In Nature this week, researchers at Rockefeller University report on a "microRNA regulon that mediates endothelial recruitment and metastasis by cancer cells." More specifically, the team shows that miR-126 "non-cell-autonomously regulates endothelial cell recruitment to metastatic breast cancer cells in vitro and in vivo" and that it "suppresses metastatic endothelial recruitment, metastatic angiogenesis, and metastatic colonization through coordinate targeting

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Technology Review reports that researchers in the US have used CRISPR to modify a number of human embryos.

By introducing genes from butterfly peas and Canterbury bells, researchers in Japan have developed a blue chrysanthemum, according to NPR.

Plant researchers plan to sequence some 10,000 samples that represent the major plant clades, ScienceInsider reports.

In Nature this week: a Danish reference genome, and more.