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Immunohistopathological analysis of pancreas in splenectomized (Sp) and sham aly/aly mice by CD4. Arrows, indicating CD4-positive cells. a, artery; d, pancreatic duct; La, islet of Langerhans; v, vein. Scale bars: 100 μm (c); 200 μm ((a), (b), (d), (e), and (f)).
