To suss out which stretches of the Caulobacter crescentus genome are necessary for its function, Lucy Shapiro and her group at Stanford University oversaturated it with transposons. If the transposon lands in, and disrupts, a region of the Caulobacter crescentus genome that is essential for bacterial function, then that clone cannot be grown on rich media, while bacteria with non-essential disruptions can. "We are looking for the dog that doesn't bark," Shapiro says.

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Sometimes genetic tests give inconclusive results and provide little reassurance to patients, the Associated Press reports.

Vox wonders whether gene-editing crops will be viewed similarly as genetically modified organisms of if people will give them a try.

In Science this week: research regulation and reporting requirement reform, and more.

With H3Africa, Charles Rotimi has been working to bolster the representation of African participants and African researchers in genomics, Newsweek reports.

Sep
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