Gastric Cancer
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Jun 21, 2007; 13(23): 3189-3198
Published online Jun 21, 2007. doi: 10.3748/wjg.v13.i23.3189
Table 1 Antibodies for immunohistochemistry
AntibodyCloneDiluent’sproportionCompany
Gastric phenotypic markers
MUC5ACCLH21:100Novocastra, Newcastle, UK
MUC6CLH51:50Novocastra, Newcastle, UK
HGM45M11:50Novocastra, Newcastle, UK
Intestinal phenotypic markers
MUC2Ccp581:100Novocastra, Newcastle, UK
CDX2CDX2-881:50BioGenex, San Ramon CA
Li-cadherinClone 1417131:200Neomarker, Fremont, CA, USA
VILLINCWWB11:200Novocastra, Newcastle, UK
Other antibodies
Ki -67K-21:50Zymed, San Francisco, CA, USA
CD44v6VFF-71:50Zymed , San Francisco, CA, USA
E-cadherin4A2C71:50Zymed , San Francisco, CA, USA
β-cateninCAT-5H101:30Zymed , San Francisco, CA, USA
Table 2 Gastric and intestinal phenotypic marker expression in gastric SRC carcinoma
PhenotypeAge/GenderMUC2Li-cadherinCDX2VILLINHGMMUC5ACMUC6
G type (n = 17)
165/F----+++
260/M----++-
367/F----++-
429/F----+++
566/F----+++
649/M-----+-
749/M----++-
869/F----++-
933/F----++-
1038/F-----+-
1135/F----++-
1256/M----++-
1339/M-----+-
1470/F----++-
1542/M----++-
1642.M-----+-
1766/M----+--
I type (n = 10)
163/M+++----
275/M+++----
359/F+++----
460/M+------
531/F+------
676/F+------
773/F+--+---
846/F++-----
962/M-+-+---
1041/M-+-----
GI type (n = 31)
131/M+---++-
269/F+---++-
361/M+-+-+++
467/M+---+++
556/M+++-++-
647/F++--++-
765/M++--++-
864/M+---++-
963/M+++-++-
1048/F++--+++
1152/F+---++-
1265/M+++-++-
1372/M++--++-
1439/F+++-++-
1536/M++++++-
1651/M++--++-
1760/F++--+--
1846/F+---+--
1945/F+---+--
2045/F+-+-+--
2155/M+++-+--
2265/F+---+--
2347/F+---+--
2460/F++--+--
2546/F--+-+++
2650/F-+--++-
2754/F-++-++-
2832/M---+++-
2955/M-+++++-
3038/F-+--+--
3159/M-+--+--
U type (n = 8)
136/M-------
249/F-------
339/M-------
461/F-------
570/F-------
667/M-------
764/M-------
834/F-------
Table 3 Different expression patterns of phenotype markers and Ki67 and β-catenin expression in gastric SRC carcinoma
β-cateninPlasma/Nucleusβ-cateninexpression
Phenotype of gastricSRC carcinomasNumber ofpositive GPMNumber ofpositive IPMCasesKi67 index> 25%membraneexpression
G type172 (11.8%)11 (64.7%)2 (11.8%)
G110503 (60.0%)0
G22092 (22.2%)6 (66.7%)1 (11.1%)
G330302 (66.7%)1 (33.3%)
I type105 (50.0%)1 (10.0%)b4 (40.0%)
I10141 (25.0%)01 (25.0%)
I20233 (100%)02 (66.7%)
I30331 (33.3%)1 (33.3%)1 (33.3%)
GI type3115 (48.4%)a12 (36.4%)14 (45.2%)a
GI11163 (50.0%)2 (33.3%)3 (50.0%)
GI21231 (33.3%)1 (33.3%)1 (33.3%)
GI3131001 (100%)
GI42163 (50.0%)3 (50.0%)3 (50.0%)
GI52254 (80.0%)4 (80.0%)2 (40.0%)
GI62352 (40.0%)1 (20.0%)1 (20.0%)
GI7241001 (100%)
GI83121 (50.0%)1 (50.0%)1 (50.0%)
GI93221 (50.0%)01 (50.0%)
U type0083 (37.5%)4 (50.0%)3 (37.5%)
Table 4 Correlation between muc2, cdx2, Li-cadherin, Ki-67 index and clinicopathologic features n (%)
MUC2 expressionCDX2 expressionLi-cadherin expressionKi-67 index
FactorsCasesMUC2-(n = 34)MUC2+(n = 32)PCDX2-(n = 52)CDX2+(n = 14)PLi-cad-(n = 42)Li-cad+(n = 24)P ≤ 25%(n = 40)> 25%(n = 26)P
Gender
Male3217 (50.0)15 (46.9)> 0.0523 (44.2)9 (64.3)> 0.0518 (42.9)14 (58.3)> 0.0518 (45.0)14 (53.8)> 0.05
Female3417 (50.0)17 (53.1)29 (55.8)5 (35.7)24 (57.1)10 (41.7)22 (55.0)12 (46.2)
Age (yr)
Mean ± SE6650.9 ± 2.256.0 ± 2.2> 0.05153.5 ± 1.952.9 ± 3.1> 0.05151.9 ± 3.054.6 ± 2.6> 0.05153.9 ± 2.251.0 ± 2.3> 0.051
Tumor diameter
< 5.0 cm3223 (67.6)9 (28.1)0.00130 (57.7)2 (14.3)0.00424 (57.1)8 (33.3)> 0.0524 (60.0)8 (30.8)0.02
≥ 5.0 cm3411 (32.4)23 (71.9)22 (42.3)12 (85.7)18 (42.9)16 (66.7)16 (40.0)18 (69.2)
Depth of wall invasion
T11311 (32.4)2 (6.3)0.008213 (25.0)0> 0.0510 (23.8)3 (12.5)> 0.0511 (27.5)2 (7.7)0.0482
T22210 (29.4)12 (37.5)16 (30.8)6 (42.9)15 (35.7)7 (29.2)14 (35.0)8 (30.8)
T32210 (29.4)12 (37.5)15 (28.8)7 (50.0)11 (26.2)11 (45.8)10 (25.0)12 (46.2)
T493 (8.8)6 (18.8)8 (15.4)1 (7.1)6 (14.3)3 (12.5)5 (12.5)4 (15.4)
Lymph node metastasis
LN (–)2921 (61.8)8 (25.0)0.00325 (48.1)4 (28.6)> 0.0520 (47.6)9 (37.5)> 0.0522 (55.0)7 (26.9)0.025
LN (+)3713 (38.2)24 (75.0)27 (51.9)10 (71.4)22 (52.4)15 (62.5)18 (45.0)19 (70.1)
Distant metastasis
M06032 (94.1)28 (87.5)> 0.0548 (92.3)12 (85.7)> 0.0539 (92.9)21 (87.5)> 0.0536 (90.0)24 (92.3)> 0.05
M162 (5.9)4 (12.5)4 (7.7)2 (14.3)3 (7.1)3 (12.5)4 (10.0)2 (7.7)
Vascular invasion
V (–)4027 (79.4)13 (40.6)0.00134 (65.4)6 (42.9)> 0.0531 (73.8)9 (37.5)0.00428 (70.0)12 (46.2)> 0.05
V (+)267 (20.6)19 (59.4)18 (34.6)8 (57.1)11 (26.2)15 (62.5)12 (30.0)14 (53.8)
TNM stage
I+ II3222 (64.7)10 (31.2)0.00727 (51.9)5 (35.7)> 0.0521 (50.0)11 (45.8)> 0.0524 (60.0)8 (30.8)0.02
III + IV3412 (35.3)22 (68.8)25 (48.1)9 (64.3)21 (50.0)13 (54.2)16 (40.0)18 (69.2)
Table 5 Correlation between four phenotypes of gastric SRC carcinoma and clinicopathologic features n (%)
Four phenotypes of gastric SRC carcinoma
FactorsnG type (n = 17)I type (n = 10)GI type (n = 31)UC type (n = 8)
Gender
Male328 (47.1)5 (50.0)15 (48.4)4 (50.0)
Female349 (52.9)5 (50.0)16 (51.6)4 (50.0)
Age (yr)
Mean ± SE6653.7 ± 2.949.1 ± 4.054.7 ± 2.552.8 ± 4.3
Tumor diameter
< 5.0 cm3215 (88.2)a3 (30.0)b10 (32.3)4 (50.0)
≥ 5.0 cm342 (11.8)a7 (70.0)b21 (67.7)4 (50.0)
Depth of wall invasion
T1137 (41.2)c3 (30.0)1 (3.2)2 (25.0)
T2225 (29.1)c2 (20.0)12 (38.7)3 (37.5)
T3224 (23.5)c2 (20.0)13 (41.9)3 (37.5)
T491 (5.9)c3 (30.0)5 (16.1)0
Lymph node metastasis
LN (–)2913 (76.5)c4 (40.0)8 (25.8)4 (50.0)
LN (+)374 (23.5)c6 (60.0)23 (74.2)4 (50.0)
Distant metastasis
M06016 (94.1)8 (80.0)28 (90.3)8 (100)
M161 (5.9)2 (20.0)3 (9.7)0
Vascular invasion
V (–)4015 (88.2)c7 (70.0)12 (38.7)6 (75.0)
V (+)262 (11.8)c3 (30.0)19 (61.3)2 (25.0)
TNM stage
I+ II3212 (70.6)d4 (40.0)12 (38.7)4 (50.0)
III + IV345 (29.1)d6 (60.0)19 (61.3)4 (50.0)
IM
IM (–)4611 (64.7)6 (60.0)23 (74.2)6 (75.0)
IM (+)206 (35.3)4 (40.0)8 (25.8)2 (25.0)