Skip to main content

We narrowed to 293 results for: CRISPR-Cas9

Showing: 81 - 100 of 293 results
  1. What's New in CRISPR - November 2021

    Type
    Blog Post
    ... enzyme with a fully active Cas9 enzyme. PE-Cas9 comprises an active Cas9 fused to the reverse transcriptase...blog Download the CRISPR 101 eBook Find our CRISPR 101 blog posts Read our CRISPR cheat sheet Resources...our CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids Topics: CRISPR, Other...edition of “What’s New in CRISPR” - where we highlight a few of the newest CRISPR plasmids available at Addgene... read more content related to CRISPR technology, subscribe to our CRISPR blog content.   In this post ... Miniature CRISPR-Cas systems SEND plasmids Prime editing improvements Miniature CRISPR-Cas systems ...One drawback to the commonly used S. pyogenes CRISPR/Cas9 system is that it is too large to be effectively...
  2. Four Base Editing Reporters to Monitor and Enrich Editing in Real-time

    Type
    Blog Post
    ...other CRISPR reporters Browse our CRISPR blog posts Resources on Addgene.org Browse the CRISPR guide... genome, but they’re inefficient compared to CRISPR/Cas9 edits that rely on double strand DNA breaks. ...single base editing by APOBEC-Cas9 Though the ACE reporter quantifies APOBEC-Cas9 efficiency in real-time, ...converted into BFP (blue fluorescent protein) upon CRISPR/Cas9 homology directed repair (HDR) (Glasser et al... A Versatile Assay for the Quantification of CRISPR/Cas9-mediated Genome Editing. Molecular Therapy - ...and enrichment of DNA editing by APOBEC–Cas9 or cleavage by Cas9 in living cells. Nucleic Acids Research... a APOBEC-Cas9n-UGI complex. So how exactly does this work? Figure 1: APOBEC- and Cas9-mediated ...
  3. Plant Plasmids and Resources

    Type
    Collection
    ...engineering, including CRISPR/Cas9 parts. CRISPR Diego Orzaez 1000000159 MoClo CRISPR/Cas Toolkit for Plants...membrane and nuclear markers. CRISPR Alexis Maizel 1000000151 CRISPR-Cas9 Gateway System for Physcomitrella...Transformations Engineering the Plant Genome Using CRISPR/Cas9 CRISPR-mediated Plant Base Editors RNA Interference...for assembly of CRISPR/Cas9 constructs using a high efficiency intron-optimized SpCas9-coding gene in ...cloning and multigene engineering, including CRISPR/Cas9 parts. Golden Gate (GoldenBraid) Diego Orzaez...Cloning System (#1000000036). Includes modules for CRISPR/Cas9 genome editing, dexamethasone-inducible expression...sequences, basic CRISPR parts, and parts for modular geminiviral replicon assembly. CRISPR Daniel Voytas ...
  4. CRISPR Activators: A Comparison Between dCas9-VP64, SAM, SunTag, VPR, and More!

    Type
    Blog Post
    ...Most popular methods for CRISPR activation CRISPR activation uses dCas9, a CRISPR protein variant lacking... blog Browse our many CRISPR blog posts Get the basics of CRISPR in the CRISPR 101 blog series Resources...making it a common choice for CRISPR activation. Newer methods for CRISPR activation While SAM, SunTag,...compared to other CRISPR activators, but their initial results show promise for CRISPR-based gene activation... transcriptional activation by an engineered CRISPR-Cas9 complex. Nature 517:583–588 . https://doi.org...Gersbach CA (2013) RNA-guided gene activation by CRISPR-Cas9–based transcription factors. Nat Methods 10:973...Resources on Addene.org Read Addgene's CRISPR Guide Find CRISPR plasmids for your research ...
  5. CRISPR 101: Epigenetics and Editing the Epigenome

    Type
    Blog Post
    ...types. They have also fused LSD1 to x-Cas9(3.7). x-Cas9(3.7) is a SpCas9 mutant that exhibits increased PAM...deacetylases. CRISPR and epigenetics As with many TALEN-based technologies, the advent of CRISPR has made .... For an up-to-date list of CRISPR epigenetic tools, check out our CRISPR Epigenetics resource. Transcriptional...potential advantage of CRISPR epigenetic tools is their persistence and inheritance. CRISPR activators and repressors...TE, Gersbach CA (2015) Epigenome editing by a CRISPR-Cas9-based acetyltransferase activates genes from ...IB, Crawford GE, Reddy TE, Gersbach CA (2017) CRISPRCas9 epigenome editing enables high-throughput screening...Edwards JR, Challen GA (2016) Reprogrammable CRISPR/Cas9-based system for inducing site-specific DNA methylation...
  6. 15 Hot Plasmids from 2017

    Type
    Blog Post
    ...podcast segment on CRISPR tools for plants CRISPR inhibitors Bacteria utilize CRISPR Cas9 systems to defend...Ouabain New CRISPR base editors The popular CRISPR base editing technique uses dCas9/Cas9 nickase fused...to increase CRISPR editing efficiency across multiple CRISPR enzymes. Plasmids for CRISPR coselection ..., a base editor containing high fidelity Cas9 variant HF-Cas9. They subsequently tested the original BE3...-BE3  EQR-Cas9 (NGAG)  Lower off-target activity than BE3  85173  pBK-VRER-BE3  VRER-Cas9 (NGCG)   ...back using CRISPR inhibitors. Several such inhibitors have been characterized for type I CRISPR systems,... for the popular type II CRISPR systems, which include S. pyogenes (Spy) Cas9, been identified. In Rauch...
  7. DAP arrays for multiplex gene editing

    Type
    Blog Post
    ... found led them back towards Cas9 fused base editors (nCas9-BE), as Cas9 is mechanistically more favored...leading the edge of the precision gene editing. CRISPR-Cas9, the key component to enable efficient base editing...also exhibited reduced Cas9-dependent off-target editing and do not cause higher Cas9-independent off-target...independently generate multiple gRNAs for nCas9-BE, or any other kinds of CRISPR tools, without compromising their...The natural CRISPR locus of a bacteria host encodes multiple guide RNAs (gRNAs) on a single array to ... invading phage pathogen. Over the past decade, CRISPR tools have leveraged such host-defense mechanisms...with only minimal payloads. DAP array  Although CRISPR-Cas12a, with abilities to process and release its...
  8. Another Pathway into Cells: iTOP

    Type
    Blog Post
    ...iTOP would be compatible with CRISPR/Cas9 genome editing. Although CRISPR/Cas9 is all the rage, they had ...transduction method and its potential applications to CRISPR/Cas9 genome editing.   Protein-only transduction...expression. Image courtesy of Diego D'Astolfo. CRISPR/Cas9: a potential application of iTOP Having tested...stemness, indicating that iTOP may be valuable for CRISPR/Cas9 stem cell editing. The small molecule ...expression has a long-lasting effect, such as Cre- or Cas9-mediated recombination. Both primary hESCs and immortalized...cells treated with iTOP efficiently took up both Cas9 protein and a gRNA (yes, iTOP can also be used for... elements of iTOP. iTOP can be used to transduce Cas9 and a gRNA, which subsequently enter the nucleus...
  9. Typing CRISPR Systems

    Type
    Blog Post
    ...blog CRISPR 101: Cas9 vs. The Other Cas(s) CRISPR 101: RNA Editing with Cas13 Build your CRISPR vocabulary...Additional resources on Addgene.org CRISPR guide CRISPR plasmids CRISPR references ...first time. The discovery and application of CRISPR-Cas9 kicked off over a decade of frenzied interest...Classification Structure Principles of CRISPR classification While CRISPR systems now seem neatly organized...versus class 2 There are two CRISPR classes: Class 1 and Class 2. Class 1 CRISPR systems use multi-Cas effectors..., like Cas9. The Cascade complex doesn’t usually carry out the function of the specific CRISPR type but... Type I CRISPR systems make up the majority of Class 1, and are the most common type of CRISPR overall...
  10. CRISPR 101: Making a Knock-In Cell Line

    Type
    Blog Post
    ...for successful HDR events. CRISPR cut site location Position your CRISPR cut site as close as possible...s41589-019-0432-1 Mehdi Banan. Recent advances in CRISPR/Cas9-mediated knock-ins in mammalian cells. J Biotechnol...homology-directed repair choice in response to CRISPR/Cas9 Induced-double strand breaks. Int J Mol Sci.,...human genome engineering by controlled timing of CRISPR/Cas9 delivery. eLIFE. (2014) 10.7554/eLife.04766 Moreno-Mateos...Efficiency for CRISPR Editing in Human Cells Resources on Addgene.org Browse All CRISPR Plasmids Find...Nat Chem Biol). Mutate the PAM or sgRNA sequences Cas9 likely goes through multiple rounds of cleavage ...guarantee there won’t be re-targeting after HDR. If your Cas9 cuts in the coding region of a gene, make sure that...
  11. CRISPR 101: Cytosine Transversion Editors

    Type
    Blog Post
    ...Editing CRISPR 101: Cas9 Structural Biology Additional resources on Addgene.org Browse CRISPR plasmids...how CRISPR-derived base editing works in general. Base editors use either catalytically dead Cas9 (dCas9...need from Cas9 are sequence specificity and the R-loop structure. In order to bind DNA, Cas9 requires ...to the stretch of ssDNA created by Cas9 binding. Pro tip! In CRISPR, the non-target strand is the DNA ...Acronym Full name Notes CRISPR terms gRNA/sgRNA Guide RNA RNA used by Cas9 to locate a matching DNA...non-target strand of DNA for Cas9 to bind.   R-loop The structure formed by Cas9 binding to DNA and separating... Programmable C:G to G:C genome editing with CRISPR-Cas9-directed base excision repair proteins. Nature...
  12. Worm Expression Resources

    Type
    Collection
    ...elegans via a CRISPR-Cas9 system. Cloning-free CRISPR for C. elegans , which uses purified Cas9, such as that... individually. CRISPR Read Addgene's CRISPR Guide for a general introduction to CRISPR technology. Addgene's... tag insertion using CRISPR/Cas9 and the selection of C. elegans strains. CRISPR plasmids from John Calarco's...feeding worms bacteria expressing dsRNA or use CRISPR/Cas9 gene editing to easily engineer specific transgenic...Addgene's worm CRISPR resources include plasmids expressing Cas9, empty gRNA backbones, and constructs ...Recovery of Custom Genetic Modifications with CRISPR/Cas9 in Caenorhabditis elegans. Mos1 Based Transgenesis...Addgene Blog Posts An “elegans” Approach to Better CRISPR/Cas9 Editing Efficiency Fluorescent Tagging of Endogenous...
  13. With Our New Viral Service, We're Taking CRISPR Further!

    Type
    Blog Post
    ...ready-to-use CRISPR lentiviral preps to researchers across the globe. Why provide CRISPR as virus? “Like... size of the SpCas9 nuclease (~4.2 kb) this is a particularly prominent problem in CRISPR genome editing...Institute to provide lentiviruses for delivery of SpCas9 and Cas9 nickase for genome editing. You can also enhance...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...
  14. Isolating Genomic Regions of Interest with the CRISPR System

    Type
    Blog Post
    ...blog Download the CRISPR 101 eBook Find our CRISPR 101 blog posts Read our CRISPR cheat sheet Resources...inactive form of Cas9 known as dCas9 (Jinek et al., 2012). Like Cas9, dCas9 can bind to a specific DNA ...Central PMCID: PMC3664290.  Zhang, Yiqun, et al. "CRISPR Cas9-guided chromatin immunoprecipitation identifies...Resources on Addgene.org Read our CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids...specific genomic region using the CRISPR system, consisting of dCas9 and targeting gRNA, to identify molecular..." form. In this form, the CRISPR complex, consisting of a recombinant dCas9 protein and synthetic gRNA...of interest with dCas9 and a targeting gRNA. One such example by the Xu lab is CRISPR affinity purification...
  15. Hot Plasmids: Fall 2024

    Type
    Blog Post
    ...Overview of the dual-plasmid CRISPR/Cas9 workflow in M. abscessus. A) Sth1Cas9 mediates double strand break...mScarlet-based tags for live imaging in C. elegans CRISPR/Cas9 for gene disruption in M. abscessus  Bioluminescent...Mycobacterium abscessus using a dual-plasmid CRISPR/Cas9 system By Aryana Khosravani Deborah Hung’s lab...lab has developed a novel dual-plasmid CRISPR/Cas9 system for gene disruption in Mycobacterium abscessus...(Figure 4). This work marks the first use of CRISPR/Cas9 in M. abscessus. The simplicity and efficiency...under CC-BY license.   Find plasmids for CRISPR/Cas9 in M. abscessus here! Neo D, Clatworthy A, and... and Hung, D. (2024). A dual-plasmid CRISPR/Cas9-based method for rapid and efficient genetic disruption...
  16. Hot Plasmids - March 2019 - Anti-CRISPR, 2in1 Cloning, Fluorescent Voltage Indicators, and Photoswitchable Proteins

    Type
    Blog Post
    ...control of CRISPR-Cas9 by CASANOVA Article contributed by Cary Valley  Listen to the anti-CRISPR podcast ...podcast segment Anti-CRISPR (Acr) proteins potently inhibit type II CRISPR systems including the popular S. ...domains, they have developed a system to control CRISPR-Cas9 activity using blue light (Bubeck et al., 2018...thus, inhibiting function of Acr. This allows CRISPR-Cas9 to function on its target.  They name their most...Acr-LOV fusion protein inhibitor CASANOVA for “CRISPR-Cas9 activity switching via a novel optogenetic variant... It works with the S. pyogenes Cas9, dCas9-effector fusions, and xCas9, and requires no additional chemicals.... pyogenes Cas9 (Rauch et al., 2017, Hynes et al., 2017). However, Acr inhibition is spatially and temporally...
  17. Pairing CombiGEM and CRISPR for Combinatorial Genetic Screening

    Type
    Blog Post
    ...of CombiGEM-CRISPR experiments. CombiGEM-CRISPR: The marriage of two simple platforms CRISPR has revolutionized... activity and minimize off-target effects of CRISPR-Cas9." Nature biotechnology (2016). PubMed PMID: 26780180... transcriptional activation by an engineered CRISPR-Cas9 complex." Nature (2014). PubMed PMID: 25494202...PMC4559080. 8. Shalem, Ophir, et al. "Genome-scale CRISPR-Cas9 knockout screening in human cells." Science 343.6166...al. "Genetic screens in human cells using the CRISPR-Cas9 system." Science 343.6166 (2014): 80-84. PubMed... Wong, Alan SL, et al. "Multiplexed barcoded CRISPR-Cas9 screening enabled by CombiGEM." Proceedings of...Tracing Read about CRISPR/Optogentics Tools Resources on Addgene.org Catch up on Your CRISPR Background with...
  18. Prime Editing: Adding Precision and Flexibility to CRISPR Editing

    Type
    Blog Post
    ...Guide RNAs Visit our CRISPR topic page Learn the basics of CRISPR Download the CRISPR 101 eBook Resources...prime editor consists of a Cas9 nickase fused to a reverse transcriptase. The Cas9 nickase is guided to the... that most Cas9-induced DSBs are repaired by non-homologous end joining. As a result, Cas9 treatment causes... ~ ~ ✓ ✓ ✓ R221K N394K Cas9 mutations Improve Cas9 nuclease activity ~ ~ ~ ~ ...Resources on Addgene.org Read the CRISPR guide Find CRISPR plasmids by function Browse our entire plasmid ...variants in most cell types. But prime editing, a CRISPR technique developed in David Liu’s lab in 2019,...considerably more precision and flexibility to the CRISPR editing world. The approach, originally published...
  19. Editor's Choice, July 2016

    Type
    Blog Post
    ...Generating Mouse Models Using CRISPR/Cas9 Cpf1 Update: Comparison to Cas9 and NgAgo Special Delivery: Fluorophore... how CRISPR has made it much easier to generate mouse models.   Cpf1 Update: Comparison to Cas9 and ...do with CRISPR, our most popular post in July (with over 700 views) was an update on new CRISPR genome ... when compared to the most commonly used Cas9 variant, SpCas9. These properties, combined with other benefits...can find in the post, may make Cpf1 the preferred CRISPR variant going forward.   Special Delivery Fluorophore...
  20. CRISPR Plasmids - Base Edit

    Type
    Collection
    ...list of CRISPR resources by visiting our CRISPR reference page . CRISPR Guide Viral Preps CRISPR Protocols...are created by fusing Cas9 nickase or catalytically inactive “dead” Cas9 (dCas9) to a cytidine deaminase...editors are available with multiple Cas9 variants including high fidelity Cas9’s. Further advancements have ...from the Xing Chang lab and CRISPR-X from the Michael Bassik lab , in which Cas9 is fused to activation-induced...1: Overview of CRISPR base editing. Browse, sort, or search the tables below for CRISPR base editing plasmids...learn more about base editing and other CRISPR topics, read our CRISPR Guide . Mammalian ID Plasmid Gene/Insert...Publication Return to top CRISPR Resources Addgene has a large selection of CRISPR plasmids and resources...
Showing: 81 - 100 of 293 results