Results 51 to 60 of about 8,808 (199)

Estrella lausannensis, a new star in the Chlamydiales order. [PDF]

open access: yes, 2011
Originally, the Chlamydiales order was represented by a single family, the Chlamydiaceae, composed of several pathogens, such as Chlamydia trachomatis, Chlamydia pneumoniae, Chlamydia psittaci and Chlamydia abortus.
Croxatto, A.   +3 more
core   +2 more sources

Ac-HSP20 Is Associated With the Infectivity and Encystation of Acanthamoeba castellanii

open access: yesFrontiers in Microbiology, 2021
Acanthamoeba castellanii is a pathogenic and opportunistic free-living amoeba that causes Acanthamoeba keratitis (AK) and granulomatous amebic encephalitis (GAE) in immunocompromised individuals.
Ningning Wang   +8 more
doaj   +1 more source

Database Release: PPSDB, a Linked Open Data Knowledge Base for Protist–Prokaryote Symbioses

open access: yesJournal of Eukaryotic Microbiology, Volume 72, Issue 6, November/December 2025.
ABSTRACT As the ecological and evolutionary importance of symbiotic interactions between protists (microbial eukaryotes) and prokaryotes (bacteria and archaea) is better appreciated, keeping an overview of their diversity and the literature becomes a growing and ongoing challenge.
Brandon K. B. Seah
wiley   +1 more source

A Phylogenomic Study of Acanthamoeba polyphaga Draft Genome Sequences Suggests Genetic Exchanges With Giant Viruses

open access: yesFrontiers in Microbiology, 2018
Acanthamoeba are ubiquitous phagocytes predominant in soil and water which can ingest many microbes. Giant viruses of amoebae are listed among the Acanthamoeba-resisting microorganisms.
Nisrine Chelkha   +5 more
doaj   +1 more source

The in vitro and in vivo testing of chemotherapeutic agents against pathogenic free living amebae : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Microbiology at Massey University, Palmerston North, New Zealand. [PDF]

open access: yes, 1980
During the last ten years, there has been an increasing awareness of sporadic cases of Primary Amoebic Meningo-encephalitis (PAM) affecting primarily younger age groups and appearing in an acute fulminant form. The earliest positive case (Willaert, 1974)
Elmsly, Christopher John
core  

In Vitro Study on the Efficacy of Ziziphus vulgaris L. and Camellia sinensis (L.) Kuntze Extracts for Controlling Varroa destructor (Acari: Varroidae) in Apis mellifera (Hym.: Apidae)

open access: yesVeterinary Medicine and Science, Volume 11, Issue 5, September 2025.
Extracts of Ziziphus vulgaris and Camellia sinensis applied in wooden cages increase Varroa destructor mortality (5–25 µL/L air) while minimizing Apis mellifera harm, offering a sustainable mite control method. ABSTRACT Background Ziziphus vulgaris L.
Salim Ojagh   +2 more
wiley   +1 more source

In Vitro Stability of the Biological Activity of Voriconazole against Acanthamoeba castellanii

open access: yesParasitologia, 2023
Acanthamoeba keratitis (AK) is a rare cornea disease caused by species of the Acanthamoeba genus. The antifungal voriconazole blocks the ergosterol synthesis in the protozoan membrane and is active against the cysts and trophozoites of Acanthamoeba spp ...
Barbara Czerniak Rodrigues   +4 more
doaj   +1 more source

Tigecycline inhibits proliferation of Acanthamoeba castellanii

open access: yesParasitology Research, 2015
Acanthamoeba is an opportunistic protozoan parasite responsible for different diseases in humans, such as granulomatous amoebic encephalitis and amoebic keratitis. Tigecycline, a third-generation tetracycline antibiotic, has potential activity to treat most of the antibiotic resistant bacterial infections. The effects of tigecycline in eukaryotic cells
Bijay Kumar Jha   +5 more
openaire   +3 more sources

Encystation:the most prevalent and underinvestigated differentiation pathway of eukaryotes [PDF]

open access: yes, 2018
Not long ago, protists were considered one of four eukaryote kingdoms, but recent gene-based phylogenies show that they contribute to all nine eukaryote subdomains.
Schaap, Pauline, Schilde, Christina
core   +2 more sources

Metabolic Profile Associated With Encystation in Acanthamoeba

open access: yesJournal of Eukaryotic Microbiology, Volume 72, Issue 5, September/October 2025.
ABSTRACT The genus Acanthamoeba includes widespread protozoa that can cause severe infections in humans. Their ability to form resistant cysts within infected tissues complicates treatment, making it essential to understand the encystation process for developing effective therapeutic strategies.
Cecília Cirelli   +8 more
wiley   +1 more source

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