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We narrowed to 243 results for: crispr cas9

Showing: 181 - 200 of 243 results

  1. Editor's Choice, August 2016

    Type
    Blog Post
    Published
    Sept. 2, 2016, 1:32 p.m.
    ...Viral Transductions Single Base Editing with CRISPR Cas9 Activators: A Practical Guide 10 Steps to a Perfect...technique uses catalytically inactive CRISPR endonuclease (dCas9) fused to a deaminase to make the transitions...popular blog post on early user experiences with CRISPR alternative, NgAgo. As you might expect with any...up and running in their labs. Pooran surveyed a CRISPR google forum to get a better idea of how many people...Directed Mutagenesis by PCR & Single Base Editing with CRISPR For my editor’s choice picks this month, I’m picking...Addgene Scientist Mary Gearing and discusses a newer, CRISPR-based technique to generate C->T or G->A transitions...Google Forums Round Up: First Impressions of NgAgo CRISPR Between the Genes: How to Experiment with Enhancers...

  2. Custom CRISPR Screens & the Green Listed Software

    Type
    Blog Post
    Published
    July 11, 2017, 2:30 p.m.
    ...Learn More About CRISPR Find CRISPR Screening Libraries Browse All CRISPR Plasmids ...world class CRISPR labs.  Check Out This Video to See How Green Listed Works at a Glance!  CRISPR knockout... activity and minimize off-target effects of CRISPR-Cas9." Nature biotechnology 34.2 (2016): 184-191. ...PMC5445660. 7. Chari, Raj, et al. "Unraveling CRISPR-Cas9 genome engineering parameters via a library-on-library...Addgene Blog Learn about CRISPR Screens How to Design Your gRNA Tips for a 1st CRISPR User Resources on Addgene.org...1000 genes you’d like to investigate in your next CRISPR screen. Luckily, the Green Listed software can ...new software tool used to design gRNAs for custom CRISPR screens targeting a (long or short) list of genes...

  3. Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools

    Type
    Blog Post
    Published
    Dec. 10, 2019, 1:58 p.m.
    ...retroviral mouse CRISPR knockout library Article contributed by Alycia Bittner CRISPR pooled libraries...method used to introduce the gRNAs into cells. Most CRISPR pooled libraries have been created in lentiviral...by lentivirus, and thus screening with available CRISPR libraries was not possible. Primary murine T cells...Sarah Teichmann and colleagues created a retroviral CRISPR knockout library using gRNAs designed by the Kosuke...Th2) cells from mice that constitutively express Cas9 and screen for genes that affect Th2 differentiation...factors as the screen readout. This retroviral mouse CRISPR pooled library can be used for screening of cells...in cells with few genetic tools. Find the mouse CRISPR knockout library at Addgene. Henriksson et al.,...

  4. Our Most Popular Blog Posts from 2019

    Type
    Blog Post
    Published
    Dec. 31, 2019, 2:26 p.m.
    ...and Flexibility to CRISPR Editing by Jennifer Tsang Prime editing is a new CRISPR technique from David...more control and flexibility to CRISPR editing. Using a fusion between Cas9 and reverse transcriptase and...on various topics in biology over the past year: CRISPR, optogenetics, chemogenetics, plasmids, fluorescent... the year. 10. Hot Plasmids - March 2019 - Anti-CRISPR, 2in1 Cloning, Fluorescent Voltage Indicators, ... recent plasmid blog posts Find the most recent CRISPR blog posts Resources at Addgene Browse the repository...

  5. Editor's Choice, October 2016

    Type
    Blog Post
    Published
    Nov. 4, 2016, 2:30 p.m.
    ...Community Engineering the Plant Genome Using CRISPR/Cas9 Healthcare Consulting: A Door to the Business...Click on the links below to catch up on ways to use CRISPR in plants, to learn techniques for detecting genome...Posts from October 2016: Sequencing Options for CRISPR Genotyping Grad School Advice Part 2: Building ...

  6. CRISPR 101: Any Base Transversion Editors

    Type
    Blog Post
    Published
    April 1, 2025, 1:15 p.m.
    ...Resources on the Addgene Blog CRISPR 101: Cytosine and Adenine Base Editors CRISPR 101: Cytosine Transversion...Addgene.org Browse CRISPR plasmids for base editing Get a broad overview with our CRISPR Guide Check out ...inserted the deaminase into the C-terminal domain of Cas9, which narrowed the editing window and reduced A...site. Like in most other base editor designs, the Cas9 nicks the non-edited strand to encourage the cell...engineering going on in the base editing field! From CRISPR-free approaches to mitochondrial base editing to...out our CRISPR 101 ebook .... gGBE consists only of engineered MPG fused to nCas9. First, MPG removes the G base from DNA to create...

  7. Plasmids 101: Golden Gate Cloning

    Type
    Blog Post
    Published
    Aug. 27, 2015, 2:30 p.m.
    ...you are using the Golden Gate method to create CRISPR/Cas9 constructs, assemble standard plasmids parts ...efficiently in just a few steps. More recently, CRISPR technology has adapted Golden Gate cloning for ...oligonucleotides specifying a gRNA target sequence into a Cas9-containing plasmid such as pX330. This cloning strategy... Check out Addgene’s restriction cloning guide! CRISPR 101: Multiplex Expression of gRNAs Choosing a Molecular...

  8. 10 Great Guest Posts We're Thankful For

    Type
    Blog Post
    Published
    Nov. 18, 2016, 3 p.m.
    ...you’re getting started with them. CRISPR Pairing CombiGEM and CRISPR for Combinatorial Genetic Screening...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... can use CombiGEM to barcode small libraries of CRISPR gRNAs to use for screening experiments. Get the...and other types of genome edits, but, even with CRISPR, it isn’t always easy to insert a section of DNA... system that uses modular RNA binding proteins, dCas9, and a modified gRNA to direct a variety of customizable...

  9. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ...Your gRNA for CRISPR Genome Editing PRIME Editing: Adding Precision and Flexibility to CRISPR Editing Resources...Resources on Addgene.org CRISPR: PRIME Edit Collection The CRISPR Guide Empty gRNA Expression Vectors...2023). This method uses a prime editor (typically a Cas9 H840A nickase fused to a reverse transcriptase) ...Steensel, B. (2021). Impact of chromatin context on Cas9-induced DNA double-strand break repair pathway balance...Yoon, S., & Kim, H. H. (2019). SpCas9 activity prediction by DeepSpCas9, a deep learning–based model with... and PE5 prime editing strategies) based on a DeepSpCas9 score ranking (Kim et al., 2019). PRIDICT saves...

  10. Hot Plasmids and Viral Preps - September 2021

    Type
    Blog Post
    Published
    Sept. 21, 2021, 1:15 p.m.
    ...10.1186/s12915-020-00929-7    The CRISPR corner By Jennifer Tsang New CRISPR plasmids are always being added...To find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources...A new tool for enriching ABE-targeted cells The CRISPR Corner New ready-to-use viral preps   Improved...end-point sequencing assays. These plasmids use “Cas9-mediated adenosine transient reporter for editing..., in addition to puromycin resistance.  The MYC-CRISPR library targets E-boxes genome-wide. It was designed...involved in DNA damage response and DNA repair.  A new CRISPR pooled library targeting S. pneumoniae D39V from...pneumococcal strains. The BARBEKO sgRNA library uses CRISPR cytosine base editors to disrupt gene function ...

  11. Hot Plasmids: Summer 2025

    Type
    Blog Post
    Published
    Aug. 28, 2025, 1:15 p.m.
    ... third of the size of Cas9). Figure 2: Comparison of TnpB (A) and Cas9 (B) genome editors. Effector... TnpB, so hot right now By Alyssa Shepard While CRISPR has become a household name, the search for smaller...more in our recent blog post on TnpB). Similar to CRISPR-Cas, TnpB is directed to genomic targets using ..., recruited by either the ωRNA (TnpB) or a gRNA (Cas9). Drawings not to scale. Created with BioRender....

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

    Type
    Blog Post
    Published
    April 7, 2015, 4:21 p.m.
    ...Modifying the CRISPRi system for multidirectional control The CRISPR interference (CRISPRi) model consists...consists of a catalytically dead Cas9 protein (dCas9) that lacks endonuclease activity coupled with a customizable...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...AdamChinFatt     References Qi, L. S. et al. Repurposing CRISPR as an RNA-guided platform for sequence-specific...Complex Synthetic Transcriptional Programs with CRISPR RNA Scaffolds. Cell, 160(1), 339-350 (2015). PubMed...

  13. Plasmids 101: Screens vs. Selections

    Type
    Blog Post
    Published
    Nov. 10, 2022, 2:15 p.m.
    ... Addgene Blog CRISPR libraries Genome-wide screens with CRISPR Lentiviral CRISPR libraries ....S. Genetic screens in human cells using the CRISPR/Cas9 system. Science, 343(6166): 80-84 (2014). doi...with small molecules/drugs. With the advent of CRISPR, genome-wide knockout screens are possible with...While the entire genome can be knocked out with CRISPR, the entirety of the small molecule realm is typically...downstream manipulations as a forward or reverse screen (CRISPR, drug, etc.), just with an added baseline component...component. Alternative screening techniques While CRISPR and drugs dominate the screening scene, there are... worth considering. RNAi screens are similar to CRISPR, but instead of knocking out the genes of interest...

  15. Viral Vectors 101: Viral Applications

    Type
    Blog Post
    Published
    April 13, 2023, 1:15 p.m.
    ... depending on the vector and virus. Viral CRISPR-Cas9 tools have been engineered to introduce frameshift...Gene Therapy with AAV Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells...

  16. Hot Plasmids: Spring 2025

    Type
    Blog Post
    Published
    June 3, 2025, 1:15 p.m.
    ...RNA-guided genome editing, think beyond Cas9 with STITCHR: a combined CRISPR / retrotransposon system with the...site-specific target-primed insertion through targeted CRISPR homing of retroelements." The Abudayyeh-Gootenberg... Figure 4: STITCHR consists of a nicking Cas9 fused to a shortened R2Tocc transposon protein, ...for scarless insertion of the payload (teal). The Cas9 gRNA targeting guide and the transposon RNA homology...scientists fused the retrotransposon protein R2Tocc to a Cas9 nickase to improve target recruitment and nicking...TurboCas provides the genomic targeting power of dCas9 with the dynamic labeling power of miniTurboID, ...proximity ligation tool (Cenik et al., 2024). While dCas9 has been used in combination with proximity labeling...

  17. Important Considerations When Using AAVs

    Type
    Blog Post
    Published
    June 13, 2017, 2:30 p.m.
    .... Currently, AAVs are being used to deliver CRISPR/Cas9 but have the potential to deliver other therapeutic...used with new exciting technologies (such as CRISPR/Cas9) as they allow for gene delivery in an efficient...Expression in Mammals A Match Made in Heaven: CRISPR/Cas9 and AAV Viral Vector Elements Additional Resources...

  18. Uncovering Ancestral Bias in CRISPR Research

    Type
    Blog Post
    Published
    Nov. 29, 2022, 2:15 p.m.
    ...mismatches within a CRISPR guide can prevent the guide from binding to the genome or prevent Cas9 from cutting...extension, race. Many researchers do large-scale CRISPR screens in cancer cell lines, looking to uncover... and Boehm labs pulled data from more than 1000 CRISPR screens in DepMap to see if they could identify...Since about 90% of the cell lines used in DepMap CRISPR screens are of either European or East Asian ancestry...it was coming through an unexpected source: the CRISPR guides, short pieces of RNA that bind to a cell...does the reference genome actually reference?  The CRISPR guides used in the screens they analyzed were designed...map to thetargeting sequences of guides across 8 CRISPR libraries. Samples are divided into those of African...

  19. CRISPR 101: RNA Editing with Cas13

    Type
    Blog Post
    Published
    July 31, 2020, 12:30 p.m.
    ... out our CRISPR Featured Topic Page Learn about RNA Targeting with Cas13a Learn about CRISPR DNA Base ...Resources on Addgene.org Browse All CRISPR Plasmids Check out our CRISPR Guide Pages ...enzymes are quickly becoming major players in the CRISPR field. Just a year after Feng Zhang’s lab identified...C2c2) (Abudayyeh et al., 2016) as a RNA-targeting CRISPR enzyme, they adapted Cas13b for precise RNA editing...programmable A to I (G) replacement) is the first CRISPR tool for RNA editing. Two years after that, the...the target locus, making them more flexible than Cas9/Cpf1. Some Cas13 enzymes prefer targets with a given... targeting work with Cas13, REPAIR is the first CRISPR-based system to enable precise RNA editing. The...

  20. What's Your Organism? Expanding Genomic Tools via the NSF EDGE Program

    Type
    Blog Post
    Published
    May 2, 2019, 12:41 p.m.
    ...organism.   It’s not an overstatement to say that CRISPR/Cas9 editing is one of the key tools now providing...clutch of eggs? Propagation is thus quite difficult. CRISPR genome editing in squid is possible nonetheless...reptiles at all. But new success is coming with CRISPR/Cas in lizards. The Menke Lab was able to make ...-Mediated Ovary Transduction of Cargo)  delivers Cas9 RNP to the arthropod germline by injection into ...
Showing: 181 - 200 of 243 results