Results 1 to 10 of about 758 (80)

An iterative process produces oxamniquine derivatives that kill the major species of schistosomes infecting humans.

open access: yesPLoS Neglected Tropical Diseases, 2020
Currently there is only one method of treatment for human schistosomiasis, the drug praziquantel. Strong selective pressure has caused a serious concern for a rise in resistance to praziquantel leading to the necessity for additional pharmaceuticals ...
Meghan A Guzman   +11 more
doaj   +2 more sources

The schistosome enzyme that activates oxamniquine has the characteristics of a sulfotransferase

open access: yesMemorias do Instituto Oswaldo Cruz, 2006
Available evidence suggests that the antischistosomal drug oxamniquine is converted to a reactive ester by a schistosome enzyme that is missing in drug-resistant parasites.
Livia Pica-Mattoccia   +5 more
doaj   +2 more sources

Assessment of tegumental damage to Schistosoma mansoni and S. haematobium after in vitro exposure to ferrocenyl, ruthenocenyl and benzyl derivatives of oxamniquine using scanning electron microscopy

open access: yesParasites & Vectors, 2018
Background Schistosomiasis is one of the most harmful parasitic diseases worldwide, praziquantel being the only drug in widespread use to treat it. We recently demonstrated that ferrocenyl, ruthenocenyl and benzyl derivatives of oxamniquine (Fc-OXA, Rc ...
Valentin Buchter   +3 more
doaj   +2 more sources

Altered Response of Strain of Schistosoma mansoni to Oxamniquine and Praziquantel

open access: yesMemorias do Instituto Oswaldo Cruz, 2002
The susceptibility of a fourth generation Ouh strain (Paranapanema Valley, São Paulo, Brazil) of Schistosoma mansoni to oxamniquine (OXA) and praziquantel (PZQ) was studied.
Patrícia Ivana Pires Bonesso-Sabadini   +1 more
doaj   +2 more sources

Oxamniquine, praziquantel and lovastatin association in the experimental Schistosomiasis mansoni

open access: yesMemorias do Instituto Oswaldo Cruz, 2008
The activity of lovastatin associated with oxamniquine or praziquantel against schistosomiasis mansoni was evaluated in mice infected with Schistosoma mansoni.
Neusa Araújo   +4 more
doaj   +2 more sources

Study of Schistosoma mansoni isolates from patients with failure of treatment with oxamniquine

open access: yesMemorias do Instituto Oswaldo Cruz, 2000
After three successive treatments with oxamniquine the continuing elimination of Schistosoma mansoni eggs was observed in patients, who came from various regions of Brazil, with different clinical forms of schistosomiasis.
Maria José Conceição   +2 more
doaj   +2 more sources

Association of oxamniquine praziquantel and clonazepam in experimental Schistosomiasis mansoni

open access: yesMemorias do Instituto Oswaldo Cruz, 2008
The antischistosomal activity of clonazepam, when administered alone or in association with oxamniquine and praziquantel, was experimentally evaluated in mice infected with Schistosoma mansoni.
Neusa Araujo   +3 more
doaj   +2 more sources

Efficacy of oxamniquine and praziquantel in the treatment of Schistosoma mansoni infection: a controlled trial

open access: yesBulletin of the World Health Organization, 2003
OBJECTIVE: To evaluate the therapeutic efficacy of oxamniquine and praziquantel, the two most clinically important schistosomicide drugs, and to compare the accuracy of faecal examination with the accuracy of oogram in testing for Schistosoma mansoni ...
Ferrari M.L.A.   +4 more
doaj   +2 more sources

Oxamniquine derivatives overcome Praziquantel treatment limitations for Schistosomiasis

open access: yesPLoS Pathogens, 2023
Human schistosomiasis is a neglected tropical disease caused by Schistosoma mansoni, S. haematobium, and S. japonicum. Praziquantel (PZQ) is the method of choice for treatment. Due to constant selection pressure, there is an urgent need for new therapies
Sevan N. Alwan   +5 more
semanticscholar   +2 more sources

Baixa eficácia da associação oxamniquine e praziquantel na cura da esquistossomose mansônica

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1986
Em uma área endêmica onde havia interrupção da transmissão, foram tratados 164 esquistossomóticos com a associação oxamniquine e praziquantel em doses reduzidas.
R. Dietze, A. Prata
doaj   +3 more sources

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