The antibody response to well-defined malaria antigens after acute malaria in individuals living under continuous malaria transmission

E Petersen, B Høgh, Morten Hanefeld Dziegiel, M Borre, A Björkman, N T Marbiah, E Dolopaye, A P Hanson, S Jepsen

    6 Citations (Scopus)

    Abstract

    The IgG and IgM antibody responses to the C-terminal 783 amino acids of the P. falciparum glutamate-rich protein, GLURP489-1271, expressed as an E. coli fusion protein, the IgG response to a 18-mer synthetic peptide EDKNEKGQHEIVEVEEIL (GLURP899-916) representing the C-terminal repeats of GLURP, and a synthetic peptide (EENV)6 representing the C-terminal repeats from Pf155/RESA, were investigated longitudinally in 13 children and 7 adults living under conditions of continuous, intense malaria transmission. Some subjects did not recognize the antigens after malaria infection, and in subjects recognizing the antigens, the responses were often short-lived. In adults, the antibody responses to the GLURP489-1271 fusion protein and the (EENV)6 peptide peaked after 2 weeks, and not all individuals responded to all antigens. The antibody response, even against large fragments of conserved antigens, is not uniformly elicited by natural malaria infection in previously primed donors.
    Original languageEnglish
    JournalActa Tropica
    Volume51
    Issue number2
    Pages (from-to)135-42
    Number of pages8
    ISSN0001-706X
    Publication statusPublished - Jun 1992

    Keywords

    • Adolescent
    • Adult
    • Amino Acid Sequence
    • Animals
    • Antibodies, Protozoan
    • Female
    • Humans
    • Immunoglobulin G
    • Immunoglobulin M
    • Malaria, Falciparum
    • Male
    • Molecular Sequence Data
    • Plasmodium falciparum
    • Protozoan Proteins

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