May 9, 2024Journal of Leukocyte Biology

Eosinophil specialization is regulated by exposure to the esophageal epithelial microenvironment

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Authors

JDJulia L.M. DunnCincinnati Children's Hospital Medical Center ASAndrea SzepCincinnati Children's Hospital Medical Center EGEmily Gonzalez GalanCincinnati Children's Hospital Medical Center

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Implication

Ex vivo coculture study demonstrates cytokine-driven functional specialization of eosinophils in human esophageal tissue, highlighting distinct pathways in eosinophilic esophagitis.

Key Points

Proinflammatory and profibrotic cytokines stimulate distinct activation profiles in human eosinophils exposed to esophageal epithelial cells, altering marker expression.
Ex vivo coculture analysis shows IL-13 increases cd69 expression, whereas TGF-beta selectively upregulates cd81, cd62l, and fibroblast fibronectin secretion.
Highlights local microenvironmental control of eosinophil specialization in eosinophilic esophagitis, though biopsy observations require validation in larger cohorts.

Cite This Study

Dunn et al. (2024) studied this question.

synapsesocial.com/papers/68e6ada1b6db64358762fbac https://doi.org/10.1093/jleuko/qiae102

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Implication

Ex vivo coculture study demonstrates cytokine-driven functional specialization of eosinophils in human esophageal tissue, highlighting distinct pathways in eosinophilic esophagitis.

Eosinophil specialization is regulated by exposure to the esophageal epithelial microenvironment

Discussion

Member takes

Implication

Key Points

Cite This Study

Eosinophil specialization is regulated by exposure to the esophageal epithelial microenvironment

Discussion

Member takes

Implication

Key Points

Cite This Study

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