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Indoleamine 2,3-dioxygenase expression after SPEA stimulation. CD14+ monocytes were stimulated for 1 h or 24 h with 100 ng/ml SPEA and 1 μM CsA (Ethanol was used equal to the amount of CsA). Cells were lysed and analyzed by western blot for IDO. ß-Actin as loading control was displayed. Shown is one representative experiment out of three.
