Authors

    Language

    English

    Publication Date

    1-9-2023

    Journal

    Cancer Cell

    DOI

    10.1016/j.ccell.2022.09.011

    PMID

    36206755

    PMCID

    PMC9839604

    PubMedCentral® Posted Date

    1-9-2024

    PubMedCentral® Full Text Version

    Author MSS

    Abstract

    T cells are at the centerstage of cancer immunology due to their ability to recognize mutations within tumor cells and directly mediate cancer cell killing. Immunotherapies to rejuvenate exhausted T cell responses have transformed the clinical management of several malignancies. In parallel, the development of novel multidimensional analysis platforms such as single-cell RNA-sequencing and high-dimensional flow cytometry has yielded unprecedented insights into immune cell biology. This convergence has revealed substantial heterogeneity of tumor-infiltrating immune cells, both within single tumors, across tumor types, and among cancer patients. Here, we discuss the opportunities and challenges of studying the complex tumor microenvironment with -omics technologies that generate vast amounts of data, highlighting the opportunities and limitations of these technologies with a particular focus on interpreting high-dimensional studies of CD8+ T cells in the tumor microenvironment.

    Keywords

    Humans, CD8-Positive T-Lymphocytes, Neoplasms, Immunotherapy, Lymphocytes, Tumor-Infiltrating, Tumor Microenvironment, CD4, CD8, PD-1, T cell, bystander, cancer immunology, flow cytometry, immunotherapy, scRNA-seq, techniques, tumor-infiltrating lymphocytes.

    Published Open-Access

    yes

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