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Table 1 Demographic, clinical and parasitological data, Blastocystis subtypes by 18S rDNA and clades by PFOR

From: Can the pyruvate: ferredoxin oxidoreductase (PFOR) gene be used as an additional marker to discriminate among Blastocystis strains or subtypes?

Sample

Gendera/ageb

Symptoms

Parasite load (CPS-40×)

Stage-morphotype culture (48 h)

Subtypes (18S rDNA)

Clades (PFOR)

Santin primers set

subtype-specific primers set

01

M/4

Abdominal pain

> 5

Vacuolar

ST1 (MH453913)

ST1

I (MH507339)

02

F/11

Abdominal pain

> 5

Vacuolar

ST3 (MH453914)

ST3

I (MH507340)

03

F/13

Abdominal pain and diarrhoea

> 10

Vacuolar, granular, amoeboid

ST3 (MH453915)

ST3

III (MH507341)

04

M/7

Abdominal pain

> 5

Vacuolar

ST2 (MH453916)

ST2

II (MH507342)

06

M/14

Abdominal pain

> 5

Vacuolar

ST1 (MH453917)

ST1, ST2

II (MH507343)

07

F/10

Abdominal pain

> 5

Vacuolar

ST2 (MH453918)

ST2

II (MH507344)

08

F/9

Abdominal pain

> 5

Vacuolar

ST3 (MH453919)

ST3

III (MH507345)

09

F/7

Abdominal pain

> 5

Vacuolar

ST3 (MH453920)

ST3

I (MH507346)

11

M/13

Abdominal pain

> 5

Vacuolar

ST3 (MH453921)

ST3

III (MH507347)

14

M/3

Abdominal pain and diarrhoea

> 10

Vacuolar, granular, amoeboid

ST3 (MH453922)

ST3

I (MH507348)

15

M/7

Abdominal pain and mucous stool

> 10

Vacuolar, granular

ST3 (MH453923)

ST3

III (MH507349)

21

F/1

Abdominal pain

> 5

Vacuolar

ST1 (MH453924)

ST1

I (MH507350)

22

M/14

Abdominal pain

> 10

Vacuolar, granular

ST1 (MH453925)

ST1

I (MH507351)

24

M/6

Abdominal pain

> 5

Vacuolar

ST7 (MH453926)

NDc

I (MH507352)

25

F/10

Abdominal pain

> 5

Vacuolar

ST1 (MH453927)

ST1, ST2

I (MH507353)

33

M/8

Abdominal pain and diarrhoea

> 5

Vacuolar

ST3 (MH453928)

ST3

III (MH507354)

35

F/8

Abdominal pain and diarrhoea

> 5

Vacuolar

ST1 (MH453929)

ST1

I (MH507355)

102

F/8

Abdominal pain and diarrhoea

> 10

Vacuolar

ST3 (MH453930)

ST3

III (MH507356)

37

F/9

Abdominal pain

> 10

Vacuolar

ST2 (MH453931)

ST2

II (MH507357)

45

M/3

Abdominal pain

> 5

Vacuolar

ST1 (MH453932)

ST1

I (MH507358)

46

M/5

Abdominal pain and diarrhoea

> 5

Vacuolar

ST1 (MH453933)

ST1

I (MH507359)

ATCC-50754

ST3 (MH453934)

III (MH507360)

  1. aF, female, M, male
  2. bAge in years
  3. c ND, Not determined for ST7, but ST1, ST2 and ST3 were tested in this sample