Evidence map›Paper›PMID 42117496›Full record

ArticleInternational forum of allergy & rhinology2026

Female-Specific Risk of TAS2R Variants in Chronic Rhinosinusitis: A Hospital-Based Cohort Study From the Taiwan Precision Medicine Initiative.

Rong-San Jiang, Man-Wei Hua, I-Chieh Chen, Yi-Ming Chen, Shun-Hung Lin, Kuan-Yu Lai, Yi-Chen Chen

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Article in International forum of allergy & rhinology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

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3citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

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3 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

7 authors.

Rong-San JiangDepartment of Otolaryngology, Tungs' Taichung Metroharbor Hospital, Taichung, Taiwan.ORCID https://orcid.org/0000-0002-8280-6029
Man-Wei HuaDepartment of Otolaryngology, Taichung Veterans General Hospital, Taichung, Taiwan.
I-Chieh ChenDepartment of Medical Research, Taichung Veterans General Hospital, Taichung, Taiwan.
Yi-Ming ChenDepartment of Medical Research, Taichung Veterans General Hospital, Taichung, Taiwan.
Shun-Hung LinDepartment of Otolaryngology, Taichung Veterans General Hospital, Taichung, Taiwan.
Kuan-Yu LaiDepartment of Otolaryngology, Taichung Veterans General Hospital, Taichung, Taiwan.
Yi-Chen ChenDepartment of Medical Research, Taichung Veterans General Hospital, Taichung, Taiwan.ORCID https://orcid.org/0000-0002-7823-3694

Funding

Taichung Veterans General Hospital Research Program TCVGH-1153905B
6 · The paper itself

Abstract

backgroundBitter taste receptors (T2Rs) function in the innate immune defense of the sinonasal mucosa; however, the genetic association between the TAS2R gene family and chronic rhinosinusitis (CRS) remains understudied in Asian populations. This study aimed to investigate the impact of these genetic variants on CRS susceptibility using a large East Asian Han Chinese genomic database.

methodsThis retrospective case‒control study analyzed the Taiwan Precision Medicine Initiative dataset. We included 826 patients with CRS and 8260 control subjects. Controls were screened using ICD codes to exclude other upper airway disorders and were matched 1:10 to cases by age and sex. Univariable and multivariable logistic regression models, adjusted for relevant clinical covariates, were used to evaluate the independent effects of TAS2R genetic variants. We also conducted stratified analyses based on biological sex and clinical CRS phenotypes.

resultsMultivariable analysis identified TAS2R38 (rs77730028: adjusted odds ratio [aOR] = 1.363, p < 0.001) and TAS2R42 (rs1669424: aOR = 1.143, p = 0.039) as independent risk factors for CRS, whereas TAS2R1 (rs385: aOR = 0.912, p = 0.019) demonstrated a significant protective effect. Our study revealed a marked sexual dimorphism: these genetic associations were almost exclusively driven by the female cohort (in females, the risk effect of TAS2R38 reached an aOR of 1.709, p < 0.001, with no significant association observed in males). The risk effect of TAS2R38 remained consistent across both patients with CRS with nasal polyps and those without nasal polyps.

conclusionGenetic variations within the TAS2R family significantly influence the risk of developing CRS in the Han Chinese population, demonstrating a specific female-driven effect. These findings help classify CRS endotypes and suggest that biological sex should be considered in future precision medicine and targeted therapeutic strategies.

Indexed as

Receptors, G-Protein-CoupledRhinosinusitisAdultAgedCase-Control StudiesChronic DiseaseEast Asian PeopleFemaleGenetic Predisposition to DiseaseHumansMaleMiddle AgedPolymorphism, Single NucleotidePrecision MedicineRetrospective StudiesRisk FactorsReceptors, G-Protein-CoupledTaste Receptors, Type 2bitter taste receptorschronic rhinosinusitisgenetic polymorphismprecision medicinesex differences

Identifiers

PMID42117496
PMCPMC13634551

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.