|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
This meta-analysis suggests that the GSTT1 null genotype may contribute to increased risk of colorectal cancer.
|
23773486 |
2013 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
GSTM1 and GSTT1 polymorphisms and colorectal cancer risk in Chinese population: a meta-analysis.
|
22237425 |
2012 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
This meta-analysis suggests that the GSTT1 null genotype contributes to an increased colorectal cancer risk in the Asian population.
|
21916987 |
2012 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Common polymorphisms in GSTM1, GSTT1, GSTP1, GSTA1 and susceptibility to colorectal cancer in the Central European population.
|
22697302 |
2012 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Association of GSTM1, GSTT1, GSTP1 and CYP2E1 single nucleotide polymorphisms with colorectal cancer in Iran.
|
22228187 |
2012 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Our results suggest that co-exist of GSTM1 null, GSTT1 null and the variant GSTP1 105Val or 114Val allele may be predisposing risk factors for colorectal cancer in Indian population.
|
20688591 |
2011 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Thus, a meta-analysis was performed to clarify the effects of GSTT1 polymorphism on the risk of developing colorectal cancer.
|
22296370 |
2011 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Of the gene-gene interactions studied, the composite genotype of CYP1A1*2A or CYP1A1*2C and GSTT1 polymorphisms was associated with a decreased risk of colorectal cancer, showing a nearly statistically significant (Pinteraction = 0.06) or significant interaction (Pinteraction = 0.02).
|
20534171 |
2010 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
There was a small increased risk of colorectal cancer for individuals with GSTT1 null, especially for Caucasians populations and Asian populations.
|
19798506 |
2010 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
GSTM1 and GSTT1 null genotypes confer additional risk for colorectal cancer in Caucasian populations.
|
20207535 |
2010 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
The principal outcome measure was the odds ratio (OR) with 95% confidence interval (CI) for the risk of colorectal cancer associated with GSTT1 null genotype.
|
20061204 |
2010 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Association between exposure-relevant polymorphisms in CYP1B1, EPHX1, NQO1, GSTM1, GSTP1 and GSTT1 and risk of colorectal cancer in a Czech population.
|
20878130 |
2010 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
The three-way interaction analysis revealed that interactions between GSTM1 genotype and cigarette smoking and between GSTT1 genotype and alcohol drinking further modified the oxidative stress contribution for colorectal cancer (p for interaction were 0.067 and 0.054, respectively).
|
19933708 |
2010 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
The null genotypes of GSTM1 and GSTT1 were not significantly associated with elevated risk of gastric (OR = 1.070, 95% CI = 0.935-1.224; OR = 1.101, 95% CI = 0.963-1.259, respectively) or colorectal cancer (OR = 1.065, 95% CI = 0.923-1.228; OR = 1.041, 95% CI = 0.903-1.200, respectively).
|
19960570 |
2009 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
Biomarker
|
disease |
BEFREE |
Genetic variation in genes for the xenobiotic-metabolizing enzymes CYP1A1, EPHX1, GSTM1, GSTT1, and GSTP1 and susceptibility to colorectal cancer in Lynch syndrome.
|
18768509 |
2008 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
We found that men featuring the CYP1A1*2C G/G genotype, the GSTT1 null genotype and XPD 751 with the Gln allele were associated with an elevated risk of colorectal cancer than were men who did not exhibit such genetic features.
|
17191090 |
2007 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Colorectal cancer: the risk is greater for carriers of the GSTM1 null genotype (odds ratio [OR] = 1.91, 95% confidence interval [CI] = 1.25-2.91), for carriers of the GSTT1 null genotype (OR = 3.62, 95% CI = 2.34-5.62), and for simultaneous carriers of both GSTM1 and GSTT1 null genotypes (OR = 4.98, 95% CI = 2.77-9.00).
|
16886896 |
2006 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
Biomarker
|
disease |
BEFREE |
The beneficial effects of vegetable/fruit intake on colorectal cancer were much higher for men with GSTT1 present (OR = 0.32, 95%CI = 0.20-0.50) or GSTP1 A/A genotypes (OR = 0.40, 95%CI = 0.25-0.64).
|
15770723 |
2005 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
In addition, the frequencies of the GSTM1 and GSTT1 deletion genotypes differed significantly between the cases and controls for current smokers; the GSTT1 null genotype especially is associated with a greater risk of colorectal cancer (OR = 2.44, 95% CI: 1.24-4.81).
|
15932063 |
2005 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Risks for colorectal cancer are significantly associated with the genetic polymorphisms of GSTT1 deletion, NAT2-rapid acetylator phenotype and genotye and NAT2-rapid acetylator phenotype.
|
15637738 |
2005 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Our results suggest that GSTT1 and GSTP1 could play a role in the occurrence of KRAS2 and TP53 mutations in colorectal cancer and generate a hypothesis on the dietary factors that could be incriminated.
|
15069679 |
2004 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
Biomarker
|
disease |
BEFREE |
Glutathione S-transferase (GSTM1 and GSTT1)-dependent risk for colorectal cancer.
|
12530094 |
2003 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Four of the polymorphisms exhibited an increased colorectal cancer risk [GSTT1, NAT2 (phenotype), HRAS1, and ALDH2].
|
12433710 |
2002 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
While the genetic polymorphisms GSTM1 and GSTT1 have drawn particular interest in relation to cancer susceptibility, previous studies of colorectal cancer are inconsistent regarding their role.
|
11165755 |
2001 |
|
Malignant neoplasm of colon and/or rectum
|
0.100 |
Biomarker
|
disease |
BEFREE |
On the other hand, the GSTT1 null genotype in gastric cancer and null genotypes of GSTM1 and GSTT1 in colorectal cancer were not statistically significant.
|
11410321 |
2001 |