GEOapplication/xmlftp://ftp.ncbi.nlm.nih.gov/geo/series/GSE306nnn/GSE306970/primaryOK200OtherHomo sapiensOtherhttps://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE306970GEOGSEfalseTargeting Intratumoral Heterogeneity in Pancreatic Cancer with Sequential TIL Infusions [WES]IL-2/IL-15/IL-21-expanded TILs induced a partial response in a metastatic PDAC patient, with persistence of tumor-reactive clonotypes despite marked inter-lesional heterogeneity. This case highlights the feasibility of TIL therapy in PDAC and the need for clonal neoantigen–focused strategies.2026/09/01GSE306970GSM9213202GSM9213203GSM9213204GSM921320124676306970Homo sapiens