Lêda Regis

Developing new approaches for detecting and preventing Aedes aegypti   population outbreaks: basis for surveillance, alert and control system (2008)

Regis, Lêda, Monteiro, Antonio Miguel, Silveira Jr., José Constantino, Furtado, André Freire, Acioli, Ridelane Veiga, ...

A new approach to dengue vector surveillance based on permanent egg-collection using a modified ovitrap and Bacillus thuringiensis israelensis   (Bti) was evaluated in different urban landscapes in...

Laboratory and field evaluation of an oviposition trap for Culex quinquefasciatus   (Diptera: Culicidae) (2007)

Barbosa, Rosângela MR, Souto, Antonio, Eiras, Alvaro E, Regis, Lêda

An ovitrap (BR-OVT) based on physical and chemical stimuli for attracting gravid Culex quinquefasciatus (Diptera: Culicidae) females was developed and evaluated under laboratory and field conditions....

Laboratory and field evaluation of an oviposition trap for Culex quinquefasciatus(Diptera: Culicidae) (2007)

Barbosa,Rosângela MR, Souto,Antonio, Eiras,Alvaro E, Regis,Lêda

An ovitrap (BR-OVT) based on physical and chemical stimuli for attracting gravid Culex quinquefasciatus (Diptera: Culicidae) females was developed and evaluated under laboratory and field conditions....

Laboratory and field evaluation of an oviposition trap for Culex quinquefasciatus(Diptera: Culicidae) (2007)

Barbosa,Rosângela MR, Souto,Antonio, Eiras,Alvaro E, Regis,Lêda

An ovitrap (BR-OVT) based on physical and chemical stimuli for attracting gravid Culex quinquefasciatus (Diptera: Culicidae) females was developed and evaluated under laboratory and field conditions....

Inheritance and Mechanism of Resistance to Bacillus sphaericus in Culex quinquefasciatus (Diptera: Culicidae) from China and Brazil (2004)

Christina Nielsen-Leroux, Guofeng Pei, Zhiming Yuan, Lêda Regis

Investigations on the inheritance and mechanism of resistance to Bacillus sphaericus Neide in Culex quinquefasciatus Say colonies, selected with strains C3-41 (RLCq1/C3-41) and 2362 (CqRL1/2362),...

SHORT COMMUNICATION - Evaluation of a New Tablet Formulation Based on Bacillus thuringiensis sorovar. israelensis for Larvicidal Control of Aedes aegypti (2001)

Elizabeth Gomes Sanches, Lêda Regis

The effect of sunlight on the efficacy and persistence of an experimental tablet formulation based on Bacillus thuringiensis sorovar. israelensis (C4P1) was evaluated against Aedes aegypti larvae...

Prevalência da filariose canina causada por Dirofilaria immitis e Dipetalonema reconditum em Maceió, Alagoas, Brasil (2001)

Brito,Ana Cristina, Vila-Nova,Márcio Cavalcante, Rocha,Deisy Alécia Martins, Costa,Lidiana Gomes, Viana,Luciana Da Silva, ...

A prevalência da filariose canina causada por Dirofilaria immitis e Dipetalonema reconditum, foi estimada após a realização de inquérito hemoscópico em 1.519 cães domiciliados. Foram...

Evaluation of a new tablet formulation based on Bacillus thuringiensis sorovar. israelensis for larvicidal control of Aedes aegypti (2001)

Sanches,Elizabeth Gomes, Jesus,Fernando Justino De, Regis,Lêda

The effect of sunlight on the efficacy and persistence of an experimental tablet formulation based on Bacillus thuringiensis sorovar. israelensis (C4P1) was evaluated against Aedes aegypti larvae...

The Use of Bacterial Larvicides in Mosquito and Black Fly Control Programmes in Brazil (2000)

Lêda Regis

Bacillus spp. based larvides are increasingly replacing, with numerous advantages, chemical insecticides in programmes for controlling black fly and mosquito populations. Brazil was among the...

The use of bacterial larvicides in mosquito and black fly control programmes in Brazil (2000)

Regis,Lêda, Silva,Sinara B Da

Bacillus spp. based larvides are increasingly replacing, with numerous advantages, chemical insecticides in programmes for controlling black fly and mosquito populations. Brazil was among the...

RESEARCH NOTE - Development of Dirofilaria immitis (Leidy) in Aedes aegypti (L.) and Culex quinquefasciatus (Say) from Maceió, Alagoas, Brazil (1999)

Ana C Brito, Gilberto Fontes, Deisy AM Rocha, Lêda Regis

RESEARCH NOTE: Dirofilaria immitis (Leidy, 1856) is a nematode that can be transmitted mainly by mosquitoes of the genera Aedes, Culex and Anopheles (KW Ludlam et al. 1970 JAVMA 157: 1354-1359). The...

Controle integrado do vetor da filariose com participação comunitária, em uma área urbana do Recife, Brasil (1996)

Regis,Lêda, Furtado,André Freire, Bezerra,Cleidilene Barbosa, Araújo,Jandira, ...

Um projeto piloto para o controle da filariose bancroftiana foi desenvolvido em duas áreas do Recife, com índices iniciais de prevalência de microfilaremia de 10%. Nas duas áreas, foi aplicado...

A Strain of Bacillus sphaericus Causes Slower Development of Resistance in Culex quinquefasciatus

Pei, Guofeng, Oliveira, Cláudia M. F., Yuan, Zhiming, Nielsen-LeRoux, Christina, Silva-Filha, Maria Helena, Yan, Jianpin, ...

Two field-collected Culex quinquefasciatus colonies were subjected to selection pressure by three strains of Bacillus sphaericus, C3-41, 2362, and IAB59, under laboratory conditions. After 13 and 18...

Conjugal Transfer of a Toxin-Coding Megaplasmid from Bacillus thuringiensis subsp. israelensis to Mosquitocidal Strains of Bacillus sphaericus

Gammon, Katherine, Jones, Gareth W., Hope, Steven J., Regis, Lêda, ...

Both Bacillus sphaericus and Bacillus thuringiensis subsp. israelensis produce mosquitocidal toxins during sporulation and are extensively used in the field for control of mosquito populations. All...