SPOCK1 and breast cancer: Concordantly, LINC01614 expression demonstrated significant positive correlation with various members of the TGFβ signaling pathways (COL10A1 (R2 = 0.7), SPOCK1 (R2 = 0.5156), ZEB1 (R2 = 0.3372), TGFBI (R2 = 0.2978), TGFB1 (R2 = 0.1985), ACTA2 (R2 = 0.1833), and TAGLN (R2 = 0.1909)) in the TCGA BC cohort (Fig. 6c).