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Explant culture of nasal mucosal tissue using specimens following transportation. (A) Human serum fabricated from blood before and after transportation. (B) HE staining of nasal mucosal tissue before and after transportation. (C, D) Immunostaining results of pan-cytokeratin (C, Green), Ki67 (D, Green), and DAPI (Blue) for transported nasal mucosa 6 d following explant culture. The asterisks show the nasal mucosal tissue. Scale bar, 100 μm.
