Schistosomamansoni Infection in Preschool-Aged Children: Development of Immunoglobulin E and Immunoglobulin G4 Responses to Parasite Allergen-Like Proteins
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Schistosomamansoni Infection in Preschool-Aged Children : Development of Immunoglobulin E and Immunoglobulin G4 Responses to Parasite Allergen-Like Proteins. / Pinot de Moira, Angela; Sousa-Figueiredo, Jose C; Jones, Frances M; Fitzsimmons, Colin M; Betson, Martha; Kabatereine, Narcis B; Stothard, J Russell; Dunne, David W.
I: The Journal of Infectious Diseases, Bind 207, Nr. 2, 2013, s. 362-366.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Schistosomamansoni Infection in Preschool-Aged Children
T2 - Development of Immunoglobulin E and Immunoglobulin G4 Responses to Parasite Allergen-Like Proteins
AU - Pinot de Moira, Angela
AU - Sousa-Figueiredo, Jose C
AU - Jones, Frances M
AU - Fitzsimmons, Colin M
AU - Betson, Martha
AU - Kabatereine, Narcis B
AU - Stothard, J Russell
AU - Dunne, David W
PY - 2013
Y1 - 2013
N2 - Specific immunoglobulin E (IgE) responses are upregulated during chronic schistosome infection and during allergy. These responses are tightly regulated during schistosomiasis. We have previously shown that IgE regulation depends on the extent and length of exposure to individual parasite allergen-like proteins. Here we compare the development of IgE and immunoglobulin G4 (IgG(4)) responses to the differentially expressed allergen-like proteins SmTAL1 and SmTAL2 among preschool-aged children from 2 villages with different levels of Schistosoma mansoni transmission. We found a lack of SmTAL1 responsiveness among all children, but evidence for IgG(4)-dependent IgE-SmTAL2 desensitization in both villages, occurring earlier among children from the village where the level of transmission was greater. Findings provide insights into the development and regulation of allergic-type immune responses.
AB - Specific immunoglobulin E (IgE) responses are upregulated during chronic schistosome infection and during allergy. These responses are tightly regulated during schistosomiasis. We have previously shown that IgE regulation depends on the extent and length of exposure to individual parasite allergen-like proteins. Here we compare the development of IgE and immunoglobulin G4 (IgG(4)) responses to the differentially expressed allergen-like proteins SmTAL1 and SmTAL2 among preschool-aged children from 2 villages with different levels of Schistosoma mansoni transmission. We found a lack of SmTAL1 responsiveness among all children, but evidence for IgG(4)-dependent IgE-SmTAL2 desensitization in both villages, occurring earlier among children from the village where the level of transmission was greater. Findings provide insights into the development and regulation of allergic-type immune responses.
KW - Adult
KW - Allergens/immunology
KW - Animals
KW - Child, Preschool
KW - Female
KW - Helminth Proteins/immunology
KW - Humans
KW - Immunoglobulin E/blood
KW - Immunoglobulin G/blood
KW - Infant
KW - Schistosoma mansoni/immunology
KW - Schistosomiasis mansoni/immunology
KW - Uganda
U2 - 10.1093/infdis/jis676
DO - 10.1093/infdis/jis676
M3 - Journal article
C2 - 23125445
VL - 207
SP - 362
EP - 366
JO - Journal of Infectious Diseases
JF - Journal of Infectious Diseases
SN - 0022-1899
IS - 2
ER -
ID: 314968471