background: the airway surfaces are one of the most common ways of entry of infectious agents. oral cavity associated lymphoid tissues are inductive site of humoral immune responses in inflammatory and infectious disorders of the upper respiratory tract. these lymphoid tissues play important roles in the induction of salivary iga. the impact of upper respiratory tract diseases on salivary iga p...

increased number of mast cells at the site of infection is widely regarded as important host defense against parasites. the kinetics of mucosal mast cells and connective tissue mast cells responses were studied in the intestines of 68 female cflp mice infected with 100 schistosoma mansoni cercariae. the number of mucosal mast cells and the connective tissue mast cells increased from week 3 and ...