Recent studies have highlighted the involvement of lncRNAs in breast cancer progression (Sideris et al., 2022; Jin et al., 2021; Fonseca-Montaño et al., 2023; Jiang et al., 2023), with PCAT19 emerging as a significant tumor suppressor (Feng et al., 2023). This evidence concerns the gene PCAT19 and breast carcinoma.