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Table 3 Prevalence of autoantibodies in anti-Rib-P-positive samples (n = 51)

From: Limited reliability of the indirect immunofluorescence technique for the detection of anti-Rib-P antibodies

 

Positive + borderline, number (percentage)

Positive, number (percentage)

Mikrogen ENA line assaya

   Histone

38 (74.5)

18 (35.3)

   dsDNA

34 (66.7)

14 (27.5)

   SmB

23 (45.1)

13 (25.5)

   Ro52

22 (43.1)

17 (33.3)

   SmD

21 (41.2)

6 (11.8)

   SS-A/Ro60

21 (41.2)

13 (25.5)

   Rib-P

19 (37.3)

13 (25.5)

   RNPA

11 (21.6)

8 (15.7)

   RNPC

8 (15.7)

5 (9.8)

   SS-B/La

7 (13.7)

7 (13.7)

   PCNA

6 (11.8)

3 (5.9)

   RNP68

4 (7.8)

3 (5.9)

   CENPB

3 (5.9)

2 (3.9)

   Topoisomerase-I

2 (3.9)

1 (2.0)

   Jo-1

1 (2.0)

1 (2.0)

ELISA

   Rib-P

36 (70.6)

27 (52.9)

ALBIA

   Rib-P

51 (100.0)

27 (52.9)

   Chromatin

27 (52.9)

22 (43.1)

   Ro52

13 (25.5)

12 (23.5)

   SS-A/Ro60

11 (21.6)

8 (15.7)

   RNP

8 (15.7)

2 (3.9)

   Topoisomerase I

8 (15.7)

4 (7.8)

   Sm

8 (15.7)

5 (9.8)

   Jo-1

1 (2.0)

0 (0.0)

   SS-B/La

1 (2.0)

1 (2.0)

  1. aMikrogen GmbH (Neuried, Germany). ALBIA, addressable laser bead immunoassay; ELISA, enzyme-linked immunosorbent assay; ENA, anti-extractable nuclear antigen; Rib-P, ribosomal P protein.