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Table 2 Antigenic reactivities of CLL mAbs

From: Chronic Lymphocytic Leukemia Cells Recognize Conserved Epitopes Associated with Apoptosis and Oxidation

    

Reactivity with

CLL mAb

Subse†a

IGHV gene

Mutation statusa

Healthy HEp-2 cellsb

Apoptotic RAMOS B cellsc

Apoptotic Jurkat T cellsc

MDA-BSAd

POVPC-BSAd

HNE-BSAd

PC-BSAd

Oxidized LDLd

068

6

1–69

U-CLL

+

+

+

+

  

++

 

258

6

1–69

U-CLL

+

+

+

014

9

1–69

U-CLL

+ + +

++++

+++

+

+

+

246

9

1–69

U-CLL

+

+++

++

+

+

355

9

1–69

U-CLL

+ + +

++++

++

+

358

NA

1–69

M-CLL

+

154

1

1–18

M-CLL

+

+

+

+

340

1

1–2

U-CLL

+

+

+

++

+

360

1

1–3

U-CLL

++

++

+

++

+

270

1

1–2

U-CLL

+

+

+

++++

+

+

DO13

28

1–2

U-CLL

++

+++

+

++++

+

+

++

++

376

NA

1–24

U-CLL

+

415

NA

1–3

U-CLL

+

+

+

+

+

366

9

3–21

U-CLL

+

++

+

++

+

+

+

282

2

3–21

M-CLL

+

412

2

3–21

M-CLL

+

562

NA

3–21

U-CLL

+

169

NA

3–33

M-CLL

+

141

NA

4–34

U-CLL

+

+

+

DO8

NA

4–34

U-CLL

+

+

+

+

+

+

183

4

4–34

M-CLL

+

240

4

4–34

M-CLL

+

342

4

4–34

M-CLL

+

+

+

+

+

114

8

4–39

U-CLL

++++

+

+

+++

+

+

+

657

8

4–39

U-CLL

++++

++

++

++++

+

+

++

845

8

4–39

U-CLL

++++

+

+

+++

+

++

+

260

NA

4–b

U-CLL

+

+

++

+

+

255

NA

4–59

M-CLL

++

+

+

  1. aStereotypic subset and mutation status as in Table 1.
  2. bBinding to live HEp-2 cells (subsequently fixed and permeabilized) in arbitrary units based on immunofluorescence intensity.
  3. cBinding to apoptotic RAMOS and Jurkat cells by flow cytometry as determined by percent positive events: − = < 2%; + = 2%−5%; + + = 5%−10%; + + + = 10%−15%; + + + + = 15%−20%.
  4. dBinding to antigens in ELISA based on signal-to-background ratio: − = < 2; + = 25; + + = 5–10; + + + = 10–15; + + + + = > 15.