The majority of the 30–100 million people infected with Strongyloides stercoralis, a soil
transmitted intestinal nematode, have subclinical (or asymptomatic) infections. These …

Background: Childhood infections might protect against the expression of atopy.
Geohelminths are among the most prevalent infections of childhood and might contribute to …

To define the cytokine response to Ascaris lumbricoides infection, the cellular immune
response to adult and larval-stage Ascaris antigens in young adults with moderate infection …

To investigate the potential immunomodulatory effects of concurrent ascariasis on the
cytokine response to a live oral vaccine, we measured cytokine responses to cholera toxin B …

Geohelminth infections may affect the expression of allergic disease. To investigate the
relationship between geohelminth infections, atopy, and symptoms of allergic disease, we …

Objective The estimation of prevalence and intensity of soil-transmitted helminth (STH)
infections at a country-level is an essential prerequisite for the implementation of a rational …

Background Asthma and allergic diseases are becoming increasingly frequent in children in
urban centres of Latin America although the prevalence of allergic disease is still low in rural …

Background Asthma has emerged as an important public health problem of urban
populations in Latin America. Epidemiological data suggest that a minority of asthma cases …

Background The low prevalence of allergic disease in the rural tropics has been attributed to
the protective effects of chronic helminth infections. There is concern that treatmentbased …

Background Control of soil-transmitted helminth (STH) infections relies on the periodic and
long-term administration of anthelmintic drugs to high-risk groups, particularly school-age …