[muscle Bx & comprehensive muscle lab (Abs) & path link] The following are components of Specialty Lab's "myositis plus Jo-1" myositis panel.

• PL-7 autoantibody

• PL-12      "

• Mi-2        "

• Ku           "

• EJ            "

• OJ           "

• SRP        "

• U2 SnRNP   "

• Jo-1             "

• Mi-1 (not in panel &, at least as of 1985, was an autoantibody thought to be associated with dermatomyositis)