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The DOI matches its Crossref record; 42 of the 42 references it cites were found in a registry or an index.

Persistent Chronic Inflammation and Infection by Chikungunya Arthritogenic Alphavirus in Spite of a Robust Host Immune Response

Hoarau, Jean-Jacques, Jaffar Bandjee, Marie-Christine, Krejbich Trotot, Pascale, Das, Trina, Li-Pat-Yuen, Ghislaine, Dassa, Bérengère, Denizot, Mélanie, Guichard, Elsa, Ribera, Anne, Henni, Tawfiq, Tallet, Frank, Moiton, Marie Pierre, Gauzère, Bernard Alex, Bruniquet, Sandrine, Jaffar Bandjee, Zaïnoul, Morbidelli, Philippe, Martigny, Gérard, Jolivet, Michel, Gay, Frederick, Grandadam, Marc, Tolou, Hugues, Vieillard, Vincent, Debré, Patrice, Autran, Brigitte, Gasque, Philippe·2010·The Journal of Immunology

Abstract

Alphaviruses, including Chikungunya virus (CHIKV), produce a transient illness in humans, but severe forms leading to chronic incapacitating arthralgia/arthritis have been reported by mechanisms largely ill-characterized. The pathogenesis of CHIKV was addressed in a prospective cohort study of 49 hospitalized patients from Reunion Island subsequently categorized into two distinct groups at 12 mo postinfection. Comprehensive analyses of the clinical and immunological parameters throughout the disease course were analyzed in either the “recovered” or the “chronic” groups to identify prognostic markers of arthritis-like pathology after CHIKV disease. We found that the chronic group consisted mainly of more elderly patients (>60 y) and with much higher viral loads (up to 1010 viruses per milliliter of blood) during the acute phase. Remarkably, a rapid innate immune antiviral response was demonstrated by robust dendritic/NK/CD4/CD8 cell activation and accompanied by a rather weak Th1/Th2 cytokine response in both groups. Interestingly, the antiviral immune response witnessed by high levels of IFN-α mRNA in PBMCs and circulating IL-12 persisted for months only in the chronic group. CHIKV (RNA and proteins) was found in perivascular synovial macrophages in one chronic patient 18 mo postinfection surrounded by infiltrating NK and T cells (CD4++ but rare cytotoxic CD8). Fibroblast hyperplasia, strong angiogenesis, tissue lesions given the high levels of matrix metalloproteinase 2, and acute cell death [high cleaved poly(ADP-ribose) polymerase staining] were observed in the injured synovial tissue. These observed cellular and molecular events may contribute to chronic arthralgia/arthritis targeted by methotrexate used empirically for effective treatment but with immunosuppressive function in a context of viral persistence.

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Metadata

Authors
Hoarau, J.-J., Jaffar Bandjee, M.-C., Krejbich Trotot, P., Das, T., Li-Pat-Yuen, G., Dassa, B., Denizot, M., Guichard, E., Ribera, A., Henni, T., Tallet, F., Moiton, M. P., Gauzère, B. A., Bruniquet, S., Jaffar Bandjee, Z., Morbidelli, P., Martigny, G., Jolivet, M., Gay, F., Grandadam, M., Tolou, H., Vieillard, V., Debré, P., Autran, B., & Gasque, P.
Venue
The Journal of Immunology
Published
2010-05
Volume
184
Issue
10
Pages
5914-5927
ISSN
  • 0022-1767 (ISSN-L)
  • 1550-6606
OpenAlex
W2136631930
Cited by
640
References
42
FWCI
25.94
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Persistent Chronic Inflammation and Infection by Chikungunya Arthritogenic Alphavirus in Spite of a Robust Host Immune Response. https://app.cochat.ai/papers/10.4049/jimmunol.0900255
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Hoarau, J.-J., Jaffar Bandjee, M.-C., Krejbich Trotot, P., Das, T., Li-Pat-Yuen, G., Dassa, B., Denizot, M., Guichard, E., Ribera, A., Henni, T., Tallet, F., Moiton, M. P., Gauzère, B. A., Bruniquet, S., Jaffar Bandjee, Z., Morbidelli, P., Martigny, G., Jolivet, M., Gay, F., . . . Gasque, P. (2010). Persistent Chronic Inflammation and Infection by Chikungunya Arthritogenic Alphavirus in Spite of a Robust Host Immune Response. The Journal of Immunology. https://doi.org/10.4049/jimmunol.0900255

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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