Canadian scientists have studied how methylation patterns can affect suicidal behavior. Researchers at the University of Western Ontario, Carleton University, and the University of Ottawa looked at brain tissue from 20 people, 10 of whom had committed suicide, and found that the rate of methylation in the suicide brain tissue was almost 10 times that of the normal group.

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Reuters reports that UK researchers are using gene-editing tools to develop flu-resistant chickens.

Nature calls for genomics to become part of the World Health Organization's cholera surveillance approach.

Vox explores a proposal to institute a lottery system to award grant funds.

In Genome Biology this week: gut microbiome study of individuals from Tanzania and Botswana, sixth version of the Network of Cancer Genes database, and more.