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Vitamin D, immune regulation, the microbiota, and inflammatory bowel disease.

Margherita T Cantorna, Kaitlin McDaniel, Stephanie Bora, Jing Chen, Jamaal James
Review Experimental biology and medicine (Maywood, N.J.) 2014 131 citazioni
PubMed DOI
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Study Design

Tipo di studio
Review
Popolazione
IBD patients
Intervento
Vitamin D, immune regulation, the microbiota, and inflammatory bowel disease. None
Comparatore
None
Esito primario
None
Direzione dell'effetto
Positive
Rischio di bias
Unclear

Abstract

The inflammatory bowel diseases are complex diseases caused by environmental, immunological, and genetic factors. Vitamin D status is low in patients with inflammatory bowel diseases, and experimental inflammatory bowel diseases are more severe in vitamin D-deficient or vitamin D receptor knockout animals. Vitamin D is beneficial in inflammatory bowel diseases because it regulates multiple checkpoints and processes essential for homeostasis in the gut. Vitamin D inhibits IFN-γ and IL-17 production while inducing regulatory T cells. In addition, vitamin D regulates epithelial cell integrity, innate immune responses, and the composition of the gut microbiota. Overall, vitamin D regulates multiple pathways that maintain gastrointestinal homeostasis. The data support improving vitamin D status in patients with inflammatory bowel diseases.

TL;DR

The data support improving vitamin D status in patients with inflammatory bowel diseases and suggest vitamin D regulates multiple pathways that maintain gastrointestinal homeostasis.

Used In Evidence Reviews

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