Index of Online Supplemental Material for
J. Cell Biol. 10.1083/jcb.200703055
Wen et al.

• Figure S1 PCR analysis of BMPRII expression and Western blotting of ADF/cofilin in Xenopus neural tube tissues.

•Figure S2 Fluorescence live imaging of GFP-γ-actin and mRFP-EB3 in Xenopus growth cones during attraction and repulsion.

• Figure S3 Ratiometric Ca²⁺ images of growth cones in response to the BMP7 gradient.

• Figure S4 Real-time PCR analysis of the expression profile of Xenopus TRPC1 and BMPRII in Xenopus neural tubes.

• Figure S5 Attenuation of BMP7-induced attraction by the overexpression of WT Xenopus SSH in 4-8-h cultures.

• Video 1 Dynamic distribution of the actin and microtubule cytoskeleton in a Xenopus growth cone (6-h cultures) during attraction to a BMP7 gradient.

• Video 2 Dynamic distribution of the actin and microtubule cytoskeleton in a Xenopus growth cone (overnight cultures) during repulsion to a BMP7 gradient.

• Supplemental text (PDF)