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Effect of RJ on histological changes of the dorsal skin and ear lesions. (A,B) Skin and ear lesions were removed and fixed in 10% formaldehyde solution. Skin sections were cut and stained with hematoxylin and eosin and toluidine blue. The immune cells (arrows) are indicated. Photographs were taken under a regular light microscope at a magnification of 100× (skin), 200× (ear). Five mice were used per group.
