Background: Indians are known to have the highest rates of coronary artery disease (CAD), with the conventional risk factors failing to explain the increased risk. Possible candidate genes to study both the environmental and genetic risk associated with CAD is the glutathione S-transferase (GST) family, as it is involved in detoxification.
Methods: This case-control assessed the association between GSTM1 and GSTT1 polymorphisms in Indian patients with CAD. Fifty patients with CAD and 50 healthy volunteers were genotyped for the two polymorphisms by polymerase chain reaction. The genotype frequencies between the groups were compared, where a p-value of less than 0.05 was considered as statistically significant.
Results: There was a significant inverse association between GSTT1 null polymorphism and CAD susceptibility.
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http://dx.doi.org/10.1016/j.ihj.2024.03.002 | DOI Listing |
Braz J Med Biol Res
December 2024
Laboratório de Patologia Molecular, Instituto de Ciências Biológicas, Universidade Federal de Goiás, Goiânia, GO, Brasil.
This genetic association study including 120 patients with type 2 diabetes mellitus (T2DM) and 166 non-diabetic individuals aimed to investigate the association of polymorphisms in the genes GSTM1 and GSTT1 (gene deletion), GSTP1 (rs1695), ACE (rs4646994), ACE2 (rs2285666), VEGF-A (rs28357093), and MTHFR (rs1801133) with the development of T2DM in the population of Goiás, Brazil. Additionally, the combined effects of these polymorphisms and the possible differences between sexes in susceptibility to the disease were evaluated. Finally, machine learning models were integrated to select the main risk characteristics for the T2DM diagnosis.
View Article and Find Full Text PDFJ Cancer Epidemiol
November 2024
Department of Biochemistry and Molecular Biology, University of Dhaka, Dhaka, Bangladesh.
Glutathione S-transferases (GSTs) play a significant role in carcinogen detoxification, and hence, polymorphisms of this gene may lead to lung cancer susceptibility. Accordingly, this study is aimed at investigating GSTM1 and GSTT1 polymorphisms' association with lung cancer risk and their effects on the toxicities of platinum-based chemotherapy used to treat Bangladeshi lung cancer patients. The study subjects comprised 180 lung cancer patients and 200 healthy volunteers.
View Article and Find Full Text PDFPathol Res Pract
December 2024
Post-Graduate Program in Adult Health (PPGSAD), Federal University of Maranhão (UFMA), Av. dos Portugueses, 1966, São Luís, Maranhão 65080-805, Brazil. Electronic address:
Deletions of the GSTT1 and GSTM1 are associated with chemical carcinogenesis and genitourinary malignancies like bladder cancer, where they correlate with increased tumor aggressiveness. In uterine cervical lesions, GSTT1 and GSTM1 deletions have also been suggested to facilitate the persistence of human papillomavirus (HPV) infection and HPV-induced carcinogenesis. This work addresses the hypothesis that GSTT1/GSTM1 deletions are associated with presence of HPV DNA and aggressiveness in penile cancer, a rare malignancy with HPV+ and HPV- subtypes.
View Article and Find Full Text PDFPublic Health Genomics
November 2024
Occupational Health Research Institute, Beijing Institute of Occupational Disease Prevention and Treatment, Beijing, China.
Introduction: In noise-induced hearing loss (NIHL), glutathione S-transferases (GSTs) play a pivotal role as antioxidants in cochlear protection. Nevertheless, the variability in population and environmental factors complicates the interpretation of research findings on the association among GST gene polymorphism, GST enzyme activity, and NIHL, leading to inconsistent results. To explore the potential correlation between them, we took a cross-sectional survey.
View Article and Find Full Text PDFCancer Epidemiol
December 2024
Faculty of Education, University of Kufa, Najaf, Iraq.
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