Function of the involved genes Functional status in NK-neoplasms Gene Genetic aberration References
Tumor suppressor genes Down-regulated PRDM1 6q21-q22.1 (del6q21) [54-56,64-66]
FOXO3 6q21 [55-63]
ATG5 6q21 [54,66]
AIM1 6q21 [45,54,66]
HACE1 6q21-23 [45,48,55]
TNFAIP3 (A20) 6q21-23 [55]
TP53 17p13.1 [82]
TP73 1p36.3 [84]
Cell signaling transducing pathways Up-regulated STAT3 17q21 [96,97]
JAK2 9p24 [45,48]
IL-10 1q31-q32 [111,112]
AKT1/2/3 14q32.3/19q13.1/1q44 [45,48,54]
NOTCH1 9q34.3 [45,101]
Β-CATENIN (WNT) 3p22–p21.3 [48]
PDGFRA 4q11–q13 [45,48]
PDGFA/B 7p22/22q12.3–q13.1 [48]
Cell survival en apoptosis Down-regulated CCND3 6p21.1 [48]
SERPINB9 (PI9) 6p25 [132,133]
TNFAIP3 6q23 [48]
FAS 10q24.1 [102,103]
Up-regulated SURVIVIN (BIRC5) 17q25.3 [74]
FASL 1q23 [102,103]
Cell division Up-regulated AURKA 20q13 [101]
Angiogenesis Up-regulated MET or HGFR 7q31 [45,48]
VEGFR2 4q12 [45,48]
VEGFA 6q12 [45,48]
HIF1α 14q21–q24 [45,54]
Table 1: Major molecular and biochemical mechanisms potentially involved in aggressive mature NK-cell neoplasms.