PLK1-mediated phosphorylation of PHGDH reprograms serine metabolism in advanced prostate cancer - Xiongjian Rao; Derek B. Allison; Robert M. Flight; Penghui Lin; Daheng He; Zhiguo Li; Yanquan Zhang; Ruixin Wang; Chaohao Li; Jianlin Wang; Xinyi Wang; Jia Peng; et al. (Proceedings of the National Academy of Sciences, 2026)