Search results for " hla-drb1 gene"

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Heterogeneity at the HLA-DRB1 locus and risk for multiple sclerosis.

2006

Variation in major histocompatibility complex genes on chromosome 6p21.3, specifically the human leukocyte antigen HLA-DR2 or DRB1*1501-DQB1*0602 extended haplotype, confers risk for multiple sclerosis (MS). Previous studies of DRB1 variation and both MS susceptibility and phenotypic expression have lacked statistical power to detect modest genotypic influences, and have demonstrated conflicting results. Results derived from analyses of 1339 MS families indicate DRB1 variation influences MS susceptibility in a complex manner. DRB1*15 was strongly associated in families (P=7.8x10(-31)), and a dominant DRB1*15 dose effect was confirmed (OR=7.5, 95% CI=4.4-13.0, P<0.0001). A modest dose effect…

Models MolecularMaleSequence Homologyimmune system diseasesModelsRisk FactorsDatabases GeneticAdult Alleles Amino Acid Sequence Databases; Genetic Female Genetic Variation Genotype HLA-DR Antigens; chemistry/genetics HLA-DRB1 Chains Humans Male Middle Aged Models; Molecular Molecular Sequence Data Multiple Sclerosis; Chronic Progressive; genetics/immunology Multiple Sclerosis; genetics/immunology Phenotype Risk Factors Sequence Homology; Amino Acidskin and connective tissue diseasesHLA-DRB1Genetics (clinical)GeneticsGeneral MedicineMultiple Sclerosis Chronic ProgressiveMiddle AgedAmino AcidChronic ProgressivePhenotypeFemalemusculoskeletal diseasesAdultMultiple SclerosisGenotypeMolecular Sequence DataLocus (genetics)Human leukocyte antigenBiologyDatabases. Alleles phenotype heterogeneity human leukocyte antigens age of onset chromosomes genes genotype haplotypesmultiple sclerosis relapsing-remitting genetics disability primary progressive multiple sclerosis hla-drb1 gene illness length severity of illnessGeneticGenetic variationGeneticsmedicineHumansAmino Acid SequenceAlleleMolecular BiologyAllelesSequence Homology Amino AcidMultiple sclerosisHaplotypeGenetic VariationMolecularHLA-DR Antigensmedicine.diseasegenetics/immunologychemistry/geneticsImmunologyAge of onsetHLA-DRB1 Chains
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