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Table 1 Molecular and cellular genetic alternation of patient at different disease stages

From: Novel combined variants of WT1 and TET2 in a refractory and recurrent AML patient

Examination

Before allo-HSCT

After allo-HSCT

Initial diagnosis

CR1

Relapse

CR2

1

2

3

Karyotype

t (9; 11) (p21.3;q23.3)

NA

NA

NA

Fusion

KMT2A-MLLT3

NA

NA

NA

Variants (VAF %)

TET2 (25.25)

TET2 (48.33)

TET2 (51.78)

TET2 (49.88)

TET2 (48.58)

TET2 (50.20)

TET2 (52.59)

WT1 (49.19)

WT1 (50.11)

WT1 (51.87)

WT1 (48.35)

WT1 level (%)

0

NA

0.03

0.15

NA

NA

0

  1. – Normal karyotype or fusion gene negative; allo-HSCT Allogeneic hematopoietic stem cell transplantation, NA Not available, CR1 complete remission after two cylces inductive chemotherapy, CR2 complete remission after one cycle reinductive chemotherapy; WT1 level (%) = (WT1 mRNA copies/ABL1 mRNA copies) × 100, reference range of WT1 mRNA level in our laboratory is 0–0.6%. WT1:NM_024426.6:exon7:c.1109G>C:p.Arg370Pro; TET2:NM_001127208.3:exon11:c.5530G>A:p.Asp1844Asn