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Neuronal morphology in rats with sciatic nerve defects 12 weeks after irradiation- and GTP-pretreated nerve allograft transplantation (transmission electron microscope, × 2,500).
(A) Uneven thickness and irregular arrangement of myelin sheath in GTP-pretreated nerve allograft group. (B) Orderly arrangement and good development of myelin sheath in fresh nerve allograft group. GTP: Green tea polyphenol.
