The Dance Between Tumor Molecular Biology and Antitumor Immune Response.

Publication Title

Clinical cancer research : an official journal of the American Association for Cancer Research

Document Type

Article

Publication Date

1-17-2024

Keywords

california; sjci; Mice; Humans; Animals; CD8-Positive T-Lymphocytes; T-Lymphocytes, Regulatory; Brain Neoplasms; Antigens, Neoplasm; Antigen Presentation; Tumor Microenvironment; Cell Line, Tumor

Abstract

When the cyclin kinase 4/6 inhibitor abemaciclib was sequenced with PD-1 blockade in mostly immunologically "cold" murine models, enhanced immune-mediated antitumor effects-including increased lifespan, recruitment of CD8 cells to tumor, reduction of regulatory T-cell and immunosuppressive cytokines in tumor, increased tumor antigen presentation, and broadening of the T-cell receptor repertoire-were achieved in both cutaneous and brain metastases. See related article by Nayyar et al., p. 420.

Clinical Institute

Cancer

Clinical Institute

Neurosciences (Brain & Spine)

Specialty/Research Institute

Oncology

Specialty/Research Institute

Neurosciences

DOI

10.1158/1078-0432.CCR-23-2642

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