rs1800796

This is a coding sequence variant variant in the IL6 gene.

Research that mentions this SNP (15)

Genetics of IL6 polymorphisms: Case–control study of the risk of endometrial cancer
AssociationN=279Junhong Cai et al.(2019)· Molecular Genetics & Genomic Medicine

Case-control study of 81 endometrial cancer patients and 198 controls in Hainan Chinese Han women examined IL4 and IL6 gene polymorphisms. Two IL6 SNPs showed significant associations with endometrial cancer risk: rs1524107 (T/C, OR = 1.61, p = 0.0155) and rs2066992 (T/G, OR = 3.09, p = 3.13 × 10⁻⁹). No IL4 SNPs were significantly associated with endometrial cancer risk.

Traits studied:Endometrial cancer
Genetic variants in noncoding PIWI‐interacting RNA and colorectal cancer risk
AssociationN=280Haiyan Chu et al.(2015)· Cancer

This PhD thesis investigated pharmacogenetics of microRNAs and immune system genes in locally advanced rectal cancer (LARC) patients treated with neoadjuvant chemoradiotherapy. In 265 LARC patients, five SNPs were identified as predictive biomarkers of pathological response: DROSHA-rs10719 (OR=1.87, p=0.0274) and SMAD3-rs17228212 (OR=2.01, p=0.0049) were unfavorable, while SMAD3-rs744910 (OR=0.45, p=0.0153), SMAD3-rs745103 (OR=0.48, p=0.0471), and TRBP-rs6088619 (OR=0.39, p=0.0125) were protective. In 235 LARC patients, three prognostic biomarkers for 2-year disease-free survival were identified: IL17F-rs641701 (HR=3.23, p=0.003), IL17F-rs9463772 (HR=2.89, p=0.002), and STAT3-rs8069645 (HR=0.50, p=0.044).

Traits studied:Chemoradiotherapy responseDisease-free survivalLocally advanced rectal cancerOverall survivalPathological complete responseTumour regression grade
Association of TGFB1 29C/T and IL6 -572G/C polymorphisms with developmental hip dysplasia: a case–control study in adults with severe osteoarthritis
AssociationN=220Tomislav Čengić et al.(2015)· International Orthopaedics

A case-control study in 220 adults with severe hip osteoarthritis found associations between TGFB1 29T>C (rs1800470) and IL6 -572G>C (rs1800796) polymorphisms with developmental dysplasia of the hip (DDH). The TGFB1 C/C genotype was associated with increased DDH risk (OR=2.42, p=0.032), the IL6 C/C genotype with stronger association (OR=6.36, p<0.001), and combined risk genotypes at both loci showed the strongest association (OR=11.3, p<0.001), suggesting a potential interaction between these cytokines in DDH pathogenesis.

Traits studied:Developmental dysplasia of the hip (DDH)Hip osteoarthritis
Association of Variants in IL2RA With Progression of Joint Destruction in Rheumatoid Arthritis
ReviewKnevel R. et al.(2013)· Arthritis &amp; Rheumatism

This systematic literature review examines interleukin and interleukin receptor gene polymorphisms associated with rheumatoid arthritis (RA) pathogenesis, diagnostics, and treatment. The paper summarizes polymorphisms in multiple IL genes (IL-1B rs16944, rs1143634; IL-6 rs1800795, rs1800796; IL-10 rs1800896; IL-23R rs11209026; IL-17A rs2275913 and others) across diverse populations, their associations with RA susceptibility and disease severity, and discusses current and future immunologic therapeutic targets including TNF inhibitors and IL-6 receptor antagonists.

Traits studied:ACPA (anti-citrullinated protein antibody) positivityDisease severityErosive joint damageRadiographic progressionRheumatoid arthritis
Polymorphisms of the Interleukin 6 gene contribute to cervical cancer susceptibility in Eastern Chinese women
AssociationN=3,352Ting-Yan Shi et al.(2013)· Human Genetics

Two-stage case-control study (1,584 cervical cancer cases, 1,768 controls) in Eastern Chinese women found IL6 rs2069837 SNP associated with increased cervical cancer risk (OR 1.27, 95% CI 1.08-1.49, dominant model, p=0.004; OR 1.19, 95% CI 1.04-1.36, additive model, p=0.014). IL6 rs2069837 AG/GG carriers showed significantly higher IL6 protein expression levels than AA carriers. Evidence of gene-environment interaction with age at primiparity and menopausal status in cervical cancer development.

Traits studied:Cervical cancerCervical intraepithelial neoplasia
Associations between interleukin‐6 gene −174 C/G and −572 C/G polymorphisms and the risk of gastric cancer: A meta‐analysis
AssociationN=213Yan‐Wei Yin et al.(2012)· Journal of Surgical Oncology

Turkish case-control study examining TRAIL and TRAIL-DR4 gene polymorphisms in gastric cancer. Compared TRAIL C1595T (rs1131580) and TRAIL-DR4 C626G (rs20575) genotype frequencies between 50 gastric cancer patients and 163 healthy controls. No significant association found between either polymorphism and gastric cancer risk (p>0.256, p>0.189) or clinical parameters including tumor stage, lymph node involvement, distant metastasis, and perineural invasion. Serum TRAIL levels were also not significantly different between groups (p>0.33).

Traits studied:Gastric cancerGastric cancer susceptibility
Genetic variation in the RANKL/RANK/OPG signaling pathway is associated with bone turnover and bone mineral density in men
AssociationN=159Delnaz Roshandel et al.(2010)· Journal of Bone and Mineral Research

This case-control study of 159 Ukrainian individuals (144 born macrosomic, 27 normosomic) investigates genetic associations with deciduous tooth eruption timing. The study identified associations between RANKL rs9594759 (multiplicative model, increased risk of delayed eruption) and IL10 rs1800896 (overdominant model, increased risk of delayed eruption). CYP19A1 rs2414096 G allele and ESR1 rs9340799 -351 A allele were found as risk factors for fetal macrosomia formation. RANKL and IL10 variants showed multidirectional modifying effects on tooth eruption timing in macrosomic individuals.

Traits studied:Bone metabolismDeciduous tooth eruption timing (premature and delayed eruption)Fetal macrosomia
Single nucleotide polymorphisms of 8 inflammation‐related genes and their associations with smoking‐related cancers
AssociationN=3,715Sam S. Oh et al.(2010)· International Journal of Cancer

This case-control study evaluated 12 SNPs in 8 inflammation-related genes across three studies (Los Angeles, Taixing China, and Memorial Sloan-Kettering) involving 2,049 smoking-related cancer cases and 1,666 controls. IL10 rs1800871 was inversely associated with oropharyngeal cancer (aOR: 0.69, 95% CI: 0.50-0.95) and positively associated with lung cancer among never smokers (aOR: 2.5, 95% CI: 1.3-5.1). TNF rs1799964 was inversely associated with smoking-related cancer in pooled never smokers (aOR: 0.36, 95% CI: 0.17-0.77). After Bayesian correction for multiple comparisons, IL10 rs1800871 and TNF rs1799964 emerged as noteworthy susceptibility markers for smoking-related cancers.

Traits studied:Bladder cancerEsophageal cancerKidney cancerLaryngeal cancerLiver cancerLung cancerOropharyngeal cancerSmoking-related cancersStomach cancer
The role of cigarette smoking and statins in the development of postmenopausal osteoporosis: a pilot study utilizing the Marshfield Clinic Personalized Medicine Cohort
AssociationN=602Giampietro PF et al.(2010)· Osteoporosis International

A nested case-control study of 309 postmenopausal osteoporotic women and 293 controls found that the IL6 -634G>C SNP (rs1800796) was associated with osteoporosis (OR 2.51, p=0.0047), independent of smoking or statin use. Additionally, the LRP5 C135242T SNP (rs545382) showed association with osteoporosis specifically in cigarette smokers (OR 2.8, p=0.03), suggesting a gene-environment interaction.

Traits studied:Bone mineral densityOsteoporosis
Variability in Ethanol Biodisposition in Whites Is Modulated by Polymorphisms in the Adh1b and Adh1c Genes
ReviewCarmen Martínez et al.(2010)· Hepatology

A comprehensive review of nutrigenetics and nutrigenomics examining how genetic variants influence individual responses to nutrients and dietary interventions. The paper discusses associations between numerous SNPs (rs9939609 in FTO, rs2287019 in GIPR, rs7903146 in TCF7L2, rs5219 in KCNJ11, and many others) and metabolic traits including obesity, type 2 diabetes, and other chronic diseases, along with epigenetic mechanisms by which phytochemicals (curcumin, resveratrol, lycopene) modulate gene expression. The review synthesizes current evidence for precision nutrition approaches tailored to individual genetic profiles.

Traits studied:Bone density/osteoporosisCaffeine sensitivityCardiovascular diseaseCeliac diseaseCerebrovascular diseaseCoronary heart diseaseDetoxification capacityEating behaviorGlucose homeostasisHistamine intoleranceInflammatory diseasesInsulin resistanceLactose intoleranceLeptin resistanceMetabolic syndromeNickel intoleranceObesityOsteoarthritisOverweightType 2 diabetes
Association of IL10 and Other immune response‐ and obesity‐related genes with prostate cancer in CLUE II
AssociationN=516Ming‐Hsi Wang et al.(2009)· The Prostate

Nested case-control study of 258 prostate cancer cases and 258 matched controls in the CLUE II prospective cohort examining genetic variants in inflammation and obesity-related genes. The IL10 -1082G>A variant (rs1800896, A allele) was positively associated with prostate cancer risk (AG vs GG: OR=1.69, 95% CI 1.10-2.60; AA vs GG: OR=1.81, 95% CI 1.11-2.96), while a TLR4 variant (rs4986790) showed inverse association, and no consistent associations were found for obesity-related gene variants.

Traits studied:Prostate cancer
Confirmation of STAT4, IL2/IL21, and CTLA4 polymorphisms in rheumatoid arthritis
ReviewNina A. Daha et al.(2009)· Arthritis &amp; Rheumatism

This systematic literature review examines interleukin (IL) and interleukin receptor gene polymorphisms associated with rheumatoid arthritis (RA), covering studies from the past 10 years. The review discusses the pathogenesis of RA as a multifactorial autoimmune disease where genetic factors account for approximately 60% of disease risk. Multiple polymorphisms across IL-1, IL-2, IL-4, IL-6, IL-8, IL-10, IL-15, IL-17, IL-18, and IL-23R genes have been investigated in various populations, with inconsistent results across populations. The paper also reviews current and future therapeutic targets including anti-TNF, anti-IL-1, anti-IL-6, and anti-IL-17 treatments.

Traits studied:Rheumatoid arthritis
Tumor markers and rectal cancer: Support for an inflammation‐related pathway
AssociationN=1,955Martha L. Slattery et al.(2009)· International Journal of Cancer

A population-based case-control study of 750 rectal cancer cases and 1205 controls examined associations between inflammation-related factors and specific rectal tumor mutations. IL6 rs1800796 polymorphisms, ibuprofen use, and dietary antioxidants were associated with TP53 mutations (OR 0.41 for alpha tocopherol, p trend 0.02; OR 0.51 for beta carotene, p trend 0.03), with stronger associations for TP53 transversion mutations. These findings support an inflammation-related pathway in rectal cancer development.

Traits studied:CIMP (CpG Island Methylator Phenotype) positive tumorsKRAS2 mutationsRectal cancerTP53 mutations
Fine-mapping the genetic basis of CRP regulation in African Americans: a Bayesian approach
AssociationN=594Benjamin Rhodes et al.(2008)· Human Genetics

Fine-mapping study of C-reactive protein (CRP) regulation in 594 African Americans using dense SNP genotyping and Bayesian model selection. Found rs3091244(T) allele as the key functional variant regulating CRP expression with additive effects (Bayes factor >100), explaining 5.20% of CRP variance with β=0.312 (95% CI 0.146-0.491). Secondary analysis supported a two-SNP model including rs12728740, which segregated with European-origin haplotypes. The study demonstrates that weaker linkage disequilibrium in African Americans resolved genetic ambiguity seen in European populations.

Traits studied:C-reactive protein levelsCardiovascular disease susceptibility
TNF polymorphisms and prostate cancer risk
AssociationN=627Kim N. Danforth et al.(2008)· The Prostate

This cross-sectional study of 627 unvaccinated COVID-19 patients examined associations between cytokine gene polymorphisms and COVID-19 severity. Five polymorphisms were significantly associated with severe disease: TNF-α rs1800610 A allele (OR=1.50), IL-6 rs1800796 C allele (OR=1.64), IL-10 rs1800871 T allele (OR=1.94), IL-10 rs1800872 A allele (OR=1.87), and CCL5 rs3817656 G allele (OR=1.64). IL-10 rs1800629 was protective against moderate and severe disease.

Traits studied:COVID-19 mortalityCOVID-19 severity

About IL6

This gene encodes a cytokine that functions in inflammation and the maturation of B cells. In addition, the encoded protein has been shown to be an endogenous pyrogen capable of inducing fever in people with autoimmune diseases or infections. The protein is primarily produced at sites of acute and chronic inflammation, where it is secreted into the serum and induces a transcriptional inflammatory response through interleukin 6 receptor, alpha. The functioning of this gene is implicated in a wide variety of inflammation-associated disease states, including suspectibility to diabetes mellitus and systemic juvenile rheumatoid arthritis. Elevated levels of the encoded protein have been found in virus infections, including COVID-19 (disease caused by SARS-CoV-2). [provided by RefSeq, Aug 2020]

View all IL6 variants →

Gene information from NCBI Gene. Variant classifications from ClinVar.

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