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Vitamin A deficiency causes hyperglycemia and loss of pancreatic β-cell mass.

We show that vitamin A (all-trans-retinol) (VA) is required both for the maintenance of pancreatic β-cell and α-cell mass and...

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Changes in Intestinal Microbiota Are Associated with Islet Function in a Mouse Model of Dietary Vitamin A Deficiency.

Aims: The underlying mechanisms involved in Vitamin A- (VA-) related changes in glucose metabolic disorders remain unclear. Recent evidence suggests...

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Carotenoid supplementation and retinoic acid in immunoglobulin A regulation of the gut microbiota dysbiosis.

Dysbiosis, a broad spectrum of imbalance of the gut microbiota, may progress to microbiota dysfunction. Dysbiosis is linked to some...

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Role of Vitamin A in the Immune System.

Vitamin A (VitA) is a micronutrient that is crucial for maintaining vision, promoting growth and development, and protecting epithelium and...

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Vitamin effects on the immune system: vitamins A and D take centre stage.

Vitamins are essential constituents of our diet that have long been known to influence the immune system. Vitamins A and...

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Effects of vitamin A deficiency on mucosal immunity and response to intestinal infection in rats.

OBJECTIVE: Vitamin A deficiency is associated with an increased incidence of infectious respiratory and alimentary tract diseases in children, and...

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Research Advance in Intestinal Mucosal Barrier and Pathogenesis of Crohn's Disease.

To date, the etiology and pathogenesis of Crohn's disease (CD) have not been fully elucidated. It is widely accepted that...

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Inequitable coverage of vitamin A supplementation in Nigeria and implications for childhood blindness.

BACKGROUND: Vitamin A deficiency (VAD) is of major public health significance; it is a risk factor for childhood deaths from...

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Vitamin A: its many roles-from vision and synaptic plasticity to infant mortality.

The recognition that a dietary factor is essential to maintain good and sensitive vision as well as overall health goes...

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