SQLE-DT and breast cancer: Moreover, we found that the breast cancer tissues with high levels of lnc030 had higher expression of CD44 and lower expression of CD24 compared with these with low levels of lnc030 (Figure 1H), and high levels of lnc030 were also closely associated with pathological characteristics of tumors, such as lymph node metastasis and pathological grade (Table S1, Supporting Information).