Parasite antigens
Distinct patterns of blood stage parasite antigens detected by plasma IgG subclasses from individuals with different level of exposure to Plasmodium falciparum infections
... certain parasite anti- gens [32], this does not appear to explain the profile of the primary attack IgG subclass specific reactivity observed in the Western blot ...weight parasite antigens with ...
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Cellular cytokine and chemokine responses to parasite antigens and fungus and mite allergens in children co-infected with helminthes and protozoa parasites
... by parasite antigens and allergen extracts. Antigens of the intestinal protozoan Entamoeba histolytica (EhAg), cestode Echinococcus multilocularis (EmAg), mite-derived Dermatophagoides ...
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Molecular cloning and characterization of recombinant parasite antigens for immunodiagnosis of onchocerciasis
... OC 3.6 produced a stable fusion protein that was recognized by antibodies in 54 of 55 sera from onchocerciasis patients tested.. We have also found that this protein was recognized by se[r] ...
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Field comparison of circulating antibody assays versus circulating antigen assays for the detection of schistosomiasis japonica in endemic areas of China
... that parasite antigens may indicate the existence of an active infection, and its detection can greatly reduce the false- positive rate of antibody detection tests, immunodiagnostic antigen assays (SEA, CCA ...
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Anti sporozoite antibodies as alternative markers for malaria transmission intensity estimation
... Plasma levels of antibodies to the three parasite antigens were determined by an indirect ELISA protocol. Briefly, 96-well ELISA plates (Maxisorp, NUNC, Denmark) were coated with 100 μl/well of 1 μg/ml of ...
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Serological measures to assess the efficacy of malaria control programme on Ambae Island, Vanuatu
... the parasite prevalence and IgG antibody responses to antigens from the two major Plasmodium species as well as Anopheles vector on Ambae Island in 2003 and 2007, marking the peak of the resurgence and its ...
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Why do adaptive immune responses cross react?
... one parasite from the next, in a sea of ...to parasite antigens, with a failure to obtain that information (a failure to recognize and bind to a parasite antigen) posing a serious risk to the ...
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Biochemical and immunological mechanisms by which sickle cell trait protects against malaria
... at parasite surface antigens believed to play a role in protective responses, including Pf155/ring infected erythrocyte surface antigen (RESA), merozoite surface protein 1 (MSP1), merozoite surface protein ...
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Detection and characterization of antigens in urine of patients with acute, congenital, and chronic Chagas' disease
... urinary antigens were used in an enzyme- linked immunosorbent assay (ELISA) capture test for parasite antigens present in urine specimens of Argen- tinean and Brazilian patients with Chagas’ ...
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Immunologic cross-reactivity between structural proteins of human T-cell lymphotropic virus type I and the blood stage of Plasmodium falciparum.
... To determine the serologic cross-reactivity between human T-cell lymphotropic virus type I (HTLV-I) and parasite antigens, we measured antibody responses against HTLV-I, Plasmodium falci[r] ...
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EPIDEMIOLOGICAL SCREENING OF LYMPHATIC FILARIASIS AMONG IMMIGRANTS USING DIPSTICK COLLOIDAL DYE IMMUNOASSAY
... or immunoradiometric assays (IRMA), have the added disadvantage of requiring radioactive reagents. In contrast, the DIA requires only commercially available materials and reagents with long shelf-lives and the test can ...
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Larval paralysis factor of sheep : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Animal Science at Massey University, Palmerston North, New Zealand
... stage-specific antigens (surface, somatic, excretory-secretory antigens and eggs) that are immunologically recognised (Charley-Poulain et ...L3-L4 antigens was much higher than the response to adult ...
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A comparative study of Toxoplasma gondii seroprevalence in three healthy Chinese populations detected using native and recombinant antigens
... crude parasite antigens of RH (RH -Ag, type I) and ME49 (ME49-Ag, Type II), and 12 recombinant antigens (Rec-Ag) of ...crude antigens was ...crude antigens of the RH strain ...
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A Plasmodium vivax Plasmid DNA- and Adenovirus-Vectored Malaria Vaccine Encoding Blood-Stage Antigens AMA1 and MSP142 in a Prime/Boost Heterologous Immunization Regimen Partially Protects Aotus Monkeys against Blood-Stage Challenge
... the parasite density in blood, was observed in human patients treated for neurosyphilis with ...blood-stage antigens tested indicated to us that these animals were suited for use in vaccine ...
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Antigenuria in infants with acute and congenital Chagas' disease
... Detection and partial characterization of Trypanosoma cruzi soluble antigens SAg in urine, as well as demonstration of parasite circulating antigens CAg in serum from pediatric patients [r] ...
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Parasite antigen specific human T cell lines and clones Major histocompatibility complex restriction and B cell helper function
... Such parasite antigen specific human helper T cell lines and clones should prove useful in exploring the fine control of the host response to naturally acquired helminth ...
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Transgenic Rodent Plasmodium berghei Parasites as Tools for Assessment of Functional Immunogenicity and Optimization of Human Malaria Vaccines
... specific antigens of Plasmodium falciparum, the agent of the deadliest form of human malaria, are limited mainly to in vitro assays because ...malaria antigens have been developed to facilitate the ...
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Antibodies against multiple merozoite surface antigens of the human malaria parasite Plasmodium falciparum inhibit parasite maturation and red blood cell invasion
... of parasite surface proteins by PfSUB2 only affect shedding of their cognate target antigen, or whether they can act in a non-antigen selective manner, thereby suggesting some direct cooperation between these ...
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Potential role for interleukin 10 in the immunosuppression associated with kala azar
... immunosuppressive factors, a series of T cell lines and clones were established from patients with acute kala azar, from patients after chemotherapy for kala azar, and from skin test-positive adults from the same endemic ...
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Malarial parasite diversity in chimpanzees: the value of comparative approaches to ascertain the evolution of Plasmodium falciparum antigens
... the parasite transmissibility in a second segment of the population that otherwise will be immune, such as primigravid ...whether parasite transmissibility increases for that malaria high risk ...
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