In the dermatomyositis group (DM and JDM), 3/19 patients had anti-cytoplasm, while anti-Mi2-α, anti-Pl-12, anti-Pl-7, anti-NXP2, and anti-Tif1γ was detected in 3/19, 2/19, 1/19, 1/19, and 1/19 patients, respectively. This evidence concerns the gene CHD3 and juvenile dermatomyositis.