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Table 2 Array-CGH and FISH findings in patients

From: Chromosomal Aberrations in ETV6/RUNX1-positive Childhood Acute Lymphoblastic Leukemia using 244K Oligonucleotide Array Comparative Genomic Hybridization

Case No.

Array CGH result

Significant genes affected

FISH result

1

Loss of 12p13 (ETV6), no loss on RUNX1

Loss of ETV6

Rr, 1F - 92%

2

Loss of 12p13 (ETV6); no gain on RUNX1

Loss of PAX5, ETV6, KRAS

NA

3

Loss of 12p13 (ETV6); no gain on RUNX1

Loss of MLLT3, CDKN2A/B, MTAP, NOTCH1, BTG1, ETV6

3R, 1F - 55% 2R, 1F - 39%

4

Loss of ETV6 or RUNX1 was not found

Loss of MYB, JAK2, MLLT3, CDKN2A/B, MTAP

NA

5

Loss of 12p13 (ETV6); no loss on RUNX1

Loss of ETV6

Rr, 1F - 95%

6

Loss of ETV6 or RUNX1 was not found

Loss of MYB, MTAP, CDKN2A/B,

2F, Rr, 1G - 60% Rr, 1F, 1G - 37%

7

Loss of 12p13 (ETV6); no gain on RUNX1

Loss of MTAP, CDKN2A/B, ETV6, FHIT

NA

8

Loss of ETV6 or RUNX1 was not found

Appears normal

NA

9

Loss of ETV6 or RUNX1 was not found

Appears normal

Rr, 1G, 1F - 100%

10

Loss of ETV6 or RUNX1 was not found

Appears normal

NA

11

Loss of 21q22 (RUNX1); no loss on ETV6

Loss of RUNX1

NA

  1. F = Fusion (ETV6-RUNX1 fusion); R = Red (normal RUNX1 gene); r = residual red (residual RUNX1 gene disrupted by the translocation); G = Green (ETV6 gene).