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37 result(s) for 'author#Halfan S. Ngowo' within BMC

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  1. Effective malaria surveillance requires detailed assessments of mosquitoes biting indoors, where interventions such as insecticide-treated nets work best, and outdoors, where other interventions may be require...

    Authors: Alex J. Limwagu, Emmanuel W. Kaindoa, Halfan S. Ngowo, Emmanuel Hape, Marceline Finda, Gustav Mkandawile, Japhet Kihonda, Khamis Kifungo, Rukiyah M. Njalambaha, Damaris Matoke-Muhia and Fredros O. Okumu
    Citation: Malaria Journal 2019 18:282
    Content type: Research Published on:

  2. It is often assumed that the population dynamics of the malaria vector Anopheles funestus, its role in malaria transmission and the way it responds to interventions are similar to the more elaborately characteriz...

    Authors: Halfan S. Ngowo, Fredros O. Okumu, Emmanuel E. Hape, Issa H. Mshani, Heather M. Ferguson and Jason Matthiopoulos
    Citation: Malaria Journal 2022 21:161
    Content type: Research Published on:

  3. Improved surveillance techniques are required to accelerate efforts against major arthropod-borne diseases such as malaria, dengue, filariasis, Zika and yellow-fever. Light-emitting diodes (LEDs) are increasin...

    Authors: Emmanuel P. Mwanga, Halfan S. Ngowo, Salum A. Mapua, Arnold S. Mmbando, Emmanuel W. Kaindoa, Khamis Kifungo and Fredros O. Okumu
    Citation: Parasites & Vectors 2019 12:418
    Content type: Research Published on:

  4. Zanzibar provides a good case study for malaria elimination. The islands have experienced a dramatic reduction in malaria burden since the introduction of effective vector control interventions and case manage...

    Authors: April Monroe, Dickson Msaky, Samson Kiware, Brian B. Tarimo, Sarah Moore, Khamis Haji, Hannah Koenker, Steven Harvey, Marceline Finda, Halfan Ngowo, Kimberly Mihayo, George Greer, Abdullah Ali and Fredros Okumu
    Citation: Malaria Journal 2020 19:212
    Content type: Research Published on:

  5. Improved methods for sampling outdoor-biting mosquitoes are urgently needed to improve surveillance of vector-borne diseases. Such tools could potentially replace the human landing catch (HLC), which, despite ...

    Authors: Halfan S. Ngowo, Alex J. Limwagu, Heather M. Ferguson, Jason Matthiopoulos, Fredros O. Okumu and Luca Nelli
    Citation: Parasites & Vectors 2022 15:293
    Content type: Research Published on:

  6. The most important malaria vectors in sub-Saharan Africa are Anopheles gambiae, Anopheles arabiensis, Anopheles funestus, and Anopheles coluzzii. Of these, An. funestus presently dominates in many settings in eas...

    Authors: Najat F. Kahamba, Marceline Finda, Halfan S. Ngowo, Betwel J. Msugupakulya, Francesco Baldini, Lizette L. Koekemoer, Heather M. Ferguson and Fredros O. Okumu
    Citation: Malaria Journal 2022 21:158
    Content type: Review Published on:

  7. Low-level of malaria transmission persist in Zanzibar despite high coverage of core vector control interventions. This study was carried out in hot-spot sites to better understand entomological factors that ma...

    Authors: Revocatus M. Musiba, Brian B. Tarimo, April Monroe, Dickson Msaky, Halfan Ngowo, Kimberly Mihayo, Alex Limwagu, Godlove T. Chilla, Gasper K. Shubis, Ahmada Ibrahim, George Greer, Juma H. Mcha, Khamis A. Haji, Faiza B. Abbas, Abdullah Ali, Fredros O. Okumu…
    Citation: Malaria Journal 2022 21:172
    Content type: Research Published on:

  8. Early-evening and outdoor-biting mosquitoes may compromise the effectiveness of frontline malaria interventions, notably insecticide-treated nets (ITNs). This study aimed to evaluate the efficacy of low-cost i...

    Authors: Arnold S. Mmbando, Winifrida P. Mponzi, Halfan S. Ngowo, Khamis Kifungo, Robert Kasubiri, Rukiyah M. Njalambaha, Tegemeo Gavana, Alvaro E. Eiras, Elis P. A. Batista, Marceline F. Finda, Onyango P. Sangoro and Fredros O. Okumu
    Citation: Malaria Journal 2023 22:43
    Content type: Research Published on:

  9. The malaria vector Anopheles funestus is increasingly recognized as a dominant vector of residual transmission in many African settings. Efforts to better understand its biology and control are significantly impe...

    Authors: Halfan S. Ngowo, Emmanuel E. Hape, Jason Matthiopoulos, Heather M. Ferguson and Fredros O. Okumu
    Citation: Malaria Journal 2021 20:148
    Content type: Research Published on:

  10. Agricultural pesticides may exert strong selection pressures on malaria vectors during the aquatic life stages and may contribute to resistance in adult mosquitoes. This could reduce the performance of key vec...

    Authors: Naomi H. Urio, Polius G. Pinda, Amos J. Ngonzi, Letus L. Muyaga, Betwel J. Msugupakulya, Marceline Finda, Godfrey S. Matanila, Winifrida Mponzi, Halfan S. Ngowo, Najat F. Kahamba, Theresia E. Nkya and Fredros O. Okumu
    Citation: Parasites & Vectors 2022 15:213
    Content type: Research Published on:

  11. In rural south-eastern Tanzania, Anopheles funestus is a major malaria vector, and has been implicated in nearly 90% of all infective bites. Unfortunately, little is known about the natural ecological requirement...

    Authors: Ismail H. Nambunga, Halfan S. Ngowo, Salum A. Mapua, Emmanuel E. Hape, Betwel J. Msugupakulya, Dickson S. Msaky, Nicolaus T. Mhumbira, Karim R. Mchwembo, Gerald Z. Tamayamali, Slyakus V. Mlembe, Rukiyah M. Njalambaha, Dickson W. Lwetoijera, Marceline F. Finda, Nicodem J. Govella, Damaris Matoke-Muhia, Emmanuel W. Kaindoa…
    Citation: Malaria Journal 2020 19:219
    Content type: Research Published on:

  12. Malaria transmission can be highly heterogeneous between and within localities, and is influenced by factors such as survival and biting frequencies of Anopheles mosquitoes. This study investigated the relationsh...

    Authors: Polius G. Pinda, Dickson S. Msaky, Letus L. Muyaga, Issa H. Mshani, Rukiyah M. Njalambaha, Japhet Kihonda, Hamis Bwanaly, Halfan S. Ngowo, Emmanuel W. Kaindoa, Lizette L. Koekemoer and Fredros O. Okumu
    Citation: Malaria Journal 2022 21:365
    Content type: Research Published on:

  13. Wild populations of Anopheles mosquitoes are generally thought to mate outdoors in swarms, although once colonized, they also mate readily inside laboratory cages. This study investigated whether the malaria vect...

    Authors: Ismail H. Nambunga, Betwel J. Msugupakulya, Emmanuel E. Hape, Issa H. Mshani, Najat F. Kahamba, Gustav Mkandawile, Daniel M. Mabula, Rukiyah M. Njalambaha, Emmanuel W. Kaindoa, Letus L. Muyaga, Marie R. G. Hermy, Frederic Tripet, Heather M. Ferguson, Halfan S. Ngowo and Fredros O. Okumu
    Citation: Parasites & Vectors 2021 14:514
    Content type: Research Published on:

  14. Long-lasting insecticide-treated nets (LLINs) and indoor residual spraying (IRS) have greatly reduced malaria transmission in sub-Saharan Africa, but are threatened by insecticide resistance. In south-eastern ...

    Authors: Polius G. Pinda, Claudia Eichenberger, Halfan S. Ngowo, Dickson S. Msaky, Said Abbasi, Japhet Kihonda, Hamis Bwanaly and Fredros O. Okumu
    Citation: Malaria Journal 2020 19:408
    Content type: Research Published on:

  15. Residents of malaria-endemic communities spend several hours outdoors performing different activities, e.g. cooking, story-telling or eating, thereby exposing themselves to potentially-infectious mosquitoes. T...

    Authors: John P. Masalu, Marceline Finda, Gerry F. Killeen, Halfan S. Ngowo, Polius G. Pinda and Fredros O. Okumu
    Citation: Malaria Journal 2020 19:109
    Content type: Research Published on:

  16. Behaviour changes in mosquitoes from indoor to outdoor biting result in continuing risk of malaria from outdoor activities, including routine household activities and occasional social and cultural practices a...

    Authors: Irene R. Moshi, Lenore Manderson, Halfan S. Ngowo, Yeromin P. Mlacha, Fredros O. Okumu and Ladislaus L. Mnyone
    Citation: Malaria Journal 2018 17:397
    Content type: Research Published on:

  17. Culex mosquitoes cause considerable biting nuisance and sporadic transmission of arboviral and filarial diseases.

    Authors: Nancy S. Matowo, Said Abbasi, Givemore Munhenga, Marcel Tanner, Salum A. Mapua, David Oullo, Lizette L. Koekemoer, Emanuel Kaindoa, Halfan S. Ngowo, Maureen Coetzee, Jürg Utzinger and Fredros O. Okumu
    Citation: Parasites & Vectors 2019 12:413
    Content type: Research Published on:

  18. Controlled blood-feeding is essential for maintaining laboratory colonies of disease-transmitting mosquitoes and investigating pathogen transmission. We evaluated a low-cost artificial feeding (AF) method, as ...

    Authors: Doreen J. Siria, Elis P. A. Batista, Mercy A. Opiyo, Elizangela F. Melo, Robert D. Sumaye, Halfan S. Ngowo, Alvaro E. Eiras and Fredros O. Okumu
    Citation: Parasites & Vectors 2018 11:236
    Content type: Research Published on:

  19. Ongoing epidemiological transitions across Africa are particularly evident in fast-growing towns, such as Ifakara in the Kilombero valley, south-eastern Tanzania. This town and its environs (population ~ 70,00...

    Authors: Marceline F. Finda, Alex J. Limwagu, Halfan S. Ngowo, Nancy S. Matowo, Johnson K. Swai, Emmanuel Kaindoa and Fredros O. Okumu
    Citation: Malaria Journal 2018 17:362
    Content type: Research Published on:

  20. Malaria control in Africa relies extensively on indoor residual spraying (IRS) and insecticide-treated nets (ITNs). IRS typically targets mosquitoes resting on walls, and in few cases, roofs and ceilings, usin...

    Authors: Betwel J. Msugupakulya, Emmanuel W. Kaindoa, Halfan S. Ngowo, Japhet M. Kihonda, Najat F. Kahamba, Dickson S. Msaky, Damaris Matoke-Muhia, Patrick K. Tungu and Fredros O. Okumu
    Citation: Malaria Journal 2020 19:22
    Content type: Research Published on: