TIGIT-CD155 interactions in melanoma: a novel co-inhibitory pathway with potential for clinical intervention

Inozume et al. describe a novel immunosuppressive mechanism in melanoma that is triggered by the interaction between CD155 (expressed by melanomas) and T-cell Ig and ITIM domain (TIGIT) (expressed by tumor infiltrating lymphocytes). This pathway exists in addition to the "classical" co-inh...

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Hauptverfasser: Mahnke, Karsten (VerfasserIn) , Enk, Alexander (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 4 January 2016
In: The journal of investigative dermatology
Year: 2016, Jahrgang: 136, Heft: 1, Pages: 9-11
ISSN:1523-1747
DOI:10.1016/j.jid.2015.10.048
Online-Zugang:Verlag, lizenzpflichtig, Volltext: https://doi.org/10.1016/j.jid.2015.10.048
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Verfasserangaben:Karsten Mahnke and Alexander H. Enk
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Zusammenfassung:Inozume et al. describe a novel immunosuppressive mechanism in melanoma that is triggered by the interaction between CD155 (expressed by melanomas) and T-cell Ig and ITIM domain (TIGIT) (expressed by tumor infiltrating lymphocytes). This pathway exists in addition to the "classical" co-inhibitory PD-1-PD-L1 pathway. Hence, the combinatorial blockage of both pathways by specific antibodies resulted in the greatly enhanced effector function of melanoma-specific cytotoxic T cells. Given that CD155-TIGIT signaling exerts potent inhibitory action in different subsets of immune cells and that CD155 is expressed broadly in several tumor entities, this report points toward a novel and promising therapeutic strategy to combine different checkpoint blocking agents for greater success in antitumor therapy.
Beschreibung:Gesehen am 22.05.2020
Beschreibung:Online Resource
ISSN:1523-1747
DOI:10.1016/j.jid.2015.10.048