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. Author manuscript; available in PMC: 2010 Jun 4.
Published in final edited form as: Science. 2009 Oct 22;326(5958):1406–1410. doi: 10.1126/science.1178712

Fig. 2.

Fig. 2

Mis-regulated Hh signaling results in A/P patterning defects. (A–F) Live images of regenerating trunk fragments 14d after amputation. Decreased Hh signaling achieved by hh(RNAi) (A–B”), and increased signaling by ptc(RNAi) (D–F”). Phenotypes are arranged according to severity. (A’–F’). Expression of anterior marker (Smed-sFRP-1; (31, 33)). (A”–F”) Expression of posterior marker (Smed-fz-4; (31)).