Results 61 to 70 of about 28,192 (282)

Investigação de anticorpos contra Sarcocystis neurona e Sarcocystis cruzi em equinos

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2015
Sarcocystis neurona is the primary agent for Equine Protozoal Myeloencephalitis (EPM), important neurological disease characterized by behavior or muscular changes, that impairs animal performance and husbandry. Sarcocystis cruzi is a pathogen related to
A. M. Antonello   +7 more
doaj   +1 more source

Circadian rhythms and circadian clock gene homologs of complex alga Chromera velia

open access: yesFrontiers in Plant Science, 2023
Most organisms on Earth are affected by periodic changes in their environment. The circadian clock is an endogenous device that synchronizes behavior, physiology, or biochemical processes to an approximately 24-hour cycle, allowing organisms to ...
Jitka Richtová   +10 more
doaj   +1 more source

Description of Cryptosporidium ornithophilus n. sp. (Apicomplexa: Cryptosporidiidae) in farmed ostriches

open access: yesParasites & Vectors, 2020
Avian cryptosporidiosis is a common parasitic disease that is caused by five species, which are well characterised at the molecular and biological level, and more than 18 genotypes for which we have limited information.
Nikola Holubová   +6 more
semanticscholar   +1 more source

Characterization of eukaryotic microbial diversity in hypersaline Lake Tyrrell, Australia. [PDF]

open access: yes, 2013
This study describes the community structure of the microbial eukaryotic community from hypersaline Lake Tyrrell, Australia, using near full length 18S rRNA sequences. Water samples were taken in both summer and winter over a 4-year period. The extent of
Andrade, Karen   +5 more
core   +3 more sources

The Genus Hepatozoon (Apicomplexa: Adeleina) [PDF]

open access: yesThe Journal of Parasitology, 1996
Hemogregarines of the genus Hepatozoon are intraerythrocytic apicomplexan parasites that have been described from all groups of tetrapod vertebrates. Gametogenesis, fertilization, and sporogonic development, which culminates in the formation of polysporocystic oocysts, occur in the gut or hemocoel of a hematophagous arthropod definitive host. Merogonic
openaire   +2 more sources

Insights into the Cell Division of Neospora caninum

open access: yesMicroorganisms, 2023
Neospora caninum is an apicomplexan protozoan parasite responsible for causing neosporosis in a range of animal species. It results in substantial economic losses in the livestock industry and poses significant health risks to companion and wild animals.
Ramiro Tomasina   +4 more
doaj   +1 more source

Recolonizing gray wolves increase parasite infection risk in their prey

open access: yesEcology and Evolution, 2018
The recent recolonization of Central Europe by the European gray wolf (Canis lupus) provides an opportunity to study the dynamics of parasite transmission for cases when a definitive host returns after a phase of local extinction. We investigated whether
Ines Lesniak   +6 more
doaj   +1 more source

Secondary Structure and X-ray Crystallographic Analysis of the Glideosome-Associated Connector (GAC) from Toxoplasma gondii

open access: yesCrystals, 2022
A model for parasitic motility has been proposed in which parasite filamentous actin (F-actin) is attached to surface adhesins by a large component of the glideosome, known as the glideosome-associated connector protein (GAC).
Amit Kumar   +8 more
doaj   +1 more source

Colpodella sp. (ATCC 50594) Life Cycle: Myzocytosis and Possible Links to the Origin of Intracellular Parasitism

open access: yesTropical Medicine and Infectious Disease, 2021
Colpodella species are free living bi-flagellated protists that prey on algae and bodonids in a process known as myzocytosis. Colpodella species are phylogenetically related to Apicomplexa. We investigated the life cycle of Colpodella sp. (ATCC 50594) to
Troy A. Getty   +4 more
doaj   +1 more source

Genome evolution in intracellular parasites: Microsporidia and Apicomplexa

open access: yesJournal of Eukaryotic Microbiology
Microsporidia and Apicomplexa are eukaryotic, single‐celled, intracellular parasites with huge public health and economic importance. Typically, these parasites are studied separately, emphasizing their uniqueness and diversity.
Amjad Khalaf   +2 more
semanticscholar   +1 more source

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