Listar por tema "Antibodies"

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  • Anti-Plasmodium falciparum invasion ligand antibodies in a low malaria transmission region, Loreto, Peru 
    Villasis Mayuri, Elizabeth Melisa; Lopez-Perez, M.; Torres Fajardo, Katherine Jessica; Gamboa Vilela, Dionicia Baziliza; Neyra, V.; Bendezu, J.; Tricoche, N.; Lobo, C.; Vinetz, Joseph Michael; Lustigman, S. (BioMed Central, 2012)
    Background: Erythrocyte invasion by Plasmodium falciparum is a complex process that involves two families; Erythrocyte Binding-Like (EBL) and the Reticulocyte Binding-Like (PfRh) proteins. Antibodies that inhibit merozoite ...
  • Assessing malaria transmission in a low endemicity area of north-western Peru 
    Rosas-Aguirre, Angel; Llanos Cuentas, Elmer Alejandro; Speybroeck, Niko; Cook, Jackie; Contreras-Mancilla, Juan; Soto, Veronica; Gamboa Vilela, Dionicia Baziliza; Pozo, Edwar; Ponce, Oscar J.; Pereira, Mayne O.; Soares, Irene S.; Theisen, Michael; D'Alessandro, Umberto; Erhart, Annette (BioMed Central, 2013)
    Background: Where malaria endemicity is low, control programmes need increasingly sensitive tools for monitoring malaria transmission intensity (MTI) and to better define health priorities. A cross-sectional survey was ...
  • Diagnostic performance of four lateral flow immunoassays for COVID-19 antibodies in Peruvian population. 
    Calderón Flores, Rodrigo Alonso; Caceres Cardenas, Guillermo Ernesto; Alí Francia, Karla Giannina; De Vos, Margaretha; Emperador, Devy; Cáceres Nakiche, Tatiana; Eca Ávila, Anika Guadalupe; Villa Castillo, Luz Estefania; Albertini, Audrey; Sacks, Jilian A.; Ugarte Gil, Cesar Augusto (Public Library of Science, 2023)
    Serological assays have been used in seroprevalence studies to inform the dynamics of COVID-19. Lateral flow immunoassay (LFIA) tests are a very practical technology to use for this objective; however, one of their ...
  • Expression of fatty acid synthase (FASN) in oral nevi and melanoma 
    De Andrade, B.; León, J. E.; Carlos, R.; Delgado-Azañero, W.; Mosqueda-Taylor, A.; Graner, E.; de Almeida, O. (Wiley, 2011)
    The aim of this study was to determine the expression of fatty acid synthase (FASN) in oral nevi and melanomas, comparing the results with correspondent cutaneous lesions. Materials and Methods: Expression of FASN was ...
  • HIV and syphilis testing preferences among men who have sex with men and among transgender women in Lima, Peru 
    Bristow, Claire C.; Kojima, Noah; Lee, Sung-Jae; León Sandoval, Segundo Ramos; Ramos, Lourdes B.; Konda, Kelika A.; Brown, Brandon; Caceres Palacios, Carlos Fernando; Klausner, Jeffrey D. (Public Library of Science, 2018)
    BACKGROUND: Men who have sex with men (MSM) and transgender women in Peru are at high risk for acquiring syphilis and HIV infection. The World Health Organization highly recommends screening for HIV and syphilis to reduce ...
  • The Immunoglobulin M-Shed Acute Phase Antigen (SAPA)-test for the Early Diagnosis of Congenital Chagas Disease in the Time of the Elimination Goal of Mother-to-Child Transmission 
    Castro-Sesquen, Yagahira E.; Tinajeros, Freddy; Bern, Caryn; Galdos-Cardenas, Gerson; Malaga, Edith S.; Valencia Ayala, Edward; Hjerrild, Kathryn; Clipman, Steven J.; Lescano Guevara, Andres Guillermo; Bayangos, Tabitha; Castillo, Walter; Menduiña, María Carmen; Talaat, Kawsar R.; Gilman, Robert Hugh (Oxford University Press, 2021)
    BACKGROUND: Diagnosis of congenital Chagas disease (CChD) in most endemic areas is based on low-sensitive microscopy at birth and 9-month immunoglobulin G (IgG), which has poor adherence. We aim to evaluate the accuracy ...
  • Immunological detection of pyrazine-2- carboxylic acid for the detection of pyrazinamide resistance in Mycobacterium tuberculosis 
    Florentini, E.A.; Angulo, N.; Gilman, Robert Hugh; Alcántara, R.; Roncal, E.; Antiparra, R.; Toscano, E.; Vallejos, K.; Kirwan, D.; Zimic-Peralta, Mirko Juan; Sheen Cortavarria, Patricia (Public Library of Science, 2020)
    Pyrazinamide (PZA) susceptibility testing in Mycobacterium tuberculosis (Mtb) is a current area of development and PZA-resistant strains are increasingly prevalent. Previous studies have demonstrated that the detection of ...
  • Malaria transmission structure in the Peruvian Amazon through antibody signatures to Plasmodium vivax 
    Rosado, J.; Carrasco Escobar, Gabriel; Nolasco, O.; Garro, K.; Rodriguez-Ferruci, H.; Guzman Guzman, Mitchel Anthony; Llanos Cuentas, Elmer Alejandro; Vinetz, Joseph Michael; Nekkab, N.; White, M.T.; Mueller, I.; Gamboa Vilela, Dionicia Baziliza (Public Library of Science, 2022)
    Background The landscape of malaria transmission in the Peruvian Amazon is temporally and spatially heterogeneous, presenting different micro-geographies with particular epidemiologies. Most cases are asymptomatic and ...
  • Polirradiculoneuropatía desmielinizante inflamatoria crónica con anticuerpos antineurofascina-155: Un primer reporte de caso en Perú. 
    Segura-Chávez, Darwin; Sanchez Boluarte, Arantxa Noelia; Alvarez-Toledo, Kelvin; Caciano-López, Jorge; Tagle-Lostaunau, Isabel; Aquino-Peña, Francisco; Sifuentes-Monge, Juan (Medwave Estudios, 2023)
    Chronic inflammatory demyelinating polyradiculoneuropathy is a clinically heterogeneous group of immune- mediated peripheral neuropathies that share neurophysiological manifesta-tions of demyelination and albuminocytologic ...
  • Production of endoglin-specific heavy chain antibody fragments (VHHs) microarrays for whole-cell SPR imaging 
    Quintana, M.; Espinoza, José R.; Roupioz, Y. (Elsevier, 2022)
    Cell-based Surface Plasmon Resonance imaging (SPRi) with anti-endoglin VHH antibodies microarray on a gold-covered biochip was used to characterize the binding to endoglin expressed on the surface membrane of SC cells. ...
  • PvMSP8 as a Novel Plasmodium vivax Malaria Sero-Marker for the Peruvian Amazon 
    Villasis Mayuri, Elizabeth Melisa; Garro, Katherine; Rosas-Aguirre, Ángel; Rodríguez, Pamela; Rosado, Jason; Gave, Anthony; Guzman Guzman, Mitchel Anthony; Manrique Valverde, Paulo Cesar; White, Michael; Speybroeck, Niko; Vinetz, Joseph Michael; Torres Fajardo, Katherine Jessica; Gamboa Vilela, Dionicia Baziliza (MDPI, 2021)
    The measurement of recent malaria exposure can support malaria control efforts. This study evaluated serological responses to an in-house Plasmodium vivax Merozoite Surface Protein 8 (PvMSP8) expressed in a Baculovirus ...
  • Seizures, cysticercosis and rural-to-urban migration: the PERU MIGRANT study 
    Gonzales, I.; Miranda, J. Jaime; Rodriguez, S.; Vargas, V.; Cjuno, A.; Smeeth, L.; Gonzalez Zariquiey, Armando Emiliano; Tsang, V.C.W.; Gilman, Robert Hugh; García Lescano, Héctor Hugo (Wiley, 2015)
    Objectives: To examine the prevalence of seizures, epilepsy and seropositivity to cysticercosis in rural villagers (cysticercosis-endemic setting), rural-to-urban migrants into a non-endemic urban shanty town and urban ...
  • Squalene in oil-based adjuvant improves the immunogenicity of SARS-CoV-2 RBD and confirms safety in animal models. 
    Choque-Guevara, Ricardo; Poma-Acevedo, Astrid; Montesinos-Millan, Ricardo; Rios-Matos, Dora; Gutierrez-Manchay, Kristel; Montalvan-Avalos, Angela; Quinones-Garcia, Stefany; Cauti-Mendoza, Maria de Grecia; Agurto-Arteaga, Andres; Ramirez-Ortiz, Ingrid; Criollo-Orozco, Manuel; Huaccachi-Gonzales, Edison; Romero, Yomara K.; Perez-Martinez, Norma; Isasi-Rivas, Gisela; Sernaque-Aguilar, Yacory; Villanueva-Perez, Doris; Ygnacio, Freddy; Vallejos-Sanchez, Katherine; Fernandez-Sanchez, Manolo; Guevara-Sarmiento, Luis A.; Fernandez-Diaz, Manolo; Zimic-Peralta, Mirko Juan; COVID-19 Working Group in Peru (Public Library of Science, 2022)
    COVID-19 pandemic has accelerated the development of vaccines against its etiologic agent, SARS-CoV-2. However, the emergence of new variants of the virus lead to the generation of new alternatives to improve the current ...
  • Systems biology approach predicts antibody signature associated with Brucella melitensis infection in humans 
    Liang, L.; Tan, X.; Juarez, S.; Villaverde, H.; Pablo, J.; Nakajima-Sasaki, R.; Gotuzzo Herencia, José Eduardo; Saito, M.; Hermanson, G.; Molina, D.; Felgner, S.; Morrow, W.J.W.; Liang, X.; Gilman, Robert Hugh; Davies, D.H.; Tsolis, R.M.; Vinetz, Joseph Michael; Felgner, P.L. (American Chemical Society, 2011)
    A complete understanding of the factors that determine selection of antigens recognized by the humoral immune response following infectious agent challenge is lacking. Here we illustrate a systems biology approach to ...

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