This Week in Nature

In Nature Genetics this week, a Stanford University-led research team reports on the creation of human and mouse tissue-specific maps of genomic imprinting, offering new insights into the evolution of this epigenetic process. The investigators generated an atlas of imprinting across 33 mouse and 45 human developmental stages and tissues, and found that almost all imprinted genes were imprinted in early development.

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Jay Shendure and his colleagues have developed a new method to more comprehensively identify human cell types, the NY Times reports.

Researchers in the UK and Japan have shown that infertility in mice with three sex chromosomes can be overcome, according to the Guardian.

China is embracing preimplantation genetic diagnosis, Nature News reports. 

In PLOS this week: host genetic factors associated with cervical neoplasia progression, population patterns for an ancient flowering rainforest plant, and more.