王楠楠 Wang Nannan, 高玉峰 Gao Yufeng, 郑炜 Zheng Wei, 李慧 Li Hui, 林展翼 Lin Zhanyi
{"title":"基于二次谐波成像定量评估主动脉增龄性改变","authors":"王楠楠 Wang Nannan, 高玉峰 Gao Yufeng, 郑炜 Zheng Wei, 李慧 Li Hui, 林展翼 Lin Zhanyi","doi":"10.3788/cjl221414","DOIUrl":null,"url":null,"abstract":"衰老是引起主动脉硬化进而引发各种心血管疾病的主要独立风险因素。对主动脉增龄性改变进行定量评估有望为心血管疾病研究提供重要线索。采用二次谐波成像技术,结合三维灰度共生矩阵纹理分析算法,对不同周龄大鼠主动脉血管壁内外表面的胶原纤维进行了定量评估;提取出多种可量化表征主动脉增龄性改变的特征参数,从胶原纤维微结构角度揭示了主动脉增龄性变化规律。上述方法及提取出的特征参数有望为评估血管老化程度提供有力工具和重要参考指标,并进一步应用于与老化相关的心血管疾病的研究。","PeriodicalId":47922,"journal":{"name":"CHINESE JOURNAL OF LASERS-ZHONGGUO JIGUANG","volume":null,"pages":null},"PeriodicalIF":1.8000,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"CHINESE JOURNAL OF LASERS-ZHONGGUO JIGUANG","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.3788/cjl221414","RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"OPTICS","Score":null,"Total":0}