Low-dose oral administration of human interferon alpha can control the development of Theileria parva infection in cattle.

abstract：:The community structure of monogeneans on the gills of a catfish Pimelodus albicans, in the Río de la Plata, was studied and compared with previous findings on P. maulatus. Six Monogenea species belonging to 3 genera were found: Demidospermus majusculus Kritsky & Gutiérrez, 1998; Demidospermus armostus Kritsky & Gutié...

journal_title：Parasitology

authors： Gutiérrez PA

更新日期：2001-04-01 00:00:00

abstract：:Many marine fisheries in South American Atlantic coasts (SAAC) are threatened by overfishing and under serious risk of collapsing. The SAAC comprises a diversity of environments, possesses a complex oceanography and harbours a vast biodiversity that provide an enormous potential for using parasites as biological tags ...

journal_title：Parasitology

authors： Cantatore DM,Timi JT

更新日期：2015-01-01 00:00:00

abstract：:Cod (Gadus morhua), an important fish species in the Baltic Sea, is the paratenic host for many parasite species, including the zoonotic nematodes, Anisakis sp. and Contracaecum osculatum. We aimed to identify which invertebrate species (found in situ in the fish stomach) are responsible for infection of cod with zoon...

journal_title：Parasitology

authors： Pawlak J,Nadolna-Ałtyn K,Szostakowska B,Pachur M,Bańkowska A,Podolska M

更新日期：2019-11-01 00:00:00

abstract：:An apparatus for artificial feeding of Rhipicephalus appendiculatus nymphae was modified to improve feeding performance. Heparinized blood was supplied above a treated artificial membrane while the ticks attached below on its undersurface. The feeding apparatus was incubated at 37 degrees C in an atmosphere of 3% CO2 ...

journal_title：Parasitology

authors： Waladde SM,Young AS,Mwaura SN,Njihia GN,Mwakima FN

更新日期：1995-11-01 00:00:00

abstract：:Intestinal diarrheagenic polyparasitic infections are among the major public health concerns in developing countries. Here we examined stool specimens by microscopy, DNA dot blot and polymerase chain reaction (PCR) to evaluate the co-infection of four principal protozoans among amoebic dysentery cases from Northeast I...

journal_title：Parasitology

authors： Nath J,Hussain G,Singha B,Paul J,Ghosh SK

更新日期：2015-09-01 00:00:00

abstract：:We have cloned a cDNA encoding a novel antigen from a Sarcoptes scabiei (Acari) cDNA library by immunoscreening with sera from S. scabiei-infected dogs. The antigen is encoded by a 2,157 bp mRNA with a predicted open reading frame of 719 amino acids (molecular weight 79 kDa). Our sequence analysis identified the prese...

journal_title：Parasitology

authors： Ljunggren EL,Bergström K,Morrison DA,Mattsson JG

更新日期：2006-01-01 00:00:00

abstract：:Intra-erythrocytic stages of malaria parasites can alter the surface of their host cells and release toxins which induce the production of cytokines, which in turn can up- or down-regulate the expression of adhesion receptors on the surface of microvascular endothelial cells. New adhesion receptors on endothelial cell...

journal_title：Parasitology

authors： Hommel M

更新日期：1997-01-01 00:00:00

abstract：:Host nutrition plays an important role in determining the development and success of parasitic infections. While studies of vertebrate hosts are accumulating, little is known about how host nutrition affects parasites of invertebrate hosts. Crithidia bombi is a gut trypanosome parasite of the bumble bee, Bombus terres...

journal_title：Parasitology

authors： Logan A,Ruiz-González MX,Brown MJ

更新日期：2005-06-01 00:00:00

abstract：:A collection of stocks of Trypanosoma brucei rhodesiense isolated in Kenya have been examined for electrophoretic variation in 20 enzymes. The results obtained have been analysed in order to determine whether these trypanosomes are diploid and undergo mating and to determine the genetic distance between T. b. rhodesie...

journal_title：Parasitology

authors： Tait A,Barry JD,Wink R,Sanderson A,Crowe JS

更新日期：1985-02-01 00:00:00

abstract：:Parasites have a major impact on global finfish and shellfish aquaculture, having significant effects on farm production, sustainability and economic viability. Parasite infections and impacts can, according to pathogen and context, be considered to be either unpredictable/sporadic or predictable/regular. Although bot...

journal_title：Parasitology

authors： Shinn AP,Pratoomyot J,Bron JE,Paladini G,Brooker EE,Brooker AJ

更新日期：2015-01-01 00:00:00

abstract：:In a population of copepods (Cyclops strenuus abyssorum), with a naturally high prevalence of infection with procercoids of Diphyllobothrium spp., no difference in body size was found between infected and uninfected hosts. However, a significant reduction in the reproductive capacity of infected females was observed, ...

journal_title：Parasitology

authors： Pasternak AF,Huntingford FA,Crompton DW

更新日期：1995-05-01 00:00:00

abstract：:The surface morphology of fixed ovarian balls from female Moniliformis dubius, agd 12, 18, 26, 28, 42, 77, 105 and 118 days, has been examined by means of scanning electron microscopy. The appearance of the surface has been found to be variable between ovarian balls from worms of the same and different ages. Some part...

journal_title：Parasitology

authors： Parshad VR,Crompton DW,Martin J

更新日期：1980-10-01 00:00:00

abstract：:A metabolic pathway known as the mannitol cycle has been identified in Eimerian parasites. The pathway is a shunt off of the glycolytic pathway at fructose-6-phosphate (F6P). Two enzymes convert F6P to mannitol and two other enzymes are responsible for converting mannitol back to F6P when it is utilized. Although the ...

journal_title：Parasitology

authors： Schmatz DM

更新日期：1997-01-01 00:00:00

abstract：:Neospora caninum is the causative agent of bovine neosporosis. A N. caninum cytoplasmic dynein LC8 light chain (NcDYNLL) protein was characterized in this study. Cytoplasmic dyneins, including DYNLLs, belong to the microtubule minus-end-directed motor proteins and are involved in many cellular processes. Previous micr...

journal_title：Parasitology

authors： Cao L,Fetterer R,Qu G,Zhang X,Tuo W

更新日期：2018-12-18 00:00:00

abstract：:Here, the validity of the assumption of concerted evolution of ribosomal regions in larval and adult Cooperia oncophora was assessed. In each of 4 individuals of this parasitic nematode, at least 78% of the sequences comprised different ITS variants. This implies that concerted evolution is not acting, which is corrob...

journal_title：Parasitology

authors： Mes TH,Cornelissen AW

更新日期：2004-08-01 00:00:00

abstract：:Theileria annulata infects and reversibly transforms bovine leucocytes. The parasite-transformed cells are immortalized, metastatic and express a number of metalloproteinases including matrix metalloproteinase 9 which they secrete. All the metalloproteinases observed on substrate gels are inhibited by tissue inhibitor...

journal_title：Parasitology

authors： Adamson RE,Hall FR

更新日期：1996-11-01 00:00:00

abstract：:Acute Chagas disease outbreaks are related to the consumption of food or drink contaminated by triatomine feces, thus making oral infection an important route of transmission. Both vector-borne and oral infections trigger important cardiac manifestations in the host that are related to a dysregulated immune response. ...

journal_title：Parasitology

authors： Kuehn CC,Oliveira LG,Miranda MA,Prado JC

更新日期：2014-06-01 00:00:00

abstract：:Differentiation of epimastigotes and production of infective metacyclic forms of Trypanosoma congolense were examined in a culture system which enabled manipulation of the population density of insect forms. Scanning electron microscopy of cultures revealed the attachment sites of epimastigotes in detail, showing them...

journal_title：Parasitology

authors： Prain CJ,Ross CA

更新日期：1990-02-01 00:00:00

abstract：:Intact surface membrane vesicles were obtained and purified from the schistosomula of Schistosoma mansoni. The method of preparation of the vesicles involved treating the schistosomula in a buffered high salt medium for 1 h at 4 degrees C (Step 1), and then for 1 h at 25-37 degrees C (Step 2). Vesicles were formed fro...

journal_title：Parasitology

authors： Kusel JR,Gazzinelli G,Colley DG,de Souza CP,Cordeiro MN

更新日期：1984-12-01 00:00:00

abstract：:Taenia crassiceps is a cestode parasite of wild and domestic animals that rarely affects humans; it has been widely used as an experimental model. The asexual proliferation by budding is a useful attribute of T. crassiceps cysticerci, which allows the various strains to be maintained indefinitely in the peritoneal cav...

journal_title：Parasitology

authors： Willms K,Zurabian R

更新日期：2010-03-01 00:00:00

abstract：:The global seroprevalence of latent toxoplasmosis is estimated to be higher than 30%. The presence of slowly dividing parasites in tissue cysts located mainly in immunoprivileged organs was long considered asymptomatic. Recently, many studies have shown that latent Toxoplasma infections could have serious impacts on h...

journal_title：Parasitology

authors： Flegr J,Escudero DQ

更新日期：2016-12-01 00:00:00

abstract：:The amitochondriate parasitic protist Trichomonas vaginalis can utilize either glucose or maltose as carbon and energy source. The mechanisms of maltose utilization were explored with uptake experiments using radio-isotope labelled maltose in combination with the silicone-oil centrifugation technique and enzymatic ass...

journal_title：Parasitology

authors： ter Kuile BH,Müller M

更新日期：1995-01-01 00:00:00

abstract：:Aspects of vitellogenesis, known to be controlled by juvenile hormone, are adversely affected by Hymenolepis diminuta infection of Tenebrio molitor, in spite of circulating titres of the hormone remaining unchanged. It has therefore been proposed that juvenile hormone binding is disrupted at the tissue site level. Juv...

journal_title：Parasitology

authors： Webb TJ,Hurd H

更新日期：1995-06-01 00:00:00

abstract：:Cats were repeatedly inoculated with infective larvae of Brugia pahangi. On parasitological grounds they could be divided into 5 groups. Group I--most cats (some 70%) became microfilaraemic (mf+) and retained high levels of microfilariae (mf) in their blood for over 2 years. In some Group I cats mf counts stabilized a...

journal_title：Parasitology

authors： Denham DA,Medeiros F,Baldwin C,Kumar H,Midwinter IC,Birch DW,Smail A

更新日期：1992-06-01 00:00:00

abstract：:Currently available methods for the diagnosis of human schistosomiasis often lack enough sensitivity and specificity. Recently, several authors have developed more specific and sensitive diagnostic methods, mainly based on the polymerase chain reaction (PCR) technique. Nevertheless, these have been only applied for th...

journal_title：Parasitology

authors： Sandoval N,Siles-Lucas M,Pérez-Arellano JL,Carranza C,Puente S,López-Abán J,Muro A

更新日期：2006-11-01 00:00:00

abstract：:Electrophysiological and pharmacological techniques were used to study glutamatergic signalling in the parasitic nematode, Ascaris suum. Glutamate or kainate injections into whole worms produced a paralysed quasi-static posture similar to the waveform in behaving worms. The DE2 motorneuron class is a primary target. S...

journal_title：Parasitology

authors： Davis RE

更新日期：1998-05-01 00:00:00

abstract：:Blastocystis spp. is the most frequent infectious unicellular, luminal parasite in all species of animals and humans. It has been linked to diarrhoea and irritable bowel syndrome. Saccharomyces boulardii (Sb) is a widely used probiotic that previously showed efficacy against several intestinal pathogens. The aim of th...

journal_title：Parasitology

authors： Méabed EMH,Abdelhafez DN,Abdelaliem YF

更新日期：2019-10-01 00:00:00

abstract：:Vertically transmitted parasites (VTPs) such as Wolbachia are expected not only to minimize the damage they inflict on their hosts, but also to protect their hosts against the damaging effects of coinfecting parasites. By modifying the fitness costs of the infection, VTPs can therefore play an important role in the ev...

journal_title：Parasitology

authors： Zélé F,Denoyelle J,Duron O,Rivero A

更新日期：2018-05-01 00:00:00

abstract：:The surface coat of the 2nd-stage juveniles (J2) of plant-parasitic nematodes is considered to be involved in interactions with microorganisms in the soil and rhizosphere, as well as with the host plant. Characterization of surface antigens might be important in the development of new nematode control strategies. In t...

journal_title：Parasitology

authors： Sharon E,Spiegel Y,Salomon R,Curtis RH

更新日期：2002-08-01 00:00:00

abstract：:Transmission experiments were conducted to compare the transmissibility of genetically different Trypanosoma congolense (Savannah subgroup) strains isolated from cattle in a trypanosomiasis endemic area of eastern Zambia. A total of 17 strains were compared. Three strains were extremely virulent with a short pre-paten...

journal_title：Parasitology

authors： Masumu J,Marcotty T,Ndeledje N,Kubi C,Geerts S,Vercruysse J,Dorny P,van den Bossche P

更新日期：2006-09-01 00:00:00