Epigenetic modifications

Genetic findings for Epigenetic modifications in Chronic Rhinosinusitis with Nasal Polyps

Variants (1)

VariantTypeFrequencySignificance
DNA methylation changes at IL-13, IL-5, FOXP3 lociunknownBroadly observed in polyp tissueHypomethylation at type 2 cytokine loci and hypermethylation at regulatory T-cell loci (FOXP3) in polyp tissue. Suggests environmental epigenetic programming may be more important than germline variants.

Clinical implications

DNA methylation changes at IL-13, IL-5, FOXP3 loci

May explain environmental risk factors. Epigenetic therapies are a future possibility.

Related hypotheses

Epigenetic reprogramming by environmental exposures shapes disease susceptibility

30
emerging·25 studies

Sources (1)

DetailsBrar T et al. (2019) Genomewide epigenetic study shows significant DNA hypermethylation in chronic rhinosinusitis versus control ethmoidal tissue. · J Allergy Clin ImmunolDOI