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第44卷第7期           王燕琼,黄智峰,陈雪雨,等. 阿奇霉素对高氧暴露新生大鼠肺损伤保护作用的研究[J].
                  2024年7月                      南京医科大学学报(自然科学版),2024,44(7):901-908                       ·905 ·


                    A     15       ***    *        B    40       ***    *          C   20        **    *
                        mRNA level  10                 mRNA level  30                 mRNA level  15


                        Relative MCP⁃1  5              Relative PAI⁃1  20             Relative IL⁃6  10 5


                                                        10
                           0
                                                                                        0
                                                         0
                          RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM  RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM  RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM
                    D     10        **             E    200      **    *           F  5 000     *
                         mRNA level  8 6              (pg/mg)  150                  (pg/mg)  4 000


                                                                                      3 000
                         Relative CINC⁃1  4 2         IL⁃6  100                     MCP⁃1  2 000


                                                                                      1 000
                                                        50
                           0
                                                                                        0
                          RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM  RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM  RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM
                   A-D:The relative mRNA levels of MCP⁃1(A),PAI⁃1(B),IL⁃6(C),and CINC⁃1(D)in lung tissues in each group(n=6). E,F:The expression
                                                 *
                                                       **
                of IL⁃6(E)and MCP⁃1(F)in lung tissues(n=5~6). P < 0.05,P < 0.01 and  *** P < 0.001.
                                     图3 AZM对高氧暴露新生大鼠肺损伤炎症因子/炎症趋化因子的作用
                Figure3 EffectofAZMoninflammatoryfactors/inflammatorychemokinesinlunginjuryofneonatalratsinducedbyhyperoxia

                             A         RA⁃Saline       RA⁃AZM           O 2⁃Saline     O2⁃AZM


                                 CD68




                             B         RA⁃Saline       RA⁃AZM           O 2⁃Saline     O2⁃AZM


                                 MPO




                             C         20      ***  ▲  **            D     40      ***  ▲  ***
                                      Number of macrophages per field  15 5  ▲ ▲ ▲  ▲  ▲  ▲  ▲  Number of neutrophils per field  30  ▲ ▲ ▲  ▲  ▲  ▲  ▲ ▲
                                                    ▲


                                                                           20
                                       10
                                                                                        ▲
                                                                           10
                                                                            0
                                        0
                                      RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM  ▲  RA⁃Saline RA⁃AZM O2⁃Saline O2⁃AZM  ▲

                   A:Representative images of lung sections stained for the macrophage marker CD68(×400). B:Representative images of lung sections stained for
                the neutrophils marker MPO(×400). C:Statistical analysis of macrophage count(n=5). D:Statistical analysis of neutrophil count,RA⁃Saline group
                                                                 **
               (n=4),RA⁃AZM group(n=5),O2⁃Saline group(n=5),O2⁃AZM group(n=6). P < 0.01 and  *** P < 0.001.
                                          图4   AZM 对高氧暴露新生大鼠肺组织炎症细胞的影响
                         Figure 4  Effect of AZM on inflammatory cells in lung tissue of neonatal rats exposed to hyperoxia
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