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. 2026 Oct 1;16:1919412. doi: 10.3389/fonc.2026.1919412

Figure 5.

Four-panel scientific figure showing: A, a UMAP plot colored by cell type for single-cell atlas annotation; B, six UMAP plots with red-to-blue gradients for distinct immune program scores; C, a bubble plot mapping cell-type program profiles; D, six corresponding heatmaps for donor-resolved program profiles.

Single-cell contextualization of the six composite programs. (A–D) UMAP, standardized UCell overlays, annotation-resolved profiles and donor-resolved descriptive summaries for 14,368 DLBCL cells from four patients, eight samples and nine retained annotations. Among retained annotations, Stromal/fibrotic scores were highest in monocytes/macrophages. Fibroblast and endothelial annotations were absent, preventing direct testing of stromal-lineage localization. Panel (C) dot size is the within-annotation fraction above the program-specific 75th percentile, not tissue abundance. B-cell-sorted and non-B-cell-sorted samples are both represented. No reannotation, malignant-cell inference or taxonomy validation was performed.