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Table 3 Serum antibody reactions to Blastocystis antigens detected by Western immunoblotting in different clinical groups

From: Blastocystis specific serum immunoglobulin in patients with irritable bowel syndrome (IBS) versus healthy controls

Protein band at molecular weight

Number of subjects with presence of protein bands (n, %)

IBS-P (n = 26)

IBS-N (n = 14)

HC-P (n = 24)

HC-N (n = 16)

17 kDa

1 (4)

0 (0)

5 (21)

0 (0)

27 kDa

25 (96)

12 (86)

17 (71)

7 (44)

37 kDa

3 (12)

0 (0)

3 (13)

0 (0)

50 kDa

26 (100)

13 (93)

16 (67)

8 (50)

60-65 kDa

26 (100)

12 (86)

19 (80)

13 (81)

75-90 kDa

25 (96)

13 (93)

14 (58)

9 (56)

95-105 kDa

14 (54)

3 (21)

14 (58)

2 (13)

150 kDa

5 (19)

1 (7)

16 (67)

1 (6)

  1. IBS-P/N: Irritable bowel syndrome subjects positive/negative for Blastocystis
  2. HC-P/N: Healthy control subjects positive/negative for Blastocystis
  3. n: number kDa: kiloDalton