Effects of ricinoleic acid esters from castor oil of Ricinus communis on the vitellogenesis of Rhipicephalus sanguineus (Latreille, 1806) (Acari: Ixodidae) ticks.

abstract：:In the present study, samples representing Orientobilharzia turkestanicum from cattle, sheep, cashmere goat and goat in Heilongjiang Province, China, were characterized and grouped genetically by sequences of internal transcribed spacer (ITS, including ITS-1 and ITS2) and 28S ribosomal DNA (28S rDNA). The ITS and 28S ...

journal_title：Experimental parasitology

authors： Wang CR,Li L,Ni HB,Zhai YQ,Chen AH,Chen J,Zhu XQ

更新日期：2009-02-01 00:00:00

abstract：:Snails from a B. glabrata stock, selected for nonsusceptibility to the NMRI strain of S. mansoni, exhibited unusual schistosome infections, with multiple sporocysts prominent in the head-foot (foot-sporocysts). When F1 progeny from numerous crosses between well-defined susceptible (S) and resistant (R) parental snails...

journal_title：Experimental parasitology

authors： Lewis FA,Richards CS,Knight M,Cooper LA,Clark B

更新日期：1993-11-01 00:00:00

abstract：:Leishmaniasis, a neglected tropical disease (NTD) causes major health problems in the tropical and subtropical world. Most of the antileishmanial modern therapies with different formulations of pentavalent antimonials, Miltefosine, Amphotericin B etc. are not satisfactory in recent times due to high toxicity to the ho...

journal_title：Experimental parasitology

authors： Paik D,Das P,De T,Chakraborti T

更新日期：2014-11-01 00:00:00

abstract：:Using nucleotide variation in the first internal transcribed spacer of nuclear ribosomal DNA, five different genotypes (designated G1-G5) have been identified and the preponderance of genotype G1 in humans and of genotype G3 in pigs led to the proposal that parasites bearing the two genotypes have an affinity for a pa...

journal_title：Experimental parasitology

authors： Peng W,Yuan K,Peng G,Qiu L,Dai Z,Yuan F,Hu Y,Hu N

更新日期：2012-05-01 00:00:00

abstract：:Parasite resistance to antimalarial drugs, particularly chloroquine, is the most disturbing problem of malaria chemotherapy. There is evidence that the codon 86Tyr polymorphism of the Pfmdr1 gene is associated with chloroquine resistance in West African Plasmodium falciparum. The association of this and four other cod...

journal_title：Experimental parasitology

authors： Póvoa MM,Adagu IS,Oliveira SG,Machado RL,Miles MA,Warhurst DC

更新日期：1998-01-01 00:00:00

abstract：:The biochemical and morphological events which accompany lysis of Trypanosoma brucei by normal human serum have been described. The prelytic events include loss of infectivity and rapid cation shifts across the cell membrane. This is followed by cell swelling, fraying of the surface coat of the cell, loss of intracell...

journal_title：Experimental parasitology

authors： Rifkin MR

更新日期：1984-08-01 00:00:00

abstract：:Giardia lamblia is a common cause of both acute and chronic diarrheal disease in humans worldwide. It has been shown that mast cells, IL-6 and TNF-alpha are substantially involved in the early control of G. lamblia infection in mice. However, no studies have yet been reported concerning the interaction between mast ce...

journal_title：Experimental parasitology

authors： Muñoz-Cruz S,Gómez-García A,Millán-Ibarra J,Giono-Cerezo S,Yépez-Mulia L

更新日期：2010-11-01 00:00:00

abstract：:Experimental infections of chimpanzees with Onchocerca volvulus and cattle with Onchocerca ochengi provide model systems for research in human onchocerciasis. These infections share many similarities from the standpoint of parasite biology, but little is known about the comparability of immune responses in the two sys...

journal_title：Experimental parasitology

authors： Graham SP,Lustigman S,Trees AJ,Bianco AE

更新日期：2000-03-01 00:00:00

abstract：:Monoclonal antibodies (mAb) directed against Schistosoma mansoni tropomyosin isoform, SMTM (Xu et al. Experimental Parasitology 69, 373-392, 1989), were used to test for cross-reactivity with Biomphalaria glabrata antigens. One mAb (1F10) recognized antigens of 39, 41, and 80 kDa in a snail head/foot antigen preparati...

journal_title：Experimental parasitology

authors： Weston D,Allen B,Thakur A,LoVerde PT,Kemp WM

更新日期：1994-05-01 00:00:00

abstract：:The effect of a synthetic cecropin-like peptide, Shiva-3, on in vitro ookinete development and on the early sporogonic stages of Plasmodium berghei in the midgut of Anopheles albimanus was investigated. Peptide concentrations of 75 and 100 microM were effective (P < 0.05) in reducing ookinete production and the number...

journal_title：Experimental parasitology

authors： Rodriguez MC,Zamudio F,Torres JA,Gonzalez-Ceron L,Possani LD,Rodriguez MH

更新日期：1995-06-01 00:00:00

abstract：:A comparative study of cell surface characteristics of pathogenic and nonpathogenic promastigotes of Leishmania braziliensis, NR and LBY strains, respectively, was carried out by means of concanavalin A agglutination and labeling with concanavalin A-fluorescein isothiocyanate, concanavalin A-ferritin, and cationized f...

journal_title：Experimental parasitology

authors： Ayesta C,Argüello C,Hernández AG

更新日期：1985-04-01 00:00:00

abstract：:The main goal of the present study was to characterise the course of infection and immunological responses developed by Leishmania infantum infected BALB/c mice. Parasite load was determined by Real-time TaqMan PCR while cytokine and Immunoglobulin G (IgG) production were assessed by ELISA. Leishmania DNA was detected...

journal_title：Experimental parasitology

authors： Rolão N,Cortes S,Gomes-Pereira S,Campino L

更新日期：2007-03-01 00:00:00

abstract：:EhRabB is an Entamoeba histolytica protein involved in phagocytosis. However, proteins that regulate the EhRabB activity are unknown. Here, we report the identification of a putative G protein-coupled receptor of E. histolytica (EhGPCR-1) that binds to EhRabB. By two-hybrid screening, we found a 372-bp cDNA fragment t...

journal_title：Experimental parasitology

authors： Picazarri K,Luna-Arias JP,Carrillo E,Orozco E,Rodriguez MA

更新日期：2005-07-01 00:00:00

abstract：:A Schistosoma mansoni G-protein coupled receptor (SmGPCR) was previously cloned and shown to be activated by the biogenic amine, histamine. Here we report a first investigation of the receptor's subunit organization, tissue distribution and expression levels in different stages of the parasite. A polyclonal antibody w...

journal_title：Experimental parasitology

authors： El-Shehabi F,Vermeire JJ,Yoshino TP,Ribeiro P

更新日期：2009-05-01 00:00:00

abstract：:Entamoeba histolytica infection is associated with considerable morbidity and mortality in the form of intestinal and extraintestinal amoebiasis. No vaccine is yet available for amoebiasis. Heparan Sulphate Binding Proteins (HSBPs) from E. histolytica were evaluated for immunogenicity and protective efficacy in a Guin...

journal_title：Experimental parasitology

authors： Kaur U,Khurana S,Saikia UN,Dubey ML

更新日期：2013-11-01 00:00:00

abstract：:Leishmaniasis and Chagas' are parasitic protozoan diseases that affect the poorest population in the world, causing a high mortality and morbidity. As a result of highly toxic and long-term treatments, novel, safe and more efficacious drugs are essential. In this work, the CH(2)Cl(2) phase from MeOH extract from the l...

journal_title：Experimental parasitology

authors： Grecco Sdos S,Reimão JQ,Tempone AG,Sartorelli P,Cunha RL,Romoff P,Ferreira MJ,Fávero OA,Lago JH

更新日期：2012-02-01 00:00:00

abstract：:Murine infection with Taenia crassiceps cysticerci is used as an experimental model for human and animal cysticercosis. In this infection parasites can be found associated with an inflammatory infiltrate enriched with macrophages. Experimental evidence exists supporting a role for either NO-producing classically activ...

journal_title：Experimental parasitology

authors： Moura VB,Silva MM,Batista LF,Gomes CM,Leenen PJ,Lino RS Jr,Oliveira MA

更新日期：2013-11-01 00:00:00

abstract：:Non-invasive small animal in vivo imaging is an essential tool in a broad variety of biomedical sciences and enables continuous monitoring of disease progression in order to develop and improve diagnostic, therapeutic and preventive measures. Imaging parasites non-invasively in live animals allows efficient parasite d...

journal_title：Experimental parasitology

authors： Novobilský A,Höglund J

更新日期：2020-07-01 00:00:00

abstract：:The in vitro growth of Plasmodium falciparum was reduced by 35 and 43% through high concentrations (5 mmole/liter) of magnesium in RPMI medium and magnesium-free medium, respectively, after 48 hr, whereas no significant inhibition could be observed under these conditions after 24 hr cultivation in the respective mediu...

journal_title：Experimental parasitology

authors： Hess FI,Kilian A,Söllner W,Nothdurft HD,Pröll S,Löscher T

更新日期：1995-03-01 00:00:00

abstract：:It is generally accepted that a majority of individuals infected by Entamoeba histolytica do not develop symptomatic disease. However, the parasite and the host factors contributing to the development of the disease, remain undetermined. It is also unclear why certain individuals develop extra-intestinal amebiasis wit...

journal_title：Experimental parasitology

authors： Simonishvili S,Tsanava S,Sanadze K,Chlikadze R,Miskalishvili A,Lomkatsi N,Imnadze P,Petri WA Jr,Trapaidze N

更新日期：2005-07-01 00:00:00

abstract：:Free Living Amoebae (FLA) are considered ubiquitous. FLAs may infect various biological organisms which act as reservoir hosts. Infected freshwater fishes can pose a public health concern due to possible human consumption. This study aims to identify possible pathogenic FLAs present in freshwater fishes. Seventy five ...

journal_title：Experimental parasitology

authors： Milanez GD,Masangkay FR,Thomas RC,Ordona MOGO,Bernales GQ,Corpuz VCM,Fortes HSV,Garcia CMS,Nicolas LC,Nissapatorn V

更新日期：2017-12-01 00:00:00

abstract：:Fasciolosis caused by Fasciola hepatica and Fasciola gigantica (Platyhelminthes: Trematoda: Digenea) is considered the most important helminth infection of ruminants in tropical countries, causing considerable socioeconomic problems. From Africa, F. gigantica has been previously characterized from Burkina Faso, Senega...

journal_title：Experimental parasitology

authors： Amor N,Farjallah S,Salem M,Lamine DM,Merella P,Said K,Ben Slimane B

更新日期：2011-10-01 00:00:00

abstract：:The expression and biological role of actin during the Trypanosoma cruzi life cycle remains largely unknown. Polyclonal antibodies against a recombinant T. cruzi actin protein were used to confirm its expression in epimastigotes, trypomastigotes, and amastigotes. Although the overall levels of expression were similar,...

journal_title：Experimental parasitology

authors： Cevallos AM,Segura-Kato YX,Merchant-Larios H,Manning-Cela R,Alberto Hernández-Osorio L,Márquez-Dueñas C,Ambrosio JR,Reynoso-Ducoing O,Hernández R

更新日期：2011-01-01 00:00:00

abstract：:In murine Schistosoma mansoni infections, fewer adult worms develop in male than in female mice infected with the same number of cercariae. To evaluate a potential role for testosterone in this phenomenon, testosterone levels were manipulated in groups of CBA/J mice that were then infected and monitored for survival r...

journal_title：Experimental parasitology

authors： Nakazawa M,Fantappie MR,Freeman GL Jr,Eloi-Santos S,Olsen NJ,Kovacs WJ,Secor WE,Colley DG

更新日期：1997-03-01 00:00:00

abstract：:Two strains of mice which share identical H-2 genes but differ in their genetic backgrounds were compared for their ability to resist infection with Trichinella spiralis. The two strains of mice, C3HeB/FeJ and AKR/J, share the H-2k haplotype which is associated with susceptibility to primary infection with T. spiralis...

journal_title：Experimental parasitology

authors： Wassom DL,Brooks BO,Cypess RH,David CS

更新日期：1983-04-01 00:00:00

abstract：:There is evidence which suggests that malaria sporozoites recognize mosquito salivary glands by specific receptor-ligand interactions. We are interested in identifying the putative salivary gland receptor(s) for sporozoite invasion. We used an in vivo bioassay for sporozoite invasion of salivary glands. In this assay,...

journal_title：Experimental parasitology

authors： Barreau C,Touray M,Pimenta PF,Miller LH,Vernick KD

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:American cutaneous leishmaniasis (ACL) is caused by different Leishmania parasites, which stimulate and direct the immune response against the infection. OBJECTIVE:To evaluate the TaqMan probe technology applicability to diagnose and identifying of Leishmania spp. related to the ACL etiology. METHODOLOGY:T...

journal_title：Experimental parasitology

authors： Morais RCS,Melo MGN,Goes TC,Pessoa E Silva R,Morais RF,Guerra JAO,Brito MEF,Brandão-Filho SP,Paiva Cavalcanti M

更新日期：2020-12-01 00:00:00

abstract：:A total of 597 faecal samples were collected from western grey kangaroos (Macropus fuliginosus), Euros (M. robustus), red kangaroos (M. rufus) in Western Australia and Eastern Grey Kangaroos (M. giganteus) from Victoria and screened for the presence of Eimeria by PCR at the 18S ribosomal RNA (rRNA) locus. The overall ...

journal_title：Experimental parasitology

authors： Yang R,Fenwick S,Potter A,Elliot A,Power M,Beveridge I,Ryan U

更新日期：2012-10-01 00:00:00

abstract：:Galactokinase catalyses the ATP-dependent phosphorylation of galactose. A galactokinase-like sequence was identified in a Fasciola hepatica EST library. Recombinant expression of the corresponding protein in Escherichia coli resulted in a protein of approximately 50 kDa. The protein is monomeric, like galactokinases f...

journal_title：Experimental parasitology

authors： Zinsser VL,Cox C,McAuley M,Hoey EM,Trudgett A,Timson DJ

更新日期：2018-09-01 00:00:00

abstract：:Plasmodium vivax is the predominant species of the human malaria parasite present in the Indian subcontinent. There have been recent reports on Chloroquine (CQ) resistance and severe manifestations shown by P. vivax from different regions of the world including India. This study focuses on Bikaner, India where during ...

journal_title：Experimental parasitology

authors： Garg S,Saxena V,Lumb V,Pakalapati D,Boopathi PA,Subudhi AK,Chowdhury S,Kochar SK,Kochar DK,Sharma YD,Das A

更新日期：2012-12-01 00:00:00