Fig. 2.

a Individual and mean decrease in the number of pHH3+ cells at screening and after infusion of BI 831266 by dose. b Immunohistochemical staining for pHH3 at baseline (top) and post-treatment (bottom) on cycle 1 day 16 in a patient with cervical cancer who experienced a confirmed PR. pHH3 phosphorylated histone H3, PR partial response