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  1. Rewiring Metabolic Circuitry with CRISPR RNA Scaffolds [Video]

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    Blog Post
    ...Modifying the CRISPRi system for multidirectional control The CRISPR interference (CRISPRi) model consists...Addgene: Plasmids for CRISPRi are described here: http://www.addgene.org/crispr/qi/ Plasmids described...Complex Synthetic Transcriptional Programs with CRISPR RNA Scaffolds." Adam has also created a video to...metabolic biofactories by demonstrating the use of CRISPR-based RNA scaffolds to mimic natural transcriptional...target sequence (Qi et al. 2013). Modifying the CRISPRi system for more flexible multidirectional control...microbiologist. Summary  The single guide RNA in the CRISPRi system can be repurposed to include modular RNA...AdamChinFatt     References Qi, L. S. et al. Repurposing CRISPR as an RNA-guided platform for sequence-specific...
  2. Multiplexed Capture of Promoter-enhancer 3D Chromatin Structures Using CRISPR

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    Blog Post
    ...Addgene Blog First time CRISPR user? Check out our tips for 1st time CRISPR users Learn how to Choose...Here Brush Up on Your CRISPR Background with Addgene’s CRISPR Guide Page ...resolution, the Xu lab created a dCas9-based CAPTURE (CRISPR Affinity Purification in situ of Regulatory Elements...at hundreds of loci at once (Liu et al., 2020). CRISPR Affinity Purification in situ of Regulatory Elements... crispr...
  3. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

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    ...technologies like CRISPR. Figure 1: An overview of the general schematic of CRISPR/Cas based COVID...check out this table.  All-in-one dual CRISPR/Cas12a (AIOD-CRISPR) assay – for rapid, ultrasensitive and...-2 sequence detection method based on CRISPR-Cas12. Cold Spring Harbor Laboratory. https://doi.org/10.1101...Resources on Addgene.org Get the basics about CRISPR in our CRISPR guide Browse our entire COVID-19 plasmid...University. Since its appearance, SARS-CoV-2 has spread to almost every part of the world manifesting as... as a full-fledged pandemic. Containing the spread of this virus has become an utmost priority for countries...flattening the curve, it has become evident that widespread testing is crucial in controlling this pandemic...
  4. CrispyCrunch: High-throughput Design and Analysis of CRISPR+HDR Experiments

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    Blog Post
    ...with NGS data were: Crispresso CrispRVariants AmpliCan We chose to adapt Crispresso by Luca Pinello and...Addgene.org Find CRISPR plasmids and resources Download the CRISPR eBook Read our CRISPR guide  ... our CRISPR 101 blog posts Learn about some considerations when designing gRNAs Find other CRISPR software...announce the general availability of new a tool for CRISPR scientists––CrispyCrunch! CrispyCrunch is a web... helps scientists design and analyze batches of CRISPR samples. We invite you to jump in and try it out...existing popular web services, currently Crispor and Crispresso, that adhere to the same principles listed here...pre-existing guides for primer design. The ecosystem of CRISPR tools Before deciding to build our own tool, we...
  5. The Crispr Babies Saga Shows the Need for Action, Not More Delays

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    ...the Addgene blog Find all of our CRISPR blog posts Download the CRISPR 101 eBook Read our genome engineering...posts Resources on Addgene.org Read our CRISPR guide Find CRISPR plasmids by function Check out our genome... report. A scientist working in China was using CRISPR/Cas9 in an attempt to create gene-edited babies...overlapping, valid critiques being offered of He’s work: CRISPR/Cas9 genome editing is not far enough along, scientifically... as research published on December 13 shows us, CRISPR/Cas9 techniques are continually being refined; ...manipulate an embryo—even if it’s not necessarily via CRISPR/Cas9. This leaves us with the second critique. ...agreed-upon international moratorium on utilizing CRISPR/Cas9 in humans. This topic was to be revisited ...
  6. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

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    Blog Post
    ...Microbial CRISPR diversity is impressive, and researchers are just beginning to tap the wealth of CRISPR possibilities...RNA Knockdown Plasmids Check out our CRISPR Guide Read our CRISPR History  ...RNA-editing Cas13 enzymes have taken the CRISPR world by storm. Like RNA interference, these enzymes ...general bioinformatic screens that looked for a CRISPR repeat array near a putative effector nuclease....these papers can independently process their own CRISPR arrays into guide RNAs. crRNA cleavage is retained... WYL proteins an intriguing counterpart to anti-CRISPR proteins that negatively modulate the activity ...measured by flow cytometry, respectively. Cas13d CRISPR array processing is robust, with CasRx and either...
  7. CRISPR 101: Cas9 Nickase Design and Homology Directed Repair

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    ...Addgene.org Check out CRISPR Topic Page Find CRISPR Nickase Plasmids Browse the CRISPR Guide ... Cas9 nuclease domains, researchers created the CRISPR nickase. Nickases create a single-strand rather...Integrated DNA Technologies) first demonstrated how CRISPR nickases improve homology directed repair rates...rates, and share their design rules for your next CRISPR nickase experiment Overview of Cas9 nickase We’ll...nickase design Ready to employ nickases for your next CRISPR experiments? Here’s IDT’s best advice: Use a PAM-out...
  8. 3 Tips to Improve HDR Efficiency for CRISPR Editing in Human Cells

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    Blog Post
    ...Increasing HDR accuracy with CRISPR/Cas-blocking mutations After genome editing with CRISPR/Cas9 in human cells...Paquet, et al  2017). Find Additional CRISPR Resources on Addgene's CRISPR Guide Page 2. Optimizing "cut-to-mutation...gRNA Delivering CRISPR Ribonucleoproteins Resources on Addgene.org Browse All CRISPR Plasmids Check ...s lab at the Rockefeller University in NYC. The CRISPR/Cas9 system is a versatile tool for precise gene... many organisms and model systems. We have used CRISPR/Cas9 extensively for the purpose of making sequence-specific...human induced pluripotent stem cells (iPSCs). The CRISPR/Cas9 com­plex is very efficient at introducing ...al, Mai et al) we were very excited to set up a CRISPR-based editing platform in our lab. Our goal was...
  9. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

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    Blog Post
    ...Nanoblades to Existing CRISPR Delivery Methods When compared head-to-head with existing CRISPR delivery technologies...delivery Learn about CRISPR delivery methods for mammalian cells Browse our CRISPR 101 blog post Resources...Addgene.org Check out our comprehensive CRISPR guide Find CRISPR plasmids and resources Learn about viral...CRISPR is a simple and versatile tool for genome engineering, but its utility is dependent on its ability...ability to infiltrate cells. Options for CRISPR delivery include plasmid transfection, RNP electroporation...pluripotent stem cells (hiPSCs). Nanoblades, a new CRISPR delivery method developed by the Ricci Lab and ...and the T. Ohlmann Lab, adds a covert tool to the CRISPR tool box.  Nanoblades are engineered murine leukemia...
  10. With Our New Viral Service, We're Taking CRISPR Further!

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    Blog Post
    ...ready-to-use CRISPR lentiviral preps to researchers across the globe. Why provide CRISPR as virus? “Like...are rough approximations of the total number of CRISPR plasmids for that particular organism available...total with the indicated function. One huge reason CRISPR has become such a popular genome editing tool is... is its developers’ willingness to make their CRISPR technologies available to the academic research community...point for the production of viruses used to deliver CRISPR components to cells or organisms under study. In... Advisory board, on the difficulty of producing CRISPR lentivirus. As we’ve heard from scientists, producing...kb) this is a particularly prominent problem in CRISPR genome editing experiments. We aim to alleviate...
  11. CRISPR Kinome Libraries Available: Pooled and Individual Plasmid Formats

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    Blog Post
    ... Excel spreadsheet of random numbers that’ll leave you, well, #sad. Learn More About CRISPR Pooled ...prudent. What's in the CRISPR kinome library? Thus, we are glad to provide CRISPR libraries targeting the...Screens with CRISPR/Cas9 Get John Doench's Tips on gRNA Design Check Out News Ways to Use CRISPR for Single...designed perturbations – in the case of screens using CRISPR technology, gRNAs to knockout genes – are essential...available in two vector formats: all-in-one (lentiCRISPRv2, expressing both Cas9 and an individual gRNA...maximize activity and minimize off-target effects of CRISPR-Cas9." Nature biotechnology (2016). PubMed PMID... Library Page Find Validated gRNAs Deposit Your CRISPR Plasmids ...
  12. Enhancing CRISPR Targeting Specificity with eSpCas9, SpCas9-HF1, & HypaCas9

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    Blog Post
    ... Our CRISPR 101 Series Resources on the Addgene Website Find CRISPR Plasmids Browse our CRISPR Guide...evidenced by all the CRISPR publications, press, and plasmids out there, it’s obvious that CRISPR is a ground-...affecting our everyday lives very soon. Not only is CRISPR having effects on various biological disciplines... The off-target problem It is well known that CRISPR/Cas9 genome editing can result in unwanted changes...Berkeley set out to decrease the off target effects of CRISPR/Cas9 by altering the nuclease activity of the Cas9...Cas9 variant (HypaCas9) to the pool of enhanced CRISPR tools. In their work, Chen et al. 2017 used single...Kleinstiver, Benjamin P., et al. "High-fidelity CRISPR–Cas9 nucleases with no detectable genome-wide off-target...
  13. Even more elegant: Single injection CRISPR/Cas9 in C. elegans

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    ...summer of 2013, a remarkable nine papers describing CRISPR/Cas9 genome engineering methods for C. elegans ...lab at the University of North Carolina has made CRISPR in C. elegans even easier - now, one can generate...approach Multiple features of C. elegans have made CRISPR/Cas9 so successful in this species, namely, the...transgene selection strategy for their C. elegans/CRISPR experiments, but this strategy required the use...sought to create a new and efficient selection-based CRISPR/Cas9 method to generate knock-ins on any genetic...other species or in cell culture. In addition to CRISPR/Cas9 applications, SEC selection could replace ... system represents another leap forward for the CRISPR/Cas9 revolution!   References Streamlined Genome...
  14. CRISPR Meets Synthetic Biology: A Conversation with MIT’s Christopher Voigt

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    ... future. Building circuits from CRISPRs Addgene: What can CRISPR do for synthetic biology? Voigt: The...multi-input CRISPR/Cas9 genetic circuits References: Nielsen AA, Voigt CA. Multi-input CRISPR/Cas genetic...Nielsen describe what’s possible when multi-input CRISPR/Cas genetic circuits are linked to the regulatory...about this collision that’s taking place between CRISPR technology and synthetic biology, the tools he’... proteins that don’t interfere with each other. CRISPR is so orthogonal and programmable that you can ...straightforward surprisingly. So I think a nice thing about CRISPR is how much easier it is to work with than regulatory...One thing is that Cas9 is toxic. When cells carry CRISPR circuitry, it can slow their growth. Something ...
  15. CRISPR Protocol for Genomic Deletions in Mammalian Cell Lines [Video]

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    .... More CRISPR Refereces: Browse CRISPR Plasmids CRISPR Information at Addgene More CRISPR-Cas Blog...reprint of the CRISPR article "Generation of Genomic Deletions in Mammalian Cell Lines via CRISPR/Cas9" from...Orkin and Daniel Bauer's labs details the use of CRISPR/Cas9 to create genomic deletions in mammalian cell...discuss the motivations behind this research.   Using CRISPR/Cas9 for targeted genomic deletions We were inspired...collaboration with the Porteus lab [2]. With the advent of CRISPR/Cas9, we began to explore the paired double-strand...bear an indel or inversion mutation [3]. In the CRISPR era, the genomic landscape may be surveyed in unprecedented... procedures. The video details how to transfect CRISPR plasmids into MEL cells by electroporation, sort...
  16. Interview: Hodaka Fujii on enChIP, New CRISPR Tools, and More

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    ...enChIP using CRISPR Addgene: Your lab recently developed a retroviral enChIP system using CRISPR technology... molecule technologies such as TAL proteins and CRISPR became available, I was very excited because genome-editing...retroviral enChIP system enables us to express the CRISPR complex much easier in various cells, including...a Retroviral Expression System for enChIP Using CRISPR. Fujita T, Fujii H. PLoS One. 2014 Jul 22;9(7):...molecule-mediated chromatin immunoprecipitation (enChIP) using CRISPR. Fujita T, Fujii H. Biochem Biophys Res Commun.... crispr...
  17. Lentiviral CRISPR Libraries Enable Genome-Scale, Knockout Screening

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    ... more about CRISPRs: Using CRISPR/Cas to Edit Disease Out of the Genome History of CRISPR Cas - A tale...system. Genome wide mouse CRISPR library The Yusa lab has leveraged the CRISPR system to target all 19,...It’s clear that CRISPR-Cas9 technology has really changed the game for anyone looking to quickly and ...all across the genome? Two new human lentiviral CRISPR library systems described in companion papers in...describes the development of a mouse lentiviral CRISPR library.  “This enables you to do customized genetic...gene groups The 6 available enriched lentiviral CRISPR libraries developed by MIT's Tim Wang and colleagues...and more.  “In the past, genome engineering with CRISPRs was limited to modification of a few loci at a ...
  18. CRISPR Plasmids - Double-Strand Break (Cut)

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    ...Zebrafish Xenopus CRISPR Resources CRISPR Guide Viral Preps Protocols gRNA Design Tools CRISPR Blog Posts Fully... CRISPR Cut CRISPR Plasmids: Cut Browse CRISPR...CRISPR plasmids that create double strand breaks in DNA. CRISPR... Fully functional CRISPR/Cas enzymes will introduce a double-strand break (DSB) at a specific location...enzymes? CasPEDIA is an encyclopedia of Class 2 CRISPR systems with wiki entries describing enzyme activity... . Browse, sort, or search the tables below for CRISPR plasmids designed to introduce a DSB. Plasmids ...
  19. CRISPR Plasmids - Single-Strand Break (Nick)

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    ...Xenopus CRISPR Resources CRISPR Guide Viral Preps Protocols gRNA Design Tools CRISPR Blog Posts CRISPR/Cas... CRISPR Nick CRISPR Plasmids: Nick...CRISPR nickase plasmids for the generation of single-strand breaks. CRISPR...Nick Browse CRISPR Plasmids By Function Genome Editing Cut Base Edit Nick Prime Edit Transcriptional Regulation...enzymes? CasPEDIA is an encyclopedia of Class 2 CRISPR systems with wiki entries describing enzyme activity... . Browse, sort, or search the tables below for CRISPR nickase plasmids. Plasmids are available for expression...
  20. Zhang Lab's CRISPR Frequently Asked Questions

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    ... Genome Engineering CRISPR Zhang Lab CRISPR Plasmids Zhang Lab CRISPR FAQs Zhang...Zhang Lab's CRISPR Frequently Asked Questions You may also like... Zhang Lab CRISPR plasmids General CRISPR...using the lab's CRISPR technology. Visit the Zhang Lab page and forum to learn more. CRISPR Design FAQs Homologous...the Bench FAQs CRISPR Design FAQs Should I use wildtype or double nickase for my CRISPR genome engineering...Dr. Le Cong, the first author of a seminal CRISPR article from Dr. Feng Zhang's Lab, has assembled a ... lab's CRISPR technology. Genome... CRISPR Plasmids Dr. Le Cong, the first author of one of the seminal articles from Dr. Feng Zhang's Lab...
Showing: 141 - 160 of 554 results