Results 21 to 30 of about 221,416 (343)

A new malaria vector in Africa: Predicting the expansion range of Anopheles stephensi and identifying the urban populations at risk

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
Significance In 2012, an unusual outbreak of malaria occurred in Djibouti City followed by increasingly severe annual outbreaks. Investigations revealed the presence of an Asian mosquito species; Anopheles stephensi, which thrives in urban environments ...
Marianne E. Sinka   +7 more
semanticscholar   +1 more source

Anopheles stephensi Mosquitoes as Vectors of Plasmodium vivax and falciparum, Horn of Africa, 2019

open access: yesEmerging Infectious Diseases, 2021
Anopheles stephensi mosquitoes, efficient vectors in parts of Asia and Africa, were found in 75.3% of water sources surveyed and contributed to 80.9% of wild-caught Anopheles mosquitoes in Awash Sebat Kilo, Ethiopia.
F. Tadesse   +36 more
semanticscholar   +1 more source

Increased Threat of Urban Malaria from Anopheles stephensi Mosquitoes, Africa [PDF]

open access: diamondEmerging Infectious Diseases, 2019
Malaria continues to be a major health threat in Africa, mainly in rural areas. Recently, the urban malaria vector Anopheles stephensi invaded Djibouti and Ethiopia, potentially spreading to other areas of Africa. Urgent action is needed to prevent urban
W. Takken, Steve W. Lindsay
openalex   +2 more sources

A CRISPR–Cas9 gene drive targeting doublesex causes complete population suppression in caged Anopheles gambiae mosquitoes

open access: yesNature Biotechnology, 2018
In the human malaria vector Anopheles gambiae, the gene doublesex (Agdsx) encodes two alternatively spliced transcripts, dsx-female (AgdsxF) and dsx-male (AgdsxM), that control differentiation of the two sexes.
Kyros Kyrou   +7 more
semanticscholar   +1 more source

Prevalence of Plasmodium spp. in Anopheles mosquitoes in Thailand: a systematic review and meta-analysis

open access: yesParasites & Vectors, 2022
The entomological inoculation rate (EIR) is one of the key indices used to evaluate malaria transmission and vector control interventions. One of the components of the EIR is the sporozoite rate in Anopheles vectors. A systematic review and meta-analysis
Chutipong Sukkanon   +6 more
semanticscholar   +1 more source

Role of Anopheles stephensi Mosquitoes in Malaria Outbreak, Djibouti, 2019

open access: yesEmerging Infectious Diseases, 2021
Anopheles stephensi mosquitoes share urban breeding sites with Aedes aegypti and Culex quinquefasciatus mosquitoes in the Republic of Djibouti. We present evidence that A.
V. P. de Santi   +14 more
semanticscholar   +1 more source

Next-generation gene drive for population modification of the malaria vector mosquito, Anopheles gambiae

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
Significance Genetic systems for controlling transmission of vector-borne diseases are moving from discovery-stage demonstrations of proofs-of-principle to the next phases of development.
R. Carballar-Lejarazú   +9 more
semanticscholar   +1 more source

Pyrethroid Resistance Situation across Different Eco-Epidemiological Settings in Cameroon

open access: yesMolecules, 2022
Rapid emergence and spread of pyrethroid resistance in Anopheles gambiae populations is among the main factors affecting malaria vector control in Cameroon, but there is still not enough data on the exact pyrethroid resistance status across Cameroon. The
Nelly Armanda Kala-Chouakeu   +13 more
doaj   +1 more source

Anopheline salivary protein genes and gene families: an evolutionary overview after the whole genome sequence of sixteen Anopheles species [PDF]

open access: yes, 2017
Background: Mosquito saliva is a complex cocktail whose pharmacological properties play an essential role in blood feeding by counteracting host physiological response to tissue injury.
ARCA', Bruno   +3 more
core   +2 more sources

Reduced bio-efficacy of permethrin EC impregnated bednets against an Anopheles gambiae strain with oxidase-based pyrethroid tolerance [PDF]

open access: yes, 2004
BACKGROUND: Insecticide-treated nets (ITNs) are an integral component of malaria control programmes in Africa. How much pyrethroid resistance in malaria vectors will impact on the efficacy of ITNs is controversial.
Chandre, Fabrice   +3 more
core   +3 more sources

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