Neutropenia augments experimentally induced Schistosoma japonicum egg granuloma formation in CBA mice, but not in C57BL/6 mice.

abstract：BACKGROUND:Fasciola hepatica causes economically important disease in livestock worldwide. The relevance of this parasitic infection extends beyond its direct consequences due to its immunoregulatory properties. OBJECTIVES:Given the importance of the T helper 1 (Th1) immune response in controlling infections with Myco...

journal_title：Parasite immunology

authors： Naranjo-Lucena A,García-Campos A,Garza-Cuartero L,Britton L,Blanco A,Zintl A,Mulcahy G

更新日期：2020-11-01 00:00:00

abstract：:Leishmania major causes mild-to-severe cutaneous lesions resulting in significant disfigurations, if untreated. The drugs are toxic, and drug-resistance parasites are emerging. Therefore, a prophylactic vaccination is an urgent need. As no vaccine is available, we compared the genes expressed by virulent and avirulent...

journal_title：Parasite immunology

authors： Zutshi S,Kumar S,Sarode A,Roy S,Sarkar A,Saha B

更新日期：2020-02-01 00:00:00

abstract：:Hookworms are one of the most prevalent parasites of humans in developing countries, but we know relatively little about the immune response generated to hookworm infection. This can be attributed to a lack of permissive animal models and a relatively small research community compared with those of the more high-profi...

journal_title：Parasite immunology

authors： McSorley HJ,Loukas A

更新日期：2010-08-01 00:00:00

abstract：:The anti-leishmanial effect of the 'carbohydrate-fraction', isolated from an edible mushroom Astraeus hygrometricus, was evaluated against Leishmania donovani infection both in vitro and in vivo. Ahf-Car induced the expression of inducible nitric oxide synthase 2 (iNOS2) and pro-inflammatory cytokines like TNF-α and I...

journal_title：Parasite immunology

authors： Hussain A,Ghosh S,Roy K,Nath S,Sarkar B,Dutta A,Maji P,Basu S,Paul S,Dey S,Chakraborty K,Raychaudhury B,Acharya K,Ganguly J,Pal C

更新日期：2020-10-31 00:00:00

abstract：:The role of MHC class II in the presentation of Heligmosomoides polygyrus antigens has been investigated, using a number of T cell hybridomas produced in A and E positive and negative mice. By using fixed and irradiated antigen presenting cells (APC), further evidence has emerged, to support earlier data, that there c...

journal_title：Parasite immunology

authors： Mason SD,Gustad TR,David CS,Robinson M

更新日期：1996-09-01 00:00:00

abstract：:An attenuated line of Leishmania mexicana (the L. mexicana H-line) has been established by culturing in vitro under gentamicin pressure. BALB/c mice infected with the L. mexicana H-line developed a CD4(+)Th1-like response, indicated by the cytokine profile of their splenocytes stimulated by L. mexicana wild-type (WT) ...

journal_title：Parasite immunology

authors： Daneshvar H,Hagan P,Phillips RS

更新日期：2003-11-01 00:00:00

abstract：:Data from experimental and human cryptosporidiosis have established a major role of specific immunity in the control of Cryptosporidium parvum infection. In this work, alterations in spleen and Peyer's patch (Pp) lymphocytes were investigated in the course of a spontaneously resolutive gut cryptosporidiosis in four-da...

journal_title：Parasite immunology

authors： Mariotte D,Comby E,Brasseur P,Ballet JJ

更新日期：2004-01-01 00:00:00

abstract：:Malaria remains one of the most serious health problems globally, but our understanding of the biology of the parasite and the pathogenesis of severe disease is still limited. Multiple cellular effector mechanisms that mediate parasite elimination from the liver have been described, but how effector cells use classica...

journal_title：Parasite immunology

authors： Frevert U,Nacer A

更新日期：2013-09-01 00:00:00

abstract：:Phosphorylcholine-bearing component levels in extracts of various parasites were determined by a capillary precipitin test using anti-phosphorylcholine Ig A myeloma protein. TEPC-15. Phosphorylcholine was demonstrated as a structural component not only in nematodes but also in trematodes and cestodes. The phosphorylch...

journal_title：Parasite immunology

authors： Sugane K,Oshima T

更新日期：1983-07-01 00:00:00

abstract：:Malaria parasites have a complex, multistage life cycle and there is a widely held view that each stage displays a distinct set of antigens presented to the immune system. Yet, molecular analysis of malaria parasites suggests that many putative antigenic targets are shared amongst the different stages. The specificiti...

journal_title：Parasite immunology

authors： Müller K,Gibbins MP,Matuschewski K,Hafalla JCR

更新日期：2017-07-01 00:00:00

abstract：:T-cell-deprived CBA mice were given thymus graft implants during the course of an infection with Trypanosoma musculi and at a time when the parasitaemia was high. As a consequence of the grafts, most of the mice survived the infection whereas control ungrafted mice died. In grafted animals there was generally a period...

journal_title：Parasite immunology

authors： Targett GA,Leuchars E,Davies AJ,Viens P

更新日期：1981-01-01 00:00:00

abstract：:African trypanosomes cause human and animal African trypanosomiases, which are chronic, debilitating and often fatal diseases of people and livestock in sub-Saharan Africa. The extracellular protozoan parasites are exemplars of antigenic variation. They direct host-protective B-cell and T-cell immune responses towards...

journal_title：Parasite immunology

authors： Black SJ,Mansfield JM

更新日期：2016-12-01 00:00:00

abstract：:We have tested the hypothesis that activation of T cells by exposure to malaria antigens facilitates both de novo HIV infection and viral reactivation and replication. PBMC from malaria-naive HIV-uninfected European donors could be productively infected with HIV following in vitro stimulation with a lysate of Plasmodi...

journal_title：Parasite immunology

authors： Froebel K,Howard W,Schafer JR,Howie F,Whitworth J,Kaleebu P,Brown AL,Riley E

更新日期：2004-05-01 00:00:00

abstract：:Leishmania donovani, the causative parasite of Visceral Leishmaniasis (VL), deviously manipulates host monocytes/macrophages to ensure its survival. Although monocytes/macrophages from patients with VL have demonstrated an impaired oxidative burst and antigen presentation, an unanswered yet pertinent question remains ...

journal_title：Parasite immunology

authors： Roy S,Mukhopadhyay D,Mukherjee S,Moulik S,Chatterji S,Brahme N,Pramanik N,Goswami RP,Saha B,Chatterjee M

更新日期：2018-07-01 00:00:00

abstract：:We have studied the properties of 16 newly derived monoclonal antibodies (MoAbs) against Pfs230, a gamete surface protein of Plasmodium falciparum and a target of transmission-blocking antibodies. All 16 MoAbs recognized Pfs230 by immunoprecipitation from non-ionic detergent extracts of the protein radio-labelled with...

journal_title：Parasite immunology

authors： Read D,Lensen AH,Begarnie S,Haley S,Raza A,Carter R

更新日期：1994-10-01 00:00:00

abstract：:In this study we have investigated the ability of the stage-specific monoclonal antibody (MoAb) 1G7 to neutralize the infectivity of Trypanosoma cruzi metacyclic trypomastigotes (Tulahuen strain). Mice inoculated with metacyclics pre-incubated with 1G7 or the corresponding Fab fragments were found to develop greatly r...

journal_title：Parasite immunology

authors： Araguth MF,Rodrigues MM,Yoshida N

更新日期：1988-11-01 00:00:00

abstract：:The impact of intestinal helminth infection, i.e. Ascaris lumbricoides and Trichuris trichiura, on cellular responsiveness and cytokine production was investigated in young adults. Ascaris-specific cellular responsiveness was higher in parasite-free endemic controls than in patients infected with T. trichiura, or A. l...

journal_title：Parasite immunology

authors： Geiger SM,Massara CL,Bethony J,Soboslay PT,Carvalho OS,Corrêa-Oliveira R

更新日期：2002-11-01 00:00:00

abstract：:The C57BL/6 mouse strain is resistant to Leishmania (L.) major infection and, unlike susceptible BALB/c, develops small self-healing cutaneous lesions. The specific antibody responses of C57BL/6 and BALB/c mice were previously characterized by the predominance of IgG2a ('resistant' isotype associated with Th1) and IgG...

journal_title：Parasite immunology

authors： Sassi A,Kaak O,Ben Ammar Elgaied A

更新日期：2015-10-01 00:00:00

abstract：:The role of CD4+ and CD8+ T cells in protective immunity to Trichuris muris was studied in CD4+ or CD8+ or both CD4+ and CD8+ T cell-depleted BALB/c mice. To assess in vivo depletion of T-cell subsets, CD4+ and CD8+ T cells in the Peyer's patches, the mesenteric lymph nodes (MLN), and the spleens of mice treated with ...

journal_title：Parasite immunology

authors： Koyama K,Tamauchi H,Ito Y

更新日期：1995-03-01 00:00:00

abstract：:Entamoeba histolytica is known to induce host cell death via activation of calpain and caspases. In this study, we investigated the specific proteases involved in the degradation of cytoskeletal proteins during Jurkat T-cell death induced by E. histolytica. Amoebic trophozoites induced marked degradation of paxillin, ...

journal_title：Parasite immunology

authors： Lee YA,Kim KA,Shin MH

更新日期：2011-06-01 00:00:00

abstract：:Soluble extracts from salivarian trypanosomes (Trypanosoma brucei brucei, T. evansi and T. congolense) were shown to be capable of inducing murine tumour necrosis factor (mTNF) secretion, both in vivo and in vitro, whereas the soluble extract of an intracellular trypanosome (T. cruzi) failed to do so. Furthermore, the...

journal_title：Parasite immunology

authors： Magez S,Lucas R,Darji A,Songa EB,Hamers R,De Baetselier P

更新日期：1993-11-01 00:00:00

abstract：:E6020 is a synthetic agonist of Toll-like receptor-4 (TLR4). The purpose of this study was to evaluate the effect of different doses of E6020-SE on Trypanosoma cruzi-specific immune responses and its ability to confer protection against acute lethal infection in mice. Forty female BALB/c were infected with 500 trypoma...

journal_title：Parasite immunology

authors： Villanueva-Lizama LE,Cruz-Chan JV,Versteeg L,Teh-Poot CF,Hoffman K,Kendricks A,Keegan B,Pollet J,Gusovsky F,Hotez PJ,Bottazzi ME,Jones KM

更新日期：2020-10-01 00:00:00

abstract：:The caecal-dwelling nematode Trichuris muris provides a natural model of human whipworm infection. Resistance to T. muris is dependent on a host Th2 response, and CD4+Th2 cells migrate to the gut-associated lymphoid tissue (GALT) to elicit parasite expulsion. Thus, CD4+T cells infiltrate the caecal lamina propria duri...

journal_title：Parasite immunology

authors： Bell LV,Else KJ

更新日期：2008-03-01 00:00:00

abstract：:Eleven strains of Trypanosoma cruzi, originating from a variety of vertebrate and invertebrate hosts in distinct geographical regions, were examined for the reactivity of metacyclic stages with the monoclonal antibody 1G7. Trypomastigotes of five strains were susceptible to complement-dependent 1G7-mediated lysis. Hig...

journal_title：Parasite immunology

authors： Mortara RA,Araguth MF,Yoshida N

更新日期：1988-07-01 00:00:00

abstract：:Carboxy-terminus of merozoite surface protein-1 (MSP-1(19) ) is the major protein on the surface of the plasmodial merozoite that acts as one of the most important blood-stage vaccine candidates. The present investigation was designed to evaluate the immune responses when either two recombinant antigens (rPvMSP-1(19) ...

journal_title：Parasite immunology

authors： Mehrizi AA,Zakeri S,Rafati S,Salmanian AH,Djadid ND

更新日期：2011-11-01 00:00:00

abstract：:Immunoprecipitations of in vitro translation products of mRNA from adult Schistosoma mansoni worms with sera from chronically infected mice of 12 inbred strains reveal a strain-dependent heterogeneity in the antibody responses to schistosome antigens. Of the strains tested the response to the 86K antigen was restricte...

journal_title：Parasite immunology

authors： Kee KC,Taylor DW,Cordingley JS,Butterworth AE,Munro AJ

更新日期：1986-11-01 00:00:00

abstract：:Schistosomiasis japonicum is one of the most serious zoonotic diseases in the world. There is increasing evidence to show that host miRNAs are modulated following Schistosoma japonicum infection, and some of these miRNAs may play important regulatory roles in response to schistosome infection. Several host miRNAs have...

journal_title：Parasite immunology

authors： Hong Y,Fu Z,Cao X,Lin J

更新日期：2017-02-01 00:00:00

abstract：:A 17 kD protein of Necator americanus was isolated by SDS-PAGE and used to raise monospecific antisera in rabbits. ELISA and Western blotting against a range of parasite extracts demonstrated the species specificity of this protein. It is expressed at all stages of the life-cycle, appears to be accumulated through the...

journal_title：Parasite immunology

authors： Pritchard DI,McKean PG,Rogan MT,Schad GA

更新日期：1990-05-01 00:00:00

abstract：:The mechanisms by which antibodies interfere with Plasmodium growth are still under debate. Characterizing the asexual erythrocyte stages susceptible to antibodies from hyperimmune individuals is therefore a relevant contribution to vaccine research. In this study, using a virulent and synchronous murine malaria paras...

journal_title：Parasite immunology

authors： Cavinato RA,Bastos KR,Sardinha LR,Elias RM,Alvarez JM,d'Império Lima MR

更新日期：2001-11-01 00:00:00

abstract：:In order to gain insights into the immune response in onchocerciasis during early infection, laboratory-reared calves were infected with 1000 Onchocerca lienalis infective larvae and examined serologically over a period of 508 days. Levels of serum antibodies measured by ELISA against adult worm extract revealed a mul...

journal_title：Parasite immunology

authors： Kuo YM,Bianco AE

更新日期：1995-08-01 00:00:00