Universidad Peruana Cayetano Heredia

Listar por tema "Plasmodium vivax malaria"

Listar por tema "Plasmodium vivax malaria"

Ordenar por:Orden:Resultados:

  • Brazil's first free-mating laboratory colony of Nyssorhynchus darlingi 
    Araujo, Maisa da Silva; Andrade, Alice Oliveira; Costa dos Santos, Najara Akira; Pereira, Dheprimelio Batista; Costa, Glaucilene da Silva; Medeiros de Paulo, Paula Frassinetti; Tong Rios, Carlos; Moreno, Marta; Pereira-da-Silva, Luiz Hidelbrando; de Medeiros, Jansen Fernandes (Sociedade Brasileira de Medicina Tropical, 2019)
    INTRODUCTION: The lack of highly-productive Nyssorhynchus darlingi laboratory colonies limits some studies. We report the first well-established laboratory colony of Ny. darlingi in Brazil. METHODS: Mosquitoes were collected ...
  • Dual RNA-seq identifies human mucosal immunity protein Mucin-13 as a hallmark of Plasmodium exoerythrocytic infection 
    LaMonte, G.M.; Orjuela-Sanchez, P.; Calla Choque, Jaeson Santos; Wang, L.T.; Li, S.; Swann, J.; Cowell, A.N.; Zou, B.Y.; Abdel-Haleem Mohamed, A.M.; Villa Galarce, Z.H.; Moreno, M.; Tong Rios, C.; Vinetz, Joseph Michael; Lewis, N.; Winzeler, E.A. (Springer Nature, 2019)
    The exoerythrocytic stage of Plasmodium infection is a critical window for prophylactic intervention. Using genome-wide dual RNA sequencing of flow-sorted infected and uninfected hepatoma cells we show that the human mucosal ...
  • Effectiveness of a malaria surveillance strategy based on active case detection during high transmission season in the Peruvian Amazon 
    Moreno-Gutierrez, Diamantina; Llanos Cuentas, Elmer Alejandro; Luis Barboza, Jose; Contreras-Mancilla, Juan; Gamboa Vilela, Dionicia Baziliza; Rodriguez, Hugo; Carrasco Escobar, Gabriel; Boreux, Raphael; Hayette, Marie-Pierre; Beutels, Philippe; Speybroeck, Niko; Rosas-Aguirre, Angel (MDPI, 2018)
    Background: Faced with the resurgence of malaria, malaria surveillance in the Peruvian Amazon incorporated consecutive active case detection (ACD) interventions using light microscopy (LM) as reactive measure in communities ...
  • Evaluation of Plasmodium falciparum MSP10 and its development as a serological tool for the Peruvian Amazon region. 
    Bendezu, Jorge; Villasis Mayuri, Elizabeth Melisa; Morales Ruiz, Sandra; Garro, Katherine; Infante, Beronica; Gutierrez Loli, Renzo Marcelo; Rodriguez, Pamela; Fernandez-Diaz, Manolo; Gamboa Vilela, Dionicia Baziliza; Torres Fajardo, Katherine Jessica (BioMed Central, 2019)
    BACKGROUND: Different antigens are needed to characterize Plasmodium falciparum infection in terms of seroreactivity and targets for invasion inhibition, in order to guide and identify the proper use of such proteins as ...
  • Heterogeneity in response to serological exposure markers of recent Plasmodium vivax infections in contrasting epidemiological contexts 
    Rosado, Jason; White, Michael T.; Longley, Rhea J.; Lacerda, Marcus; Monteiro, Wuelton; Brewster, Jessica; Sattabongkot, Jetsumon; Guzman Guzman, Mitchel Anthony; Llanos Cuentas, Elmer Alejandro; Vinetz, Joseph Michael; Gamboa Vilela, Dionicia Baziliza; Mueller, Ivo (Public Library of Science, 2021)
    BACKGROUND: Antibody responses as serological markers of Plasmodium vivax infection have been shown to correlate with exposure, but little is known about the other factors that affect antibody responses in naturally ...
  • High-accuracy detection of malaria vector larval habitats using drone-based multispectral imagery 
    Carrasco Escobar, Gabriel; Manrique, Edgar; Ruiz Cabrejos, Jorge; Saavedra Romero, Marlon Pierino; Alava, Freddy; Bickersmith, Sara; Prussing, Catharine; Vinetz, Joseph Michael; Conn, Jan E.; Moreno, Marta; Gamboa Vilela, Dionicia Baziliza (Public Library of Science, 2019)
    Interest in larval source management (LSM) as an adjunct intervention to control and eliminate malaria transmission has recently increased mainly because long-lasting insecticidal nets (LLINs) and indoor residual spray ...
  • The history of 20th century malaria control in Peru 
    Griffing, Sean M.; Gamboa Vilela, Dionicia Baziliza; Udhayakumar, Venkatachalam (BioMed Central, 2013)
    Malaria has been part of Peruvian life since at least the 1500s. While Peru gave the world quinine, one of the first treatments for malaria, its history is pockmarked with endemic malaria and occasional epidemics. In this ...
  • Human host-derived cytokines associated with Plasmodium vivax transmission from acute malaria patients to Anopheles darlingi mosquitoes in the Peruvian Amazon 
    Abeles, Shira R.; Chuquiyauri, Raul; Tong, Chuquiyauri; Vinetz, Joseph Michael (American Society of Tropical Medicine and Hygiene, 2013)
    Infection of mosquitoes by humans is not always successful in the setting of patent gametocytemia. This study tested the hypothesis that pro- or anti-inflammatory cytokines are associated with transmission of Plasmodium ...
  • Lack of molecular correlates of Plasmodium vivax ookinete development 
    Bounkeua, V.; Li, F.; Chuquiyauri, R.; Abeles, S.R.; McClean, C.M.; Neyra, V.; Llanos Cuentas, Elmer Alejandro; Yori, P.P.; Vinetz, Joseph Michael (American Society of Tropical Medicine and Hygiene, 2011)
    Previous studies of Plasmodium vivax transmission to Anopheles spp. mosquitoes have not been able to predict mosquito infectivity on the basis of microscopic or molecular quantification of parasites (total parasites in the ...
  • Microgeographical differences of Plasmodium vivax relapse and re-infection in the Peruvian Amazon 
    Chuquiyauri, Raul; Peñataro, Pablo; Brouwer, Kimberly C.; Fasabi, Manuel; Calderón Sánchez, Maritza Mercedes; Torres, Sonia; Gilman, Robert Hugh; Kosek, Margaret; Vinetz, Joseph Michael (American Society of Tropical Medicine and Hygiene, 2013)
    To determine the magnitude of Plasmodium vivax relapsing malaria in rural Amazonia, we carried out a study in four sites in northeastern Peru. Polymerase chain reaction-restriction fragment length polymorphism of PvMSP-3α ...
  • Pharmacogenetic assessment of tafenoquine efficacy in patients with Plasmodium vivax malaria 
    St Jean, P.L.; Koh, G.C.K.W.; Breton, J.J.; Espino, F.E.J.; Hien, T.T.; Krudsood, S.; Lacerda, M.V.G.; Llanos Cuentas, Elmer Alejandro; Lon, C.; Mohammed, R.; Namaik-Larp, C.S.; Pereira, D.B.; Saunders, D.L.; Velez, I.D.; Yilma, D.; Villegas, M.F.; Duparc, S.; Green, J.A. (Wolters Kluwer Health, 2020)
    Plasmodium vivax has the largest geographic range of human malaria species and is challenging to manage and eradicate due to its ability to establish a dormant liver stage, the hypnozoite, which can reactivate leading to ...
  • Plasmodium vivax morbidity after radical cure: A cohort study in Central Vietnam 
    Pham, T.V.; Van Nguyen, H.; Aguirre, A.R.; Van Nguyen, V.; Cleves, M.A.; Nguyen, X.X.; Nguyen, T.T.; Tran, D.T.; Le, H.X.; Hens, N.; Rosanas-Urgell, A.; D’alessandro, U.; Speybroeck, N.; Erhart, A. (Public Library of Science, 2019)
    Background: In Vietnam, the importance of vivax malaria relative to falciparum during the past decade has steadily increased to 50%. This, together with the spread of multidrug-resistant Plasmodium falciparum, is a major ...
  • Plasmodium vivax sub-patent infections after radical treatment are common in peruvian patients: Results of a 1-year prospective cohort study 
    van den Eede, P.; Soto-Calle, V.E.; Delgado Ratto, Christopher; Gamboa Vilela, Dionicia Baziliza; Grande, T.; Rodriguez, H.; Llanos Cuentas, Elmer Alejandro; Anné, J.; D'Alessandro, U.; Erhart, A. (Public Library of Science, 2011)
    Background: There is an increasing body of literature reporting treatment failure of the currently recommended radical treatment of Plasmodium vivax infections. As P. vivax is the main malaria species outside the African ...
  • Population structure and spatio-temporal transmission dynamics of Plasmodium vivax after radical cure treatment in a rural village of the Peruvian Amazon 
    Delgado Ratto, Christopher; Soto-Calle, Veronica E.; Van Den Eede, Peter; Gamboa Vilela, Dionicia Baziliza; Rosas, Angel; Abatih, Emmanuel N.; Rodriguez Ferrucci, Hugo; Llanos Cuentas, Elmer Alejandro; Van Geertruyden, Jean-Pierre; Erhart, Annette; D'Alessandro, Umberto (BioMed Central, 2014)
    Background: Despite the large burden of Plasmodium vivax, little is known about its transmission dynamics. This study explored the population structure and spatio-temporal dynamics of P. vivax recurrent infections after ...
  • Rapid Diagnostic Tests for Malaria Diagnosis in the Peruvian Amazon: Impact of pfhrp2 Gene Deletions and Cross-Reactions 
    Maltha, J.; Gamboa Vilela, Dionicia Baziliza; Bendezu, J.; Sanchez, L.; Cnops, L.; Gillet, P.; Jacobs, J. (Public Library of Science, 2012)
    Background: In the Peruvian Amazon, Plasmodium falciparum and Plasmodium vivax malaria are endemic in rural areas, where microscopy is not available. Malaria rapid diagnostic tests (RDTs) provide quick and accurate diagnosis. ...
  • Single-dose tafenoquine to prevent relapse of plasmodium vivax malaria 
    Lacerda, M.V.G.; Llanos Cuentas, Elmer Alejandro; Krudsood, S.; Lon, C.; Saunders, D.L.; Mohammed, R.; Yilma, D.; Pereira, D.B.; Espino, F.E.J.; Mia, R.Z.; Chuquiyauri, R.; Val, F.; Casapía, M.; Monteiro, W.M.; Brito, M.A.M.; Costa, M.R.F.; Buathong, N.; Noedl, H.; Diro, E.; Getie, S.; Wubie, K.M.; Abdissa, A.; Zeynudin, A.; Abebe, C.; Tada, M.S.; Brand, F.; Beck, H.-P.; Angus, B.; Duparc, S.; Kleim, J.-P.; Kellam, L.M.; Rousell, V.M.; Jones, S.W.; Hardaker, E.; Mohamed, K.; Clover, D.D.; Fletcher, K.; Breton, J.J.; Ugwuegbulam, C.O.; Green, J.A.; Koh, G.C.K.W. (Massachusetts Medical Society, 2019)
    BACKGROUND: Treatment of Plasmodium vivax malaria requires the clearing of asexual parasites, but relapse can be prevented only if dormant hypnozoites are cleared from the liver (a treatment termed "radical cure"). Tafenoquine ...
  • Tafenoquine versus primaquine to prevent relapse of plasmodium vivax malaria 
    Llanos Cuentas, Elmer Alejandro; Lacerda, M.V.G.; Hien, T.T.; Vélez, I.D.; Namaik-Larp, C.; Chu, C.S.; Villegas, M.F.; Val, F.; Monteiro, W.M.; Brito, M.A.M.; Costa, M.R.F.; Chuquiyauri, R.; Casapía, M.; Nguyen, C.H.; Aruachan, S.; Papwijitsil, R.; Nosten, F.H.; Bancone, G.; Angus, B.; Duparc, S.; Craig, G.; Rousell, V.M.; Jones, S.W.; Hardaker, E.; Clover, D.D.; Kendall, L.; Mohamed, K.; Koh, G.C.K.W.; Wilches, V.M.; Breton, J.J.; Green, J.A. (Massachusetts Medical Society, 2019)
    BACKGROUND: Tafenoquine, a single-dose therapy for Plasmodium vivax malaria, has been associated with relapse prevention through the clearance of P. vivax parasitemia and hypnozoites, termed "radical cure." METHODS: We ...

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