Claim: A subtype of anti-nuclear antibodies are anti-Ro antibodies.
Evidence: There are many subtypes of ANAs such as anti-Ro antibodies , anti-La antibodies , anti-Sm antibodies , anti-nRNP antibodies , anti-Scl-70 antibodies , anti-dsDNA antibodies , anti-histone antibodies , antibodies to nuclear pore complexes , anti-centromere antibodies and anti-sp100 antibodies.
Anti-SSA autoantibodies -LRB- Anti-Sjögren 's - syndrome-related antigen A , also called anti-Ro , or the combination anti-SSA/Ro or anti Ro/SSA autoantibodies -RRB- are anti-nuclear autoantibodies that are associated with many autoimmune diseases , such as systemic lupus erythematosus -LRB- SLE -RRB- , SS/SLE overlap syndrome , subacute cutaneous LE -LRB- SCLE -RRB- , neonatal lupus and primary biliary cirrhosis.