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Age-related gliosis promotes central nervous system lymphoma through CCL19-mediated tumor cell retention.
Cancer Cell 36, 250-267.e9 (2019)
How lymphoma cells (LCs) invade the brain during the development of central nervous system lymphoma (CNSL) is unclear. We found that NF-κB-induced gliosis promotes CNSL in immunocompetent mice. Gliosis elevated cell-adhesion molecules, which increased LCs in the brain but was insufficient to induce CNSL. Astrocyte-derived CCL19 was required for gliosis-induced CNSL. Deleting CCL19 in mice or CCR7 from LCs abrogated CNSL development. Two-photon microscopy revealed LCs transiently entering normal brain parenchyma. Astrocytic CCL19 enhanced parenchymal CNS retention of LCs, thereby promoting CNSL formation. Aged, gliotic wild-type mice were more susceptible to forming CNSL than young wild-type mice, and astrocytic CCL19 was observed in both human gliosis and CNSL. Therefore, CCL19-CCR7 interactions may underlie an increased age-related risk for CNSL.
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Publication type
Article: Journal article
Document type
Scientific Article
Keywords
Ccl19 ; Cnsl ; Cxcl12 ; Dlbcl ; Gliosis ; Lymphoma ; Metastasis ; Neuroinflammation ; Pcnsl ; Scnsl
Language
english
Publication Year
2019
HGF-reported in Year
2019
ISSN (print) / ISBN
1535-6108
e-ISSN
1878-3686
Journal
Cancer Cell
Quellenangaben
Volume: 36,
Issue: 3,
Pages: 250-267.e9
Publisher
Cell Press
Publishing Place
Cambridge, Mass.
Reviewing status
Peer reviewed
Institute(s)
Institute of Virology (VIRO)
POF-Topic(s)
30203 - Molecular Targets and Therapies
30504 - Mechanisms of Genetic and Environmental Influences on Health and Disease
30504 - Mechanisms of Genetic and Environmental Influences on Health and Disease
Research field(s)
Immune Response and Infection
PSP Element(s)
G-502700-003
G-551600-001
G-551600-001
Scopus ID
85071313341
Erfassungsdatum
2019-09-30