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. 2024 Nov 16;15:9949. doi: 10.1038/s41467-024-54364-1

Fig. 5. Club-like senescence is associated with immunosuppressive PMN-MDSC activity in primary and metastatic tumors.

Fig. 5

a Venn diagram showing overlaps between PMN-MDSC activity, epithelial senescence, and club-region upregulated gene sets. b Dot plot of normalized gene expression in metastatic castration-resistant prostate cancer samples. Data and clusters as reported in He et al. 202158. c Expression-based clustering overlaid on two prostate cancer metastasis ST samples. d Cluster-specific gene set scores in MET A (n = 2190) and MET B (n = 2346) ST spots. The dashed line marks the overall score median. Asterisks indicate two-sided independent samples t-test p-value (p < 0.05) and effect size (*cluster 30th percentile > overall median; **cluster 20th percentile > overall median; *cluster 10th percentile > overall median) e Log-transformed overrepresentation padj among each clusters overexpressed genes. One-sided Fisher’s exact test was used. f Scaled gene expression of pseudo-bulk spatial transcriptomics samples. g, h Score correlation for the Club-like senescence and PMN-MDSC activity signatures in TCGA PRAD (n = 551) and SU2C (n = 266) cohorts. Two-sided Spearman correlation coefficient and p-value are shown. Error bands in light grey span the 95% confidence interval calculated using a bootstrap. i Violin plot of normalized gene expression in pseudo-bulk spatial transcriptomics samples. Asterisks indicate differential gene expression test significance levels between treatment-naïve (n = 17) and neoadjuvant-treated (n = 22) prostate cancer samples (*padj <0.05, **padj < 0.01, ***padj < 0.001, two-sided Wald test). PMN-MDSC: polymorphonuclear myeloid-derived suppressor cell; TRNA: treatment-naïve protate cancer (n = 17), NEADT: neoadjuvant-treated prostate cancer (n = 22); CRPC castration-resistant prostate cancer (n = 5), BIC bicalutamide, GOS goserelin, DEG degarelix, APA apalutamide.