货号 | 51531 |
简介 | For automated high-throughput purification of genomic DNA from fresh or frozen stool samples that are high in PCR inhibitors |
描述 | Performance QIAcube HT and dedicated QIAcube HT purification kits let users increase sample purification throughput without having to compromise quality or reliability.Effective removal of inhibitorsStool samples are rich in PCR inhibitors such as complex polysaccharides, bile salts, lipids and urate. In the best cases, these inhibitors make it difficult to amplify targets by PCR, while in the worst cases, their presence can entirely suppress PCR signals. Therefore, effective removal of these inhibitors is critical to successful analysis of nucleic acids purified from stool samples.Principle The QIAamp 96 PowerFecal QIAcube HT Kit combines the selective binding properties of a silica-based membrane with a high-throughput 96-well format, and is designed for fully automated, simultaneous processing of 24–96 samples on the QIAcube HT instrument.Procedure The QIAamp 96 PowerFecal QIAcube HT procedure is fast and simple with the QIAcube HT instrument. PCR inhibitors are removed by the MOBIO proprietary Inhibitor Removal Technology (IRT) with two precipitation steps. A combination of mechanical disruption and proteinase K digestion ensure complete lysis of even difficult-to-lyse organisms, resulting in high concentrations of unbiased DNA.Buffering conditions are adjusted to provide optimal DNA binding, and the lysates are loaded onto the QIAamp 96 plate. As vacuum is applied, DNA binds to the QIAamp membrane, while contaminants pass through. Remaining impurities are removed in four efficient wash steps. Pure DNA is eluted under vacuum in a single step in 100 µl of Buffer ATE.No hazardous organic chemicals are used, increasing laboratory and personal safety. Applications The high-quality nucleic acids are ready to be used in a wide range of downstream applications, including PCR and quantitative real-time PCR, infectious disease and metabolic research applications. |
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供应商 | Qiagen |