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Showing: 61 - 70 of 559 results
  1. Progress Towards a PAM-Free CRISPR

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    ...SpG Cas9  NG  - SpRY nuclease  C to T Base Editor SpRY A to G Base Editor SpRY   NYN/NRN NYN is ...engineering, they developed the SpRY Cas9 variant (Walton, et. al, 2020). SpRY uses NRN PAMs and is capable...SpCas9. SpRY can also edit NYN PAMs, but with less efficiency and less reliability. Notably, the SpRY variant...gkab507   Resources on Addgene.org Addgene’s CRISPR Guide CRISPR Plasmids and Resources Resources on the ...Cas9 xCas9: Engineering a CRISPR Variant with PAM Flexibility History of CRISPR Cas – A Tale of Survival...sequence for your genome engineering experiment. With CRISPR entering the clinic for correction of disease-causing...landscape. The need for PAM-less editing   Guides for CRISPR are typically selected by the ‘quality’ of the ...
  2. CRISPR 101: Cas9 vs. The Other Cas(s)

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    ...resources on the Addgene Blog CRISPR 101: Which Cas9 do I choose for my CRISPR experiment? The PAM requirement...expanding CRISPR beyond spCas9 Cas proteins More resources on the Addgene Website CRISPR Plasmids ...engineering workhorse You rarely hear the word ‘CRISPR’ without shortly thereafter hearing ‘Cas9’. The...targeting. RNA targeting Cas enzymes Move over Cas9, CRISPR isn’t just for DNA anymore! Cas enzymes have been...Deletions in Human Embryonic Stem Cells Using Type I CRISPR-Cas. Molecular Cell, 74(5): 936-950.e5 (2019). ...is a single RNA-guided endonuclease of a class 2 CRISPR-Cas system. Cell, 163(3): 759-771 (2015). 10.1016...et. al. Programmed DNA destruction by miniature CRISPR-Cas14 enzymes. Science, 362(6416): 839-842 (2018...
  3. CRISPR-mediated Plant Base Editors

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    ...Addgene.org Find all CRISPR plasmids and resources at Addgene Find CRISPR base editors Find CRISPR plasmids for...base. If you heard about CRISPR, one question probably comes to mind: can CRISPR be applied to fix the defective..., Y. Multiplex CRISPR-mediated base editing in rice. In Genome Engineering: The CRISPR-Cas Revolution,... to facilitate repair. Since the development of CRISPR-mediated base editing (BE), these types of repairs...et al., 2016 and Nishida et al., 2016) invented CRISPR-base editors by tethering cytosine deaminase with...adenine (A) to a guanine (G)? You may wonder if a CRISPR-base editor can perform this change. However, there... Bastian Minkenberg, and Yinong Yang. "Boosting CRISPR/Cas9 multiplex editing capability with the endogenous...
  4. What's New in CRISPR - Winter 2018

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    ...Cas14 plasmids Anti-CRISPR proteins for optogenetic control of CRISPR-Cas9 Anti-CRISPR proteins that inhibit...blog Download the CRISPR 101 eBook Find our CRISPR 101 blog posts Read our CRISPR cheat sheet Resources...the new CRISPR plasmids available at Addgene. We will still periodically focus on specific CRISPR plasmid... anti-CRISPR proteins for optogenetic control of CRISPR-Cas9. By combining AcrIIA4, a Streptococcus pyogenes...Resources on Addgene.org Read our CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids...hope that this blog series will help you find new CRISPR tools for your research.     Improved nucleic...inhibit type II CRISPR systems were recently discovered in 2017. Now Dominik Niopek’s lab has adapted anti-CRISPR...
  5. Tips for CRISPR Gene Editing in Mice

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    Blog Post
    ...Design You gRNA Find CRISPR Plasmids for Use in Mammalian Cells Check out All of Our CRISPR Resources  ...contributed by guest blogger Samantha Young. The use of CRISPR/Cas9 for gene editing has expanded since its adaptation...et al., 2014). There are several variants of the CRISPR/Cas9 system floating around, and many pre-designed...running as soon as possible! Selecting your target CRISPR/Cas9 is often used to study the biology surrounding...as well). Therefore, if you’ve started down the CRISPR path, you’ve probably got a gene you’d like to ...tools that do it for you. One such option is the CRISPR Design tool supplied by the Zhang lab. This simple... the available gRNA targets in that region. The CRISPR Software Matchmaker can be used to determine the...
  6. Genome-wide Screening Using CRISPR

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    ...Libraries Find More CRISPR Resources at Addgene: Find CRISPR Plasmids Read our CRISPR Guide Find tools ...through Addgene.  What makes CRISPR so special? A major advantage of CRISPR/Cas9 over previous genome editing...to brush up on the various CRISPR technologies, check out Addgene's CRISPR Guide. Figure 1: Like...expressing cells. Pooled lentiviral CRISPR libraries (referred to simply as “CRISPR libraries”) consist of a heterogeneous...lentiviral transfer vectors to create the CRISPR library. CRISPR libraries have been created to knock out...ensure that you select the correct CRISPR library. Choosing the CRISPR library that is right for you There...steps involved in a CRISPR screen? Performing a forward genetic screen using CRISPR libraries is a multi-step...
  7. CRISPR 101: Validating Your Genome Edit

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    ...Find more CRISPR Resources at Addgene: Read our CRISPRGuide Get practical help from our CRISPR Protocols...Tools Read other CRISPR blog posts Find CRISPR Plasmids at Addgene  ...realistic. Check Out Our Post on Sequencing Options for CRISPR Genotyping NGS and detecting off target effects... to an untreated population. Software such as CRISPResso can help with the data analysis. If NGS is not.... Luckily, in silico prediction analyses like CRISPRitz or CRISPOR can help narrow down the list of sites...Steensel. Easy quantification of template-directed CRISPR-Cas9 editing. (2018) Nucleic Acids Research Volume..., Canver MC, Bombieri N, Giugno R, Pinello L. CRISPRitz: rapid, high-throughput and variant-aware in silico...
  8. Overcoming the AAV Size Limitation for CRISPR Delivery

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    ...toxicity. More AAV-based CRISPR systems Smaller Cas proteins SaCas9 isn't the only CRISPR enzyme that’s small...about Cas9 Variants and the Expanded CRISPR Toolbox Read about CRISPR enzyme Cpf1 Read our Introduction ...Addgene.org Check out our CRISPR Guide Find CRISPR Plasmids ... and last updated Sep 16, 2020 by Beth Kenkel.  CRISPR genome editing has quickly become a popular system...characterization for in vivo studies. One of the pitfalls of CRISPR/Cas9 genome editing is the potential for off-target...liver-specific serotype AAV8. Since the efficiency of CRISPR/Cas9 genome editing varies across targets, they...added advantage that it can be turned off by anti-CRISPR proteins. The Sontheimer lab used NmeCas9 with ...
  9. The PAM Requirement and Expanding CRISPR Beyond SpCas9

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    ...same species. Expanding the CRISPR toolbox The isolation of novel CRISPR proteins has and will continue...dramatically increase the number of CRISPR applications. The first non-Cas9 CRISPR protein adapted for genome ...trying to decide which CRISPR tools are best for your experiment, check out our CRISPR guide or leave a comment...Check out our CRISPR Featured Topic Page Resources on Addgene.org Check out our CRISPR Guide Browse ...variants effectively double the targeting range of CRISPR/Cas9 within the human genome. Another variant, ...near-PAMless Cas9 variants. These variants, named SpG and SpRY, can target NGN PAMs and NRN and NYN PAMs, respectively...AT-rich genomes (Kleinstiver et al., 2016). Type VI CRISPR systems, which target RNA, offer additional targeting...
  10. New Tools Enable CRISPRa for Neuroscience Applications

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    ...blog Browse our CRISPR blog posts Download our CRISPR cheat sheet Download our CRISPR eBook Resources...out our comprehensive CRISPR guide Find CRISPR plasmids and resources Find CRISPRa plasmids ...recent papers describe the development of CRISPR activation (CRISPRa) tools for neuroscience, including transgenic...neuroscience research. What is CRISPR-based activation? To summarize, CRISPRa uses a nuclease-dead variant...by specific sgRNAs. Its RNA-guided nature makes CRISPRa much simpler to implement in genome-wide screens...screens over cDNA libraries. However, using CRISPRa to target individual genes can be relatively laborious...ones. Simplified in vivo delivery using SPH mice CRISPRa has largely been limited to in vitro settings due...
Showing: 61 - 70 of 559 results