Results 71 to 80 of about 102,782 (296)

Diversity, geographical distribution, and prevalence of Entamoeba spp. in Brazil: a systematic review and meta-analysis

open access: yesParasite, 2021
The genus Entamoeba includes a variety of widely distributed species adapted to live in the digestive tracts of humans and a large variety of animals of different classes.
dos Santos Zanetti Andernice   +10 more
doaj   +1 more source

Polyamines in protozoan pathogens [PDF]

open access: yesJournal of Biological Chemistry, 2018
Polyamines are polycationic organic amines that are required for all eukaryotic life, exemplified by the polyamine spermidine, which plays an essential role in translation. They also play more specialized roles that differ across species, and their chemical versatility has been fully exploited during the evolution of protozoan pathogens.
openaire   +2 more sources

Food Contamination and Safety in Nigeria: A Systematic Synthesis of Heavy Metals, Microbial Pathogens, and Health Risk Metrics

open access: yesFood Safety and Health, EarlyView.
This is an infographic driver of food contaminants and health effects. ABSTRACT Food safety remains a critical challenge in Nigeria due to rapid urbanization and weak regulatory enforcement. This systematic review synthesizes empirical evidence from 2015 to 2025 to characterize food contaminant profiles and associated human health risks in Nigeria ...
Cecilia Nwadiuto Obasi   +6 more
wiley   +1 more source

Molecular Detection and Identification of Babesia spp., Theileria spp., and Anaplasma spp. in Sheep From Border Regions, Northwestern China

open access: yesFrontiers in Veterinary Science, 2020
Babesia, Theileria, and Anaplasma are important causative agents of tick-borne diseases that severely affect sheep. However, there is paucity in the occurrence genetic diversity of the infections of tick-borne diseases in sheep in border regions ...
Yongchang Li   +10 more
doaj   +1 more source

Phospholipases A and Lysophospholipases in protozoan parasites

open access: yesMicrobial Cell, 2023
Phospholipases (PLs) and Lysophospholipases (LysoPLs) are a diverse group of esterases responsible for phospholipid or lysophospholipid hydrolysis. They are involved in several biological processes, including lipid catabolism, modulation of the immune ...
Perrine Hervé   +3 more
doaj   +1 more source

Inhibition of apoptosis by intracellular protozoan parasites

open access: yes, 2001
Protozoan parasites which reside inside a host cell avoid direct destruction by the immune system of the host. The infected cell, however, still has the capacity to counteract the invasive pathogen by initiating its own death, a process which is called ...
Küenzi, P   +2 more
core   +1 more source

Genes of mitochondrial origin in the genus Entamoeba [PDF]

open access: yes, 2002
Entamoeba histolytica is the protozoan parasite that causes amoebic dysentery and amoebic liver abscesses in humans. For many years it was believed to be a primitive organism because it lacks many typical eukaryotic features including mitochondria ...
Bakatselou, Christina
core   +1 more source

A compendium of extracellular vesicle biogenesis inhibitors: From bench to bedside

open access: yesInterdisciplinary Medicine, EarlyView.
This review explores a decade of research on extracellular vesicles (EVs), detailing their biogenesis and roles in health and disease. It emphasizes EVs' relevance for potential medical applications covering various conditions such as cancer, neurodegeneration, inflammation, and infectious diseases, bridging experimental findings with clinical ...
Stefano Vecchione   +2 more
wiley   +1 more source

Modulation of host HIF-1α activity and the tryptophan pathway contributes to the anti-Toxoplasma gondii potential of nanoparticles

open access: yesBiochemistry and Biophysics Reports, 2017
Background: Toxoplasmosis constitutes a large global burden that is further exacerbated by the shortcomings of available therapeutic options, thus underscoring the urgent need for better anti-Toxoplasma gondii therapy or strategies.
Oluyomi Stephen Adeyemi   +4 more
doaj   +1 more source

Calpain Proteases and the Evolving Signaling Network in Insect Embryonic Patterning

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
Insect embryonic Dorsal‐Ventral (DV) patterning relies on the BMP and Toll pathways to different extents. Calcium‐dependent cystein proteases of the Calpain family also exert an important function to pattern the DV axis. In Drosophila, Calpain A cleaves the Cactus/IkappaB inhibitor and modifies Toll signals in ventral regions of the embryo. In Rhodnius
Alison Julio, Helena Araujo
wiley   +1 more source

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