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[The PM-Scl (polymyositis-scleroderma) autoantibody and its nucleolar fluorescence pattern]

AbstractBy indirect immunofluorescence studies of antinuclear antibodies on hamster liver imprints as a substrate performed to determine the nuclear staining pattern of sera from patients with connective tissue diseases 10 sera showed a distinct homogeneous nucleolar staining pattern associated with weaker speckled or homogeneous nucleoplasmic fluorescence. In all 10 cases the antibodies revealed the PM-Scl specificity in immunodiffusion. Clinically 9 patients had an acrosclerosis, in 56% overlapped with symptoms of polymyositis. Only one patient had a diffuse scleroderma. The homogeneous nucleolar immunofluorescence pattern of PM-Scl should be distinguished from mixed nucleolar and diffuse reticular nucleoplasmic pattern of Scl-70.
AuthorsG Kühn, M Jarzabek-Chorzelska, M Blaszczyk, Z Kolacinska-Strasz, T P Chorzelski, S Jablonska
JournalDermatologische Monatschrift (Dermatol Monatsschr) Vol. 175 Issue 8 Pg. 479-83 ( 1989) ISSN: 0011-9083 GERMANY, EAST
Vernacular TitleDer PM-Scl- (Polymyositis-Sklerodermie-) Autoantikörper und sein nukleoläres Fluoreszenzmuster.
PMID2676628 (Publication Type: English Abstract, Journal Article)
Chemical References
  • Antibodies, Antinuclear
  • Nuclear Proteins
  • Scl 70 antigen, human
Topics
  • Antibodies, Antinuclear (analysis)
  • Cell Nucleolus (ultrastructure)
  • Fluorescent Antibody Technique
  • Humans
  • Myositis (pathology)
  • Nuclear Proteins (immunology)
  • Scleroderma, Systemic (pathology)