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They combined isotope tracing with single-cell RNA sequencing (scRNA-seq) and spatial transcriptomics. This allowed them to map gene expression and metabolic activity to specific cell types (cancer cells, T cells, macrophages, fibroblasts) and their physical locations within the tumor.

This is the technical heart of the paper. The team infused mice with isotopically labeled nutrients: juq063

Instead of implanting tumors (which can distort the immune environment), the researchers used genetically engineered mouse models (GEMMs) where lung tumors develop spontaneously. This mimics human lung cancer (specifically KRAS-mutant adenocarcinoma) more accurately. juq063

Reviewers have highlighted the film's "Madonna formula"—a slow-burn build-up of tension before reaching its climax—and have generally recommended it for viewers who appreciate mature dramatic arcs. Industrial and Technical Specifications juq063