IGHE and asthma: In another model of asthma, a low-fiber diet aggravated inflammation in OVA-induced mice, whereas dietary fiber intake reduced the allergic responses, alleviated allergic signs, decreased eosinophil infiltration and goblet cell metaplasia in the nasal mucosa and lung, lowered serum OVA-specific IgE levels and reduced Th2 cytokines in BALF, but increased Th1 cytokines.