Zika virus infects cells that make bone, muscle in lab tests

false-color image of cells in minibrain

MIXED SIGNALS  Minibrains grown in the lab form nerve cells (red) prematurely and show signs of dying cells (green) when treated with a signaling molecule called LIF. This molecule pours out of embryonic cranial cells after infection with Zika virus, and could harm brain development.

Rachel Greenberg

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