Now showing items 41-56 of 56

    • Díaz Luján, C.; Triquell, M. F.; Castillo Varela, Christian; Hardisson, D.; Kemmerling Weis, Ulrike; Fretes, R. E. (Elsevier, 2016)
      American trypanosomiasis has long been a neglected disease endemic in LatinAmerica, but congenital transmission has now spread Chagas disease to cause a global health problem. As the early stages of the infection of placental ...
    • Ramírez, Galia; Valck Calderón, Carolina Eliana; Aguilar, Lorena; Kemmerling Weis, Ulrike; López Muñoz, Rodrigo; Navarro Cabrera, Gonzalo; Morello Casté, Antonio; Ferreira, Jorge; Maya Arango, Juan; Galanti Garrone, Norbel; Ferreira, Arturo (2012)
      In Latin America, there are about 10-12 million people infected with Trypanosoma cruzi, the agent of Chagas' disease, one of the most important neglected tropical parasitism. Identification of molecular targets, specific ...
    • Lozano, Esteban; Barrera, Patricia; Salinas, Romina; Vega, Israel; Nieto, Matías; Tonn, Carlos; Kemmerling Weis, Ulrike; Mortara, Renato A.; Sosa, Miguel A. (2012)
      Chagas disease is a major health problem in Latin America and is caused by the parasitic protozoan Trypanosoma cruzi. Although many drugs have been used to alleviate the disease, these have been ineffective in the chronic ...
    • Carrasco Friz, María Angélica; Jaimovich Pérez, Enrique; Kemmerling Weis, Ulrike; Hidalgo Tapia, María Cecilia (SOCIEDAD BIOLOGIA CHILE, 2004)
      Calcium regulation of several transcription factors involves different calcium-dependent signaling cascades and engages cytoplasmic as well as nuclear calcium signals. The study of the specific sources of calcium signals ...
    • Campos Estrada, Carolina; Liempi, Ana; González Herrera, Fabiola; Lapier, Michel; Kemmerling Weis, Ulrike; Pesce Reyes, Bárbara; Ferreira, Jorge; López Muñoz, Rodrigo; Maya Arango, Juan (Public Library of Science, 2015)
      © 2015 Campos-Estrada et al.Trypanosoma cruzi is the causal agent of Chagas Disease that is endemic in Latin American, afflicting more than ten million people approximately. This disease has two phases, acute and chronic. ...
    • González Herrera, Fabiola; Cramer, Allysson; Pimentel, Pollyana; Castillo, Christian; Liempi, Ana; Kemmerling Weis, Ulrike; Machado, Fabiana S.; Maya Arango, Juan (American Society for Microbiology, 2017)
      Current treatments for chronic Chagas cardiomyopathy, a disease with high mortality rates and caused by the protozoan Trypanosoma cruzi, are unsatisfactory. Myocardial inflammation, including endothelial activation, is ...
    • Guzmán Rivera, Daniela; Liempi Manquel, Ana; González Herrera, Fabiola; Fuentes Retamal, Sebastián; Carrillo, Ileana; Abarca Bustos, Patricio; Castillo Rivas, Christian; Kemmerling Weis, Ulrike; Pesce Reyes, Bárbara; Maya Arango, Juan Diego (American Society for Microbiology (ASM), 2020)
      Chagas disease, caused by the protozoan Trypanosome cruzi, endemic in Latin America but distributed worldwide because of migration. Without appropriate treatment, the disease progresses from an acute asymptomatic phase to ...
    • Rodríguez, Jorge; Gerpe, Alejandra; Aguirre, Gabriela; Kemmerling Weis, Ulrike; Piro, Oscar; Arán, Vicente; Maya Arango, Juan; Olea Azar, Claudio; González, Mercedes; Cerecetto, Hugo (2009)
      New indazole derivatives have been developed to know about structural requirements for adequate anti-Trypanosoma cruzi activity. In relation to position 1 of indazole ring, we have observed that a butylaminopentyl substituent ...
    • Rojo, Gemma; Castillo, Christian; Duaso, Juan; Liempi, Ana; Droguett Ossa, Daniel; Galanti Garrone, Norbel; Maya Arango, Juan; López Muñoz, Rodrigo; Kemmerling Weis, Ulrike (Elsevier, 2014)
      Nifurtimox (Nfx) and Benznidazole (Bnz) are the only available drugs in use for the treatment of Chagas disease. These drugs are recommended but not fully validated in evidence-based medicine and reports about the ...
    • Castillo, Christian; Muñoz, Lorena; Carrillo, Ileana; Droguett, Daniel; Liempi, Ana; Astudillo, Javier; Maya Arango, Juan; Galanti Garrone, Norbel; Kemmerling Weis, Ulrike (2016)
      Congenital Chagas’ disease, caused by the protozoan Trypanosoma cruzi (T. cruzi), is one of the major public health concerns in Latin America where more than one million women in fertile age are infected. During ...
    • Medina, Lisvaneth; Castillo Rivas, Christian; Liempi, Ana; Guerrero Muñoz, Jesús; Rojas Pirela, Maura; Maya Arango, Juan Diego; Prieto, Humberto; Kemmerling Weis, Ulrike (Frontiers Media, 2020)
      Trypanosoma cruzi and Toxoplasma gondii are two parasites than can be transmitted from mother to child through the placenta. However, congenital transmission rates are low for T. cruzi and high for T. gondii. Infection ...
    • Liempi Manquel, Ana; Droguett Ossa, Daniel; Castillo, Christian; Gómez, Fresia; Negrete, Miguel; Carrillo, Ileana; Galanti Garrone, Norbel; Kemmerling Weis, Ulrike (Elsevier, 2015)
    • Droguett, Daniel; Carrillo, Ileana; Castillo, Christian; Gómez, Fresia; Negrete, Miguel; Liempi, Ana; Muñoz, Lorena; Kemmerling Weis, Ulrike; Galanti Garrone, Norbel; Maya Arango, Juan; Droguett, Daniel (Academic Press Inc., 2017)
      © 2016 Elsevier Inc.Congenital transmission of Trypanosoma cruzi (T. cruzi) is partially responsible for the progressive globalization of Chagas disease. During congenital transmission the parasite must cross the placental ...
    • Liempi Manquel, Ana; Castillo, Christian; Cerda Villablanca, Mauricio; Droguett Ossa, Daniel; Duaso, Juan; Barahona, Katherine; Hernández, Ariane; Díaz Luján, Cintia; Fretes, Ricardo; Härtel, Steffen; Kemmerling Weis, Ulrike (Elsevier, 2015)
      Chagas disease is an endemic, neglected tropical disease in Latin America that is caused by the protozoan parasite Trypanosoma cruzi. In vitro models constitute the first experimental approach to study the physiopathology ...
    • Salas, Cristian; Tapia, Ricardo A.; Ciudad, Karina; Armstrong, Verónica; Orellana Bown, Myriam; Kemmerling Weis, Ulrike; Ferrada Parker, Jorge; Maya Arango, Juan; Morello Casté, Antonio (Elsevier Ltd, 2008-01-15)
      Derivatives of natural quinones with biological activities, such as lapachol, α- and β-lapachones, have been synthesized and their trypanocidal activity evaluated in vitro in Trypanosoma cruzi cells. All tested compounds ...
    • López Muñoz, Rodrigo; Faúndez, Mario; Klein, Sebastián; Escanilla, Sebastián; Torres, Gloria; Lee-Liu, Dasfne; Ferrada Parker, Jorge; Kemmerling Weis, Ulrike; Orellana Bown, Myriam; Morello Casté, Antonio; Ferreira, Arturo; Maya Arango, Juan (ELSEVIER, 2010)
      Nifurtimox and benznidazole are the only active drugs against Trypanosoma cruzi; however, they have limited efficacy and severe side effects. During primoinfection, T. cruzi infected macrophages mount an antiparasitic ...