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Table 2 ctDNA as biomarkers in gastric cancer

From: Clinical applications and perspectives of circulating tumor DNA in gastric cancer

Type

Gene

Expression

Function

Sample type

Case number

GC information

Sensitivity (%)

Specificity (%)

AUC

Method

References

Mutation

TP53

High

Detection

Plasma

277 GC

TNM: I: 18; II: 76; III: 150; IV: 33

   

qPCR

[59]

High

Treatment

Plasma

63 GC

TNM: III: 20; IV: 43

   

NGS

[98]

High

Treatment

Plasma

23 GC

TNM: T1: 3; T2: 8; T3: 18; T4: 3; N0: 15; N + : 7;

   

NGS

[95]

ARID1A

High

Detection

Plasma

277 GC

TNM: I: 18; II: 76; III: 150; IV: 33

   

qPCR

[59]

PI3KCA

High

Detection

Plasma

277 GC

TNM: I: 18; II: 76; III: 150; IV: 33

   

qPCR

[59]

High

Treatment

Plasma

56 GC

Tumour location: EGJ: 21(37.5%); Non-EGJ: 35(62.5%);

Lauren classification: Intestinal type: 37(66.1%); Diffuse type: 11(19.6%); Mixed type: 8(14.3%)

   

ddPCR

[113]

HER2

High

Detection

Plasma

81 GC, 103 controls

Lauren classification: Intestinal: 35;

Diffuse 42;

Mixed: 4

Tumor stage: EGC: 36; AGC: 45

87.7

64.1

0.744

PCR

[61]

High

Detection/prognosis

Serum

24 GC

TNM: III: 1; IV: 23

   

ddPCR

[62]

High

Treatment

Plasma

63 GC

TNM: III: 20; IV: 43

   

NGS

[98]

High

Treatment

Plasma

60 GC, 30 Healthy controls

pTNM: I/II: 10; III: 50

73.3

93.3

 

ddPCR

[110]

High

Treatment

Plasma

52 GC, 40 Healthy controls

TNM: II: 10; III 40; IV: 2

69.2

80.0

0.803

rqPCR

[112]

High

Treatment

Plasma

78 GC

TNM: I: 13; II: 16; III: 33; IV: 16

Lauren type: Diffuse: 12; Intestinal: 42; Mixed: 24

   

targeted sequencing

[115]

High

Treatment

Plasma

21 AGC

TNM: IIIA: 2; IIIC: 2; IV: 17

Lauren type: Diffuse: 4; Intestinal: 7; Mixed: 10

   

targeted capture sequencing

[116]

CDC27

High

Prognosis

Plasma

63 GC

TNM: I/II: 14; III: 49

   

WES

[97]

MET amplification

High

Prognosis

Plasma

63 GC

TNM: III: 20; IV: 43

   

NGS

[98]

High

Treatment

Plasma

1 GC

TNM: IV:1

   

NGS

[119]

High

Treatment

Plasma

3 GC

    

NGS

[120]

EBV

High

Prognosis

Plasma

153 GC

pTNM: I/II: 56; III: 97

   

PCR

[99]

FGFR2

High

Treatment

Plasma

365 GC

    

NGS

[114]

High

Treatment

Plasma

341 GC

    

ddPCR

[35]

Methylation

p16

Hyper

Detection

Serum

109 GC, 10 Healthy controls

TNM: I/II: 67; III/IV: 42

18

100

-

MSP

[66]

E-calmodulin

Hyper

Detection

Serum

109 GC, 10Healthy controls

TNM: I/II: 67; III/IV: 42

24

100

-

MSP

[66]

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

RASSF1A

Hyper

Detection/prognosis

Plasma

101 GC, 202 Healthy controls

TNM: I/II/III: 23; IV: 54

83.2

94.55

-

MSP

[68]

 

Prognosis

Plasma

70 GC

Lauren type: Diffuse: 23; Intestinal: 32; Mixed: 15

   

MSP

[106]

PCDH10

Hyper

Detection/prognosis

Plasma

101 GC 202 Healthy controls

TNM: I/II/III: 23; IV: 54

94.1

97.03

-

MSP

[68]

APC

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

SHP1

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

ER

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

Reprimo

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

SEMA3B

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

3OST2

Hyper

Detection

Plasma

43 GC

EGC: 5

AGC:38

   

MSP

[69]

TFPI2

Hyper

Detection

Serum

73 GC

TNM: I/II: 33; III/IV: 40

   

qMSP

[70]

XAF1

Hyper

Detection/prognosis

Serum

202 GC, 88 Healthy controls

TNM: I/II: 64; III/IV: 138

69.8

100

0.91

MSP

[71]

RPRML

Hyper

Detection

Plasma

90GC, 25 Healthy controls

TNM: I/ II: 32; III/IV: 58

Lauren type: Diffuse: 31; Intestinal: 28; Mixed: 13

56

88

0.726

MethyLight assay

[72]

RUNX3

Hyper

Detection

Serum

202 GC, 850 Healthy controls

TNM: I: 21; II: 43; III: 117; IV: 21

70.8

95.5

99.8

62.5

0.854

rt‐MSP

[75]

Hyper

Detection

Serum

65 GC, 30 Healthy controls

TNM: I: 28; II: 19; III: 14; IV: 13

95.5

62.9

0.8651

RTQ-MSP

[76]

SFRP2

Hyper

Detection/prognosis

Plasma

148 GC

TNM: I: 4; II: 23; III: 63; IV: 58

   

PCR

[77]

ZIC1 + HOXD10 + RUNX3

Hyper

Detection

Plasma

131 GC, 120 controls

TNM: I/II: 63; III/IV: 58

91.6

50

 

MSP

[78]

MINT2

Hyper

Prognosis

Peritoneal lavage fluid/blood

92 GC

TNM: I/II: 46; III/IV: 46

   

rt‐MSP

[103]

THBS1

Hyper

Prognosis

Peritoneal lavage fluid/serum

92 GC

TNM: I/II: 46; III/IV: 46

   

MSP

[104]

SOX-17

Hyper

Prognosis

Plasma

70 GC

Lauren type: Diffuse: 23; Intestinal: 32; Mixed: 15

   

MSP

[106]

Wif-1

Hyper

Prognosis

Plasma

70 GC

Lauren type: Diffuse: 23; Intestinal: 32; Mixed: 15

   

MSP

[106]

TIMP-3

Hyper

Prognosis

Peritoneal lavage fluid/serum

92 GC

TNM: I/II: 46; III/IV: 46

   

rt-MSP

[107]