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MDA5 and ASYS

BLUF: lineblot is highly prone to FP and FN results. IP is best overall, but ELISA is a faster, acceptable non-IP alternative.

Modality ranked by highest to lower specificity:

  • IP > ELISA » multiplex bead assays » lineblot

Modality ranked by highest to lower sensitivity:

  • ELISA >= IP » multiplex bead assays » lineblot

Reliable test options

lab test_name link antibodies test_modality notable_feature
Labcorp anti-synthetase profile https://www.labcorp.com/tests/520193/anti-synthetase-profile-rdl Anti-EJ Ab; Anti-Jo-1 Ab; Anti-OJ Ab; Anti-PL-7 Ab, Anti-PL-12 AbELISA and RIPA RIPA has superior sensitivity for detecting anti-OJ
Labcorp MyoMarker® 3 Plus Profile
ctd_testing.1790179192.txt.gz · Last modified: by admin