Original Article
Copyright ©2010 Baishideng.
World J Gastroenterol. Jan 14, 2010; 16(2): 176-183
Published online Jan 14, 2010. doi: 10.3748/wjg.v16.i2.176
Table 1 Primer sequences for the analysed variants
GeneSNPPrimers (5’-3’)
IL23Rrs1004819F: GCATTCTAGGACCGTTTTGG
R: ATCTGGTGGAAATATGTGAAACCTA
IL23Rrs2201841F: GGCAAAAGGGAATTGAGAGG
R: GGCCTATGATTATGCTTTTTCCTG1
ATG16L1rs2241880F: CTCTGTCACCATATCAAGCGTGG
R: TCTAGAAGGACAGGCTATCAACAGATG
CARD15rs2066844F: GAGCCGCACAACCTTCAGATC
R: ACTTGAGGTGCCCAACATTCAG
CARD15rs2066845F: GAGGCCACTCTGGGATTGAG
R: TAGACTCTGAAGCTTACCTGCGC1
CARD15rs2066847F: TGGCTAACTCCTGCAGTCTC
R: GATCCTCAAAATTCTGCCATTC
IGR2198a_1rs11739135F: AGACACTGGGACATCATCTGTCTG
R: GGGCAATTCTATGAGGACATTTAGA
IGR2096a_1rs12521868F: CAAGATTTCTGCCATAGCCTCCT
R: GGAGGGTGGTGTAGCCAGAGTAG
Table 2 Case-control genotypes and allele frequencies of variants in IL23R, ATG16L1, CARD15 and IBD5 n (%)
CD (n = 315)Controls (n = 314)OR (95% CI)1P
IL23R (rs1004189)
GG119 (37.8)151 (48.1)
GA152 (48.3)140 (44.6)
GA+AA196 (62.2)163 (51.9)1.50 (1.09-2.08)0.013a
AA44 (14.0)23 (7.3)2.05 (1.20-3.50)0.008a
RAF0.3810.2960.001a
IL23R (rs2201841)
TT131 (41.6)152 (48.4)
TC139 (44.1)145 (46.2)
TC+CC184 (58.4)162 (25.8)1.28 (0.93-1.76)0.14
CC45 (14.3)17 (5.4)2.97 (1.65-5.33)< 0.001a
RAF0.3630.2850.003a
ATG16L1 T300A (rs2241880)
AA56 (17.8)72 (22.9)
AG151 (47.9)163 (51.9)
AG+GG259 (82.2)242 (77.1)1.45 (0.98-2.17)0.06
GG108 (34.3)79 (25.2)1.69 (1.19-2.41)0.004a
RAF0.5830.5110.011a
CARD15 R702W (rs2066844)
CC275 (87.3)294 (93.6)
CT38 (12.1)18 (5.7)
CT+TT40 (12.7)20 (6.4)2.13 (1.19-3.80)0.011a
TT2 (0.6)2 (0.6)0.62 (0.06-6.98)0.70
RAF0.0670.0350.011a
CARD15 G908R (rs2066845)
GG299 (94.9)305 (97.1)
GC16 (5.1)9 (2.9)
GC+CC16 (5.1)9 (2.9)1.65 (0.71-3.86)0.24
CC0 (0.0)0 (0.0)NCNC
RAF0.0250.0140.17
CARD15 L1007fs (rs2066847)
- -264 (83.8)291 (92.7)
- insC42 (13.3)23 (7.3)
- insC+insC insC51 (16.2)23 (7.3)2.57 (1.51-4.36)< 0.001a
insC insC9 (2.9)0 (0.0)NCNC
RAF0.0950.037< 0.001a
CARD15 status2
-220 (69.8)262 (83.4)
+95 (30.2)52 (16.6)2.17 (1.46-3.21)< 0.001a
IGR2198a_1 (rs11739135)
GG91 (28.9)120 (38.2)
GC160 (50.8)144 (45.9)
GC+CC251 (79.7)194 (61.8)1.54 (1.10-2.15)0.013a
CC64 (20.3)50 (15.9)1.32 (0.87-1.99)0.19
RAF0.4570.3890.014a
IGR2096a_1 (rs12521868)
GG94 (29.8)120 (38.2)
GT149 (47.3)142 (45.2)
GT+TT296 (94.0)262 (83.4)1.44 (1.03-2.02)0.034a
TT72 (22.9)52 (16.6)1.45 (0.97-2.17)0.07
RAF0.4650.3920.009a
Table 3 Pairwise analysis of interactions of CARD15, IBD5 (IGR2198a_1), ATG16L1 and IL23R to risk of CD
ModelOR (95% CI)P
IL23R rs1004189 * ATG16L11.51 (0.73-3.11)0.26
IL23R rs2201841 * ATG16L11.01 (0.29-3.57)0.99
IL23R rs1004189 * CARD15 status11.20 (0.54-2.67)0.65
IL23R rs2201841 * CARD15 status1.57 (0.30-8.31)0.60
IL23R rs1004189 * IGR2198a_11.30 (0.71-2.36)0.40
IL23R rs2201841 * IGR2198a_10.46 (0.12-1.75)0.25
ATG16L1 * CARD15 status1.49 (0.59-3.80)0.40
ATG16L1 * IGR2198a_10.95 (0.45-2.00)0.89
CARD15 status * IGR2198a_10.75 (0.33-1.71)0.49
Table 4 Genotype-specific CD odds ratios1 (with 95% CI) for combinations of variants in IL23R, ATG16L1 and CARD15
CARD15 R702W
CARD15 G908R
CARD15 L1007fs
CARD15 status
ATG16L1
CCCT+TTGGGC+CC- -- insC+insC insC-+AA+AGGG
IL23R rs1004189
GG12.35 (1.03-5.34)a11.55 (0.46-5.21)12.85 (1.28-6.35)a12.100 (1.17-3.76)a11.16 (0.68-1.99)
GA+AA1.56 (1.12-2.19)a3.18 (1.45-6.97)a1.51 (1.09-2.09)a3.23 (0.99-10.57)1.57 (1.12-2.20)a3.40 (1.69-6.82)a1.50 (1.04-2.16)a3.33 (1.96-5.67)a1.34 (0.92-1.95)2.51 (1.55-4.08)a
IL23R rs2201841
TT+TC12.25 (1.26-4.03)a11.49 (0.62-3.59)12.43 (1.42-4.18)a12.12 (1.42-3.16)a11.48 (1.03-2.14)a
CC3.04 (1.67-5.57)a4.75 (0.53-42.81)2.69 (1.49-4.86)aNC2.89 (1.57-5.32)a8.52 (1.04-69.74)a2.70 (1.42-5.15)a9.15 (2.05-40.74)a2.67 (1.31-5.44)a4.68 (1.72-12.78)a
ATG16L1
AA+AG12.20 (1.14-4.26)a11.44 (0.56-3.72)12.37 (1.29-4.34)a12.12 (1.35-3.31)a--
GG1.57 (1.09-2.25)a3.18 (1.11-9.08)a1.51 (1.06-2.14)a6.91 (0.83-57.92)1.54 (1.07-2.22)a4.27 (1.54-11.79)a1.54 (1.04-2.27)a3.82 (1.86-7.86)a--
Table 5 Genotype-specific CD odds ratios1 (with 95% CI) for combinations of variants in IBD5, IL23R and ATG16L1
IL23R rs1004189
IL23R rs2201841
ATG16L1
GGGA+AATT+TCCCAA+AGGG
IGR2198a_1
GG11.43 (0.80-2.53)14.83 (1.52-15.37)a11.71 (0.94-3.09)
GC+CC1.45 (0.84-2.48)2.44 (1.43-4.15)a1.58 (1.11-2.24)a3.66 (1.81-7.41)a1.60 (1.07-2.38)a2.38 (1.46-3.87)a
IGR2096a_1
GG11.55 (0.88-2.73)14.03 (1.39-11.62)a11.63 (0.91-2.92)
GT+TT1.49 (0.87-2.56)2.41 (1.42-4.09)a1.50 (1.06-2.13)a3.71 (1.80-7.67)a1.50 (1.01-2.24)a2.32 (1.42-3.79)a
Table 6 Genotype-specific CD odds ratios1 (with 95% CI) for combinations of variants in IBD5 and CARD15
CARD15 R702W
CARD15 G908R
CARD15 L1007fs
CARD15 status
CCCT+TTGGGC+CC- -- insC+insC insC-+
IGR2198a_1
GG13.17 (1.15-8.69)a11.79 (0.39-8.22)13.04 (1.30-7.14)a12.65 (1.36-5.17)a
GC+CC1.60 (1.13-2.27)a2.819 (1.39-5.72)a1.52 (1.08-2.13)a2.69 (0.97-7.45)1.61 (1.13-2.31)a3.58 (1.80-7.16)a1.63 (1.11-2.39)a3.19 (1.90-5.37)a
IGR2096a_1
GG13.07 (1.20-7.86)a12.19 (0.51-9.41)12.43 (1.06-5.59)a12.46 (1.29-4.69)a
GT+TT1.55 (1.09-2.20)a2.75 (1.32-5.70)a1.47 (1.05-2.06)a2.41 (0.86-6.77)1.48 (1.03-2.11)a3.74 (1.85-7.54)a1.54 (1.05-2.26)a3.18 (1.87-5.39)a