In vitro evaluation of trypanocidal activity in plants used in Argentine traditional medicine.

abstract：:The eggshells of young developmental stages in the uterus are rather thin and homogenous. In the brezel stage of Brugia malayi they are 35 nm thick and 20 nm in Litomosoides carinii. In young developmental stages up to brezel stages the eggshells bind the lectins WGA, DBA and PNA labelled with colloidal gold. This sho...

journal_title：Parasitology research

authors： Schraermeyer U,Peters W,Zahner H

更新日期：1987-01-01 00:00:00

abstract：:As Cryptosporidium parvum and Giardia lamblia can be disseminated in the environment by avian hosts, a total of 499 fecal dropping from 308 free-ranging, 90 captive, and 101 domestic birds were tested by conventional, immunological, and molecular techniques for these human enteropathogens. Twenty-six (5.2%) tested pos...

journal_title：Parasitology research

authors： Majewska AC,Graczyk TK,Słodkowicz-Kowalska A,Tamang L,Jedrzejewski S,Zduniak P,Solarczyk P,Nowosad A,Nowosad P

更新日期：2009-04-01 00:00:00

abstract：:Parasite-mediated selection is currently believed to play an important role in life-history evolution. To assess how simple hematoserological and biochemical condition indices reflect host immunocompetence and infection resistance controlled laboratory experiments are required. We addressed these issues by infecting l...

journal_title：Parasitology research

authors： Hõrak P,Tummeleht L,Talvik H

更新日期：2006-04-01 00:00:00

abstract：:Cytokine responses of lymphocytes against Toxoplasma gondii are usually studied by stimulating the cells from infected animals with tachyzoite lysate antigens (TLA) in vitro. We examined whether strains (genotypes) of the parasite used for TLA affect the production of IL-2, IL-4, IL-10 and IFN-gamma in the culture of ...

journal_title：Parasitology research

authors： Rodgers L,Wang X,Wen X,Dunford B,Miller R,Suzuki Y

更新日期：2005-10-01 00:00:00

abstract：:No fully effective treatment has been developed since the discovery of Chagas' disease. Since drug-resistant Trypanosoma cruzi strains are occurring and the current therapy is effective in the acute phase but with various adverse side effects, more studies are needed to characterize the susceptibility of T. cruzi to n...

journal_title：Parasitology research

authors： Andrade e Silva ML,Cicarelli RM,Pauletti PM,Luz PP,Rezende KC,Januário AH,da Silva R,Pereira AC,Bastos JK,de Albuquerque S,Magalhães LG,Cunha WR

更新日期：2011-08-01 00:00:00

abstract：:Benzimidazole anthelmintics are widely used against nematode, cestode and trematode parasites. The drugs undergo several enzyme-mediated reactions within the host animal that produce a number of metabolites. Although it has been shown that certain helminths, including Fasciola hepatica, can metabolise albendazole, not...

journal_title：Parasitology research

authors： Robinson MW,Lawson J,Trudgett A,Hoey EM,Fairweather I

更新日期：2004-02-01 00:00:00

abstract：:The discovery and optimization of antiparasitic compounds has profited by information-based methods newly emerged in the modern drug development process. The generation of computer models enables the cost-efficient and fast computational screening of virtual compound libraries for biologically active molecules. Two so...

journal_title：Parasitology research

authors： Wolf K,Dormeyer M

更新日期：2003-06-01 00:00:00

abstract：:Snake venom can affect the growth of Trypanosoma cruzi and Leishmania spp. As new classes of therapeutic drugs against protozoan parasites could be derived from snake venom, alterations in the ultrastructure and growth of the epimastigotes, trypomastigotes and amastigotes of T. cruzi, as well as the promastigotes of L...

journal_title：Parasitology research

authors： Gonçalves AR,Soares MJ,de Souza W,DaMatta RA,Alves EW

更新日期：2002-07-01 00:00:00

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：:Diagnosis of Encephalitozoon cuniculi infection in rabbits remains a major veterinary issue. ELISA or immunofluorescence assays are the current reference standards of serological tests. However, these conventional techniques suffer from a lack of accuracy for distinguishing active from past infections, as a positive s...

journal_title：Parasitology research

authors： Desoubeaux G,Pantin A,Peschke R,Joachim A,Cray C

更新日期：2017-02-01 00:00:00

abstract：:Intrauterine embryonic development in the caryophyllidean tapeworm Khawia sinensis has been investigated using transmission electron microscopy and cytochemical staining with periodic acid-thiosemicarbazide-silver proteinate for glycogen. Contrary to previous light microscopy findings that reported the release of non-...

journal_title：Parasitology research

authors： Bruňanská M,Mackiewicz JS,Młocicki D,Swiderski Z,Nebesářová J

更新日期：2012-02-01 00:00:00

abstract：:Eimeria spp. multiply within the intestinal tract causing severe inflammatory responses. Chitosan (CS), meanwhile, has been shown to exhibit anti-inflammatory activities in different experimental models. Here, we investigated the effect of CS on the outcome of inflammation caused by Eimeria papillata in the mouse inte...

journal_title：Parasitology research

authors： Abdel-Latif M,Abdel-Haleem HM,Abdel-Baki AA

更新日期：2016-07-01 00:00:00

abstract：:Visceral larva migrans (VLM) syndrome caused by Toxocara canis larvae was first described in the 1950s. The role of other nematode larvae, i.e. the pig roundworm Ascaris suum as a causative agent of visceral larva migrans-associated symptoms like general malaise, cough, liver dysfunction, hypereosinophilia with hepato...

journal_title：Parasitology research

authors： Schneider R,Obwaller A,Auer H

更新日期：2015-01-01 00:00:00

abstract：:Flame atomic absorption spectrometry was performed to determine the alteration of calcium concentration in the soft parts and shells of Biomphalaria alexandrina and Bulinus truncatus due to the infection with Schistosoma mansoni and S. haematobium, respectively. The results showed significant lowering in the calcium c...

journal_title：Parasitology research

authors： Mostafa OM

更新日期：2007-09-01 00:00:00

abstract：:A comprehensive icthyoparasotological survey among estuarine and freshwater fishes of West Bengal, India revealed Trichodinella sunderbanensis sp. nov. and Trichodina acuta Lom, 1961 from an estuarine fish Mystus gulio (Hamilton, 1822) from the Vidyadhari river; Trichodina nandusi sp. nov. from a freshwater fish, Nand...

journal_title：Parasitology research

authors： Mitra AK,Bandyopadhyay PK,Gong Y

更新日期：2013-03-01 00:00:00

abstract：:Helminths are one of the major health problems of working donkeys, often with heavy worm burden and contributing to their early demise and/or reduction in their work output. Cross-sectional and longitudinal studies were conducted to investigate the current infection prevalence and level of strongyles infection donkeys...

journal_title：Parasitology research

authors： Dibaba MD,Getachew AM,Assefa Z,Fanta A,Etana M,Firew S,Goshu L,Burden F

更新日期：2017-07-01 00:00:00

abstract：:During the present investigation, alterations in the intrahepatic venous and portal systems in Rattus norvegicus infected with 250, 500, and 1000 Taenia taeniaeformis eggs were studied. The corrosion cast technique was employed, which provides an extrinsic opportunity for study of the three-dimensional orientation of ...

journal_title：Parasitology research

authors： Preet S,Prakash S

更新日期：2000-06-01 00:00:00

abstract：:Trypanosoma cruzi virulence factors include molecules expressed on the cell surface as well as those secreted or shed into the extracellular medium. Phosphatase activities modulate different aspects of T. cruzi infection, although no studies to date addressed the presence and activity of phosphatases in vesicles secre...

journal_title：Parasitology research

authors： Neves RF,Fernandes AC,Meyer-Fernandes JR,Souto-Padrón T

更新日期：2014-08-01 00:00:00

abstract：:Blastocystis hominis is a common intestinal parasite observed in fecal examination. On the other hand, the transmission of this parasite is certainly unknown. The transmission of B. hominis can be realized by animal contact and the contamination by water and food with excreted cysts from the reservoir hosts. B. homini...

journal_title：Parasitology research

authors： Eroglu F,Koltas IS

更新日期：2010-09-01 00:00:00

abstract：:Babesia motasi BQ1 (Lintan) was first isolated from Haemaphysalis qinghaiensis collected in Gannan Tibet Autonomous Region, Gansu province in April 2000. In this study, a total of 3,204 serum samples from small ruminants in 22 provinces located in different districts of China were tested for antibodies against merozoi...

journal_title：Parasitology research

authors： Wang JM,Ma ML,Liu AH,Ren QY,Li AY,Liu ZJ,Li YQ,Yin H,Luo JX,Guan GQ

更新日期：2013-06-01 00:00:00

abstract：:The nervous system of Cysticercus cellulosae, the metacestode stage of the tapeworm Taenia solium, was delineated using histochemical methods for the localization of the enzyme markers; nonspecific esterase and acetylcholinesterase. The main features of the nervous system include a pair of cerebral ganglia, a circumce...

journal_title：Parasitology research

authors： Vasantha S,Kumar BV,Roopashree SD,Das S,Shankar SK

更新日期：1992-01-01 00:00:00

abstract：:The gullet worm (Gongylonema pulchrum) has been recorded from a variety of mammals worldwide. In an earlier study, we demonstrated two separate transmission cycles in cattle (Bos taurus) and wild mammals in Japan based on nucleotide sequences of the ribosomal RNA gene (rDNA) and cytochrome c oxidase subunit I (cox-1) ...

journal_title：Parasitology research

authors： Setsuda A,Da N,Hasegawa H,Behnke JM,Rana HB,Dhakal IP,Sato H

更新日期：2016-02-01 00:00:00

abstract：:We present a novel and simple technique for storing live Acanthamoeba for long periods of time. The amoebae are maintained at refrigerator temperatures in a peptone-yeast extract-glucose (PYG) medium normally used for cultivation. Using this method, we obtained survival rates of at least 4 years for Acanthamoeba polyp...

journal_title：Parasitology research

authors： Axelsson-Olsson D,Olofsson J,Ellström P,Waldenström J,Olsen B

更新日期：2009-03-01 00:00:00

abstract：:Severe and complicated malaria is usually caused by Plasmodium falciparum malaria (PF) but it has been increasingly observed that Plasmodium vivax malaria (PV), which was otherwise considered to be benign malaria, with a low case-fatality ratio, can also occasionally result in severe disease as with PF malaria. There ...

journal_title：Parasitology research

authors： Kute VB,Goswami JG,Vanikar AV,Shah PR,Gumber MR,Patel HV,Kanodia KV,Trivedi HL

更新日期：2012-06-01 00:00:00

abstract：:The genomic DNA was extracted from nematode parasites, Heterakis gallinae from specific host, native chickens. The polymerase chain reaction (PCR) was applied to make amplification of the DNA content that aids in the further studies. The primer was used in the PCR reactions that have the following sequences: forward (...

journal_title：Parasitology research

authors： Bazh EK

更新日期：2013-10-01 00:00:00

abstract：:Analysis of the initial interaction between Entamoeba histolytica trophozoites and the large intestine is impossible in humans and very difficult in experimental animals. To circumvent this obstacle we treated the luminal side of full-thickness rabbit colon segments mounted in Ussing-type chambers with trophozoite lys...

journal_title：Parasitology research

authors： Navarro-García F,López-Revilla R,Tstusumi V

更新日期：1993-01-01 00:00:00

abstract：:Ras are key components of diverse signal transduction pathways and play important roles in growth and development. To know about growth regulation in Clonorchis sinensis, we have identified a full-length sequence encoding a ras-related protein (rap2) from our adult cDNA library. The open reading frame contains 561 bp ...

journal_title：Parasitology research

authors： Chen W,Wang X,Deng C,Lv X,Fan Y,Men J,Liang C,Yu X

更新日期：2011-04-01 00:00:00

abstract：:Sarcocystis sarcocysts are common in many species of domestic and wild animals. Here, we report sarcocystosis in muscles from 91 free range elk (Cervus elaphus) from Pennsylvania, USA, tested by histopathology, transmission electron microscopy (TEM), and DNA sequencing. Sarcocysts were detected in hematoxylin and eosi...

journal_title：Parasitology research

authors： Cerqueira-Cézar CK,Thompson PC,Murata FHA,Mowery J,Brown JD,Banfield J,Rosenthal BM,Dubey JP

更新日期：2018-10-01 00:00:00

abstract：:A new Isospora (Apicomplexa: Eimeriidae) species is described from an Australian raven (Corvus coronoides) in Western Australia. Sporulated oocysts (n = 21) are ovoid, 21.2 (18.4-23.9) μm in length and 18.8 (16.9-20.6) μm in width, with a shape index of 1.13. The bi-layered oocyst wall is smooth and colourless, 1.2 μm...

journal_title：Parasitology research

authors： Liu D,Brice B,Elliot A,Ryan U,Yang R

更新日期：2019-08-01 00:00:00

abstract：:Two soluble Toxoplasma gondii antigen preparations were compared using the immunoblotting technique. The first preparation, which is commonly employed in ELISA tests, corresponds to a lytic extract of the parasite. The second known as exo-antigen, has yielded good results in cell immunity research and is obtained from...

journal_title：Parasitology research

authors： Bessières MH,Le Breton S,Séguéla JP

更新日期：1992-01-01 00:00:00