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一般說明
Developed by Feng Zhang′s lab at the Broad Institute, the mouse GeCKO v2 (two vector system) libraries consist of over 100,000 unique gRNAs for gene knock-out in the mouse genome. Using a dual lenti CRISPR vector wherein the pooled libraries will only express the gRNA (with the lentiGuide-Puro vector), this system produces over 100X higher titer virus compared to version 1. The lentiGuide-Puro pool should be used only in cell lines with Cas9 already integrated (which can be generated using a separate lenti-Cas9-Blast vector). Sigma′s lentiviral mouse GeCKO pool guide RNA only is provided in 8 x 25 ul aliquots at a minimum titer of 5X10^8 TU/ml (measured by a p24 assay).
Each species-specific library is delivered as two half-libraries (A and B). It is recommended to screen both A and B libraries together, which will include 6 sgRNAs per gene (3 sgRNAs in each library). Both libraries contain 1000 non-targeting control sgRNAs. The A library also targets miRNAs (4 sgRNAs per miRNA).
Each species-specific library is delivered as two half-libraries (A and B). It is recommended to screen both A and B libraries together, which will include 6 sgRNAs per gene (3 sgRNAs in each library). Both libraries contain 1000 non-targeting control sgRNAs. The A library also targets miRNAs (4 sgRNAs per miRNA).
應用
Functional Genomics/Screening /Target Validation
特點和優勢
- Use CRISPR nucleases to knockout protein-coding genes to assess their function
- Efficiently screen the whole human genome (16,000+ genes) at the bench-top without robotics or specialized equipment
- Numerous built-in enrichment and depletion controls allow researchers to confidently gauge the success of their pooled screening experiments • Lentiviral CRISPRs can infect a broad variety of mammalian cells by transducing a single guide RNA (sgRNA) to a Cas9-expressing mouse cell line to facilitate gene knockout for screening applications.
- Use the dual vector system for the mouse GeCKO version 2 libraries for mouse cell lines that have Cas9 already integrated into the genome.
- Use puromycin gRNA selection after transduction.
準備報告
Puro Kill Curve and Determining CFU (Colony Formation Unit) per mL. Prior to performing a library-scale screening, two preliminary experiments must be conducted. Visit Sigma.com/pooledscreening.
其他說明
该产品仅供研发使用,不可用作药物、家庭使用或其他用途。请查阅物质安全资料表,获取危险和安全操作规范信息。尽管生产的慢病毒转导颗粒是不可复制的,但仍然建议将其作为生物危害等级2级(RGL−2)生物体在实验室中进行处理。请遵循所有已发表的RGL-2指南,进行实验室废物处理和净化。
法律資訊
CRISPR专利正在申请中
儲存類別代碼
12 - Non Combustible Liquids
水污染物質分類(WGK)
WGK 3
閃點(°F)
Not applicable
閃點(°C)
Not applicable
其他客户在看
商品
Lentiviral vector systems prioritize safety features, with design precautions preventing replication. Good handling practices are essential for use.
获取处理慢病毒、优化实验设置、测定慢病毒颗粒滴度以及选择实用转导产品方面的贴士。
Get tips for handling lentiviruses, optimizing experiment setup, titering lentivirus particles, and selecting helpful products for transduction.
实验方案
Lentivirus versions of genome modification technologies support successful CRISPR, RNAi, and ORF experiments.
FACS sorts cells based on light scattering and fluorescence for objective cell analysis.
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