Co-culture experiments showed that GBC cells (EH-GB1, GBC-SD, and NOZ) induced higher oxLDL uptake and OLR1 expression in neutrophils compared to HCC cells (Huh7 and MHCC97-H), especially EH-GB1 from metastatic gallbladder cancer (Figs. 6A and S7A). Here, OLR1 is linked to gallbladder cancer.