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- To investigate the damage of DNA in human early chorionic villus cells in uterus induced by diagnostic ultrasound and evaluate the method used for detection of strand breaks in human DNA. 目的 :探讨诊断超声经腹照射子宫内胚胎是否引起人早孕绒毛细胞的 DNA链的损伤及评价检测DNA单、双链断裂的方法。
- The chorionic villi cells may be used for chromosome analysis or other genetic testing. 这些绒毛膜绒毛细胞可被用于染色体分析或其他遗传学测试。
- Abstract Objective:To investigate the effect of TVU on the apoptosis of chorionic villi cells in first-trimester pregnancy. 摘 要 目的:探讨不同时间阴道超声辅照,对人早孕胚胎绒毛细胞凋亡的影响,以期为临床阴道超声辅照时限提供新的佐证。
- chorionic villus cell 绒毛膜细胞
- Effect of Diagnostic Ultrasound on DNA in Human Chorionic Villus Cells 诊断超声对人体宫内绒毛细胞DNA的影响
- chorionic villus cell culture 绒毛细胞培养
- Relationship between diagnostic ultrasound exposure and damage of DNA strands in human early chorionic villus cells 诊断超声与人早孕绒毛细胞DNA损伤的关系探讨
- Quantitative study on effect of diagnostic ultrasonography on DNA in human early chorionic villus cells 诊断超声对人早孕绒毛细胞DNA影响的定量研究
- A chorionic villus is a minute vascular projection on the fetal chorion. 绒膜绒毛是胎儿绒毛膜上的一种微小的血管凸出物。
- Treatment Some forms of CAH can be detected in prenatal tests like amniocentesis or chorionic villus sampling. 治 疗 一些类型的先天性肾上腺增生性肥大能够运用诸如羊水诊断或绒毛膜取样的产前检查被发现。
- Methods 157 samples of chorionic villus in early pregnancy were analyzed by cytogenetic method. 方法对157例孕妇早期流产绒毛进行染色体分析。
- Abstract:A study of enzymolysis for chromosome preparation from chorionic villus was established upon previous work . 摘要在以往工作的基础上,建立了制备绒毛细胞染色体的24小时培养并结合酶解的方法。
- Objective To evaluate the feasibility,accuracy and safety of chorionic villus sampling(CVS). 目的探讨用绒毛进行早期产前诊断的可行性、准确性及安全性。
- Steen SJ,Permin M,Philip.Randomised comparison of amniocentesis and bransabodominal and transcervial chorionic villus sampling[J].Lancet,1992,340:1237. 高淑英;薛虹;王素桂.;全培基原位培养法应用于染色体异常的产前诊断[J]
- Abstracts>Objective To evaluate the safety and clinical value of chorionic villus sampling via the cervix for prenatal diagnosis of early pregnancy. 目的探讨早孕期经宫颈吸取绒毛术的安全性及临床价值。
- Each media has been designed and optimized for the analysis of amniotic fluid cells chorionic villus samples bone marrow cells or peripheral blood lymphocytes. 设计和优化培养基,用来对羊水细胞/绒膜绒毛取样/骨髓细胞/或外周血淋巴细胞进行培养分析。
- The chorionic villi were collected 24 hours after exposure. 辐照后24小时行人工流产取绒毛。
- The technique of transcervical chorionic villus sampling (TCVS) was studied in 155 cases for selected abortion in the first trimester of pregnancy, and 3 kinds of suction tube were compared. 本文对155例早孕妇女进行了经宫颈获取绒毛方法的研究,并对三种不同来源与直径的抽吸管效果进行了对比。
- The ultrastructure change of villus cells can be induced by ultrasound at 5 MHz for 10 min. 孕早期接受一定剂量(5 MHz,10 min)的超声辐照能够导致绒毛细胞超微结构发生改变。