Ultrastructural Localization of the Allergen <i>Der </i><i>p</i> I in the Gut of the House Dust Mite <i>Dermatophagoides pteronyssinu</i><i>s</i>

Abstract

The sites and concentrations of Der p I within the house dust mite were determined. Highest concentrations were found in the epithelium of the posterior end of the mite stomach, implying that this is the site of Der p I synthesis and secretion.