Importantly, IC50 values below 20 μg/mL were obtained with HRB against 8/9 tested cancer cells lines, HRBa2 and HRBa4 against 7/9 cancer cell lines, HRBa against 4/9 cancer cell lines, and HRBa3 against 3/9 cell lines (Table 1). Here, AGFG1 is linked to cancer.