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. 2017 Nov;38(3):131–142.

Figure 4.

Figure 4

Wnt7/FZD4/GRP124/LRP5 signalling cascade. Activation of canonical Wnt/β-catenin signalling is initiated through Wnt7a/b binding to Fzd4. GPR124 and LRP5 act as co-receptors through which signal transduction is conveyed to destabilise the destruction complex (Axin, GSK3β, CK1α/ɛ). β-catenin is stabilised, allowing its translocation to the nucleus, where it can bind to TCF/LEF transcription factors, leading to vascularisation and angiogenesis.