Results 61 to 70 of about 14,370 (182)

Giardia duodenalis: analysis of secreted proteases upon trophozoite-epithelial cell interaction in vitro

open access: yesMemorias do Instituto Oswaldo Cruz, 2006
Protease secretion by Giardia duodenalis trophozoites upon interaction with epithelial cells and its association with the parasite adhesion was studied in co-cultures of parasites with IEC6 epithelial cell monolayers in the presence or absence of ...
Guadalupe Beatriz Rodríguez-Fuentes   +6 more
doaj   +1 more source

Peripheral Blood Erythrophagocytosis in Plasmodium falciparum Malaria

open access: yes
American Journal of Hematology, Volume 101, Issue 6, Page 1268-1268, June 2026.
Teresa Almeida, Cristina Avelar Ferreira
wiley   +1 more source

Life Cycle Plasticity of Colpoda aspera Fed With Petroleum Tolerant Gram‐Positive and Gram‐Negative Bacteria

open access: yesJournal of Eukaryotic Microbiology, Volume 73, Issue 3, May/June 2026.
ABSTRACT Soil recovery after contamination relies on the surviving microbiota to reconstruct microbial food webs. The ciliate Colpoda aspera and Brevundimonas sp., Rhizobium sp1, Rhizobium sp2 (gram‐negative), Bacillus sp1, Bacillus sp2, and Microbacterium sp.(gram‐positive) remain active after pulses of light petroleum contamination.
Laura Mondragón‐Camarillo   +2 more
wiley   +1 more source

Role of nitric oxide and superoxide in Giardia lamblia killing

open access: yesBrazilian Journal of Medical and Biological Research, 1997
Giardia lamblia trophozoites were incubated for 2 h with activated murine macrophages, nitric oxide (NO) donors or a superoxide anion generator (20 mU/ml xanthine oxidase plus 1 mM xanthine). Activated macrophages were cytotoxic to Giardia trophozoites (~
P.D. Fernandes, J. Assreuy
doaj   +1 more source

Morphological Description of the Early Events during the Invasion of Acanthamoeba castellanii Trophozoites in a Murine Model of Skin Irradiated under UV-B Light

open access: yesPathogens, 2020
Skin infections have been associated with Acanthamoeba, nevertheless the events during skin invasion and UV-B light effects on it are unknown. The early morphological events of Acanthamoeba castellanii skin invasion are shown in SKH-1 mice that were ...
Mariana Hernández-Jasso   +10 more
doaj   +1 more source

Entamoeba histolytica and E. dispar trophozoites in the liver of hamsters: in vivo binding of antibodies and complement

open access: yesParasites & Vectors, 2010
Background Human amoebiasis is caused by the parasitic protozoan Entamoeba histolytica that lives in the large intestine of hosts, where can produce asymptomatic colonization until severe invasive infections with blood diarrhea and spreading to other ...
Gomes Maria A   +4 more
doaj   +1 more source

In vitro activity of Camellia sinensis (green tea) against trophozoites and cysts of Acanthamoeba castellanii

open access: yesInternational Journal for Parasitology: Drugs and Drug Resistance, 2020
The effect of Camellia sinensis (green tea) on the growth of Acanthamoeba castellanii trophozoites was examined using a microplate based-Sulforhodamine B (SRB) assay. C.
Lenu B. Fakae   +3 more
doaj   +1 more source

Complete Dialysis‐Free Recovery From Severe Malaria–Associated Acute Kidney Injury and Multiorgan Failure: A Case Report and Brief Literature Review

open access: yesClinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT Severe malaria remains a major cause of acute kidney injury and multiorgan failure in endemic regions, often requiring renal replacement therapy. However, access to dialysis is limited in many resource‐constrained settings, making outcomes highly dependent on early diagnosis and effective antimalarial treatment. We report a 32‐year‐old man who
Tamirat Godebo Woyimo   +8 more
wiley   +1 more source

Intravascular detection of Giardia trophozoites in naturally infected mice

open access: yesParasite, 2003
During routine transmission electron microscopic (TEM) examination of mice naturally infected with Giardia muris, an intense infection with Giardia trophozoites was demonstrated within intestinal and renal tissues.
El-Shewy K.A., Eid R.A.
doaj   +1 more source

Influence of inflammation on parasitism and area of experimental amoebic liver abscess: an immunohistochemical and morphometric study

open access: yesParasites & Vectors, 2011
The influence of inflammation on the number of trophozoites and on the murine amoebic liver abscess area following infection with Entamoeba histolytica and E. dispar was evaluated.
Santos Joseph   +5 more
doaj   +1 more source

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