background: a parasitological survey of schistosoma haematobium and s. intercalatum infection among primary schoolchildren in capital area of democratic republic of são tomé and príncipe (drstp) was undertaken. methods: subjects with positive infection were confirmed by the detection of s. haematobium ova in the urine or s. intercalatum ova in the stool by using centrifugation concentration or ...

In order to assess the impact of different control strategies against Schistosoma haematobium in seasonal transmission foci Côte d’Ivoire, a three-year cluster randomized trial was implemented. The decrease S. prevalence among children aged 9−12 years primary outcome. first step, an eligibility survey conducted, subjecting 50 13−14 single urine filtration. Sixty-four villages with ≥4% were sele...

AIM Fascioliasis is an important helminth disease caused by Fasciola (F.) hepatica and F gigantica of Asia and Africa. This disease belongs to the plant-borne trematode zoonoses. Human infection has been reported in 51 different countries from 5 continents. One of the possible approaches to control this problem is to interrupt the life cycle of the parasitic trematodes by eliminating the snail....

In the present study molluscicidal activity of methanol extract of stem bark of plant Euphorbia tirucalli (Family: Euphorbiaceae) against two freshwater harmful snails Lymnaea acuminata and Indoplanorbis exustus were evaluated in the laboratory as well as in the pond. Both snails are intermediate hosts of liver fluke, Fasciola hepatica and Fasciola gigantica, which causes endemic fascioliasis i...

In Brazil, the snail Biomphalaria glabrata is the most important vector of schistosomiasis due to its wide geographical distribution, high infection rate and efficient disease transmission. Among the methods of schistosomiasis control, the World Health Organization recommends the use of synthetic molluscicides, such as niclosamide. However, different substances of natural origin have been teste...

The freshwater snail Oncomelania hupensis is the only intermediate host of Schistosoma japonicum, which causes schistosomiasis. This disease is endemic in the Far East, especially in mainland China. Because niclosamide is the only molluscicide recommended by the World Health Organization, 50% wettable powder of niclosamide ethanolamine salt (WPN), the only chemical molluscicide available in Chi...

The economy of China continues to boom and so have its biomedical research and related publishing activities. Several so-called neglected tropical diseases that are most common in the developing world are still rampant or even emerging in some parts of China. The purpose of this article is to document the significant research potential from the Chinese biomedical bibliographic databases. The re...