Tissue immunohistochemistry (IHC) staining was performed using Anti-L-Lactyl Lysine Rabbit pAb (pan-anti-Klac; #PTM-1401; PTM BIO LLC, Chicago, IL, USA), Anti-L-Lactyl-Histone H4 (Lys12) (anti-H4K12lac; #PTM-1411; PTM BIO), and anti-SLFN5 antibodies (#HAP017760; Sigma, Germany) ...