Centro de Pesquisas Aggeu Magalh?es, Fiocruz, Recife, PE, 50670-420, Brasil.
Abstract:
The production and regulation of interleukin (IL) IL-13, IL-4 and interferon-gamma was evaluated in different clinical forms of human schistosomiasis. The mechanisms of immune regulation are apparently different in the various clinical stages of the disease, some of them being antigen specific.