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Epidermal and dermal mucin histology.
Notes: Histochemical staining for mucin via colloidal iron to highlight both epidermal and dermal mucins. An increased amount of mucin is seen in both compartments in both the test (A) (subject4_site1_colfe_orig a) and reference material (B) (subject4_site2_colfe_orig b) compared to the negative control (C) (subject4_site3_colfe_orig c). Scale bar =200 μm.
