Assessing the Therapeutic Potential of GLP-1 Receptor Agonists in Psoriasis and Other Skin Diseases: Insights From a Scoping Review and Mendelian Randomization Study
Xiafan Long, Yixuan Qiu, Zexu Lin, Yutong Liu, Jing Fang, Ye Wang, Yue Li, Yutong Sun, Shihan Zeng, Kai Huang
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引用次数: 0
Abstract
Background
Glucagon-like peptide-1 receptor agonists (GLP-1RAs), widely used for diabetes and obesity, possess anti-inflammatory and tissue-reparative properties. Their dermatological relevance is increasingly recognized, but the available evidence remains heterogeneous and lacks integrated evaluation with exploratory genetic evidence.
Objective
To map the clinical evidence landscape of GLP-1RAs in skin diseases and to investigate the genetically predicted association between GLP-1 receptor (GLP-1R) signaling and dermatological outcomes.
Methods
We performed an updated scoping review of published clinical evidence integrated with a two-sample Mendelian randomization (MR) analysis. The MR analysis utilized large-scale plasma proteome genome-wide association study data (n = 35,559) and FinnGen datasets. Mediation analyses incorporating 1091 blood metabolites and 91 inflammatory proteins were conducted to explore potential underlying pathways.
Results
The updated scoping review included 113 published studies. Psoriasis/psoriatic disease, diabetic foot ulcers, and hidradenitis suppurativa represented major beneficial-effect categories, whereas cutaneous adverse events such as dermal hypersensitivity reactions and hair loss were also frequently reported. Building upon these clinical findings, our exploratory MR analysis showed that genetically predicted GLP-1R levels were nominally associated with lower psoriasis vulgaris risk (OR = 0.29; 95% CI = 0.10–0.80; p = 0.017). Mediation analysis suggested a potential overall association between GLP-1R and psoriasis risk (OR = 0.986; 95% CI = 0.976–0.997; p = 0.014), with possible mediation by metabolites including 3-hydroxydodecanedioate (mediation proportion, 6.8%) and the mannose-to-fructose ratio (5.3%), as well as the inflammatory protein interleukin-9 (−5.7%).
Conclusions
This integrative study synthesizes evidence from a scoping review and exploratory genetic analysis, suggesting a potential protective association between GLP-1R signaling and psoriasis. The findings support further investigation of incretin-based strategies in psoriatic disease and provide hypothesis-generating genetic insights into potential metabolic and inflammatory mechanisms.
期刊介绍:
Dermatologic Therapy has been created to fill an important void in the dermatologic literature: the lack of a readily available source of up-to-date information on the treatment of specific cutaneous diseases and the practical application of specific treatment modalities. Each issue of the journal consists of a series of scholarly review articles written by leaders in dermatology in which they describe, in very specific terms, how they treat particular cutaneous diseases and how they use specific therapeutic agents. The information contained in each issue is so practical and detailed that the reader should be able to directly apply various treatment approaches to daily clinical situations. Because of the specific and practical nature of this publication, Dermatologic Therapy not only serves as a readily available resource for the day-to-day treatment of patients, but also as an evolving therapeutic textbook for the treatment of dermatologic diseases.