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We narrowed to 180 results for: crispr grnas

Showing: 141 - 160 of 180 results
  1. Pushing the Limits of DNA Assembly

    Type
    Blog Post
    Published
    Sept. 6, 2017, 1:01 p.m.
    ...Resources on Addgene.org Browse Our CRISPR Resources Find Validated gRNAs Browse All Plasmids ...of base pairs. Cloning sgRNAs Generating constructs to produce sgRNA for CRISPR experiments can be laborious... plating, screening and generation of sgRNA. Generation of sgRNA libraries, with maximum complexity, is...constructs with multiple point mutations Cloning sgRNAs Production of Yeast Expression Cassettes Generating...synthetic oligo to generate a single-guide RNA (sgRNA). Using only one single-stranded oligo, instead ...to create a double-stranded oligo. Generating an sgRNA construct becomes as simple as combining your favorite...
  2. Typing CRISPR Systems

    Type
    Blog Post
    Published
    March 18, 2025, 1:15 p.m.
    ...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 ...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... Type I CRISPR systems make up the majority of Class 1, and are the most common type of CRISPR overall...complex of the CRISPR types and is thought to be the common ancestor of all other CRISPR systems. Type ...immune functions that other CRISPR types do, due to a lack of canonical CRISPR features (Pinilla-Redondo...
  3. How to Keep a Lab Notebook for Bioinformatic Analyses

    Type
    Blog Post
    Published
    June 2, 2016, 2:30 p.m.
    ...Protocols for Your Next Experiment Find Our List of CRISPR gRNA Design Tools ...Save Time and Track Your Experiments Try out the CRISPR Software Matchmaker Additional Resources on Addgene.org...
  4. How to Deposit Your Plasmids with Addgene

    Type
    Blog Post
    Published
    Feb. 27, 2024, 2:15 p.m.
    ... Encodes gRNA/shRNA A plasmid with one or more gRNA or shRNA sequences cloned into it. gRNAs are used...used for directing CRISPR/Cas9 to a targeted genomic location, while shRNAs are used to knockdown expression...gene contained within your insert (or targeted by a gRNA/shRNA) and select the species that the gene or insert...
  5. Plasmids 101: Gibson Assembly and Other Long-Homology Based Cloning Methods

    Type
    Blog Post
    Published
    March 1, 2016, 3:30 p.m.
    ...mixing and matching of parts. Gibson assembly meets CRISPR Gibson can be adapted to more complicated cloning...use of Gibson assembly combined with the popular CRISPR technology and is described in a recent publication...linearized vector, the Cas9 enzyme along with a specific gRNA was used to cleave the 22kb vector. When followed...second example of using Gibson Assembly along with CRISPR was also described recently (Jiang et al. 2015)...chromosome (up to 100 kb) were specifically cut out via CRISPR and then assembled into a vector using Gibson assembly...homology with the bacterial chromosome fragments. CRISPR cutting was used to circumvent the need to PCR ...Wang A, Li K, Wang B, Jin S, Reiser M, Lockey RF. CRISPR/Cas9 nuclease cleavage combined with Gibson assembly...
  6. Hot Plasmids: Fall 2025

    Type
    Blog Post
    Published
    Nov. 11, 2025, 2:14 p.m.
    ...education: Affordable, low-tech CRISPR/Cas9 experiments By Ashley Waldron CRISPR/Cas9 has revolutionized biotechnology...biomolecular condensates AAV-CRISPRa-engineered fat cells fight cancer Frugal CRISPR kit for classrooms Cell-surface...this limitation by developing CRISPRkit, an inexpensive system for CRISPR experiments in classroom settings...& Lau et al., 2024). The method uses CRISPR interference (CRISPRi) to regulate gene expression of colorful...called adipose manipulation transplantation (AMT), CRISPR-modified adipocytes (fat cells) are transplanted...transcription and translation of chromoprotein and gRNA plasmids. Nuclease-dead Cas9 (dCas9) protein is supplied...Collins, M., Lau, M. B., et al. (2024). A frugal CRISPR kit for equitable and accessible education in gene...
  7. Plasmids 101: In-house NGS Plasmid Quality Control Now at Addgene

    Type
    Blog Post
    Published
    April 6, 2021, 12:30 p.m.
    ...portion of the plasmid in the pool - ex. the gRNA in a CRISPR library. In general, our QC scientists work...Brigham MD, Sanjana NE, Zhang F (2017) Genome-scale CRISPR-Cas9 knockout and transcriptional activation screening...
  8. Plasmids 101: Modular Cloning Applications and Kits

    Type
    Blog Post
    Published
    May 14, 2024, 1:15 p.m.
    ...repurposed for CRISPR applications (gene insert = Cas9 + gRNA), Addgene distributes specialized CRISPR kits too...more of these kits, as there are many options! CRISPR CRISPR-Cas can harness the power of MoClo to expand... the most intuitive CRISPR MoClo application is to assemble multiple unique sgRNAs into a multi-TU targeting...including conditional gene expression, multiplexed CRISPR, and chromosomal integration of larger expression...edit optimization, and more. While there are many CRISPR-Cas libraries and tools available for certain model...biologists, Addgene has not one, not two, but three CRISPR MoClo kits for plants that work for both monocots...MoClo can help you achieve it! More recently, a CRISPR MoClo kit termed Fragmid was developed for mammalian...
  9. Hassle-free 96-well Format Epitope Tagging Using Cas9 Ribonucleoprotein

    Type
    Blog Post
    Published
    June 28, 2018, 3:01 p.m.
    ...Enhanced CRISPR/Cas9-mediated precise genome editing by improved design and delivery of gRNA, Cas9 nuclease...Resources on Addgene.org Browse CRISPR plasmids Check out our CRISPR guide pages Find ready-to-use Cas9...intended target site. With the widespread adoption of CRISPR/Cas9 technology and rapid improvements in the field...delivery Epitope tagging of mammalian genes using CRISPR depends on successful delivery of three reagents...using custom synthetic two-part cr/tracrRNAs for CRISPR experiments (in collaboration with Integrated DNA...tagging is scalable to 96-well format. Off-the-shelf CRISPR reagents for the knock-in experiment were pre-assembled...csRNP knock-in experiments If your lab is new to CRISPR/Cas9 experiments, there is no need to worry at ...
  10. Twenty Years of Sharing: Expanding Accessibility

    Type
    Blog Post
    Published
    Nov. 21, 2024, 10:47 p.m.
    ...Replication What is a Plasmid? How to Design Your gRNA for CRISPR Editing The Promoter Region - Let's Go! How...Educational Resource Top Five by Views Guides CRISPR Guide Lentiviral Guide AAV Guide Optogenetics Guide...primers to help users get started with tools like CRISPR, lentivirus, and optogenetics — and shared the ...Addgene blog Twenty Years of Addgene Sharing: CRISPRTwenty Years of Sharing: Addgene's Viral Vector Service...
  11. 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 ...target DNA, recruited by either the ωRNA (TnpB) or a gRNA (Cas9). Drawings not to scale. Created with BioRender.com...
  12. New Optimized Genome-wide CRISPRko, CRISPRi, and CRISPRa Libraries

    Type
    Blog Post
    Published
    Oct. 4, 2018, 12:44 p.m.
    ... about CRISPR Kinome Libraries available at Addgene Learn about the advantages of pooled CRISPR libraries...genome-wide screening using CRISPR Resources on Addgene.org Find CRISPR plasmids and resources here ...genome-wide CRISPRko, CRISPRi, and CRISPRa libraries have been shown to outperform other popular CRISPR libraries...repressor (CRISPRi) or an activation domain (CRISPRa) to regulate gene expression. Some CRISPR libraries...advantages of the optimized human CRISPR libraries. Brunello: human CRISPRko sgRNA library The Brunello library...analysis of the sgRNAs, Brunello even with only a single sgRNA outperformed another CRISPR library with ...with 6 sgRNAS, highlighting the benefit of sgRNA design in CRISPR libraries. Thus, the Brunello library proves...
  13. Hot Plasmids: Spring 2025

    Type
    Blog Post
    Published
    June 3, 2025, 1:15 p.m.
    ...editing, think beyond Cas9 with STITCHR: a combined CRISPR / retrotransposon system with the pithy name "site-specific...site-specific target-primed insertion through targeted CRISPR homing of retroelements." The Abudayyeh-Gootenberg...scarless insertion of the payload (teal). The Cas9 gRNA targeting guide and the transposon RNA homology ...
  14. The Open Repository of CRISPR Screens: CRISPR Screen Data in One Place

    Type
    Blog Post
    Published
    Jan. 21, 2020, 2:30 p.m.
    ...screening using CRISPR Find all of our CRISPR pooled library blog posts Check out all of our CRISPR blog posts... of CRISPR screen data that might be able to help you out. What is the Open Repository of CRISPR Screens... accessibility of CRISPR-based phenotypic screen datasets. Original published CRISPR screen data is curated...the Open Repository of CRISPR Screens BioGRID ORCS currently houses over 890 CRISPR screens in 629 cell ...   Include your CRISPR screen data in ORCS  Researchers who wish to have their CRISPR screen data included...Addgene.org Read our CRISPR guide Learn more about plasmid pooled libraries Find CRISPR plasmids for your... post was contributed by the Open Repository of CRISPR Screens. Imagine you’ve just discovered that your...
  15. A Tour of Addgene's Most Popular Pooled Libraries

    Type
    Blog Post
    Published
    Nov. 19, 2025, 2:15 p.m.
    ...selection of sgRNAs. Other CRISPR libraries As CRISPR technologies multiply, so do CRISPR pooled libraries...Knockout screening with CRISPR libraries In CRISPR knockout screening, sgRNAs guide Cas9 to cut targeted...genome-wide CRISPR activation (CRISPRa) libraries for both mouse and human use and CRISPR inhibition (...accessibility at the single-cell level. CRISPR libraries CRISPR screening has become a popular tool for...inhibition screening with CRISPR libraries Libraries for activation or inhibition CRISPR screening are similar...pathways and mechanisms. CRISPR screening libraries supply a collection of sgRNAs, but they may or may not... not include CRISPR machinery (which can be supplied separately). Libraries can target specific pathways...
  16. Pooled CRISPR Libraries Offer Genome-Wide Control for Large-Scale Functional Screens

    Type
    Blog Post
    Published
    Feb. 24, 2015, 7:50 p.m.
    ... the CRISPR system was a large one.  The question for her then was this: Can you engineer CRISPR-Cas9 ...Two-way CRISPR screening In October, Jonathan Weissman’s lab introduced additional pooled CRISPR libraries...CRISPR technology has changed how scientists edit and control genes, but according to the Broad Institute's...Institute's Silvana Konermann, the first generation of CRISPR-Cas9 plasmids were not designed with gene activation...lab describe just such a system, which they call CRISPR/Cas9 Synergistic Activation Mediator or SAM. SAM...earlier by the Zhang lab for GeCKO, a lentiviral CRISPR library enabling genome-scale, knockout screening...review the steps for how to use pooled lentiviral CRISPR libraries and keep the following in mind: These...
  17. Analyzing CRISPR Editing Results with ICE from Synthego

    Type
    Blog Post
    Published
    May 8, 2018, 1 p.m.
    ... Check out our CRISPR guide Find CRISPR plasmids for your research Find other CRISPR software resources... Guide for Analyzing CRISPR Editing Results with ICE on Synthego’s blog. CRISPR-based genome engineering...Inference of CRISPR Edits) to solve this problem. This tool was initially created to support the CRISPR analysis...successful CRISPR experiments. Jessica is a sci-fi enthusiast, and when she is not guiding CRISPR researchers...Addgene Blog Browse our CRISPR featured topic page xCas9: Engineering a CRISPR Variant with Pam Flexibility...methods. Still, generating reliable results from CRISPR edit data requires the help of robust software ...to produce quantitative, NGS-quality analysis of CRISPR editing - enabling a ~100-fold reduction in cost...
  18. Uncovering Ancestral Bias in CRISPR Research

    Type
    Blog Post
    Published
    Nov. 29, 2022, 2:15 p.m.
    ...tool that could analyze CRISPR sgRNAs and report the likelihood of any given sgRNA having an ancestral bias...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...reference genome – even single mismatches within a CRISPR guide can prevent the guide from binding to the...
  19. The 12 Days of CRISPR: 2021

    Type
    Blog Post
    Published
    Dec. 28, 2021, 2:15 p.m.
    ...Twelve Days of CRISPR campaign! But if you missed our tweets featuring the best of CRISPR in 2021 and useful...here.  On the first day of CRISPR, Addgene gave to me: a miniature CRISPR-Cas system for mammalian use...machinery. On the fifth day of CRISPR, Addgene gave to me: efficient CRISPR editing with a hypercompact ...seventh day of CRISPR, Addgene gave to me: programmed genome editing by a miniature CRISPR-Cas12f nuclease... day of CRISPR, Addgene gave to me: a primer on prime editing.  On the eleventh day of CRISPR, Addgene...post.  On the twelfth day of CRISPR, Addgene gave to me: an updated CRISPR 101 e-book (to help with the... get enough of CRISPR? Neither can we! Subscribe below to get updates on all our CRISPR content.  ...
Showing: 141 - 160 of 180 results