NEW YORK (GenomeWeb) – In Nature Communications today, an international team led by investigators at Johns Hopkins University described both genetic variants and epigenetic shifts associated with peanut allergy in individuals of European descent.

Using samples collected for the Chicago Food Allergy Study, the researchers genotyped more than 1,300 children with one of nine different food allergies, along with one or both of their biological parents.

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UCSF researchers find that having two X chromosomes may contribute to women's longer lifespans, according to Discover's D-brief blog.

In PNAS this week: immune cell profiling of wild baboons by social status, metabolomics profiling of esophageal tumors, and more.

A genomic analysis of modern and ancient maize reveals a complicated domestication history, according to Reuters.

In PLOS this week: MYRF variant linked to congenital diaphragmatic hernia, analysis of the "dragon's blood" red resin produced by traditional medicine plants, and more.