Document Type : Research Articles
                            
                        
                                                    Authors
                            
                                                            
                                                                            1
                                                                        Student of Research Committee, Faculty of Allied Medicine, Kerman University of Medical Sciences, Kerman, Iran.                                
                                                            
                                                                            2
                                                                        Department of Hematology and Medical Laboratory Sciences, Faculty of Allied Medicine, Kerman University of Medical Sciences, Kerman, Iran.                                
                                                            
                                                                            3
                                                                        Department of Hematology and Blood Banking, Faculty of Allied Medicine, Iran University of Medical Science, Tehran, Iran                                
                                                            
                                                                            4
                                                                        Department of Biochemistry, School of Medicine, Kerman University of Medical Sciences, Kerman, Iran.                                
                                                            
                                                                            5
                                                                        Student Research Committee, School of Medicine, Kerman University of Medical Sciences, Kerman, Iran.                                
                                                            
                                                                            6
                                                                        Hematology-Oncology and Stem Cell Transplantation Research Center, Tehran University of Medical Sciences, Tehran, Iran.                                
                                                            
                                                                            7
                                                                        Cellular and Molecular Research Center, Gerash University of Medical Sciences, Gerash, Iran.                                
                            
                                                                            
                        
                        
                            Abstract
                            Objective: This study seeks to elucidate the association between HLA-A, HLA-B, and HLA-DRB1 alleles and their relative risk contributions to ALL within an Iranian cohort. Methods: Utilizing a robust case-control design, this research involved 71 ALL patients and 71 age and sex-matched healthy individuals. Genotyping of specified HLA alleles was performed using the advanced PCR-SSP technique. Results: Our findings reveal a marked increase in the prevalence of the HLA-DRB1*04 allele among patients diagnosed with ALL compared to the control group (P<0.027). Conversely, the alleles HLA-A*26 (P=0.025), HLA-A*33 (P=0.020), and HLA-DRB1*03 (P=0.035) were observed at significantly reduced frequencies within the patient population. Conclusion: Our findings highlight HLA-DRB1*04 as a potential genetic marker for increased susceptibility to ALL, while HLA-A*26, HLA-A*33, and HLA-DRB1*03 emerge as protective factors.
                        
                        
                        
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