The isolation of a 22 kDa band after SDS-PAGE of Schistosoma mansoni adult worms and its use to demonstrate that IgE responses against the antigen(s) it contains are associated with human resistance to reinfection.

abstract：:Naturally acquired humoral immune responses to Pfs16, an integral membrane protein expressed in Plasmodium falciparum gametocytes and sporozoites, were investigated in The Gambia. A high prevalence of antibodies to this molecule was detected by peptide ELISA. Ninety-three per cent of the people taking part in a survey...

journal_title：Parasite immunology

authors： Baker DA,Drakeley CJ,Ong CS,Lulat AG,Greenwood BM,Targett GA

更新日期：1996-10-01 00:00:00

abstract：:Plasmodium falciparum-specific antibodies tend to be short-lived, but their cognate memory B cells (MBCs) circulate in the peripheral blood of exposed subjects for several months or years after the last infection. However, the time course of antigen-specific antibodies and B-cell responses to the relatively neglected ...

journal_title：Parasite immunology

authors： Soares RR,Cunha CF,Ferraz-Nogueira R,Marins-Dos-Santos A,Rodrigues-da-Silva RN,da Silva Soares I,da Costa Lima-Junior J,Bertho AL,Ferreira MU,Scopel KKG

更新日期：2019-09-01 00:00:00

abstract：:Toxoplasma gondii-specific murine CD4+ T cell clone 3Tx9 belongs to the Th1 subtype by virtue of secreting high levels of interleukin(IL)-2, interferon-gamma and tumor necrosis factor without producing IL4 and IL10. To characterize the clonal antigen, Toxoplasma lysate-was separated by SDS-PAGE and probed in T cell bl...

journal_title：Parasite immunology

authors： Reichmann G,Dlugonska H,Fischer HG

更新日期：1997-05-01 00:00:00

abstract：:In a double-blind study 393 seronegative dogs, residing in a holoendemic area for Leishmania donovani infantum infection, were randomly assigned to an immunization with a partly purified L.d. infantum-derived preparation, or received adjuvant only. During the first year of the study period the rate of infection was si...

journal_title：Parasite immunology

authors： Dunan S,Frommel D,Monjour L,Ogunkolade BW,Cruz A,Quilici M

更新日期：1989-07-01 00:00:00

abstract：:Impairment of T cell proliferation in mice infected with the pleomorphic Trypanosoma brucei AnTat 1.1 E clone was found not to be related to a depletion of T cells or to an absence of functional accessory cells, but rather to an active suppression of interleukin 2 (IL-2) production. Lymph node cells derived from infec...

journal_title：Parasite immunology

authors： Sileghem M,Hamers R,De Baetselier P

更新日期：1986-11-01 00:00:00

abstract：:The protein-energy malnutrition (PEM) and visceral leishmaniasis (VL) are important problems of public health, which affect millions of people worldwide. Currently, it has been accepted that the immunity or susceptibility to infect-parasitic diseases are directly related to the nutritional status of the host. However,...

journal_title：Parasite immunology

authors： Malafaia G

更新日期：2009-10-01 00:00:00

abstract：:Theileria parva is a tick-borne intracellular protozoan of cattle, with obligate sequential differentiation stages in lymphocytes and erythrocytes. Immunity is mediated by cytotoxic T lymphocytes (CTL) that target and clear parasitized lymphocytes but allow persistence of infected erythrocytes, which are required for ...

journal_title：Parasite immunology

authors： McKeever DJ

更新日期：2006-07-01 00:00:00

abstract：:Onchocerciasis is caused by the filarial nematode Onchocerca volvulus and is a major public health problem in West and Central Africa. With only partial and long-term treatment currently available, there is a need to develop a suitable vaccine. We analysed the antibody response to infective L3 larvae because this stag...

journal_title：Parasite immunology

authors： Faulkner H,Gardon J,Kamgno J,Enyong P,Boussinesq M,Bradley JE

更新日期：2001-09-01 00:00:00

abstract：:To determine the role of T cells and mast cells in intestinal pathology and immune expulsion of intestinal nematodes, worm burdens, goblet cell responses and villus structures were analysed in T- and B-cell-deficient severe combined immunodeficiency (SCID) mice, athymic nu/nu mice and mast cell deficient W/W(v) mice a...

journal_title：Parasite immunology

authors： Hashimoto K,Uchikawa R,Tegoshi T,Takeda K,Yamada M,Arizono N

更新日期：2009-08-01 00:00:00

abstract：:As an orally acquired pathogen, the immune response to Toxoplasma gondii unfolds in the small intestinal mucosa. There, an array of regulatory and effector immune cells are elicited to combat the parasite through secretion of inflammatory mediators, normally resulting in host protection and pathogen control. Recent st...

journal_title：Parasite immunology

authors： Cohen SB,Denkers EY

更新日期：2015-03-01 00:00:00

abstract：:Human toxocariasis is a helminth zoonosis resulting from accidental infection of humans by the roundworms Toxocara canis (T. canis) and cati (T. cati). The infection occurs in five forms: systemic (VLM), ocular, neurological, covert and asymptomatic. The aim of this study was to characterize the radiological and immun...

journal_title：Parasite immunology

authors： Mazur-Melewska K,Jończyk K,Modlińska-Cwalińska A,Figlerowicz M,Służewski W

更新日期：2014-12-01 00:00:00

abstract：:Immunity to Schistosoma mansoni in the mouse was induced by vaccination with adult worm surface membrane (mb-S). Of several adjuvants tested, including Freund's, BCG and alum, 50 micrograms of saponin per mouse given subcutaneously with the antigen was the easiest to administer, and gave consistent protection, approac...

journal_title：Parasite immunology

authors： Smithers SR,Hackett F,Ali PO,Simpson AJ

更新日期：1989-07-01 00:00:00

abstract：:Malaria, particularly Plasmodium falciparum, continues to disproportionately affect pregnant women. In addition to the profoundly deleterious impact of maternal malaria on the health of the mother and foetus, malaria infection in pregnancy has been shown to affect the development of the foetal and infant immune system...

journal_title：Parasite immunology

authors： Harrington WE,Kakuru A,Jagannathan P

更新日期：2019-03-01 00:00:00

abstract：:Sheep scab is caused by the noninvasive mite, Psoroptes ovis, which initiates a profound pro-inflammatory skin response leading to lesion development. To investigate these early events between the skin and the parasite, primary ovine epidermal keratinocyte cultures were generated and challenged with mite derived antig...

journal_title：Parasite immunology

authors： Watkins CA,Mackellar A,Frew D,Mackie C,George A,Hopkins J,Burgess ST,McNeilly TN,Huntley JF

更新日期：2009-06-01 00:00:00

abstract：:Neospora caninum is a coccidian parasite of veterinary importance by causing abortion or stillbirth in cattle among other problems in diverse animal species. We assessed an experimental murine model for its suitability to study the immune response to N. caninum infection. Thus, wild-type (wt) C57BL/6 mice and B-cell (...

journal_title：Parasite immunology

authors： Eperon S,Brönnimann K,Hemphill A,Gottstein B

更新日期：1999-05-01 00:00:00

abstract：:Immunization with naked DNA represents an attractive strategy for development of vaccines against a variety of infections including those caused by protozoan parasites. Recently, we have described that immunization with a plasmid containing the trans-sialidase (TS) gene induced protective immunity against Trypanosoma ...

journal_title：Parasite immunology

authors： Pereira-Chioccola VL,Costa F,Ribeirão M,Soares IS,Arena F,Schenkman S,Rodrigues MM

更新日期：1999-02-01 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：:On a B10 (Lshs) genetic background, the development of acquired T cell mediated immunity to Leishmania donovani infection in mice is under H-2 linked genetic control. Following intravenous inoculation of 10(7) amastigotes three phenotypic patterns of recovery have been described: 'early cure' (H-2r,s), 'cure' (H-2b) a...

journal_title：Parasite immunology

authors： Ulczak OM,Blackwell JM

更新日期：1983-09-01 00:00:00

abstract：:Changes in phagocytic and adherent cell numbers were compared during the course of infections of mice with Plasmodium yoelii (Py) and P. berghei (Pb) and in vaccinated mice challenged with homologous parasites. Nucleated cells in the spleen increased in number in Py-infected mice and were maximal at the time of recove...

journal_title：Parasite immunology

authors： Lelchuk R,Taverne J,Agomo PU,Playfair JH

更新日期：1979-04-01 00:00:00

abstract：:Use of the pig as an animal model in schistosomiasis research is increasing, but knowledge of the porcine immune response to schistosome infection is still very limited. We investigated the immunohistology of different maturation stages of the Schistosoma japonicum egg granuloma in pigs. Liver sections from pigs exper...

journal_title：Parasite immunology

authors： Hurst MH,Willingham AL,Lindberg R

更新日期：2002-03-01 00:00:00

abstract：:Parasitic nematodes of the small-ruminant gastrointestinal tract pose a problem worldwide. The impact of these pathogens is worsened by the emergence of anthelmintic resistance to all three available classes of drugs. In addition to causing considerable economic loss, these parasites are detrimental to the health and ...

journal_title：Parasite immunology

authors： McNeilly TN,Devaney E,Matthews JB

更新日期：2009-07-01 00:00:00

abstract：:Immunization of mammals with irradiated malaria sporozoites protects from a subsequent contact with the parasite. Protective immunity is directed against the pre-erythrocytic stages of the parasite, sporozoites and liver stages. Specific antibodies neutralize part of the infectious sporozoites infected by the mosquito...

journal_title：Parasite immunology

authors： Renggli J,Hahne M,Matile H,Betschart B,Tschopp J,Corradin G

更新日期：1997-03-01 00:00:00

abstract：:Migration of human peripheral blood granulocytes in response to microfilariae of O. volvulus was demonstrated using modified Boyden chambers. Granulocyte migration was significantly enhanced when microfilariae were preincubated with heat-inactivated immune serum (delta IS), then added to a fresh serum source (P less t...

journal_title：Parasite immunology

authors： King CH,Spagnuolo PJ,Greene BM

更新日期：1983-03-01 00:00:00

abstract：:In the present study we have investigated and compared in vitro the specific complement (C) activating activity of three metacestode preparations of Echinococcus granulosus. Extracts from hydatid cyst fluid (HCF-ext), protoscoleces (PSC-ext) and hydatid cyst membrane (HCM-ext) activated human C producing C3 conversion...

journal_title：Parasite immunology

authors： Irigoín F,Würzner R,Sim RB,Ferreira AM

更新日期：1996-07-01 00:00:00

abstract：:Culex pipiens and Aedes aegypti mosquitoes were fed on C3H/HeJ mice and systemic cytokine production was quantified from stimulated lymphocytes harvested four to ten days after feeding. Mosquito feeding on C3H/HeJ mice significantly down regulated IFN gamma production seven to ten days post feeding by Cx. pipiens and ...

journal_title：Parasite immunology

authors： Zeidner NS,Higgs S,Happ CM,Beaty BJ,Miller BR

更新日期：1999-01-01 00:00:00

abstract：:The number of individuals catching schistosomiasis has increased with the popularity of 'primitive tourism' in Africa. Highly immunogenic material originating from the intestine of intravascular adult schistosomes gives rise to an antibody response making possible early identification of infected individuals using ser...

journal_title：Parasite immunology

authors： Thors C,Linder E

更新日期：1998-10-01 00:00:00

abstract：:The knowledge on immune mechanisms of chronic urticaria (CU) at the cytokine level is widely scarce. We compared pro- and anti-inflammatory as well as Th1- and Th2-associated serum cytokine levels in two phenotypes of CU: associated with (CU+) and without (CU⁻) sensitization against Anisakis simplex, a ubiquitous fish...

journal_title：Parasite immunology

authors： Daschner A,Rodero M,DE Frutos C,Valls A,Vega F,Blanco C,Cuéllar C

更新日期：2011-06-01 00:00:00

abstract：:The experimental protocol of immunization tested here confirms its protective effect against Haemonchus contortus in goats. This protection translated into a 65.5% mean reduction in adult worm burden after a homologous challenge, and a significant decrease (73.2%) in cumulative faecal egg counts (FECs). These parasito...

journal_title：Parasite immunology

authors： Molina JM,Hernández YI,Martín S,Ferrer O,Rodríguez F,Ruiz A

更新日期：2018-09-01 00:00:00

abstract：:Ascariasis is the most frequent soil transmitted helminthiasis and, as well as other helminth infections, is expected to influence the clinical presentation of allergic diseases such as asthma. Indeed, several clinical and experimental works have shown an important impact either increasing or suppressing symptoms, and...

journal_title：Parasite immunology

authors： Caraballo L,Acevedo N,Zakzuk J

更新日期：2019-06-01 00:00:00

abstract：:We have previously reported the usefulness of a 26-28 kDa coproantigen of Fasciola hepatica for diagnosis of infection. In this study, the 26-28 kDa coproantigen was biochemically characterized with the aid of monoclonal antibodies (MoAb) in an effort to better understand the biology of the antigen. Differential stain...

journal_title：Parasite immunology

authors： Abdel-Rahman S,O'Reilly KL,Malone JB

更新日期：1999-06-01 00:00:00