{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Tano ZE"],"funding":["NCI NIH HHS"],"pagination":["100622"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10694486"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["3(11)"],"pubmed_abstract":["Current in vitro and in vivo assays used to study immunotherapeutic interventions lack human immune components that mimic the tumor microenvironment to investigate drug potency and limitations of efficacy. Herein, we describe an ex vivo pleural effusion culture (ePEC) assay, using malignant pleural-effusion-derived soluble and cellular factors that differentially affected the cytotoxicity of chimeric antigen receptor (CAR) T cells. Following identification of CAR T cell-suppressive factors, blocking of individual factors reveals their contribution to compromising T cell efficacy. ePEC is a human component assay that can be utilized for developing next-generation cell and antibody therapies that counteract immunosuppression."],"journal":["Cell reports methods"],"pubmed_title":["Ex vivo pleural effusion cultures to study chimeric antigen receptor T cell cytotoxicity in an immunocompetent environment."],"pmcid":["PMC10694486"],"funding_grant_id":["T32 CA009501","R01 CA236615","P30 CA008748","R01 CA235667"],"pubmed_authors":["Kiesgen S","Adusumilli PS","Messinger J","Tan KS","Chintala NK","Dozier J","Quach HT","Tano ZE"],"additional_accession":[]},"is_claimable":false,"name":"Ex vivo pleural effusion cultures to study chimeric antigen receptor T cell cytotoxicity in an immunocompetent environment.","description":"Current in vitro and in vivo assays used to study immunotherapeutic interventions lack human immune components that mimic the tumor microenvironment to investigate drug potency and limitations of efficacy. Herein, we describe an ex vivo pleural effusion culture (ePEC) assay, using malignant pleural-effusion-derived soluble and cellular factors that differentially affected the cytotoxicity of chimeric antigen receptor (CAR) T cells. Following identification of CAR T cell-suppressive factors, blocking of individual factors reveals their contribution to compromising T cell efficacy. ePEC is a human component assay that can be utilized for developing next-generation cell and antibody therapies that counteract immunosuppression.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Nov","modification":"2026-05-28T09:01:17.063Z","creation":"2025-02-19T04:24:59.286Z"},"accession":"S-EPMC10694486","cross_references":{"pubmed":["37875122"],"doi":["10.1016/j.crmeth.2023.100622"]}}