Results 31 to 40 of about 155,486 (282)

Molecular detection and genetic characterisation of pathogenic Theileria, Anaplasma and Ehrlichia species among apparently healthy sheep in central and western Kenya

open access: yesOnderstepoort Journal of Veterinary Research, 2019
Tick-borne diseases (TBDs) caused by Theileria, Babesia, Anaplasma and Ehrlichia species are common in tropical and subtropical regions. In this study, we investigated the presence and genetic diversity of Theileria spp., Anaplasma ovis, B.
Aaron E. Ringo   +15 more
doaj   +1 more source

A Survey of Tick Infestation and Tick-Borne Piroplasm Infection of Cattle in Oudalan and Séno Provinces, Northern Burkina Faso

open access: yesPathogens, 2021
In this study, cattle farms located in Oudalan and Séno, two provinces in the Sahel region, northern Burkina Faso, were surveyed. Cattle owners were interviewed, cattle were examined for tick infestation, and ticks as well as blood samples were collected
Paul Franck Adjou Moumouni   +10 more
doaj   +1 more source

Data from expressed sequence tags from the organs and embryos of parthenogenetic Haemaphysalis longicornis

open access: yesBMC Research Notes, 2021
Objectives Haemaphysalis longicornis is the most important tick species in Japan and has a wide range of vector capacity. Due to its veterinary and medical importance, this tick species has been used as a model for tick/vector biological studies.
Rika Umemiya-Shirafuji   +13 more
doaj   +1 more source

Improvement of an in vitro drug selection method for generating transgenic Plasmodium berghei parasites

open access: yesMalaria Journal, 2019
Background Reverse genetics approaches have become powerful tools to dissect the biology of malaria parasites. In a previous study, development of an in vitro drug selection method for generating transgenic parasite of Plasmodium berghei was reported ...
Akira Soga   +3 more
doaj   +1 more source

Identification and validation of a commercial cryopreservation medium for the practical preservation of Dirofilaria immitis microfilaria

open access: yesParasites & Vectors, 2020
Background Dirofilaria immitis is a parasitic nematode transmitted by mosquitoes and the cause of heartworm disease in dogs and dirofilariasis in humans and other mammals. The parasite is endemic worldwide.
Takahiro Shirozu   +2 more
doaj   +1 more source

Delayed development of the protective IL-17A response following a Giardia muris infection in neonatal mice [PDF]

open access: yes, 2019
Giardia is an intestinal protozoan parasite that has the ability to infect a wide range of hosts, which can result in the clinical condition 'giardiasis'.
De Bosscher, Karolien   +4 more
core   +2 more sources

Evaluation of the in vitro and in vivo inhibitory effect of thymoquinone on piroplasm parasites

open access: yesParasites & Vectors, 2019
Background Developing new antibabesial drugs with a low toxic effect to the animal and with no resistance from Babesia parasites is in urgent demand.
Shimaa Abd El-Salam El-Sayed   +3 more
doaj   +1 more source

Transient Transfection of the Zoonotic Parasite Babesia microti

open access: yesPathogens, 2020
The development of genetic manipulation techniques has been reported in many protozoan parasites over the past few years. However, these techniques have not been established for Babesia microti. Here, we report the first successful transient transfection
Mingming Liu   +11 more
doaj   +1 more source

Intracellular localization of vitellogenin receptor mRNA and protein during oogenesis of a parthenogenetic tick, Haemaphysalis longicornis

open access: yesParasites & Vectors, 2019
Background Vitellogenin (Vg), a key molecule for oocyte development synthesized in the fat body during blood-feeding, is released into the hemolymph and then taken into the oocytes via Vg receptor (VgR) in ticks.
Rika Umemiya-Shirafuji   +3 more
doaj   +1 more source

Several occurrences of osteomyelitis in dinosaurs from a site in the Bauru Group, Cretaceous of Southeast Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract This study investigates the occurrence of osteomyelitis in non‐avian dinosaurs, focusing on the Ibirá locality, a site with a high incidence of this pathological condition. We analyzed six new osteopathic sauropod specimens from the Upper Cretaceous of Brazil.
Tito Aureliano   +3 more
wiley   +1 more source

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