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Congo red staining of FAP skin (A), FAP nerve (E); TTR immunoreactivity of FAP skin (B), FAP nerve (F); I-DOX binding to FAP skin (C), FAP nerve (G) and normal nerve (I); ethanol binding to FAP skin (D), FAP nerve (H) and normal nerve (J). Magnification: ×30 (A–H); ×10 (I and J).
