Tortoise tick Hyalomma aegyptium as long term carrier of Q fever agent Coxiella burnetii--evidence from experimental infection.

abstract：:Schistosomiasis seriously affects human health in tropical regions. Its prevention is more important than treatment, raising the need for effective control methods. Recently, the role of nanomaterials in medical science has been growing. The present study aimed to evaluate the potential effects of silver (Ag) and gold...

journal_title：Parasitology research

authors： Moustafa MA,Mossalem HS,Sarhan RM,Abdel-Rahman AA,Hassan EM

更新日期：2018-12-01 00:00:00

abstract：:Albendazole (ABZ), a widely used anthelmintic, attributes its primary metabolite-albendazole sulfoxide (ABZSO)-as an effective agent against helminthes. For a purpose of long-lasting releasing ABZSO in a special lesion, the present study successfully manufactured ABZSO-loaded thermo-sensitive hydrogel, which was prove...

journal_title：Parasitology research

authors： Feng Y,Wang F,Zhang XW,Bhutani H,Ye B

更新日期：2017-03-01 00:00:00

abstract：:In the present study, the morphology and morphometric characterization of Dujardinnascaris mujibii (Heterocheilidae) and Hysterothylacium aduncum (Anisakidae), new nematode parasites infecting the sea bream Pagrus pagrus (Osteichthyes, Sparidae), were described for the first time from the Gulf of Suez and Hurghada Cit...

journal_title：Parasitology research

authors： Morsy K,Bashtar AR,Abdel-Ghaffar F,Mostafa N

更新日期：2013-02-01 00:00:00

abstract：:Telomerase, consisting of telomerase RNA and telomerase reverse transcriptase (TERT), is responsible for the maintenance of the end of linear chromosomes. TERT, as the catalytic subunit of telomerase, plays a critical role in telomerase activity. Researches indicate TERT-associated proteins participate in the regulati...

journal_title：Parasitology research

authors： Zhao N,Gong P,Cheng B,Li J,Yang Z,Li H,Yang J,Zhang G,Zhang X

更新日期：2014-10-01 00:00:00

abstract：:The efficacy of abamectin 1%, when injected subcutaneously in cattle at a dose of 200 micrograms/kg body weight, against the larval stages (grubs) of the fly Dermatobia hominis was evaluated in two trials in endemic areas of Brazil and Argentina. Eighteen Holstein x Brahman castrated males and 16 Brahman-cross with na...

journal_title：Parasitology research

authors： Cruz JB,Benitez-Usher C,Cramer LG,Gross SJ,Kohn AB

更新日期：1993-01-01 00:00:00

abstract：:An open randomized controlled study of artemether-lumefantrine (AL) and amodiaquine-sulfalene-pyrimethamine (ASP) for the treatment of uncomplicated Plasmodium falciparum malaria was carried out in 181 children. In 79 children, the hepatomegaly reduction ratios (HRR) and the speed of resolution of hepatomegaly, the he...

journal_title：Parasitology research

authors： Sowunmi A,Gbotosho GO,Adedeji AA,Tambo E,Fateye BA,Happi CT,Amoo AO

更新日期：2007-02-01 00:00:00

abstract：:Seventy perch (Perca fluviatilis) caught in Lake Constance at Langenargen in May 1990 were examined for parasites. The frequency distributions of the eyefluke Diplostomum spathaceum (Rudolphi, 1819), and the tapeworms Proteocephalus percae (Müller, 1780) and Triaenophorus nodulosus (Pallas, 1781) fitted closely to a n...

journal_title：Parasitology research

authors： Balling TE,Pfeiffer W

更新日期：1997-01-01 00:00:00

abstract：:Hysterothylacium zhoushanensis sp. nov. collected from the intestine of the flatfish Pseudorhombus oligodon (Bleeker) (Pleuronectiformes: Paralichthyidae) in the East China Sea is described and illustrated by light and scanning electron microscopy. The new species can be easily distinguished from its congeners by the ...

journal_title：Parasitology research

authors： Li L,Liu YY,Zhang LP

更新日期：2012-12-01 00:00:00

abstract：:Histochemical investigations of Sarcocystis microcysts found in two hindleg muscles of cats were carried out. Genus identification was based on the reinforced cyst membrane structure and its dimensions, the structure of the sarcocysts, and an electron microscopic survey of bradyzoite characteristics. The cyst membrane...

journal_title：Parasitology research

authors： Fiori MG,Lowndes HE

更新日期：1988-01-01 00:00:00

abstract：:The viability of Cryptosporidium parvum oocysts ingested by Artemia franciscana metanauplii was evaluated using two fluorogenic vital dyes. There was no significant difference (p = 0.09) between the viability of oocysts maintained in saline (control) and those recovered from the digestive tract of the microcrustacean ...

journal_title：Parasitology research

authors： Méndez-Hermida F,Gómez-Couso H,Ares-Mazás E

更新日期：2007-08-01 00:00:00

abstract：:In this study, the larvicidal activity of an enriched fraction of the major lipophilic phenolic compounds from Hypericum carinatum Griseb. (Clusiaceae) was investigated against larvae of Aedes aegypti (Diptera: Culicidae), the main vector of dengue virus in Brazil. The larval mortality rate ranged 37.33 to 72.00 % at ...

journal_title：Parasitology research

authors： da Silva FC,de Barros FM,Prophiro JS,da Silva OS,Pereira TN,de Loreto Bordignon SA,Eifler-Lima VL,von Poser GL

更新日期：2013-06-01 00:00:00

abstract：:In several studies, different antigenic preparations and diverse immunological tests were applied for serodiagnosis of Fasciola hepatica infections. Most of these preparations showed cross-reactivity with proteins of other parasites. Application of purified antigens might reduce these cross-reactivities. Here, we used...

journal_title：Parasitology research

authors： Mokhtarian K,Akhlaghi L,Meamar AR,Razmjou E,Manouchehri Naeini K,Gholami S,Najafi Samei M,Falak R

更新日期：2016-08-01 00:00:00

abstract：:Pathogen-free rainbow trout (Oncorhynchus mykiss) aged 735 degree days were experimentally exposed to a low dose of infectious Myxobolus cerebralis (20 triactinomyxons fish(-1)). Three time periods were chosen for sampling that included 10 days (d), 67 d, and 5 months (mo) post exposure. Five diagnostic assays were us...

journal_title：Parasitology research

authors： Kelley GO,Adkison MA,Zagmutt-Vergara FJ,Leutenegger CM,Bethel JW,Myklebust KA,McDowell TS,Hedrick RP

更新日期：2006-09-01 00:00:00

abstract：:Blastocytis sp. is the most common enteric protozoan in human, but its pathogenesis is still unclear. To study the infectious effects of Blastocytis sp. on tissue damage, we orally challenged the Sprague Dawley (SD) rats with different doses of Blastocytis subtype1 (ST1) and examined the histological changes. We found...

journal_title：Parasitology research

authors： Li J,Deng T,Li X,Cao G,Li X,Yan Y

更新日期：2013-10-01 00:00:00

abstract：:Mastomys coucha and jirds infected with Acanthocheilonema viteae, a filarial species free of endosymbiontic bacteria of the genus Wolbachia, suffer lethal side effects after effective microfilaricidal therapy with diethylcarbamazine and levamisole, whereas, M. coucha infected with the Wolbachia-infested species Brugia...

journal_title：Parasitology research

authors： Müller HA,Zahner H

更新日期：2005-10-01 00:00:00

abstract：:Tachyzoites of Toxoplasma gondii attach to the macrophage surface and are internalized either by a phagocytic process, which can be inhibited by cytochalasin D, or by an active process, independent of host cell actin. Previous studies have shown that parasite attachment induces the secretion of macromolecules found in...

journal_title：Parasitology research

authors： Pacheco-Soares C,De Souza W

更新日期：2000-01-01 00:00:00

abstract：:A multicomponent DNA vaccine, encoding Toxoplasma gondii GRA1 and SAG1, was constructed and tested for its ability to confer protection. BALB/c mice were challenged with tachyzoites of the virulent T. gondii RH strain at 4 weeks following the last immunization, and immune responses and survival times were observed. Th...

journal_title：Parasitology research

authors： Wu XN,Lin J,Lin X,Chen J,Chen ZL,Lin JY

更新日期：2012-11-01 00:00:00

abstract：:We report the ultrastructural alterations induced on epimastigotes by nifurtimox and 5-nitro-2-thienyl-malononitrile (5NO2TM), a novel compound with anti-Trypanosoma cruzi activity. Parasites treated with concentrations of nifurtimox lower than usually employed for this kind of study showed vacuolisation, alterations ...

journal_title：Parasitology research

authors： Muelas-Serrano S,Pérez-Serrano J,Gómez-Barrio A,Arán VJ,Rodríguez-Caabeiro F

更新日期：2002-02-01 00:00:00

abstract：:Supplementary feeding is widely used in game management but may aid the transmission of parasites. Firstly, feeding sites attract animals and may be regarded as high-risk areas for parasite transmission. Secondly, high host population densities resulting from and supported by supplementary feeding, as well as accumula...

journal_title：Parasitology research

authors： Oja R,Velström K,Moks E,Jokelainen P,Lassen B

更新日期：2017-08-01 00:00:00

abstract：:The impact of parasites on host population dynamics depends on local abundance of the parasites, which may vary considerably across spatial scales. In sand hopper populations, mermithid parasites have major impacts on host dynamics, which may vary among spatially separated populations due to the sand hopper's wide, pa...

journal_title：Parasitology research

authors： Rasmussen TK,Randhawa HS

更新日期：2015-03-01 00:00:00

abstract：:After our promising results from prophylactic and therapeutic study (i.p. route) with the radio-attenuated Leishmania donovani parasites against experimental murine visceral leishmaniasis, we prompted to check their therapeutic efficacy through i.m route. BALB/c mice were infected with highly virulent L. donovani para...

journal_title：Parasitology research

authors： Datta S,Manna M,Khanra S,Ghosh M,Bhar R,Chakraborty A,Roy S

更新日期：2012-07-01 00:00:00

abstract：:We investigated patterns of helminth infection in two closely related rodents (social Rhabdomys pumilio occurring mainly in xeric habitats and solitary R. dilectus occurring mainly in mesic habitats) at 20 localities in different biomes of South Africa and asked if between-species differences were mainly caused by dif...

journal_title：Parasitology research

authors： Spickett A,Junker K,Krasnov BR,Haukisalmi V,Matthee S

更新日期：2017-04-01 00:00:00

abstract：:The acanthocephalan parasite Acanthocephalus dirus infects the freshwater isopod Caecidotea intermedius as an intermediate host before completing its life cycle in a fish. Transmission to the definitive host occurs after the parasite has reached the cystacanth stage, and development into this stage is associated with ...

journal_title：Parasitology research

authors： Korkofigas E,Park T,Sparkes TC

更新日期：2016-01-01 00:00:00

abstract：:Nucleotide sequences of the triose phosphate isomerase (TPI) gene (624 bp) and mitochondrial cytochrome b (cob) gene (520 bp) were obtained by PCR and evaluated for utility in inferring the phylogenetic relationships among Trichuris species. Published sequences of one other nuclear gene (18S or SSU rRNA, 1816-1846 bp)...

journal_title：Parasitology research

authors： Callejón R,Cutillas C,Nadler SA

更新日期：2015-12-01 00:00:00

abstract：:Two placebo-controlled pen studies were conducted to assess the efficacy of an imidacloprid 10 %/flumethrin 4.5 % polymer matrix collar (Seresto®, Bayer; Investigational Veterinary Product (IVP)) against the Australian paralysis tick (Ixodes holocyclus). Dogs assigned to the placebo (n = 8) or IVP (n ≥ 8) groups had c...

journal_title：Parasitology research

authors： Smith WM,Ahlstrom LA,Rees R

更新日期：2013-08-01 00:00:00

abstract：:The leaf extract of Acalypha alnifolia with different solvents - hexane, chloroform, ethyl acetate, acetone and methanol - were tested for larvicidal activity against three important mosquitoes such as malarial vector, Anopheles stephensi, dengue vector, Aedes aegypti and Bancroftian filariasis vector, Culex quinquefa...

journal_title：Parasitology research

authors： Kovendan K,Murugan K,Vincent S

更新日期：2012-02-01 00:00:00

abstract：:A void volume fraction and fractions of mean sizes 800 kdalton and 300 kdalton were isolated by gel filtration from lysate of bovine erythrocytes infected with Babesia bovis. All fractions had good serological activity, as assayed by ELISA and IFA. Groups of four splenectomized calves were vaccinated with each fractio...

journal_title：Parasitology research

authors： Waltisbuhl DJ,Goodger BV,Wright IG,Mirre GB,Commins MA

更新日期：1987-01-01 00:00:00

abstract：:Litomosoides chagasfilhoi is a filariid nematode parasite of the abdominal cavity of the wild rodent Akodon cursor (Winge, 1887), that has been described and used in Brazil as a new model for human filariasis. The fine structure of the intestine of this nematode was analyzed based on observations made by light and tra...

journal_title：Parasitology research

authors： de Moraes Neto AH,Cunha GS,Ferreira TF,de Carvalho SN,Guimarães EV,de Souza W

更新日期：2006-05-01 00:00:00

abstract：:Schistosomiasis is the second widespread tropical disease that affects the health of over 240 million people of 78 countries. Questionnaires have been commonly used to diagnose schistosomiasis, while no meta-analysis of their efficacy had been reported previously. This meta-analysis was conducted to assess their diagn...

journal_title：Parasitology research

authors： Yang F,Tan XD,Liu B,Yang C,Ni ZL,Gao XD,Wang Y

更新日期：2015-09-01 00:00:00

abstract：:Isometamidium chloride (ISM) is an effective trypanocide with curative and prophylactive activity in husbandry animals. The mode of action of ISM against pathogenic trypanosomes is not fully understood, but there is evidence in the literature that kinetoplastic topoisomerase type II is selectively inhibited by the dru...

journal_title：Parasitology research

authors： Kaminsky R,Schmid C,Lun ZR

更新日期：1997-01-01 00:00:00