| Antibody | Company | Cat# | Use |
| p-HH3 (Ser10) | Millipore Sigma Burlington, MA, USA |
06-570 | IHC |
| Ki67 | Bethyl Laboratories Montgomery, TX, USA |
IHC-00375-1 | IHC |
| Cleaved caspase-3 | Cell Signaling Technology Danvers, MA, USA |
9661 | IHC |
| p-S6 (Ser235/236) | Cell Signaling Technology | 2211 | IHC |