echinostoma

..could be involved in host-trematode relationships, we have analysed the excretory/secretory products (ESP) of Echinostoma caproni following a proteomic approach...

..The prevalence of infection with echinostome flukes ranged from 7.5% to 22.4% in 4 schools surveyed. Adult worms were identified as Echinostoma revolutum.

Viable eggs produced weekly per infective stage was used as a measure of the reproductive success of Echinostoma friedi during the first 12 weeks of infection in hamsters...

Because susceptibility or resistance of Biomphalaria glabrata to the trematode Echinostoma caproni correlates with differential hemocytic adhesive properties, we compared the expression of genes involved in adhesion processes between ..

In the present study, we describe the investigation of Echinostoma friedi excretory/secretory products using a proteomic approach combined with the use of heterologous antibodies...

We cloned and expressed Echinostoma caproni HSP70 in Escherichia coli. This molecule presents an open reading frame (ORF) of 655 amino acids, and a theoretical molecular weight of 71 kDa. E...

..of atrazine, glyphosate, carbaryl, and malathion on embryo and miracidium (free-living stage) survival of Echinostoma trivolvis, a common trematode of amphibians...

..the medically important Schistosoma mansoni, exemplifying sporocyst production in its larval development, or Echinostoma paraensei, representing an emphasis on rediae production in its larval development...

The excretory/secretory proteome of Echinostoma caproni (Trematoda: Echinostomatidae) adults collected from experimentally infected mice was investigated using a proteomic approach...

Antigenic proteins of Echinostoma caproni (Trematoda) against mouse IgM, IgA, IgG, IgG1 and IgG2a were investigated by immunoproteomics. Excretory/secretory products (ESP) of E...

..neutral lipid and phospholipid content of Biomphalaria glabrata patently infected with the daughter rediae of Echinostoma caproni. Uninfected snails were used as matched controls...

..molecular studies comparing transcripts and proteins of Biomphalaria glabrata susceptible or resistant to Echinostoma caproni were undertaken...

..e., tribendimidine, with an experimental focus on adult Echinostoma caproni. Female NMRI mice were infected with 30 E...

..investigate the suspected involvement of cellular factors in Biomphalaria glabrata resistance/susceptibility to Echinostoma caproni, we compared protein patterns from hemocytes collected from susceptible and resistant snails...

..both promote the growth and differentiation of various trematode species including Schistosoma mansoni, and Echinostoma caproni and share some morphological and functional features with circulating haemocytes...

..analyze neutral lipids in worm incubates isotonic, hypotonic, and hypertonic to the intestinal habitat of adult Echinostoma caproni...

We examined the effects of praziquantel and the artemisinins on adult Echinostoma caproni. In vitro, both praziquantel and the artemisinins exhibited exposure-response relationships...

Rediae of the trematode Echinostoma trivolvis, from naturally infected Helisoma trivolvis snails, form a black pigment while inside the snail host...

Schistosoma mansoni and Echinostoma caproni are two trematode species that use different strategies (mimicry and immunosuppression, respectively) to interfere with the snail innate immune system...

Histochemical glycogen and neutral lipid studies were conducted on Echinostoma trivolvis cercariae maintained in artificial spring water (ASW) at 24-25 degrees C for up to 24 h after emergence from host snails...

..The eggs' internal hydrostatic pressure rises, probably due to a depolymerization of the polysaccharides that causes an osmotically driven water influx. Finally, the operculum of the egg bursts open and the miracidium escapes...

Cryptic species, belonging to the 37 collar-spine Echinostoma group, were distinguished using nuclear rDNA ITS (884 bases) and mtDNA CO1 (257 bases) and ND1 (530 bases) sequences...

..The objectives of our study were to assess the global metabolic responses to an Echinostoma caproni infection in the mouse, and to compare the biomarkers extracted from different biofluids (plasma, stool,..

..and Micrococcus luteus, respectively), or infection with compatible trematode parasites (Schistosoma mansoni or Echinostoma paraensei, 20 miracidia/snail), relative to controls, using universal reference RNA...

..The multicompartmental metabolic effects of an experimental Echinostoma caproni infection have been characterized in 12 outbred female mice infected orally with 30 E...

..used to determine the neutral lipid profile in the urine of BALB/c mice experimentally infected with adults of Echinostoma caproni...

..mechanisms underlying resistance/susceptibility in the snail-trematode system Biomphalaria glabrata-Echinostoma caproni...

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..was employed to identify 69 unique expressed sequence tags likely to be upregulated in cultured sporocysts of Echinostoma paraensei, a trematode parasite of the planorbid snail, Biomphalaria glabrata...

..Attempts to establish infections in experimental hosts other than ducklings were not successful. No worms were recovered from mice, white rats, guinea pigs, hamsters or immunosuppressed white rats...

A trypsin-bile salts-cysteine (TBC) medium was used to excyst the encysted metacercariae of Echinostoma caproni and Echinostoma trivolvis, 2 allopatric species of Echinostoma...

..She had history of eating raw frog meat. The two flukes were identified as Echinostoma hortense by egg morphology, 27 collar spines with 4 end-group spines, and surface ultrastructural characters...

..The Canada goose (Branta canadensis) was found to host an echinostome determined to be a New Zealand strain of Echinostoma revolutum. The New Zealand scaup (Aythya novaeseelandia) concurrently hosts three species of echinostomes (E...

To test the effects of a large metacercarial cyst inoculum on the recovery of Echinostoma caproni adult worms in Balb/C mice, 4 mice were each exposed to 300 cysts and necropsied 21 days PI...

The histopathological changes induced by Echinostoma caproni (Trematoda: Echinostomatidae) in a high (golden hamster) and a low compatible host (rat) were compared at 15 and 30 days post-infection...

Despite the increasing incidence in food-borne Echinostoma hortense infection, the underlying immune mechanism along with the clinical manifestations and the expulsion of the worms from the mucosal surfaces are not well understood...

b>Echinostoma revolutum eggs recovered from naturally infected wild Canada geese (Branta canadensis) were cold stored (4-6 degrees C) for up to 72 weeks...

Using a range of parameters, the ability of rats (Rattus norvegicus) to successfully transmit Echinostoma friedi to the next host was examined under experimental conditions...

..We used the Echinostoma caproni-Plasmodium yoelii murine model of co-infection to assess the impact of helminth co-infection on malaria ..

Population density, or crowding, was examined to determine its effect on the morphometric variability of Echinostoma caproni (Digenea) in ICR mice...

..No significant changes in expression were observed in snails at 2 days post-exposure (dpe) to the trematodes Echinostoma paraensei or S. mansoni...

The kinetics of specific immunoglobulin M, A and IgG subclasses against Echinostoma caproni (Trematoda: Echinostomatidae) were analyzed in serum and intestinal fluid of two host species (Wistar rats and ICR mice) in which the course of ..

This study used Balb/c mice to examine the longevity of Echinostoma caproni. Five mice each exposed to 75 encysted metacercariae (cysts) were necropsied at 23 weeks postinfection (PI) (160 days PI)...

..The present study was designed to determine the possible occurrence and, if present, the prevalence of Echinostoma cinetorchis in P...

For some species of 37-collar-spined Echinostoma, their cercariae successfully encyst and develop to metacercariae in vitro...

..on the kinetics of antibodies and antigens in serum of mice experimentally infected with 75 metacercariae of Echinostoma caproni during the first 12 wk postinfection (wpi)...

..The trematocidal properties of a synthetic peroxide, 1,2,4-trioxolane (OZ78) were determined both in vivo and in vitro...

..normally non-lethal Plasmodium yoelii malaria in BALB/c mice chronically infected with the intestinal trematode Echinostoma caproni...

..Mortality of Echinostoma trivolvis increased in a 200 microg/L atrazine solution, and a species of Alaria showed both decreased activity ..

Although Echinostoma hortense is one of the intestinal trematodes with a high infection rate in South Korea, the exact immune response against E. hortense infection has yet to be fully investigated...

Susceptibilities of 5 different mice strains, including C3H/HeN, BALB/c, C57BL6, FvB and ICR, to Echinostoma hortense infection, was evaluated...

The infectivity and distribution of Echinostoma trivolvis were studied in male, conventional and congenitally athymic nude mice, each infected with 30 metacercarial cysts...

..Of these, only H. cantori was reported as the first and second intermediate host for Echinostoma cinetorchis, an important human intestinal parasite in Korea...

The entire life cycle of the Brazilian Echinostoma luisreyi n. sp., of the 37-collar spine E. revolutum group, has been observed under experimental conditions. The snail Physa marmorata serves as its first natural intermediate host...

In order to determine whether the miracidia of Euparyphium albuferensis and Echinostoma friedi are sensitive to their host snail (HS) and capable of discriminating between HS and non-host snails (NHS), or whether these NHS can interfere ..

..Both these feeding behaviours of birds are known to occur in the field...

The host-parasite relationship of a 100 metacercarial cyst inoculum of Echinostoma caproni in the ICR mouse was examined...

b>Echinostoma paraensei Lie and Basch, 1967 (Echinostomatidae:Platyhelminthes), a 37 collar spine echinostome of the "revolutum group", has been used extensively as a model organism to study the interactions of digenetic ..

A human Echinostoma hortense infection was diagnosed by gastroduodenoscopy...

..elodes snails that were either exposed or sham-exposed to the castrating trematode, Echinostoma revolutum. Host growth was assessed weekly; reproduction and survival were recorded every 2-3 days...

In vitro and in vivo studies were conducted on the cercariae of Echinostoma caproni. Of the 15 media tried, 2 resulted in effective in vitro encystment in petri dish cultures maintained at 23 +/- 1 C...

..The results indicated also that there were significant increases in the levels of acid and alkaline phosphatases enzymes in exposed snails...

The effect of ageing of adults of Echinostoma friedi (Trematoda: Echinostomatidae) on the infectivity of miracidia yielded was analysed. Miracidia were obtained after hatching of eggs obtained from adult worms of E...

Release of Echinostoma caproni cercariae and Schistosoma mansoni from experimentally infected Biomphalaria glabrata snails maintained under different laboratory conditions was studied...

..reports on the development of a coproantigen capture enzyme-linked immunosorbent assay (ELISA) for detecting Echinostoma caproni in experimentally infected rats...

The effects of a diet deficient in the B vitamins on infectivity, growth, and distribution of Echinostoma caproni in ICR mice were studied...

This study reports on the kinetics of antibody production to Echinostoma caproni and the dynamics of antigens in feces and sera in 2 experimental hosts (hamsters and rats) that display different degrees of susceptibility with this ..

This review examines the significant literature on the biology of Echinostoma species in the "revolutum" group. We have considered 10 species belonging to this group...

..analysed their expression in unchallenged and parasite-challenged snails, using the immunosuppressive trematode Echinostoma caproni and snail strains selected for resistance or susceptibility to this parasite...

The aim of the present study was to compare the development of Echinostoma caproni (Trematoda: Echinostomatidae) adults in two host species displaying different degrees of compatibility with this parasite...

..As susceptibility or resistance of B. glabrata to the trematode Echinostoma caproni correlates with a differential hemocytic adhesive behavior, we investigated the expression of BgSel in ..

..gastropods (flukes of the family Echinostomatidae, among them perhaps the best known is the Oriental species--Echinostoma ilocanum)...

..0.9%), Giardia intestinalis (0.9%), I. canis (0.6%), Taeniidae (0.3%), Dipylidium caninum (0.2%), Echinostoma sp. (0.1%), and Pentatrichomonas hominis (0.1%). T. cati was the most prevalent feline parasite species (21...

..2%), Sarcocystis spp (4.6%), Taenia spp (2.9%), Strongyloides stercoralis (2.1%), Giardia lamblia (1.2%), Echinostoma spp (0.6%), Ascaris lumbricoides (0.4%), Entamoeba histolytica (0.2%), Chilomastix mesnili (0...

..2%, range 8.6-19.4%), hookworm (average 12.3%, range 4-20.2%), Echinostoma sp. (7.5%), Giardia intestinalis (0.9%), Trichuris trichiura (0.6%), and Taenia sp...

..b>Echinostoma revolutum, Echinostoma hortense, Echinochasmus japonicus, Stephanoprora sp...

..hookworm, Strongyloides stercoralis, Giardia lamblia, Trichuris trichiura, Fasciolopsis buski, Taenia sp, Echinostoma sp, Entamoeba coli...

..lari; four species of the Echinostomatidae, Echinostoma hortense, E...

..product with DNA from other parasites such as Gnathostoma spinigerum, Trichinella spiralis, Fasciola gigantica, Echinostoma malayanum, Opisthorchis viverrini, Dirofilaria immitis, and Taenia saginata; exceptions were Paragonimus ..

..which includes 20 species in 8 genera (Artyfechinostomum, Acanthoparyphium, Echinochasmus, Echinoparyphium, Echinostoma, Episthmium, Euparyphium, and Hypoderaeum)...

..and fish intermediate hosts of Centrocestus armatus, Clinostomum complanatum, and 3 echinostomatid flukes (Echinostoma hortense, E. cinetorchis, and Echinochasmus japonicus) were summarized...

..In separate laboratory experiments, we exposed cercariae of the trematode Echinostoma trivolvis, and its first and second intermediate hosts, snails (Planorbella trivolvis) and green frog tadpoles (..

Female ICR mice, 5 to 6 weeks old, were exposed by stomach tube to 25 metacercarial cysts of Echinostoma caproni per mouse...

..The most frequent metacercariae were those of Neoglyphe locellus (71) (Omphalometridae), E. aconiatum (66), Echinostoma sp. (59) and Moliniella anceps (48) (Echinostomatidae)...

..Rudolphi, 1819)/Neoglyphe locellus (Kossack, 1910) species complex, Tylodelphys excavata (Rudolphi, 1803) and Echinostoma spiniferum (La Valette, 1855) sensu Nasincová (1992), all from Planorbarius corneus (Linnaeus)...

..caused by liver flukes (Clonorchis, Fasciola, Opisthorchis), lung flukes (Paragonimus) and intestinal flukes (Echinostoma, Fasciolopsis, heterophyids), are significant public health problems, most notably in Southeast Asia and the ..

..The material also revealed five new to Polish fauna parasitic species: one trematode (Echinostoma miyagawai) and four tapeworms (Microsomacanthus baeri, M...

..a second phylogeny using all the partial sequences of the 18S published for trematodes: Lobatostoma manteri, Echinostoma caproni, Calicophoron calicophorum, Tetracerasta blepta, Gyliauchen sp...

..recurvatum (Linstow, 1873); Echinostoma miyagawai Ischii, 1932; E...

..effect against several species of trematodes including Clonorchis sinensis, Opisthorchis viverrini and Echinostoma caproni. Tribendimidine is even more effective against C...

..review metabolic profiling studies on the liver fluke Fasciola hepatica in the rat model, the intestinal fluke Echinostoma caproni harboured in mice and characterise the metabolic responses in the hamster to a S. japonicum-N...

..Most of the echinostomatid studies are on species of 37-collar spined Echinostoma, although one study is concerned with a species of Echinochasmus...

..for, and identified, known regulatory motifs in published ITS1 sequences of other parasitic flatworms including Echinostoma spp. (Trematoda) and Echinococcus spp. (Cestoda) which lack multiple repeats in ITS1...

..A. agrarius was found to be infected with 3 species of echinostomes (Echinostoma hortense, Echinostoma cinetorchis, and Euparyphium murinum), while C...

..and Echinostoma spp...

..Moreover, expression data demonstrated that infection with two different digenetic trematodes, S. mansoni and Echinostoma paraensei, did not provoke elevated expression of schistosomin in B...

This paper discusses collar spine arrangements in the genus Echinostoma. All arrangements are of uneven numbers of collar spines on the oral collar...

..mansoni nor from Trichobilharzia ocellata and Echinostoma sp...

..infundibulum (2%), Amoebotaenia cuneata (2%), Echinoparyhium recurvatum (1%), Echinostoma revolutum (1%), Heterakis gallinarum (29%), Ascaridia galli (16%), Capillaria caudinflata (12%), Capillaria ..

..e. Tylodelphys immer found in Gavia stellata, Strigea vanderbrokae in Pernis apivorus, Echinostoma academica in Numenius arquata, Echinochasmus euryporus in Buteo buteo, Patagifer parvispinosus and Petasiger ..

..mansoni and its snail host. ..

..This may lead to new methods for blocking the transmission of Schistosomiasis, a snail-borne disease that affects 200 million people worldwide. ..

..Ultimately, the study will have benefits for the control of schistosomiasis, a snail-borne disease that affects 200 million people world wide. ..

..Mechanism and Site of FREP3 Diversification; Specific Aim 2. Diversity of FREPs at the Expression Level; Specific Aim 3. Development of RNAi Techniques to Probe FREP Functions. ..

..mansoni and its snail host. ..

..mansoni and the related trematode, Echinostoma paraensei...

..In addition, models of viral diseases will be developed that will improve our ability to predict the spread of epidemics as well as evaluate effectiveness of different treatment regimes. ..

..glabrata. As a significant byproduct, 10000 ESTs from B. glabrata will be generated. This research is designed in consultation with other investigators working with Biomphalaria, to maximize its impact for future genome-type projects. ..

..mansoni will respond to the vast environmental changes underway in Africa today. ..

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..These are critical and essential issues that need to be systematically addressed in pre clinical studies prior to the development of an ideal and effective TBV for clinical trials in human volunteers. ..

..Any data forthcoming from the ongoing B. glabrata genome sequencing will further facilitate this study of immune function of B. glabrata in the context of transmission of schistosomiasis ..

..mansoni and the related trematode, Echinostoma paraensei...

..Any data forthcoming from the ongoing B. glabrata genome sequencing will further facilitate this study of immune function of B. glabrata in the context of transmission of schistosomiasis ..

..These are critical and essential issues that need to be systematically addressed in pre clinical studies prior to the development of an ideal and effective TBV for clinical trials in human volunteers. ..

..Using as a model system the snail Biomphalaria glabrata and the trematode Echinostoma paraensei, snail hemolymph lectins will be investigated as mediators of "non-self" recognition in interactions ..

..Finally, using genes outlined in the above studies, the genomes of the six trematode and four snail species will be probed in search of related genes. ..

..The main candidate antigen is Pfs25, a surface protein that is expressed at the onset of gametogenesis. The vaccine will be based on DNA vaccines given either alone or in a prime-boast regimen with protein vaccines. ..

..abstract_text> ..

..falciparum. Such information could lead to rational development of immunological and/or chemotherapeutic arsenal to prevent transmission of P. falciparum malaria. ..

..This proposal focuses on the interactions between two trematodes, Schistosoma mansoni and Echinostoma paraensei, and their molluscan host Biomphalaria glabrata, with the goal of obtaining a deeper understanding of ..