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Table 2 DNA repair polymorphisms in the patient's pre- and post-transplantation (AML) cells and donor's cells

From: Acute myeloid leukemia of donor origin after allogeneic stem cell transplantation from a sibling who harbors germline XPD and XRCC3 homozygous polymorphisms

Polymorphism

DNA repair mechanism

Patient cells (pre-transplantation)

AML cells (post-transplantation)

Donor cells

XPA A23G

NER

Homozygous for optimal DRC

Homozygous for optimal DRC

Homozygous for optimal DRC

XPD Lys751Gln

NER

Heterozygous deficient DRC

Homozygous for deficient DRC

Homozygous for deficient DRC

XRCC1 Ar399Gln

BER

Homozygous for optimal DRC

Homozygous for optimal DRC

Homozygous for optimal DRC

XRCC3 Thr243Met

HRR

Heterozygous for deficient DRC

Homozygous for deficient DRC

Homozygous for deficient DRC

RAD51 G135C

HRR

Homozygous for optimal DRC

Homozygous for optimal DRC

Homozygous for optimal DRC

  1. DRC - DNA repair capacity
  2. NER - Nucleotide Excision Repair
  3. BER - Base Excision Repair
  4. HRR - Homologous Recombination Repair