This Week in Nature

In this week's Nature, investigators from Imperial College London report on the discovery of 75 genetic regions associated with human red blood cell phenotypes, offering new details about blood cell production and function. The team conducted a genome-wide association study of hemoglobin concentration and related parameters in more than 135,000 individuals and, in addition to identifying the genetic loci, pinpointed 121 candidate genes enriched in functions relevant to red blood cell biology.

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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.