This Week in Science

In this week's Science, a team of Japanese scientists reports a modified version of the genome-editing technology CRISPR that can perform DNA substitutions without cleaving DNA. CRISPR functions by inducing double-strand DNA breaks followed by DNA repair. However, this process can result in unwanted genetic insertions and deletions in genomic DNA.

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The Atlantic reports that genetic counselors are coping with an influx of patients seeking advice on their direct-to-consumer genetic test results.

A small study finds differences between three genomic prostate cancer tests, Medscape reports.

In Nature this week: shared genetic architecture for asthma and allergic diseases, and more.

A survey of Canadians finds them to be divided on genetically modified food, the Ottawa Citizen reports.