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Showing: 81 - 100 of 199 results
  1. CRISPR 101: Making a Knock-In Cell Line

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    Blog Post
    ...Efficiency for CRISPR Editing in Human Cells Resources on Addgene.org Browse All CRISPR Plasmids Find Validated...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...Validated gRNAs for Your Next Experiment Check out our CRISPR Guide ... al., Nat Chem Biol). Mutate the PAM or sgRNA sequences Cas9 likely goes through multiple rounds of cleavage...
  2. Hot Plasmids - October 2020

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    Blog Post
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources page....2020.107804 The CRISPR corner By Jennifer Tsang Here are a few highlights from recent CRISPR plasmids. To find... Get the plasmids at Addgene The Human GlycoGene CRISPR Library is a new lentiviral CRISPR library that...hybrid Cas9-Cas12a gRNAs under a single U6 promoter. The paralog and dual-targeting hybrid gRNA library...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need... Get the plasmids at Addgene Sc++ is a codon-optimized, engineered Streptococcus canis Cas9 nuclease ...
  3. 3 Tips to Improve HDR Efficiency for CRISPR Editing in Human Cells

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    Blog Post
    ... Browse All CRISPR Plasmids Check Out Our CRISPR Guide Pages Find Validated gRNAs ...HDR accuracy with CRISPR/Cas-blocking mutations After genome editing with CRISPR/Cas9 in human cells was...Learn about High Fidelity Cas9 Variants How to Design Your gRNA Delivering CRISPR Ribonucleoproteins Resources...lab at the Rockefeller University in NYC. The CRISPR/Cas9 system is a versatile tool for precise gene editing...many organisms and model systems. We have used CRISPR/Cas9 extensively for the purpose of making sequence-specific... induced pluripotent stem cells (iPSCs). The CRISPR/Cas9 com­plex is very efficient at introducing double... amounts of single cell clones. Furthermore, CRISPR/Cas9 editing is often bi-allelic, meaning that even...
  4. Treating Muscular Dystrophy with CRISPR Gene Editing

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    Blog Post
    ...Check out Our CRISPR Guide Pages Find CRISPR Plasmids for Your Research Find Validated gRNAs for Your Research...dystrophin. In a subsequent study, they used CRISPR with two gRNAs to delete exon 51 or exons 45-55 in patient...additional, unique facets of CRISPR DMD therapy. Long et al. show that AAV-CRISPR does not cause obvious germline...directions and obstacles to clinical CRISPR editing Given the success of the CRISPR-mediated exon skipping approach...To bring DMD CRISPR therapy closer to the clinic, much work is still needed. First, CRISPR delivery must... to be treated clinically with CRISPR. Many obstacles remain for CRISPR gene editing, but given the speed...Majoros WH, Reddy TE, Gersbach CA. Multiplex CRISPR/Cas9-based genome editing for correction of dystrophin...
  5. A New Generation of Adenine Base Editors Improves Editing in Primary Human Cells

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    Blog Post
    .... pyogenes Cas9 in the ABE complex with PAM-variant Cas9 proteins: the S. pyogenes NG-Cas9 (PAM: NG) to...Addgene.org Get the basics of CRISPR in our CRISPR guide Find all plasmids for base editing in our collection...another evolved base editor: ABE8e Read about xCas9, a CRISPR variant with PAM flexibility Resources on ...constructs using a catalytically “dead” S. pyogenes Cas9 (dC9-ABE8.x-m/d). The dC9-ABE8.x-m/d constructs ...frequency more than 90% compared to ABE7.10. Choosing Cas9 proteins to increase the targeting scope of adenine... base editors The most commonly used S. pyogenes Cas9 requires the target site in the genomic DNA to contain... to create NG-ABE8.xm/d and the S. aureus Cas9 (PAM: NNGRRT) to create Sa-ABE8.x-m/d. With these variants...
  6. Google Forums Round Up: First Impressions of NgAgo

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    Blog Post
    ... preassembled Cas9/gRNA complexes or with guide RNA- and Cas9-expression plasmids. Cas9 guide RNA delivery...genome, which seem resistant to Cas9 cleavage (1). Both the CRISPR-Cas9 and NgAgo genome engineering methods...Enhance CRISPR Targeting Specificity with eSpCas9 and SpCas9-HF1 See How Cpf1 Stacks Up to Cas9 and NgAgo... engineer sharing the stage with much-lauded CRISPR-Cas9 is DNA-guided endonuclease NgAgo! We'll discuss...be pitted against CRISPR head-to-head.  Exciting features of NgAgo First, unlike Cas9, NgAgo does not ...On the other hand, the widespread success of CRISPR-Cas9 across multiple model organisms (3) lies in the... tested and compared NgAgo head-to-head with CRISPR-Cas9. The survey had two sections, the first section...
  7. Hot Plasmids - September 2019 - CRISPR, Auxin Inducible Degradation, MerMAID Channelrhodopsins, and Genome Looping

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    Blog Post
    ...range of CRISPRCas9 by engineering SpCas9 Article contributed by Shreya Vedantam CRISPR/Cas9 is widely...sequence targeted by the Cas9 nuclease. The Streptococcus pyogenes Cas9 (SpCas9) requires an NGG PAM to...highlight a subset of the new plasmids in the repository through our hot plasmids articles. These articles ...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...2016).  The Kanemaki lab previously developed a CRISPR/Cas9 based method to tag endogenous proteins in HCT116... were previously difficult. Find SpCas9 and Target-AID-NG plasmids at Addgene! Nishimasu H et al., Science...need. If you'd ever like to write about a recent plasmid deposit please sign up here.        New toolkit...
  8. Design Tips for Prime Editing

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    Blog Post
    ...Download the CRISPR 101 eBook Resources on Addgene.org Read the CRISPR guide Find CRISPR plasmids by function...consists of a CRISPR gRNA extended to include a primer binding site (PBS) complementary to the genome and a...enzyme of Cas9 nickase + reverse transcriptase and a prime editing guide RNA (pegRNA). The pegRNA consists...left), while pegRNAs that use other bases in this location bind to Cas9 with canonical sgRNA structure (...extension of the pegRNA should not be C. A C base is speculated to base pair with G81 of the gRNA (Anzalone ...canonical structure and Cas9 binding (Nishimasu et al., 2014). Figure 3: pegRNAs whose 3′ extension...along with your intended edit. This prevents the Cas9 nickase from re-binding and nicking the newly synthesized...
  9. 22 Hot Plasmid Technologies from 2014

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    Blog Post
    .... New CRISPR plasmids available! Interested in purifying Cas9? Check out pET-28b-Cas9-His from Alex...information on these new CRISPR screening tools, see our CRISPR/Cas Plasmids: Pooled Libraries webpage...CRISPR-Cas resources at www.addgene.org/CRISPR/ to browse CRISPR plasmids, watch informational videos, download...11):1143-8.  A new tool for CRISPR gRNA validation Selecting a gRNA sequence that effectively targets...key step for CRISPR/Cas9 gene editing. Dr. Masahito Ikawa has created a GFP reporter plasmid for scientists...DNA break. Next, the gRNA being tested is expressed along with Cas9. If the gRNA effectively cuts the ...purification of Cas9 protein in Rosetta E. coli. New Lentiviral CRISPR activator and repressor plasmids from Scot...
  10. Hot Plasmids and Viral Preps - March 2021

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    Blog Post
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources page...    The CRISPR corner By Jennifer Tsang Here are a few highlights from recent CRISPR plasmids. To find.... Once activated, Cas9 cleavage can induce DSBs within minutes. New CRISPR plasmids for Borrelia burgdorferi...Tonia Rex's lab.  vfCRISPR, or very fast CRISPR, is a light-inducible CRISPR system developed by Taekjip...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need...inducible degron system for C. elegans New CRISPR plasmids New items from the viral service Epigenetic...
  11. CRISPR 101: Cas9 vs. The Other Cas(s)

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    ...expanding CRISPR beyond spCas9 Cas proteins More resources on the Addgene Website CRISPR Plasmids and Resources...rarely hear the word ‘CRISPR’ without shortly thereafter hearing ‘Cas9’. The Cas9 nuclease is a genome ...resources on the Addgene Blog CRISPR 101: Which Cas9 do I choose for my CRISPR experiment? The PAM requirement...similarities and differences to Cas9. DNA targeting Cas enzymes Cas9 – The genome engineering workhorse...making Cas9 an adaptable choice for many genome engineering endeavors. For more information on Cas9 variants...targeting. RNA targeting Cas enzymes Move over Cas9, CRISPR isn’t just for DNA anymore! Cas enzymes have...same mechanism as traditional spCas9. If you are looking to modify RNA, Cas9 just won’t cut it – literally...
  12. Addgene’s Top 10 Blog Posts from 2014

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    Blog Post
    ...Patrick CRISPR-Cas9 FAQs Answered! By Caroline LaManna Plasmids 101: What is a plasmid? By Margo...to Design Your gRNA for CRISPR Genome Editing By John Doench (Guest Blogger) Plasmids 101: Origin of...loved helping to answer your plasmid and cloning questions through our Plasmids 101 series and by responding...and improved. The CRISPR posts written by our guest bloggers, the experts in the CRISPR/Cas field, have ...Melina Fan Plasmids 101: The Promoter Region – Let's Go! By Kendall Morgan Plasmids 101: Mammalian...Joanne Kamens Plasmids 101: Antibiotic Resistance Genes By Marcy Patrick Plasmids 101: Yeast Vectors...as seen through the lens of Addgene’s blog and plasmid repository. Our blog is just over a year old, and...
  13. Using Addgene's New Viral Service for Your Research

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    Blog Post
    ...endonuclease, Cas9 nickase, Cas9 activators, Cas9 repressors, select gRNAs, and CRISPR pooled libraries....produce CRISPR tools, we’re starting the Viral Service with lentiviral preps for the delivery of Cas9 endonuclease...Service, we’re distributing lentivirus (with many CRISPR tools included among the preps that are currently...accelerate your research.   Why distribute virus? Plasmid distribution is booming, but, over the years, many...list of what’s available or suggest additional plasmids with the Viral Service Suggestion Form. Lentivirus... in experiments other than just those involving CRISPR and so we also have lentivirus for delivering control...
  14. dTAG - You're it!

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    Blog Post
    ...Addgene.org Browse all CRISPR plasmids CRISPR plasmids for protein tagging Find validated gRNAs ...1). Plasmids: We generated a series of plasmids that are available from Addgene. These plasmids enable...Addgene Blog Easi-CRISPR: Generating Knock-In and Conditional Mouse Models CRISPR 101: Cas9 Nickase Design...selective degradation of FKBP12F36V-BRD4 using CRISPR/Cas9-mediated knock-in, and to evaluate in vivo degradation...ENL-FKBP12F36V and endogenous ENL was inactivated using CRISPR/Cas9 gene-editing. Featured molecules: dTAG-7 and ...FKBP12F36V-MELK and endogenous MELK was inactivated using CRISPR/Cas9 gene-editing. Featured molecules: dTAG-7, dTAG...were engineered to express YY1-FKBP12F36V using CRISPR/Cas9-mediated knock-in. Featured molecule: dTAG-47...
  15. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

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    Blog Post
    ...Addgene.org: Find RNA Knockdown Plasmids Check out our CRISPR Guide Read our CRISPR History  ...Microbial CRISPR diversity is impressive, and researchers are just beginning to tap the wealth of CRISPR possibilities...EsCas13d. Find the Yan et al. plasmids here Find the Konermann et al. Plasmids here How do Cas13d enzymes...Cas13d CRISPR array processing is robust, with CasRx and either an unprocessed or processed gRNA array ...VI-D CRISPR Effectors.” Cell (2018) pii: S0092-8674(18)30207-1. PubMed PMID: 29551272 Plasmids from ...Addgene Blog: Learn about CRISPR RNA Editing with REPAIR Get tips for using Cas9 Transcriptional Activators...RNA-editing Cas13 enzymes have taken the CRISPR world by storm. Like RNA interference, these enzymes ...
  16. 10 Great Guest Posts We're Thankful For

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    Blog Post
    ...you’re getting started with them. CRISPR Pairing CombiGEM and CRISPR for Combinatorial Genetic Screening...can use CombiGEM to barcode small libraries of CRISPR gRNAs to use for screening experiments. Get the full...publication. Optimizing Donor DNA for Enhanced CRISPR Genome Editing CRISPR has revolutionized how researchers make... an understanding of Cas9 biophysics! Casilio: An Adaptive, Multitasking “CRISPR-OS” In this post, Albert...that uses modular RNA binding proteins, dCas9, and a modified gRNA to direct a variety of customizable functions...Nathaniel Roquet from the Lu Lab at MIT developed plasmid based systems that report the order in which specific...and other types of genome edits, but, even with CRISPR, it isn’t always easy to insert a section of DNA...
  17. CRISPR 101: Epigenetics and Editing the Epigenome

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    Blog Post
    ... LITE Plasmids Resources on Addgene.org Check out Our CRISPR Guide Pages Find Validated gRNAs to Target...Staphylococcus aureus Cas9 (Sa-Cas) and deposited plasmid IF311: pMAGIC (R4-R3) NLS-Sa dCas9-NLS-LSD1. LSD1 ...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 ...
  18. CRISPR 101: Cytosine Transversion Editors

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    Blog Post
    ...Acronym Full name Notes CRISPR terms gRNA/sgRNA Guide RNA RNA used by Cas9 to locate a matching DNA...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 ...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...
  19. Popular Retroviral Vectors and Their Uses in Scientific Research

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    Blog Post
    ... Learn more about CRISPR plasmids for transcriptional inhibition. Retroviral Plasmid Kit Retroviral Barcoding...and selection marker removal. CRISPR technology pdCas9-humanized (Plasmid #44246) Expression of a catalytically...from the Addgene viral service. CRISPR technology lentiCRISPR v2 (Plasmid #52961) This is a 3rd generation...separate envelope and packaging plasmids as well as transfer plasmids. This concept ensures safe handling...gamma-retroviral packaging plasmids are not interchangeable. General envelope plasmids, such as VSV-G, may be...expressing new shRNA sequences pLKO (Plasmid #10878) This plasmid has been used by The RNAi Consortium... from the Zhang lab expressing S. pyogenes Cas9 and a gRNA cassette. It can be used to produce a ~10-fold...
  20. CRISPR References and Information

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    Collection
    ...Nematode: Cas9 and gRNA use Cas9 (pIK86) ; gRNA empty backbone (pDR274) PDF 87.2 KB Liu Fly: gRNA cloning...ssDNA oligos p201G Cas9 ; p201B Cas9 ; p201H Cas9 ; p201N Cas9 ; pUC gRNA Shuttle PDF 488.6 KB Sabatini and... KB Zhang gRNA cloning CRISPR RNA array: Cas9 (pX260) or Cas9 D10A (pX334) ; tracrRNA: Cas9 (pX330) or..... CRISPR Guide CRISPR Protocols gRNA Design Tools CRISPR Blog Posts In collaboration with the labs who...vector PDF 115.2 KB Church gRNA design and cloning for Cas9 orthologs Cas9 plasmids PDF 104.1 KB Chen and ...Zebrafish: gRNA cloning, in vitro transcription, injection gRNA core ; Cas9 ; optimized Cas9 PDF 66.8 KB...BsmBI-NLS-NmCas9-HA-NLS(s) PDF 47.5 KB Vosshall and Matthews CRISPR/Cas9 reagent generation; gRNA design;...
Showing: 81 - 100 of 199 results