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(A) Positive stating of NT-3, BDNF, CNTF, and GDNF in AFS, counter- staining with DAPI and merged imaging; human fibroblast cells as a negative control (B) The demonstration of expression of NT-3, BDNF, CNTF, and GDNF after Western blot analysis in AFS and human fibroblast cells in two different samples. Bar length = 100 μm.
