackson Laboratory has filed a complaint accusing Nanjing University of breeding and re-selling its mouse models, the Hartford Courant reports.

Oxford researchers are turning to virtual reality to visualize genes and regulatory elements, Phys.org says.

In Science this week: neutrophils rely on microRNA to protect against lung inflammation, and more.

China is moving forward with plans to sequence a million citizens, the Wall Street Journal reports.