Results 21 to 30 of about 18,345 (225)

Antibodies against Entamoeba histolytica in individuals with intestinal amoebiasis presenting cysts and/or trophozoites in the feces Anticorpos anti-Entamoeba histolylica em indivíduos com amebíase intestinal apresentando cistos e/ou trofozoitas nas fezes

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1991
Serum samples were obtained from 154 individuals infected with Entamoeba histolytica (78 symptomatic and 76 asymptomatic). Twelve had trophozoites in the feces whereas 142 had only cysts.
Maria das Graças Carvalho   +2 more
doaj   +1 more source

Use of white light in vivo confocal microscopy for the detection of spatial changes in the corneal nerves in cases of early-stage Acanthamoeba keratitis with radial keratoneuritis

open access: yesIndian Journal of Ophthalmology, 2020
Purpose: Radial keratoneuritis (RK) is a common feature of Acanthamoeba keratitis (AK). In vivo confocal microscopy (IVCM) is noninvasive and provides real-time images for the diagnosis of corneal diseases by allowing the visualization of corneal ...
Kuo-Chi Hung   +6 more
doaj   +1 more source

Multiple Amoebic Liver Abscess As Initial Manifestation in Hiv Sero-Positive Male [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Amoebic liver abscess is the most frequent extra-intestinal manifestation of Entamoeba histolytica infection. Immunosuppression is known to predispose to amoebic liver abscess.
SUBRATA CHAKRABARTI
doaj   +1 more source

Malaria Trophozoite

open access: yesMedical Journal of Southern California Clinicians, 2020
A 71-year-old man living in El Salvador developed anemia, indirect bilirubinemia and intermittent fever for the past several months. Ultrasound of the abdomen revealed mild splenomegaly. Both thick and thin blood smears for malaria failed to show malaria species.
Stanley Kim, Ricardo Saca
openaire   +1 more source

Basic biology of Pneumocystis carinii: a mini review

open access: yesMemorias do Instituto Oswaldo Cruz, 2005
Basic aspects of cell biology of Pneumocystis carinii are reviewed with major emphasis on its life cycle and the structural organization of the trophozoites and cyst forms.
Wanderley de Souza, Marlene Benchimol
doaj   +1 more source

Fulminant amebic colitis: A rare and elusive complication

open access: yesBiomedical and Biotechnology Research Journal, 2022
Intestinal amebiasis remains asymptomatic in 90% of cases. Only 4%–10% of individuals monitored for 1 year develop colitis. Amebic colitis evolves to fulminant colitis or rupture in 0.5% of cases. In such scenario, mortality exceeds 50%.
Adil Aziz Khan   +3 more
doaj   +1 more source

Protein Sumoylation Is Crucial for Phagocytosis in Entamoeba histolytica Trophozoites

open access: yes, 2021
Posttranslational modifications provide Entamoeba histolytica proteins the timing and signaling to intervene during different processes, such as phagocytosis. However, SUMOylation has not been studied in E. histolytica yet.
Esther Orozco   +15 more
core   +1 more source

Plasmodium vivax trophozoite-stage proteomes [PDF]

open access: yesJournal of Proteomics, 2015
Plasmodium vivax is the causative infectious agent of 80-300 million annual cases of malaria. Many aspects of this parasite's biology remain unknown. To further elucidate the interaction of P. vivax with its Saimiri boliviensis host, we obtained detailed proteomes of infected red blood cells, representing the trophozoite-enriched stage of development ...
D C, Anderson   +6 more
openaire   +2 more sources

Taurine, a Component of the Tear Film, Exacerbates the Pathogenic Mechanisms of Acanthamoeba castellanii in the Ex Vivo Amoebic Keratitis Model

open access: yesPathogens, 2023
Acanthamoeba spp. is the etiological agent of amoebic keratitis. In this study, the effect of taurine in physiological concentrations in tears (195 μM) on trophozoites of Acanthamoeba castellanii through the ex vivo amoebic keratitis model was evaluated.
Lizbeth Salazar-Villatoro   +6 more
doaj   +1 more source

Ultrastructure of Babesia equi trophozoites isolated in Minas Gerais, Brazil [PDF]

open access: yesPesquisa Veterinária Brasileira, 2003
A transmission electron microscope study was carried out on Babesia equi obtained from a splenectomized horse, from the municipality of Santa Luzia, Minas Gerais, Brazil. The isolate was inoculated into two splenectomized foals (1.05 x 10(10) parasitized
Antônio M. Guimarães   +2 more
doaj   +1 more source

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