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AllergiesEvidence 1B
rs2070874 · IL4
Risk allele: A
Risk-Allele Phenotype
IL-4 -590C/T promoter variant; A allele increases IL-4 secretion and atopic predisposition.
Reference-Allele Phenotype
Ancestral allele (G) reduced IL-4 expression.
Evidence Level
1B — Strong — single high-quality study See methodology for how we grade evidence.
Cross-References
Informational only
This page summarizes population-level evidence about a genetic variant. It is not a diagnosis. Your individual risk depends on your full genome, lifestyle, environment, and family history. Consult a healthcare provider for personalized medical advice.
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