Results 91 to 100 of about 3,404 (205)

Generation and characterization of clonedTheileria parvaparasites

open access: yesParasitology, 1995
SUMMARYA 3-step procedure for cloningTheileria parvaparasites was developed. The first step involved thein vitroinfection of a fixed number of bovine lymphocytes with titrated sporozoites. The cell lines obtained from infections initiated using sporozoite/lymphocyte ratios below 1:100 were then selected for cloning as these contained schizont-infected ...
Morzaria, S.P.   +4 more
openaire   +3 more sources

What is your diagnosis: Acute hemolysis in a Limousin bull

open access: yes
Veterinary Clinical Pathology, Volume 54, Issue S1, Page S54-S56, July 2025.
Alexandre Bertin   +7 more
wiley   +1 more source

Quercetin as a Promising Antiprotozoan Phytochemical: Current Knowledge and Future Research Avenues

open access: yesBioMed Research International, Volume 2024, Issue 1, 2024.
Despite tremendous advances in the prevention and treatment of infectious diseases, only few antiparasitic drugs have been developed to date. Protozoan infections such as malaria, leishmaniasis, and trypanosomiasis continue to exact an enormous toll on public health worldwide, underscoring the need to discover novel antiprotozoan drugs. Recently, there
Hamed Memariani   +3 more
wiley   +1 more source

Pathogenicity of Theileria parva is influenced by the host cell type infected by the parasite

open access: yes, 1996
Theileria parva has been shown to infect and transform B cells and T cells at similar frequencies in vitro. However, the majority of parasitized cells in the tissues of infected cattle are alpha/beta T cells.
Morrison, Ivan   +2 more
core  

Analytic Approaches in Genomic Epidemiological Studies of Parasitic Protozoa

open access: yesTransboundary and Emerging Diseases, Volume 2024, Issue 1, 2024.
Whole genome sequencing (WGS) plays an important role in the advanced characterization of pathogen transmission and is widely used in studies of major bacterial and viral diseases. Although protozoan parasites cause serious diseases in humans and animals, WGS data on them are relatively scarce due to the large genomes and lack of cultivation techniques
Tianpeng Wang   +4 more
wiley   +1 more source

Immunisation with live attenuated Salmonella dublin expressing a sporozoite protein confers partial protection against Theileria parva

open access: yes, 1998
Cattle immunised with a recombinant form of p67, the major surface antigen of Theileria parva sporozoites, have been shown to be protected against parasite challenge. In an attempt to simplify the immunisation procedure live attenuated Salmonella strains
Duchateau, Luc   +13 more
core   +1 more source

Detection of Tick‐Borne Pathogen Coinfections and Coexposures to Foot‐and‐Mouth Disease, Brucellosis, and Q Fever in Selected Wildlife From Kruger National Park, South Africa, and Etosha National Park, Namibia

open access: yesTransboundary and Emerging Diseases, Volume 2024, Issue 1, 2024.
Background: Although the rate of emerging infectious diseases that originate in wildlife has been increasing globally in recent decades, there is currently a lack of epidemiological data from wild animals. Methodology: We used serology to determine prior exposure to foot‐and‐mouth disease virus (FMDV), Brucella spp., and Coxiella burnetii and used ...
Carlo Andrea Cossu   +12 more
wiley   +1 more source

Fusion to green fluorescent protein improves expression levels of Theileria parva sporozoite surface antigen p67 in insect cells

open access: yes, 2002
East Coast fever (ECF) is a fatal disease of cattle caused by the protozoan parasite Theileria parva. The development of a subunit vaccine, based on the sporozoite-specific surface antigen p67, has been hampered by difficulties in achieving high-level ...
Kaba, S.A.   +4 more
core  

Transformation of leukocytes by Theileria parva and T. annulata.

open access: yes, 1999
Theileria parva and T. annulata provide intriguing models for the study of parasite-host interactions. Both parasites possess the unique property of being able to transform the cells they infect; T. parva transforms T and B cells, whereas T.
Dobbelaere, D   +3 more
core   +1 more source

Parasite strain specificity of precursor cytotoxic T cells in individual animals correlates with cross-protection in cattle challenged with Theileria parva

open access: yes, 1995
Class I major histocompatibility complex-restricted parasite-specific cytotoxic T lymphocytes (CTL) are known to be a major component of the bovine immune response to the protozoan parasite Theileria parva, but formal proof for their role in protection ...
Goddeeris, Bruno   +3 more
core  

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