PTPRC and neoplasm: Similarly, RNASeq analysis of CD45+ immune cell populations 7 days after sham or histotripsy tumor ablation revealed diverging patterns of transcriptional activity between control tumors and histotripsy-treated tumors (Figure 4J) and between control and histotripsy-abscopal tumors (Figure 4K) but not between histotripsy-treated and histotripsy-abscopal tumors (Figure 4L).