Fig. 5

CTCs xenograft has lower immunostimulation. a Quantification of lung metastatic foci of C57BL/6 mice (n = 18) after CTC-TJH-01 or A549 cells tail vein inoculation. b H&E-stained lung sections of C57BL/6 mice after CTC-TJH-01 or A549 cells xenografts. c Immunofluorescence analyses of CD3 expression levels in the CTC-TJH-01 or A549 lung tissues. d Immunofluorescence analyses of CD4 expression levels in the CTC-TJH-01 or A549 lung tissues. e Immunofluorescence analyses of CD8 expression levels in the CTC-TJH-01 or A549 lung tissues. Scale bar, 20 and 50 μm