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We narrowed to 190 results for: Anti-CRISPR

Showing: 121 - 140 of 190 results

  1. Harnessing TnpB for Genome Editing: A Compact and Versatile Tool for Your Research

    Type
    Blog Post
    Published
    July 29, 2025, 1:15 p.m.
    ...Resources on the Addgene Blog CRISPR 101: Engineering the Plant Genome Using CRISPR/Cas9 RNA Interference in...Research Institute. When it comes to genome editing, CRISPR is a name that resonates with nearly every biologist...academic, and researcher. Among the most well-known CRISPR-associated nucleases are Cas9 and Cas12a, the heavyweights... Engineering Guide Plant Plasmids and Resources CRISPR Plasmids and Resources ...As research into TnpB continues to evolve, we anticipate its use will expand into diverse plant and animal...

  2. Donations from Addgene to Yield Answers for Rare Disease Researchers

    Type
    Blog Post
    Published
    Sept. 15, 2015, 2:30 p.m.
    ...induced pluripotent stem cell (iPS) technology and CRISPR-Cas9 constructs from Addgene to gene-edit mutations...looking at a bunch of different strategies with CRISPR-Cas9. There are so many different variants and ...functional role of those mutations, they now plan to use CRISPR-Cas9 technology to create cell lines and/or mouse...Rare Genomics Institute and Addgene will make a substantial difference in pushing the work forward. Xeroderma...

  3. Screening for Successful Genome Editing with Digital PCR

    Type
    Blog Post
    Published
    March 30, 2017, 2:30 p.m.
    ...rough waters of mutation validation, such as this "CRISPR 101" post. Next-generation sequencing technologies...High-frequency off-target mutagenesis induced by CRISPR-Cas nucleases in human cells. Nature Biotechnology... crispr...calculated (details in [2]) and can be used to quantify rates of mutation in a bulk or single cell-derived...single wells of a 96-well plate without prior quantification. Comparatively, mismatch assays require between...detection limits: Digital PCR assays can accurately quantify low levels of mutant target (as low as 20 pg or...single-base genome-edited human iPS cells without antibiotic selection. Nat Meth 11, 291–293 (2014). PubMed...

  4. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    Published
    Sept. 29, 2020, 1:15 p.m.
    ...101 blog series Learn more about CRISPR and genome editing in our CRISPR 101 blog series Resources on Addgene.org... in gene modification tools and methods such as CRISPR have vastly improved scientists’ ability to use...use in the axolotl including plasmids for use in CRISPR and Tol2 transposase induced transgenesis.  Xenopus...Xie, Z., Zhang, C., & Xing, X.-H. (2018). Pooled CRISPR interference screening enables genome-scale functional...10.1111/j.1365-313x.2009.04086.x Krämer, U. (2015). Planting molecular functions in an ecological context with...

  5. 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...et al., 2024) have highlighted how chromatin substantially affects prime editing outcomes across many genomic...

  6. Addgene Depositors Get More Citations

    Type
    Blog Post
    Published
    April 20, 2017, 2:30 p.m.
    ...Feng Zhang’s original 2013 gene editing paper on CRISPR/Cas amassed nearly 2,400 citations in its first...much, you can see the 2013 ‘bump’ related to the CRISPR/Cas papers and Addgene deposits, but papers published... Le, et al. "Multiplex genome engineering using CRISPR/Cas systems." Science 339.6121 (2013): 819-823....after controlling for journal. And so, while our quantitative analysis cannot rule out all other explanations...

  7. Adeno Associated Virus (AAV) for Cell and Gene Therapy

    Type
    Blog Post
    Published
    Nov. 7, 2017, 1:59 p.m.
    ...seriously hinder gene therapy outcomes. Anti-AAV antibodies developed by the immune system – patients...our Viral Vectors Featured Topic Page Learn about CRISPR-AAV vectors Learn about Addgene AAV Quality Control...infection. For example, prevalence of neutralizing antibodies against some AAV types, AAV1, 2, 3 and 5 are ...among the human population. These pre-existing antibodies can interfere with virus-cell interactions and...patients’ own immune systems can develop antibodies that neutralize the AAV vectors used to treat them. Scientists...

  8. Site Directed Mutagenesis by PCR

    Type
    Blog Post
    Published
    Aug. 2, 2016, 2:30 p.m.
    ...technique is also highly relevant in this age of CRISPR; site-directed mutagenesis generally applies to...DNA through homology-directed repair (HDR) of a CRISPR/Cas9 induced double-stranded break. This site-directed...a similar approach can be used to identify Cas9/CRISPR-induced genome modifications. Occasionally, multimerization...More about Plasmids in Our Plasmids 101 Series Use CRISPR to Generate Specific Genomic Mutations Resources...interest. Gel electrophoresis diagrams of the anticipated restriction analysis results (left) and validation...

  9. How Addgene Creates Content

    Type
    Blog Post
    Published
    Nov. 17, 2022, 2:15 p.m.
    ...knowledge changes and require updating or retiring. CRISPR/Cas9, for example, has gone through rapid change...Resources on the Addgene Blog Science careers Plasmids CRISPR Viral vectors Fluorescent proteins  ... the example of our Antibody Guide, which was published alongside our new antibody services in the spring...While Rachel had antibody experience, we also had the deeper expertise of our antibody team to rely on....In the case of the antibody guide, primary research and previously written Antibody 101 blog posts were... statement extends beyond plasmids, AAVs, and antibodies to our content, website, Data Hub, and everything...that process. Our repository of plasmids, AAVs, antibodies, and data allows scientists to easily and quickly...

  10. AAV Q&A with Tim Miles

    Type
    Blog Post
    Published
    May 17, 2022, 1:15 p.m.
    .... The continued development of more and smaller CRISPR tools is an exciting area for future AAV application...- a primer for beginners Adenoviral delivery of CRISPR/Cas9 Tips for a first time AAV user Resources ... a standard curve and somewhat more reliable quantitation. Differences in sample treatment across methods...e.g. first at 2 months, then at 4 months? Or do antibodies become a prohibitive problem? A: Re-administration...for AAV due to the development of neutralizing antibodies in animal models. All of our engineered AAV are...

  11. Viral Vectors 101: Integrase-Deficient Lentiviral Vectors

    Type
    Blog Post
    Published
    May 13, 2025, 1:15 p.m.
    ...purposes, like creating stable cell lines, delivering CRISPR/Cas9 to cells for genome editing, and introducing... is gradually reduced. For example, after using CRISPR/Cas9 to edit a gene, the expression of Cas9 is ...High-frequency off-target mutagenesis induced by CRISPR-Cas nucleases in human cells. Nature Biotechnology...isolating genomic DNA from transduced cells and quantifying the integrated viral DNA along with a reference...detecting vector particle components or performing quantitative PCR titration of vector DNA in samples harvested...

  12. Twenty Years of Sharing: Expanding Accessibility

    Type
    Blog Post
    Published
    Nov. 21, 2024, 10:47 p.m.
    ...Educational Resource Top Five by Views Guides CRISPR Guide Lentiviral Guide AAV Guide Optogenetics Guide... What is a Plasmid? How to Design Your gRNA for CRISPR Editing The Promoter Region - Let's Go! How to ...primers to help users get started with tools like CRISPR, lentivirus, and optogenetics — and shared the ...to identify and reduce barriers for scientists wanting to share their tools with Addgene.  In our next...Addgene blog Twenty Years of Addgene Sharing: CRISPRTwenty Years of Sharing: Addgene's Viral Vector Service...

  13. Hot Plasmids April 2018 - Protein Degradation, Nanoscopy, FIRE-Cas9, and Yeast Expression Tools

    Type
    Blog Post
    Published
    April 23, 2018, 2 p.m.
    ...Gearing Listen to the TRIM-Away podcast segment CRISPR and RNAi have helped researchers alter DNA sequence...Segment Jerry Crabtree’s lab has developed a new CRISPR/Cas9-based system to study epigenetic modulation...customizable protein degradation. Enter TRIM-Away - an antibody-based system developed by the James and Schuh ...protein variants when used with a variant-specific antibody. TRIM21, an E3 ubiquitin ligase, is the basis ...recruits ubiquitin and the proteasome to destroy antibody-bound pathogens. Clift et al. found that addition...addition of exogenous TRIM21 protein along with an antibody targeting the protein of interest led to rapid...co-microinjection of TRIM21 protein and the target antibody works well. In larger cell populations, you can...

  14. Viral Vectors 101: Viral Applications

    Type
    Blog Post
    Published
    April 13, 2023, 1:15 p.m.
    ...inducibly depending on the vector and virus. Viral CRISPR-Cas9 tools have been engineered to introduce frameshift...Discuss Gene Therapy with AAV Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells...Gene expression control Researchers are always wanting to manipulate gene expression – turn it up, turn...including 1) cellular responses in addition to antibody response 2) very high immunogenicity 3) and long-lasting...

  15. Plasmids 101: In-house NGS Plasmid Quality Control Now at Addgene

    Type
    Blog Post
    Published
    April 6, 2021, 12:30 p.m.
    ... of the plasmid in the pool - ex. the gRNA in a CRISPR library. In general, our QC scientists work with...Brigham MD, Sanjana NE, Zhang F (2017) Genome-scale CRISPR-Cas9 knockout and transcriptional activation screening...high-quality isolated DNA samples of sufficient quantity for sequencing. This process is completed in a...significant amount of QC. First, we perform Picogreen quantification on each and every isolated plasmid sample and... preparation process and includes Picogreen quantification of various intermediate steps, a sizing electrophoretic...electrophoretic gel, and qPCR quantification of the final libraries. A broader view of the whole plasmid...

  16. Quickest Way to Deposit Plasmids: The Deposit Spreadsheet

    Type
    Blog Post
    Published
    March 8, 2017, 3:15 p.m.
    ...expression, mouse targeting, CRISPR, TALEN, synthetic biology, affinity reagent/antibody, unspecified, or other...Plasmids Searchable and Sortable gRNAs for Your Next CRISPR Experiment Suggest A Plasmid You'd Like to Find...other. Bacterial Resistance Enter bacterial antibiotic resistance encoded in the plasmid that should...or low copy. Choose “high copy” if a sufficient quantity of DNA is produced from a miniprep and “low copy...

  17. Important Considerations When Using AAVs

    Type
    Blog Post
    Published
    June 13, 2017, 2:30 p.m.
    ...system. Currently, AAVs are being used to deliver CRISPR/Cas9 but have the potential to deliver other therapeutic...be used with new exciting technologies (such as CRISPR/Cas9) as they allow for gene delivery in an efficient...Gene Expression in Mammals A Match Made in Heaven: CRISPR/Cas9 and AAV Viral Vector Elements Additional ...to develop “AAV 3.0”, vectors that will have substantially improved performance profiles and should be ...microRNAs (miRNAs), short hairpin RNAs (shRNAs), antisense oligonucleotides (ASOs), zinc finger nucleases...

  18. RaPID Detection of RNA-protein Interactions

    Type
    Blog Post
    Published
    Aug. 16, 2018, 12:40 p.m.
    ...Split-BioID plasmids Find CRISPR plasmids for labeling genomic regions Find CRISPR plasmids for purifying...RNAs and proteins with UV light, followed by an antibody pulldown of a protein of interest, much like using...

  19. Hot Plasmids: Summer 2025

    Type
    Blog Post
    Published
    Aug. 28, 2025, 1:15 p.m.
    ... 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 ...months we highlight some of the new plasmids, antibodies, viral preps, and more in the repository through...fused to mVenus, mGold2s, or mGold2t. Bottom: Quantification of photostability. Image reused from Lee & ...ATLAS (anterograde transsynaptic label based on antibody-like sensors) changes that. Developed by the Arnold... Arnold Lab, ATLAS is based on an antibody-like protein AMPA.FingR (AF) that binds to AMPA receptor subunit...

  20. Plasmids 101: Degron Tags

    Type
    Blog Post
    Published
    March 14, 2024, 1:15 p.m.
    ...several advantages over the alternative systems – CRISPR, siRNA, etc. Firstly, they are reversible mechanisms....1073/pnas.1216880109 Resources on Addgene.org CRISPR Plasmids – Protein Tagging CRISPaint Gene Tagging...with the most alternative functions – there are antibodies to it and ways to achieve fluorescence with it...Plasmids for Endogenous Gene Tagging in Human Cells Antibodies 101: Epitope Tags  ...
Showing: 121 - 140 of 190 results