... there is a decrease in mucin Similarly, in the small intestine, vitamin-A deficiency results in a loss of microvilli, goblet cells, and mucin Other effects of vitamin-A deficiency on innate immunity ... production of IL-4, IL-5, and IL-10), but in vitamin-A deficiency an inappropriately strong T helper type like response (i. e., production of interferon-g and IL-12) is induced CONCLUSION The nutrient ... vitamin-E supplementation may be beneficial 543 and removes inhaled microorganisms In animals deficient in vitamin A, ciliated epithelial cells are replaced by stratified, keratinized epithelium,...