<prompt> Anti-nuclear antibodies are not found in:SLESarcoidosisDiffuse SclerodermaDrug induced lupus  <response>: ANTI-NUCLEAR ANTIBODY Robbins 9th218-19ANAs are directed against several nuclear antigens and can be grouped into four categories:l antibodies to DNAP 2 antibodies to histones, 3 antibodies to nonhistone proteins bound to RNA, and 4 antibodies to nucleolar antigens.Several techniques are used to detect ANAs. Clinically the most commonly used method is indirect immunofluorescence, which detects a variety of nuclear antigens, including DNA, RNA, and proteins collectively called generic ANAs.Table Harrison: Antinuclear Antibody ANA Patterns and Clinical Associations 