Transcriptome analysis reveals regulatory processes of transcription factors on anthocyanin accumulation in the bark of Populus simonii × P. nigra - Meiqi Lu; Quyen Quynh Thi Lai; Xinyu Wang; Song Chen; Siyuan Li; Yuanfu Liu; Zhanchen Ren; Huiling Yan; Qiushuang Zhao; Haoran Bao; Ling Jin; Yunxia Wei; et al. (Plant Cell, Tissue and Organ Culture (PCTOC), 2025)