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Representative photomicrographs of semi-thin, toluidine blue stained cross-sections of the distal nerve segments at 120 days post-surgery. (A) Non-lesioned control, (B) ANG, (C) NNG, (D) NNG + 0.4% M-HAL, (E) NNG + 0.7% M-HAL, (F) CNG + 0.4% M-HAL, (G) CNG + 0.7% M-HAL. Scale bars: 10 µm.
