Foxp3-positive cells in the thymus.

<p>Representative images for Foxp3 expression in the thymus are shown for controls (<b>A</b>), 14 d LPS (<b>B</b>), and 14 d LPS+7 d Beta group (<b>C</b>). <b>D:</b> The percentage of Foxp3-positive stained area in the thymic medulla decreased in the animals exposed to 14 days of LPS independent of Beta treatment. Magnification 200×; magnification insert: 400×. <b>*</b> p<0.05 versus controls.</p>