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“Crowd Control” Turning Cells into Organs via Collective Migration

“Crowd Control” Turning Cells into Organs via Collective Migration

“Crowd Control” Turning Cells into Organs via Collective Migration

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Wild Wild Type Type<br />

(WT) (WT)<br />

How do signals control tissue migration?<br />

CXCR4/SDF1 signaling guides tissue migration<br />

Cxcr4/SDF1-deficient<br />

Cxcr4 Cxcr4<br />

mutant mutant<br />

Key Unkowns That Can Be Addressed<br />

How do guidance signals guide tissues?<br />

How is the response to cues regulated collectively?<br />

Do cells within groups guide each other? If so, how?<br />

Tissue guidance can be mediated non-autonomously by a few leader cells.<br />

wt cxcr4 mutant

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