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- It was also the first pedigree of hemophilia A carrier and prenatal diagnosis made by direct sequencing in China. 此突变位点为国内首次报道,且该家系为国内首例运用直接核酸测序法进行HA携带者及产前诊断的家系。
- Polymerase chain reaction (PCR) and direct sequencing technique were also used to confirm the mutation point of TTR gene. 结果 临床上该家系所有患者均以植物神经症状，如排尿障碍、胃肠道症状、阳痿为首发症状。
- Genomic DNA was extracted.Polymerase chain reaction, direct sequencing and restriction enzyme reaction were performed to identify the mutations. 利用聚合酶链反应、DNA直接测序进行突变检测,进一步采用限制性内切酶酶切验证突变。
- Methods: Exon 11 of PAH gene was analyzed in 22 patients affected with classical PKU from Inner Mongolia by using PCR-SSCP-silver stain method and DNA direct sequencing. 方法:应用PCR-SSCP-银染法和DNA直接测序的方法,对22例内蒙古地区PKU病人PAH基因外显子11进行了检测。
- Methods DNA was extracted from peripheral blood of the proband and her parents. The GJB2,GJB6 and GJB3 gene mutations were analyzed by direct sequencing PCR products. 方法采集先证者及其父母外周血并提取DNA,对GJB2、GJB6、GJB3基因编码区进行PCR扩增,以直接测序的方法进行突变分析。
- Methods Mutation analysis of the Cx32, MPZ and PMP22 genes were performed by PCR-RFLP, PCR-SSCP , PCR-DGGE and/or direct sequencing in 32 CMT probands of the Hans in China. 方法 分别应用PCR 双酶切、聚合酶链反应 单链构象多态性分析 (PCR SSCP)、聚合酶链反应 变性梯度凝胶电泳 (PCR DGGE)或PCR直接测序等方法对 32个确诊的CMT家系进行了PMP2 2、MPZ、Cx32等致病基因的突变检测。
- Methods All of the seven exons and intron exon boundaries of antithrombin gene were analysed by PCR and direct sequencing of amplified PCR products from the propositus. 方法用PCR法对先证者抗凝血酶基因的7个外显子及其侧翼内含子序列进行扩增,PCR产物纯化后直接测序,检测其基因突变。
- Method: In a family with FPAVJRT, PCR-DNA direct sequencing were performed to screen the exons and their flanking introns of KCNQ1 and KCNH2 genes for mutations. 方法：在一个FPAVJRT大家系中，采用PCR直接测序技术，对KCNQ1和KCNH2基因的所有外显子和附近的部分内含子进行序列测定。
- Methods Mutation analysis of TH gene was performed in 5 probands with AR-DRD and 2 sporadic patients with DRD by use of polymerase chain reaction-single strand conformation polymorphism (PCR-SSCP) combining DNA direct sequencing. 方法 应用聚合酶链反应 -单链构象多态性技术和 DNA序列分析方法对 5个 AR- DRD家系的先证者和两例散发DRD患者进行 TH基因突变分析。
- Methods Five families and three sporadic cases with DSH from Anhui province in Chinese Han population were investigated. The mutations of ADAR gene were detected by direct sequencing. 方法调查中国安徽省汉族人的5个DSH家系、3个散发病例,用直接测序的方法对其进行ADAR基因的突变检测。
- Spread spectrum has two distinct flavors: direct sequence and frequency hopping. 该技术有两个明显的变型：直接顺序与跳频。
- long code direct sequence spread spectrum (DS) signal 相关矩阵特征分析
- A better method for direct sequence spread spectrum(DSSS) receiver to decrease the acquisition time is proposed. 提出一种减小直接序列扩频(DSSS)接收机信号捕获时间的改进方法。
- This paper proposes a method for narrowband interference suppression in Direct Sequence Spread System(DS-SS). 该文提出一种基于门限估计的直接序列扩频(DS-SS)通信系统窄带干扰变换域抑制方法。
- When the period of direct sequences increases,the number of computations of this function will increase rapidly. 随着直扩序列周期的增加,该函数的运算量将迅速增加。
- The periodic correlation function is an important index to evaluate direct sequences. 周期相关函数是评估直扩序列相关性能的重要指标。
- Direct sequence code division multiple access( DS/ CDMA) as a technique for underwater acoustic networks is attracting attention from researchers. 直接序列码分多址(ds/DMA)一种受关注的水下声通信网多址接入方案。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- This paper introduces GMSK into Direct Sequence Spread Spectrum(DSSS) communication system in order to obtain good performance of power spectrum. 本文将GMSK调制引入到直接序列扩频通信系统中,以期获得更好的功率谱利用率。
- An algorithm for the suppression of narrowband interference in the direct sequence spread-spectrum (DSSS) systems is presented. 摘要提出了直接序列扩频通信系统中抑制窄带干扰的一种算法。
