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               ·640 ·                            南 京    医 科 大 学 学         报                        2024年5月


                                  A                             B
                                        25    **  * **  **            1.2    *** *** ***
                                        20
                                     Relative mRNA expression of CTAGE15  15  Relative mRNA expression of CTAGE15  0.8

                                        10
                                                                      0.4
                                         0 5                            0
                                                 KYSE⁃150
                                           KYSE⁃30
                                          HEEC   TE⁃1  KYSE⁃410         Control siRNA1 siRNA2 siRNA3
              C         Control         siRNA1            siRNA2           siRNA3      D   100    ** ** **
                                                                                         Percent of migrated  (%)  60
                                                                                            80

                 0 h                                                                       cells  40
                                                                                            20
                                                                                             0
                                                                                              Control siRNA1 siRNA2 siRNA3

                 h
                 48                                                                    F   500   ** ** **
                                                                                          Number of migrated cells  300
                                                                                           400

              E        Control          siRNA1            siRNA2           siRNA3      G   200
                                                                                           100
                 Migration                                                                  0 Control siRNA1 siRNA2 siRNA3



                                                                                       G   500     *** ***
                                                                                          Number of invaded cells  300  ***
                                                                                           400
                 Invasion                                                                  200


                                                                                           100

                                                                                             Control siRNA1 siRNA2 siRNA3
                  H                               I                          J              0
                                      siRNA1
                        Control
                  H                               I                          J
                                                     2 500                      2.0                       ***
                                                                 **             1.5   CON
                                                    Number of colonies  1 500  **  (450 nm)  1.0  siRNA1  *
                                                     2 000
                                                               **
                                                                                      siRNA2
                        siRNA2        siRNA3         1 000                      D  0.5  siRNA3
                                                      500
                                                        0                         0
                                                         Control siRNA1 siRNA2 siRNA3  0   1  Time(d) 2    3



                 A:The mRNA expression levels of CTAGE15 in ESCC cells(KYSE⁃30,KYSE⁃410,KYSE⁃150,TE⁃1)and HEEC cells were measured by qRT⁃PCR.
              B:Transfection efficiency of CTAGE15 siRNA in KYSE⁃150 cells. C-J:Transfection with siRNA,cell migration[C(×40),D,E(×100),F],invasion
                                                                                                ***
                                                                                   *
                                                                                          **
             [E(×100),G],colony formation ability(H,I)and proliferation capability(J)were assessed in KYSE⁃150 cells. P < 0.05,P < 0.01, P < 0.001.
                                          图3   CTAGE15表达对ESCC细胞恶性表型的影响
                              Figure 3 The effect of CTAGE15 expression on malignant phenotype of ESCC cells
              次使用“假基因”一词来描述非洲爪蟾中一个截短                            具有功能,但随着研究的进展,越来越多的证据证
              的 5S 核糖体 RNA 基因。最早,人们认为假基因不                       明假基因发挥着重要的生物学作用,“假基因”现在
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