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第43卷第4期          胡晶晶,郑亚斐,朱海艳,等. 肌腱蛋白C对支气管肺发育不良诊断价值的前瞻性研究[J].
                  2023年4月                   南京医科大学学报(自然科学版),2023,43(04):531⁃535,562                     ·535 ·


                现,高氧可降低微小 RNA⁃489(一种肺泡隔发育的                             chopulmonary dysplasia[J]. Cell Biochem Funct,2016,
                抑制基因),同时其保守靶点TNC升高,对肺发育起                               34(5):299-309
                到一定代偿作用       [20] 。暴露于高氧环境时,在转化生                [6] ZHU H,TIAN Y,CHENG H,et al. A clinical study on
                长因子⁃β刺激下,成纤维细胞上调TNC mRNA 的表                            plasma biomarkers for deciding the use of adjuvant corti⁃
                                                                       costeroid therapy in bronchopulmonary dysplasia of pre⁃
                达,与高氧诱导的肺泡化阻滞和BPD有关                 [21] 。Olave
                                                                       mature infants[J]. Int J Med Sci,2021,18(12):2581-
                等 [20] 发现,PMA 36~40 周时,BPD 患儿肺部 TNC
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                mRNA 的表达升高。TNC 可能受长链非编码 RNA
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                AK033210 的调控进而参与 BPD 的发展 。有关
                                                                       Bronchopulmonary dysplasia:executive summary of a
                TNC 与 BPD 关系的研究对 BPD 发病机制的探讨具                          workshop[J]. J Pediatr,2018,197:300-308
                有重要意义。                                           [8] 邵肖梅,叶鸿瑁,丘小汕. 实用新生儿学[M]. 5 版. 北
                    本研究绘制了血清 TNC 对早产儿 BPD 发生的                          京:人民卫生出版社,2019:577,596-597,608,744,
                ROC曲线,AUC达0.881,血清TNC诊断BPD的最佳                          856-859,861,1028
                截断值为 99.87 ng/mL,灵敏度为 96.8%,特异度为                 [9] JENSEN E A,DYSART K,GANTZ M G,et al. The diag⁃
                66.7%,表明 PMA 36 周时,血清 TNC 对 BPD 具有较                    nosis of bronchopulmonary dysplasia in very preterm in⁃
                高的诊断价值。本课题组近期研究还发现,重度                                  fants:an evidencebased approach[J]. Am J Respir Crit
                                                                       Care Med,2019,200(6):751-759
                BPD患儿PH发生率较高,重度BPD伴PH患儿血清
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                TNC水平升高,与肺动脉收缩压呈正相关,血清TNC
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                对BPD合并PH的预测及严重程度评估具有一定临
                                                                       1729
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                床也具有重要意义。                                              ology and risk factors for bronchopulmonary dysplasia in
                    综上所述,本组研究发现血清TNC水平对临床                              preterm infants born at or less than 32 weeks of gestation
                BPD 的诊断具有一定的价值。本组仅为单中心研                               [J]. Anales De Pediatría Engl Ed,2022,96(3):242-251
                究,样本量偏小,且选择的病例具有一定的特殊性,                          [12] TURGAY C,SULTAN K. Bronchopulmonary dysplasia
                                                                       frequency and risk factors in very low birth weight in⁃
                有必要进行大样本多中心的研究来证实其对 BPD
                的诊断价值;而如能早期动态监测 TNC 的水平,研                              fants:a 3⁃year retrospective study[J]. North Clin Istan⁃
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                究其对 BPD 的早期诊断和预测价值可能更具临床
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                                                                       发育不良的危险因素分析[J]. 临床肺科杂志,2022,27
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