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Distribution of CD163+ M2 macrophages in the ulcer bed on day 21 of treatment. Immunostaining to CD162+ cells in biopsies of patient with SuDe (A) and SuDe + Lp (B,C) treatment. Score density 1/3 (pattern of diffuse distribution, A), score density 3/3 (pattern of bottom distribution, B) and score density 2/3 (pattern of band distribution, C). Photos were taken with 20× objective. (A,C), upper left quadrant shows a 40× magnification.
