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Acanthamoeba genotype T4 keratitis in a patient with Thygeson’s superficial punctate keratitis
Queratitis por Acanthamoeba genotipo T4 en un paciente con queratitis punteada de Thygeson
(2017-01)
A case of amoebic keratitis due to Acanthamoeba genotype T4 is reported. The patient is a 74-year old
woman with Thygeson’s superficial punctate keratitis. Corneal scrapings were employed for the diagnosis, which included ...
Characterization and functional analysis of the proteins Prohibitin 1 and 2 in Trypanosoma cruzi
(2020-04-08)
Background:
Chagas disease is the third most important neglected tropical disease. There is no vaccine available, and only two drugs are generally prescribed for the treatment, both of which with a wide range of side ...
Isolation and molecular characterization of Acanthamoeba and Balamuthia mandrillaris from combination shower units in Costa Rica
(2014-08-19)
Free living amoebae (FLA) are ubiquitous protozoa, which may behave as parasites under certain conditions. Four genera are recognized as causal agents of infections in humans and animals: Naegleria, Sappinia, Acanthamoeba ...
In vitro effects of environmental isolates of Acanthamoeba T4 and T5 over human erythrocytes and platelets
(2020-01-21)
Free-living amoebae of the genus Acanthamoeba have been associated with keratitis and encephalitis. Some factors related to their pathogenic potential have been described, including the release of hydrolytic enzymes, and ...
Primary Amebic Meningoencephalitis Related to Groundwater in Costa Rica: Diagnostic Confirmation of Three Cases and Environmental Investigation
(2020-08-01)
During the first trimester of 2020, the Ministry of Health of Costa Rica reported the first three cases of primary amebic meningoencephalitis (PAM). In two cases, laboratory personnel of the hospitals preliminarily ...
Extracellular vesicles of trypomastigotes of Trypanosoma cruzi induce changes in ubiquitin-related processes, cell-signaling pathways and apoptosis
(2023)
Chagas disease is caused by the protozoan parasite Trypanosoma cruzi. The disease has an acute and a chronic phase in which approximately 30% of the chronic patients suffer from heart disease and/or gastrointestinal symptoms. ...
Aplicación de la topología molecular en la predicción de la actividad antiprotozoaria de derivados del benzimidazol
(2013-03)
Se ha aplicado la topología molecular a la búsqueda de nuevos derivados del benzimidazol con actividad
antiprotozoaria frente a Trichomonas vaginalis y Giardia intestinalis. A partir de los resultados del análisis lineal ...
Isolation of Acanthamoeba T5 from Water: Characterization of Its Pathogenic Potential, Including the Production of Extracellular Vesicles
(2020-01-23)
Acanthamoeba is a genus of free-living amoebae widely distributed in nature, associated with the development of encephalitis and keratitis. Despite the fact that it is common to find genotype T5 in environmental samples, ...
Diagnóstico de laboratorio de coccidios intestinales
(2013-01)
Los coccidios intestinales son un grupo de parásitos unicelulares que infectan el tracto gastrointestinal de diferentes especies animales, incluyendo el ser humano. Los coccidios se transmiten por la ingestión de quistes ...
Caso clínico: Rinoescleroma
(2013-01)
The case of a 19–year–old male patient from a rural area is presented. He had a 3-year history of nasal obstruction, episodes of facial inflammation, epistaxis, fetid rhinorrhea, hearing loss in the right ear, bilateral ...