| Type | MGI:General | Description | mutants have more interstitial IgA in the lamina propria of the small intestine than wild-type mice while no IgA is seen in the epithelium, indicating lack of intracellular IgA transport despite increased concentration of subepithelial IgA lack of IgM epithelial transport in the small intestine no vesicular IgA transport through hepatocytes |
