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Biological characteristics and pathogenicity of Acanthamoeba

Frontiers in Microbiology, 2023
Acanthamoeba is an opportunistic protozoa, which exists widely in nature and is mainly distributed in soil and water. Acanthamoeba usually exists in two forms, trophozoites and cysts. The trophozoite stage is one of growth and reproduction while the cyst
Yuehua Wang, Linzhe Jiang, Yitong Zhao, Xiaohong Ju, Le Wang, Liang Jin, Ryan D. Fine, Mingguang Li   +7 more
doaj   +2 more sources

The role of naturally acquired intracellular Pseudomonas aeruginosa in the development of Acanthamoeba keratitis in an animal model.

PLoS Neglected Tropical Diseases
BackgroundAcanthamoeba is an environmental host for various microorganisms. Acanthamoeba is also becoming an increasingly important pathogen as a cause of keratitis.
Binod Rayamajhee, Mark Willcox, Fiona L Henriquez, Ajay Kumar Vijay, Constantinos Petsoglou, Gauri Shankar Shrestha, Hari Kumar Peguda, Nicole Carnt   +7 more
doaj   +2 more sources

A Systematic Review of Intracellular Microorganisms within Acanthamoeba to Understand Potential Impact for Infection

Pathogens, 2021
Acanthamoeba, an opportunistic pathogen is known to cause an infection of the cornea, central nervous system, and skin. Acanthamoeba feeds different microorganisms, including potentially pathogenic prokaryotes; some of microbes have developed ways of ...
Binod Rayamajhee, Dinesh Subedi, Hari Kumar Peguda, Mark Duncan Willcox, Fiona L. Henriquez, Nicole Carnt   +5 more
doaj   +2 more sources

Acanthamoeba [PDF]

Uveitis, 2020
A genus of motile, unicellular eukaryotic amoebae within the family of Acanthamoebidae that are characterized with the presence of acanthopodia (spiny surface projections) and are commonly found in air, soil, and water environments.
Ravand Samaeekia, P. Bhat
semanticscholar   +3 more sources

Calcium ions in tap water may increase the adhesion ability of Acanthamoeba, potentially enhancing its cytopathic effects on corneal cells [PDF]

Parasite
Acanthamoeba spp. are free-living amoebae found in various water sources, including domestic tap water. These amoebae are known to cause Acanthamoeba keratitis, a severe corneal infection that can lead to vision loss.
Wang Yu-Jen, Chang Yao-Tsung, Hsiao Tsun-Hsien, Chen Chun-Hsien, Tsai Chih-Ming, Huang Jian-Ming   +5 more
doaj   +2 more sources

Detection of Acanthamoeba from Acanthamoeba Keratitis Mouse Model Using Acanthamoeba-Specific Antibodies

Microorganisms, 2022
Although the prevalence of Acanthamoeba keratitis (AK) is rare, its incidence in contact lens wearers has increased. Acanthamoeba infections can lead to the loss of vision if the diagnosis and treatment are delayed.
Min-Jeong Kim, A-Jeong Ham, A-Young Park, Hae-Jin Sohn, Ho-Joon Shin, Fu-Shi Quan, Hyun-Hee Kong, Eun-Kyung Moon   +7 more
doaj   +3 more sources

Amoebicidal, anti-adhesive, and low-cytotoxic effects of Mangifera indica L. leaf extract against ocular Acanthamoeba spp.: First evidence supporting plant-based therapeutic potential [PDF]

Veterinary World
Background and Aim: Acanthamoeba spp. is free-living protozoa capable of causing severe infections, notably Acanthamoeba keratitis, which is difficult to manage due to cyst resistance and the cytotoxicity of current treatments.
Diana Mendonça, Hazel A. Tabo, Siriphorn Chimplee, Sónia M. R. Oliveira, Pattamaporn Kwankaew, Ana Paula Girol, Julieta Z. Dungca, Mazdida Sulaiman, Subha Bhassu, Muhammad Nawaz, Polrat Wilairatana, Christophe Wiart, Karma G. Dolma, Sunil Kayesth, Veeranoot Nissapatorn, Maria De Lourdes Pereira   +15 more
doaj   +2 more sources

Contact lenses contamination by Acanthamoeba spp. in Upper Egypt.

PLoS ONE, 2021
BackgroundAcanthamoeba spp. are one of the free-living amoeba that spread worldwide causing keratitis. Owing to the increase in the use of lenses, whether for medical or cosmetic purposes, the incidence of disease increases every year.
Faten A M Hassan, M E M Tolba, Gamal H Abed, H M Omar, Sara S Abdel-Hakeem   +4 more
doaj   +2 more sources

Survey and first report of Acanthamoeba T4 genotype in natural spring water resources in the Black Sea, Turkey

Journal of Water and Health, 2022
Infection with Acanthamoeba spp. may result in granulomatous amoebic encephalitis and Acanthamoeba keratitis. Water is an important habitat where Acanthamoeba species thrive.
Ulku Karaman, Zeynep Koloren, Panagiotis Karanis   +2 more
doaj   +1 more source

The global epidemiology and clinical diagnosis of Acanthamoeba keratitis.

Journal of Infection and Public Health, 2023
Acanthamoeba keratitis is a rare parasitic infection of the cornea that can lead to permanent blindness if not diagnosed and treated promptly. We collected data on the incidences of Acanthamoeba keratitis from 20 countries and calculated an annual ...
Yuheng Zhang, Xizhan Xu, Zhenyu Wei, Kai Cao, Zijun Zhang, Qingfeng Liang   +5 more
semanticscholar   +1 more source