Figure S2. The canonical TGF- signaling pathway is activated in cells at the central area of the GRP, Related to Figure 2. Phosphorylated Smad2 signals in the GRP during neurula stages. Phosphorylated Smad2 was detected by an anti-phospho-Smad2 antibody (red). An example of a P-Smad2 signal is indicated by a white arrowhead. White dots indicate the border of the GRP. The scale bar represents 20 m. a: anterior, p: posterior, L: left, R: right.
Image published in: Tözser J et al. (2015)
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