Table 2 Patient characteristics and available samples.

From: Lack of specific T- and B-cell clonal expansions in multiple sclerosis patients with progressive multifocal leukoencephalopathy

ID

sex

Age (years)

Previous therapy

Last therapy

Age (years)

Disease duration (years)

JCV-DNA copies/ml

EDSS

Available samples - time points

T0a

T1

T2

T3b

at MS diagnosis

at the last therapy start

at PML onset

at the last therapy start

at PML onset

at PML onset

(months of therapy)

PML-NAT#1c

F

21

IFNβ 1a (30 µg/w; 22 and 44 µg 3 times/w) MTX (120 mg/m2)

NTZ

39

41

19

20

24

7.5

0

6

12

34

PML-NAT#2

F

24

IFNβ 1a (30 µg/w; 22 and 44 µg 3 times/w)

NTZ

27

28

3

4

73

3.5

0

6

25

PML-NAT#3

F

35

IFNβ 1a (22 and 44 µg 3 times/w)

NTZ

47

48

12

14

13

3.5

16

PML-NAT#4

F

9

IFNβ 1b

NTZ

29

34

20

25

10

5

56

PML-ALEM#5

F

23

IFNβ 1a (22 and 44 µg 3 times/w); fingolimod, GA, DMF

Alem

30

31

8

9

197d

na

15

MS#1

M

23

IFNβ1a (22 µg 3 times/w)

NTZ

37

17

0

6

12

15

MS#2

F

15

IFNβ 1a (30 µg/w; 22 and 44 µg 3 times/w)

NTZ

17

7

0

6

12

27

MS#3

M

31

IFNβ 1a (30 µg/w and 22 µg 3 times/w); MTX (110 mg/m2)

NTZ

37

12

0

6

12

23

MS#4

F

29

IFNβ 1a (44 µg/3 times/w); IFNβ 1b; MTX (90 mg/m2); GA (20 mg/day)

NTZ

41

15

0

6

12

32

MS#5

F

31

IFNβ 1a (44 µg 3 times/w)

NTZ

32

5

0

6

12

24

  1. aPre-natalizumab or alemtuzumab therapy; bPML diagnosis (the number correspond to the months of natalizumab/alemtuzumab therapy); cpreviously descrided14; dcut-off: 150 copies/ml. Alem: alemtuzumab; DMF: dymethyl fumarate; GA: glatiramer acetate; ID: Identification name; IFNβ: interferon beta; MTX: mitoxantrone; na: not available; —: not applicable; NTZ: natalizumab; w- week.