CD19 and neoplasm: Graphical analysis of the fluorescent micrographs by dynamic observation of H522(Kat+CD19+), PC-3M(Kat+CD19+), A431(Kat+CD19+), and MDA-MB-231(Kat+CD19+) cells treated with CAR-T cells revealed a significant progressive decrease in the confluence of the tumor cell monolayers (Figure 10).