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第44卷第2期
               ·176 ·                          南   京 医 科       大 学      学 报                        2024年2月


                      A                                           A                                   0 μg/mL
                                                                                                      62.5 μg/mL
                                                                      150              MC38           125 μg/mL
                                                                                                      250 μg/mL
                                                                     ( % )  100                       500 μg/mL
                                                                                                      1 000 μg/mL
                                                                     viability              **

                                                                     Cell
                      B                                                50                              *
                                                                       0
                                                                             24         48        72
                                                                                      Time(h)
                                                                  B
                                                                                                      0 μg/mL
                                                                      200             Caco2           62.5 μg/mL
                 Cartoon(A)and surface(B)of STAT3 with licochalcone A. The red                        125 μg/mL
                                                                     ( % )  150                       250 μg/mL
              box indicates the interaction region of STAT3 and licochalcone A.        *              500 μg/mL
                     图4 STAT3与licochalcone A的对接位置                    viability                        1 000 μg/mL
                Figure 4 Docking position of STAT3 with licochalcone  100     *  ** ***     *
                                                                     Cell  50                         *
              STAT2、STAT3、STAT4、STAT5a、STAT5b 和 STAT6,                 0
                                                                             24         48        72
              它们介导多种细胞内信号通路。其中,STAT3 参与                                              Time(h)
              了细胞的增殖、存活、分化和血管生成等多种生物                               A:The impact of different doses of CCPS on MC38 cell viability. B:
                                                                The impact of different doses of CCPS on Caco2 cell viability. Compared
              学过程   [18] ,与本研究细胞表型实验结果相符合。在
                                                                                 *
                                                                                               ***
                                                                                        **
                                                                with CCPS 0 μg/mL group,P < 0.05,P < 0.01, P < 0.001.
              正常细胞中,STAT3 的瞬时激活主要是通过磷酸化                                 图5   臭椿皮散抑制结直肠癌细胞增殖
              将质膜上的细胞因子和生长因子受体的转录信号                                Figure 5 Effect of CCPS on CRC cell proliferation
              A                                CCPS(μg/mL)                            B  ( % )
                          0               125             250              500             20
                 10 7  Q1      Q2  10 7  Q1     Q2  10 7  Q1     Q2  10 7  Q1    Q2      apoptosis        ***
                   6 1.80      5.08  6 0.67    5.18  6 0.65     4.46  6 0.59     3.21      15
                 10               10               10              10
                 10 5             10 5             10 5            10 5                  early  10     *
                PI  10 4          10 4             10 4            10 4              MC38
                 10 3             10 3             10 3            10 3                  of  5
                                                                     2
                                                    2
                   2
                                   2
                 10 Q3         Q4 10 Q3         Q4 10 Q3         Q4 10 Q3        Q4
                   1 89.1      4.06  1 87.0    7.19  1 86.3     8.55  1 83.8     12.4    Petcentage  0
                 10               10               10              10                          0  125  250  500
                                                              5
                                                          3
                                                            4
                                                                       1
                                                                             4
                                                                         2
                                                                           3
                                                                6
                                                        2
                                     1
                               6
                                       2
                                           4
                                         3
                       2
                         3
                     1
                             5
                           4
                                                                               5
                                              5
                                                      1
                                                6
                                                                                 6
                   10 10 10 10 10 10 10 7  10 10 10 10 10 10 10 7  10 10 10 10 10 10 10 7  10 10 10 10 10 10 10 7  CCPS(μg/mL)
                                             Annexin V⁃FITC
                 A:The impact of CCPS on MC38 cell apoptosis. B:Statistics of cell apoptosis after the cells treated with CCPS. Compared with CCPS 0 μg/mL
                         ***
                  *
              group,P < 0.05, P < 0.001.
                                               图6 臭椿皮散促进结直肠癌细胞凋亡
                                           Figure 6 CCPS increased apoptosis in CRC cell
              A                               CCPS(μg/mL)                             B
                                                                                         ( % )  50
                         0               125              250               500
                                                                                         migration  40
                 h
                 0                                                                        30           *
                                                                                         cell
                                                                                         of  20           ***
                                                                                          10
                 h                                                                       Percentage  0
                 24                                                                            0  CCPS(μg/mL)
                                                                                                  125 250 500
                 A:Wound⁃healing assays to determine the impact of CCPS on MC38 cell migration under 10× optical microscope. B:Statistical analysis of the im⁃
                                                              *
                                                                     ***
              pact of CCPS on MC38 cell migration. Compared with CCPS 0 μg/mL group,P < 0.05, P < 0.001.
                                               图7   臭椿皮散抑制结直肠癌细胞迁移
                                            Figure 7 CCPS inhibited CRC cell migration
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