Browsing by Author "Patarroyo, Manuel A."
Now showing items 1-20 of 109
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3D Analysis of the TCR/pMHCII Complex Formation in Monkeys Vaccinated with the First Peptide Inducing Sterilizing Immunity against Human Malaria
Patarroyo, Manuel A.; Bermudez, Adriana; López, Carolina; Yepes, Gloria; Patarroyo, Manuel E.T-cell receptor gene rearrangements were studied in Aotus monkeys developing high antibody titers and sterilizing immunity against the Plasmodium falciparum malaria parasite upon vaccination with the modified synthetic ...Artículo. 2010
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A B-lymphocyte binding peptide from BNRF1 induced antibodies inhibiting EBV-invasion of B-lymphocytes
López, Ramsés; Urquiza, Mauricio; Patino, Helena; Suárez, Jorge; Reyes, Claudia; Patarroyo, Manuel A.; Patarroyo, Manuel E."Epstein–Barr virus (EBV) infects human target cells mainly through gp350/220-CD21 and gp42-MHCII interactions; however, it has been shown that these interactions are dispensable for EBV-invasion of susceptible cells, ...Artículo. 2005
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A novel methodology for characterizing and predicting protein functional sites
Bobadilla, Leonardo; Nino, Fernando; Cepeda, Edilberto; Patarroyo, Manuel A.Since there is a strong need for computational methods to predict and characterize functional sites for initial anno- tations of protein structures, a new methodology that relies on descriptions of the functional sites ...parte de Libro. 2008
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A single amino acid change in the Plasmodium falciparum RH5 (PfRH5) human RBC binding sequence modifies its structure and determines species-specific binding activity
Arévalo-Pinzón, Gabriela; Curtidor, Hernando; Muñoz, Marina; Patarroyo, Manuel A.; Bermudez, Adriana; Patarroyo, Manuel E."Identifying the ligands or regions derived from them which parasites use to invade their target cells has proved to be an excellent strategy for identifying targets for vaccine development. Members of the reticulocyte-binding ...Artículo. 2012
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Amino terminal peptides from the Plasmodium falciparum EBA-181/JESEBL protein bind specifically to erythrocytes and inhibit in vitro merozoite invasion
Vera-Bravo, Ricardo; Valbuena, John J.; Ocampo, Marisol; Garcia, Javier E.; Rodriguez, Luis E.; Puentes, Alvaro; Lopez, Ramses; Curtidor, Hernando; Torres, Elizabeth; Trujillo, Mary; Tovar, Diana R.; Patarroyo, Manuel A.; Patarroyo, Manuel E."Several EBA-175 paralogues (EBA-140, EBA-165, EBA-175, EBA-181, and EBL-1) have been described among the Plasmodium falciparum malaria parasite proteins, which are important in the red blood cell (RBC) invasion process. ...Artículo. 2005
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Annotation and characterization of the Plasmodium vivax rhoptry neck protein 4 (PvRON4)
Arévalo Pinzón, Gabriela; Curtidor, Hernando; Abril, Jesica; Patarroyo, Manuel A.Background: The tight junction (TJ) is one of the most important structures established during merozoite invasion of host cells and a large amount of proteins stored in Toxoplasma and Plasmodium parasites’ apical organelles ...Artículo. 2013
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"Binding activity, structure, and immunogenicity of synthetic peptides derived from Plasmodium falciparum CelTOS and TRSP proteins"
Curtidor, Hernando; Arévalo-Pinzón, Gabriela; Bermudez, Adriana; Calderon, Dayana; Vanegas, Magnolia; Patiño, Liliana C.; Patarroyo, Manuel A.; Patarroyo, Manuel E."Several sporozoite proteins have been associated with Plasmodium falciparum cell traversal and hepatocyte invasion, including the cell-traversal protein for ookinetes and sporozoites (CelTOS), and thrombospondin-related ...Artículo. 2012
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Characterisation of Plasmodium falciparum RESA-like protein peptides that bind specifically to erythrocytes and inhibit invasion
Rodriguez, Luis Eduardo; Vera, Ricardo; Valbuena, John; Curtidor, Hernando; Garcia, Javier; Puentes, Alvaro; Ocampo, Marisol; Lopez, Ramses; Rosas, Jaiver; Lopez, Yolanda; Patarroyo, Manuel A.; Patarroyo, Manuel E.The Plasmodium falciparum ring-erythrocyte surface antigen (RESA)-like putative protein was identified and characterised. PCR and RT-PCR assays revealed that the gene encoding this protein was both present and being ...Artículo. 2007
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Characterising a microsatellite for DRB typing in Aotus vociferans and Aotus nancymaae (Platyrrhini)
López, Carolina; Suárez, Carlos F.; Cadavid, Luis; Patarroyo, Manuel E.; Patarroyo, Manuel A.Non-human primates belonging to the Aotus genus have been shown to be excellent experimental models for evaluating drugs and vaccine candidates against malaria and other human diseases. The immune system of this animal ...Artículo. 2014
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Characterising atypical Candida albicans clinical isolates from six third-level hospitals in Bogotá, Colombia
Rodriguez-Leguizamon, Giovanni; Fiori, Alessandro; López, Luisa F.; Gómez, Beatriz L.; Parra-Giraldo, Claudia M.; Gómez-López, Arley; Suárez, Carlos F.; Ceballos, Andrés; Van Dijck, Patrick; Patarroyo, Manuel A.Background: Candida species are the most frequently found fungal pathogens causing nosocomial disease in a hospital setting. Such species must be correctly identified to ensure that appropriate control measures are taken ...Artículo. 2015
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Characterising Mycobacterium tuberculosis Rv1510c protein and determining its sequences that specifically bind to two target cell lines
Vera-Bravo, Ricardo; Torres, Elizabeth; Valbuena, John J.; Ocampo, Marisol; Rodríguez, Luis E.; Puentes, Álvaro; García, Javier E.; Curtidor, Hernando; Cortés, Jimena; Vanegas, Magnolia; Rivera, Zuly J.; Díaz, Andrea; Calderon, Martha N.; Patarroyo, Manuel A.; Patarroyo, Manuel E."The process of Mycobacterium tuberculosis infection of the macrophage implies a very little-known initial recognition and adherence step, important for mycobacterial survival; many proteins even remain like hypothetical. ...Artículo. 2005
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Characterization of Plasmodium falciparum integral membrane protein Pf25-IMP and identification of its red blood cell binding sequences inhibiting merozoite invasion in vitro
Curtidor, Hernando; Arévalo, Gabriela; Vanegas, Magnolia; Vizcaíno, Carolina; Patarroyo, Manuel A.; Forero, Martha; Patarroyo, Manuel E."The identification of proteins present on the surface of Plasmodium falciparum-infected red blood cells as well as of free merozoites has been widely considered as one of the main areas of research in the development of ...Artículo. 2008
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Characterizing and predicting catalytic residues in enzyme active sites based on local properties: a machine learning approach
Bobadilla, Leonardo; Nino, Fernando; Cepeda, Edilberto; Patarroyo, Manuel A.Developing computational methods for assigning protein function from tertiary structure is a very important problem, predicting a catalytic mechanism based only on structural information being a particularly challenging ...parte de Libro. 2007
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Characterizing PvARP, a novel Plasmodium vivax antigen
Moreno Pérez, Darwin A; Saldarriaga, Ambar; Patarroyo, Manuel A.Background Plasmodium vivax continues to be the most widely distributed malarial parasite species in tropical and sub-tropical areas, causing high morbidity indices around the world. Better understanding of the proteins ...Artículo. 2013
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Chlamydia trachomatis frequency in a cohort of HPV-infected colombian women
Quinónez-Calvache, Edith Margarita; Rios-Chaparro, Dora-Ines; Ramírez, Juan David; Soto-De León, Sara Cecilia; Camargo, Milena; Del Río-Ospina, Luisa; Sánchez, Ricardo; Patarroyo, Manuel Elkin; Patarroyo, Manuel A.Background Chlamydia trachomatis (C. trachomatis), an obligate intracellular bacterium, is the commonest infectious bacterial agent of sexual transmission throughout the world. It has been shown that the presence of this ...Artículo. 2016
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Cloning, expression, and characterisation of a Plasmodium vivax MSP7 family merozoite surface protein
Mongui, Alvaro; Perez-Leal, Oscar; Soto, Sara C.; Cortes, Jimena; Patarroyo, Manuel A.Plasmodium vivax remains the most widespread Plasmodium parasite specie around the world, producing about 75 million malaria cases, mainly in South America and Asia. A vaccine against this disease is of urgent need, making ...Artículo. 2006
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Complement Receptor 1 availability on red blood cell surface modulates Plasmodium vivax invasion of human reticulocytes
Prajapati, Surendra Kumar; Borlon, Céline; Rovira-Vallbona, Eduard; Gruszczyk, Jakub; Menant, Sebastien; Tham, Wai-Hong; Kattenberg, Johanna Helena; Villasis, Elizabeth; De Meulenaere, Katlijn; Gamboa, Dionicia; Vinetz, Joseph; Fujita, Ricardo; Xuan, Xa Nguyen; Urbano Ferreira, Marcelo; Niño, Carlos H.; Patarroyo, Manuel A.; Spanakos, Gregory; Kestens, Luc; Abbeele, Jan Van Den; Rosanas-Urgell, Anna"Plasmodium vivax parasites preferentially invade reticulocyte cells in a multistep process that is still poorly understood. In this study, we used ex vivo invasion assays and population genetic analyses to investigate the ...Artículo. 2019
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Computational prediction and experimental assessment of secreted/surface proteins from Mycobacterium tuberculosis H37Rv
Vizcaíno, Carolina; Restrepo-Montoya, Daniel; Rodríguez, Diana; Niño, Luis F.; Ocampo, Marisol; Vanegas, Magnolia; Reguero, María T.; Martínez, Nora L.; Patarroyo, Manuel E.; Patarroyo, Manuel A.The mycobacterial cell envelope has been implicated in the pathogenicity of tuberculosis and therefore has been a prime target for the identification and characterization of surface proteins with potential application in ...Artículo. 2010
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Conserved high activity binding peptides from the Plasmodium falciparum Pf34 rhoptry protein inhibit merozoites in vitro invasion of red blood cells
Arévalo-Pinzón, Gabriela; Curtidor, Hernando; Vanegas, Magnolia; Vizcaíno, Carolina; Patarroyo, Manuel A.; Patarroyo, Manuel E."Rhoptries are specialized secretory organelles found in all members of the genus Plasmodium whose proteins have been considered as promising vaccine candidates due to their involvement in cell invasion and the formation ...Artículo. 2010
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Conserved regions of the Plasmodium falciparum rhoptry-associated protein 3 mediate specific host-pathogen interactions during invasion of red blood cells
García, Jeison; Curtidor, Hernando; Vanegas, Magnolia; Arévalo-Pinzon, Gabriela; Patarroyo, Manuel A.; Patarroyo, Manuel E."Invasion of red blood cells (RBCs) by the Plasmodium falciparum malaria merozoite is mediated by parasite surface molecules and proteins contained within apical organelles that are capable of recognizing receptors on the ...Artículo. 2010