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QIAGEN
Applications & Insights
液体活检
创建您的液体活检完整工作流程
液体活检工作流程 | QIAGEN
和您一样,我们认为液体活检具有巨大潜力。然而,从来自生物体液中的分析物中获取有意义的见解却可能是很困难的。
为了帮助了解从样本采集到数据解读的整个流程,我们针对您的整个工作流程设计了一个分步骤指南。
1.采集和稳定
您采集和保存生物体液样本的方法将会影响最终结果。
通过使用我们稳健的 PAXgene Blood ccfDNA Tube 避免质量和完整性差异 - 其专为可靠地稳定分析物和细胞完整性而设计,且不会对下游检测的敏感性造成不良影响。
产品组
–
发现采集和稳定产品
Collection & stabilization (1)
sample collection stabilization
dna
PAXgene Blood ccfDNA Tubes (100)
For collection of whole blood samples and stabilization of ccfDNA
2.样本制备
由于分析物丰度低、背景水平高且存在降解风险,从液体活检样本中提取分析物可能存在挑战。
利用在样本制备领域积累的 30 多年经验,我们创建出了范围广泛的专业自动化和手动工具,以供用于从最重要的生物体液中富集和提取循环游离细胞 DNA(ccfDNA)、循环肿瘤细胞(CTC)、外泌体、游离 miRNA 或多分析物。
纯化 ccfDNA
探索我们的 ccfDNA 产品组合,从一系列的起始材料中以最高的产量和纯度获取
ccfDNA
。凭借可扩展的上样体积以及标准化的自动化工作流程,您还将获得无以伦比的灵活性和更高的工作效率。
表征 CTC
通过使用我们的两步法
AdnaTest
系统高效地从血液中富集和表征 CTC。第一步采用经优化的抗体混合物以实现高度特异的免疫磁珠分选。第二步进行高度灵敏的基因表达分析。
提取外泌体
通过使用我们的
exoRNeasy 和 exoEasy 试剂盒
,简便的离心柱操作也能获得超速离心的品质。专为从大体积生物体液中快速和简便地提取外泌体 RNA 和完整外泌体而开发。
纯化游离 miRNA
使用我们的
miRNeasy Serum/Plasma Advanced Kit
,从血清和血浆中安全、便捷地纯化总 RNA。通过将易于自动化的 MinElute 离心柱技术与无酚的实验方案相结合,可让您稳定、无忧地获得高品质的纯化产物。
纯化 ccfDNA/ccfRNA
通过使用我们的
QIAamp ccfDNA/RNA Kit
从同一份样本中以高产量和高品质同时分离游离 DNA 和 RNA,从而揭示转录组和基因组的全景。
产品组
–
发现样本制备产品
游离 DNA (8)
游离 RNA (3)
多分析物和病毒 (1)
外泌体 (3)
循环肿瘤细胞 (8)
dna purification
cell free dna
QIAamp MinElute ccfDNA Kits
For isolation of free-circulating DNA from human plasma or serum
dna purification
cell free dna
EZ1 ccfDNA Kits
For isolation of free-circulating DNA from human plasma or serum
dna purification
cell free dna
QIAamp Circulating Nucleic Acid Kit
从人类血浆或血清中浓缩和纯化游离DNA和RNA
sample collection stabilization
dna
PAXgene Blood DNA Kit
从全血样本中纯化至多500 μg基因组DNA
diagnostics and clinical research
solutions for laboratory developed tests
QIAsymphony DSP Circulating DNA Kit
For automated purification of ccfDNA from 1-96 samples using the QIAsymphony SP
dna rna purification
instruments equipment
QIAcube Connect
For fully automated, spin-column-based nucleic acid extraction that you can manage from outside the lab using QIAsphere
diagnostics and clinical research
solutions for laboratory developed tests
EZ1 Advanced XL
从1–14个人类样本或法医检材样本中自动纯化核酸
dna rna purification
instruments equipment
QIAsymphony SP/AS instruments
整合了完整工作流程的自动化体系,从样本制备到反应体系构建
3.检测
为您的样本分析选择最佳平台需要谨慎的考量。
如果您想要捕获所有序列并找到新的靶标,我们有范围广泛的 NGS 解决方案可供您选择。
对于已知靶标的分析及 NGS 结果的验证,我们可提供高度灵敏且特异的 qPCR 技术。
靶向 NGS
通过使用我们的
QIAseq Targeted DNA panels
来克服 PCR 重复、假阳性和文库偏差等问题,让您以高度的信心检测低频突变。
miRNA 测序
通过使用
QIAseq miRNA Library Kit
,消除接头二聚体和无用的 RNA 种类以实现更高的测序效率。
RNA 生物标志物图谱分析
通过使用我们的一系列预设计的和可定制的 miRCURY 和 RT2 panel和array 对 mRNA、miRNA 和 lncRNA同时进行分析,获得完整的基因表达谱。
CTC 基因表达
通过使用高度灵敏的
AdnaTest
RT-PCR 技术,在 CTC 生物标志物检测和发现中获得最高的分析特异性和灵敏度。
产品组
–
发现检测产品
靶向 NGS (2)
miRNA 测序 (2)
RNA 生物标志物图谱分析 (5)
CTC 基因表达 (8)
dna sequencing
somatic panels
QIAseq Targeted DNA Panels
Digital DNA sequencing to confidently detect low-frequency variants
dna purification
cell free dna
QIAseq cfDNA All-in-One Kits
For conversion of cfDNA from plasma to NGS library for any liquid biopsy samples
4.NGS 数据分析
在大量的突变中找到具有差异表达的基因是一项艰巨的任务。为此,可使用我们强大的
CLC Genomics Workbench
解决方案来分析和可视化您的 NGS 数据。通过将尖端的技术与加速的算法相结合,可使您获得全面的 NGS 数据分析应用组合。
产品组
–
发现数据分析解决方案
CLC Genomics Workbench (1)
informatics and data
analysis and visualization
CLC Genomics Workbench
用于二代测序数据的分析、对比和可视化
5.数据解读
将您的数据转化成具有生物学意义的见解需要先进的生物信息学工具。
通过
Ingenuity Pathway Analysis
,让您了解一个可用于组学数据解读的全面、用户友好型平台。
产品组
–
发现数据解读解决方案
Data analysis and interpretation solutions (3)
informatics and data
interpretation content databases
Ingenuity Variant Analysis
适用于从人全基因组、外显子组和基因检测板二代测序研究中鉴定致病性变异
informatics and data
interpretation content databases
Ingenuity Pathway Analysis (IPA)
适用于'omics数据建模、分析和理解
informatics and data
interpretation content databases
QIAGEN OmicSoft Lands
Public and private genomic data for disease research
下载免费的 miRNA 生物体液产品手册
探索全面的产品组合并发现生物体液 miRNA 的全部潜力
下载手册