نتایج جستجو برای: ovicidal effect

تعداد نتایج: 1641857  

Journal: :Veterinary World 2023

Background and Aim: Fasciolosis due to Fasciola gigantica is endemic tropical countries hepatica in temperate climates, highly detrimental livestock known as foodborne zoonotic diseases. The strategic control of the disease mainly use chemical anthelmintic. This study aimed evaluate anthelmintic properties Artemisia vulgaris extract on ova adult stages F. gigantica. Materials Methods: Samples w...

Journal: :Revista da Sociedade Brasileira de Medicina Tropical 2008
Fabio Ribeiro Braga Jackson Victor de Araújo Juliana Milani Araujo Rogério Oliva Carvalho André Ricardo Silva

With the aim of demonstrating the effectiveness of the fungus Paecilomyces lilacinus on Taenia saginata eggs under laboratory conditions, a trial was set up in Petri dishes with water-agar 2%. There was ovicidal activity (p < 0.05) in relation to the control group on the tenth day of interaction and an internal colonization rate of 25.5% in the eggs.

2013
M. Govindarajan M. Rajeswary R. Sivakumar

BACKGROUND & OBJECTIVES In view of the recently increased interest in developing plant origin insecticides as an alternative to chemical insecticide, this study was undertaken to assess the larvicidal and ovicidal potential of the crude hexane, benzene, chloroform, ethyl acetate and methanol solvent extracts from the medicinal plant Pithecellobium dulce against the mosquito vectors, Anopheles s...

Journal: :Fitoterapia 2006
A A Ferrero J O Werdin González C Sánchez Chopa

Hexanic extracts from leaves and fruits of Schinus molle were tested for repellent and insecticidal properties against first instar nymphs and eggs of Triatoma infestans, the vector of Chagas' disease. Leaf and fruit extracts were highly repellent for first nymphs. Fruit extracts had also ovicidal activity.

Journal: :Anais da Academia Brasileira de Ciencias 2007
Yussef F B Braga Thalles B Grangeiro Eder A Freire Helano L Lopes José N S Bezerra Manoel Andrade-Neto Mary Anne S Lima

The effect of 2-tridecanone vapor on the cowpea weevil (Callosobruchus maculatus) development was determined. Seeds of cowpea were infested with adults and exposed to different doses of 2-tridecanone isolated from Pilocarpus microphyllus Stapf ex Holm, a plant species native from northeastern Brazil. The pure monoterpene was evaluated both undiluted as well as in the dilutions 1:10, 1:100 and 1...

Journal: :Cadernos de saude publica 2003
Cristiano Lara Massara Rafaela Salgado Ferreira Luiz Dias de Andrade Henrique Leonardo Guerra Omar dos Santos Carvalho

Ascaris lumbricoides infection is acquired via ingestion of embryonated eggs of the parasite, thus justifying the search for ovicidal compounds. We studied the effect of 16 household and laboratory detergents and disinfectants on the embryogenesis of this helminth. Children carrying this infection were treated with levamisole. Eliminated female worms were collected and dissected to obtain eggs ...

2012
Nataly Diniz de Lima Santos Kézia Santana de Moura Thiago Henrique Napoleão Geanne Karla Novais Santos Luana Cassandra Breitenbach Barroso Coelho Daniela Maria do Amaral Ferraz Navarro Patrícia Maria Guedes Paiva

BACKGROUND Natural insecticides against the vector mosquito Aedes aegypti have been the object of research due to their high level of eco-safety. The water-soluble Moringa oleifera lectin (WSMoL) is a larvicidal agent against A. aegypti. This work reports the effects of WSMoL on oviposition and egg hatching of A. aegypti. METHODOLOGY/PRINCIPAL FINDINGS WSMoL crude preparations (seed extract a...

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