Results 41 to 50 of about 28,761 (222)

Ultrasonic treatment of Cryptosporidium oocysts [PDF]

open access: yes, 2020
The effect of 20 kHz ultrasound on the viability of Cryptosporidium oocysts was investigated. More than 90% of the dispersed Cryptosporidium oocysts could be deactivated in about 1.5 min of continuous sonication. In order to apply this technique to large
N Anderson   +6 more
core  

Prevalence of Toxoplasma gondii infection in cats in southwestern Poland

open access: yesAnnals of Agricultural and Environmental Medicine, 2018
Objective An assessment of the prevalence of Toxoplasma gondii infection in cats from southwestern Poland using serology, coproscopy and PCR methods. Material and methods In total, 208 cats (139 females and 68 males), aged 0.5–12 years (mean=2.6) from
Jacek Sroka   +5 more
doaj   +1 more source

Infectivity of Symptomatic Patients and Their Contribution for Infectiousness of Mosquitoes following a Membrane Feeding Assay in Ethiopia

open access: yesMicrobiology Spectrum, 2022
The membrane feeding assay is widely used to evaluate the efficacy of transmission-blocking interventions (TBIs) and identify the reservoir of malaria.
Andargie Abate   +5 more
doaj   +1 more source

Occurrence of Cryptosporidium oocysts in US wastewaters [PDF]

open access: yesJournal of Water and Health, 2006
Wastewater samples collected from ten wastewater facilities across the US were analyzed to determine the occurrence of indigenous Cryptosporidium oocysts using methods based on modifications of USEPA Method 1622. Wastewater facilities participating in this study ranged in size from 0.6 to 193 mgd average daily flow.
Randi M, McCuin, Jennifer L, Clancy
openaire   +2 more sources

Congenital Transmission of Toxoplasma gondii After Experimental Reinfection With Brazilian Typical Strains in Chronically Infected Sheep

open access: yesFrontiers in Veterinary Science, 2019
Toxoplasma gondii is a cause of congenital diseases, miscarriages and stillbirths in production animals. In Brazil, non-archetypal genotypes of the parasite may be related to severe disease. Experimental infection with T.
Daniela Pontes Chiebao   +11 more
doaj   +1 more source

Transgenic selection and underlying mechanisms in apicomplexan parasites

open access: yesThe FEBS Journal, EarlyView.
Transgenic selection markers have driven genetic engineering in apicomplexans, enabling precise, iterative experiments. This review discusses mechanistic details of drug selection markers, strategies for marker recycling, and practical considerations for several clinically relevant parasites.
Swaroop Peddiraju   +2 more
wiley   +1 more source

Cryptosporidium canis n. sp. from domestic dogs [PDF]

open access: yes, 2001
Oocysts of Cryptosporidium, from the feces of a naturally infected dog and from an HIV-infected human, were identified as the previously reported canine genotype of Cryptosporidium parvum, hereafter referred to as Cryptosporidium canis n. sp.
Fayer, R.   +5 more
core  

PESQUISA DE OOCISTOS DE ISOSPORA SPP. EM PASSERIFORMES CRIADOS EM CATIVEIRO

open access: yesCiência Animal Brasileira, 2014
This study aimed to research the long-term shedding of Isospora spp. oocysts in several species of passerines naturally infected and kept in captivity.
Deuvânia Carvalho da Silva   +4 more
doaj   +1 more source

DETECTION OF CRYPTOSPORIDIUM OOCYSTS IN OVINE AND CAPRINE RAW MILK IN RELATION TO REARING MANAGEMENT [PDF]

open access: yesAssiut Veterinary Medical Journal, 2018
During the present study an investigation was made for the assessment of the availability of oocysts of Cryptosporidium spp. in 100 samples of raw milk of sheep and goats reared in various places (Baasheqa, Hamdania and Tilkaif) in Ninevah, Iraq. Results
M.H. HASAN   +3 more
doaj   +1 more source

Comparison of coproparasitological diagnoses in cats: evaluation of techniques and their combinations

open access: yesJournal of Small Animal Practice, EarlyView.
Objectives To compare the Willis, Sheather, Faust, Ritchie and spontaneous sedimentation techniques, as well as their combinations, for the diagnosis of gastrointestinal parasites in domestic and semi‐domesticated felines. Materials and Methods Coproparasitological analyses were conducted on domestic cats of both sexes and all age groups, including ...
A. P. C. Gomes   +12 more
wiley   +1 more source

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