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OSTON--Boston University scientists have created what they say is the first synthetic "genetic toggle switch" to control the activity of genes. Working with E. coli bacteria, researchers at the university’s Center for BioDynamics and Department of Biomedical Engineering were able to switch the expression of genes between stable on and off states by applying a brief chemical or temperature stimulus. The work is reported in the January 20 issue of Nature.

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Reuters reports that Germany is seeking to sequence 5 percent of patient samples that test positive for SARS-CoV-2.

23andMe and Medscape say primary care physicians are increasingly more comfortable with discussing direct-to-consumer genetic testing results.

The publisher of the Science family of journals will allow some authors to place peer-reviewed versions of their papers into publicly accessible repositories.

In Science this week: analysis of genome-wide association studies of chronic kidney disease, and more.

Feb
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The composition of the immune infiltrate in the human tumor microenvironment is a critical determinant of disease progression.