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We narrowed to 173 results for: crispr c plasmids

Showing: 121 - 140 of 173 results
  1. Editor's Choice, August 2016

    Type
    Blog Post
    Published
    Sept. 2, 2016, 1:32 p.m.
    ...Mary Gearing and discusses a newer, CRISPR-based technique to generate C->T or G->A transitions in a target...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... can use PCR to make small sequence changes to plasmid DNA. This an oldie but a goodie, and in my personal...experience, is a quick way to generate many mutated plasmid constructs. The second post was contributed by ...cells. This technique uses catalytically inactive CRISPR endonuclease (dCas9) fused to a deaminase to make...
  2. 22 Hot Plasmid Technologies from 2014

    Type
    Blog Post
    Published
    Jan. 6, 2015, 5:21 p.m.
    ...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...Tet-inducible CRISPR activators and repressor plasmids. (Kearns et al., Development. 2014..) CRISPRs for Xenopus.... 2014..) Our CRISPR-Cas collection of plasmids updates frequently, so visit our CRISPR pages often to... Hot Plasmid list. Other popular plasmids & blog posts @Addgene: The 10 Most Distributed Plasmid Technologies...vectors and sgRNA libraries expand upon the CRISPR family of plasmids by offering a lentivirus-based mechanism...Lentiviral CRISPR Libraries Enable Genome-Scale, Knockout Screening. Also, check out our updated CRISPR-Cas ...
  3. Pooled Library Amplifications

    Type
    Blog Post
    Published
    May 30, 2024, 1:30 p.m.
    ...recombined plasmid to overtake full-size plasmids (or for smaller plasmids to overtake larger plasmids, if the...How many unique plasmids does your library contain?), the variance of size of plasmids in your library...Amplification Type Link to Protocol CRISPR Knockout Human CRISPR Knockout Pooled Library (Brunello) ...Amplification Protocol (PDF, 88.2 KB) CRISPR Knockout Human CRISPR Knockout Pooled Library (GeCKO v2) ...Protocol (DOCX, 17 KB)   For CRISPR libraries, Genome-scale CRISPR-Cas9 knockout and transcriptional...lead to issues such as recombination and loss of plasmid diversity, so Addgene strives to distribute aliquots...library (How important is it that every single plasmid in your library is present, and how will you ensure...
  4. PiggyBac-ing Through the Genome Editing Field

    Type
    Blog Post
    Published
    May 31, 2016, 3:30 p.m.
    ...the ability to distribute plasmids with the piggyBac™ transposon. These plasmids, when combined with a source...donor plasmid carrying the DNA edit of interest, along with a site-specific nuclease (such as CRISPR/Cas9...piggyBac™ Transposon Catch up on Everything CRISPR with Our CRISPR Guide Deposit Your piggyBac™ Vectors! ...useful resource. While Addgene cannot distribute plasmids with the piggyBac™ transposase itself, please ...genome fully intact, while, with a standard DNA plasmid transfection, a double-stranded break may occur... to the development of site-specific nucleases (CRISPR/Cas9, TALENs, and ZFNs). However, several challenges...piggyBac™ transposon system can be combined with CRISPR/Cas9 to efficiently perform genetic manipulations...
  5. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ...alternating between 5 min at -20°C (or -80°C) followed by 5 min at 37°C (each repeated 5 times) works well...pool and extract plasmid DNA directly from the colonies. Transform the resultant plasmid DNA into E. coli...DNA bases.  Ligate and transform your resultant plasmid libraries into chemically competent E. coli and... you’re using a pET vector) and antibiotic for plasmid selection. Remove air bubbles between the membrane...with any protein purification, but overnight at 30°C is a good start. Prepare a lysis solution containing...they expressed well, the proteins encoded by the plasmids in the library will remain attached to the membrane... PMCID: PMC4971087. 3. Simpson, David J., Jessica C. Sacher, and Christine M. Szymanski. "Exploring the...
  6. Developing a cold tolerant E. coli using specialized chaperones

    Type
    Blog Post
    Published
    Jan. 28, 2020, 2:35 p.m.
    ...defined between a fairly nippy 20°C to a decidedly uncomfortable 45°C). Their more adventurous cousins ...of growth, say around 37°C, is a far cry from their native conditions of ~0°C, which drastically affects...transformed mesophilic, for example E. coli, carrying a plasmid expressing a protein of interest). Mesophilic microbes... But what about placing the mesophilic hosts at 0°C? That won’t work out either - most mesophilic systems...granules. We overcame this problem by engineering a plasmid which contained cold tolerant chaperones (the Cpn...pMBP-LbCas12a and pC013-Twinstrep-SUMO-huLwCas13a plasmids from Addgene, which would potentially allow a ...temperature conditions, thereby enabling efficient CRISPR-Cas mediated editing for psychrophilic systems ...
  7. Twenty Years of Sharing: Addgene's Viral Vector Service

    Type
    Blog Post
    Published
    July 30, 2024, 1:15 p.m.
    ...realized we could apply the lessons learned from our plasmid lab to develop a reliable and robust high quality...offer many resources for producing vectors from plasmids — including the protocols we use in our lab — ...while viral vectors are not as easy to ship as plasmids, they still have a global reach. From 2016–2023...vectors in our repository are produced from only 413 plasmids containing a genetic payload. While AAV9 and AAV1... may recall our first 20th anniversary story on CRISPR, where we dove fairly deeply into the different...having reliable ready-to-use vectors made from plasmids in the Addgene catalog would be broadly useful...conditions. Sharing our experiences Addgene’s plasmid repository gave us the experience to launch a high-quality...
  8. Save Time with Transient Plant Leaf Transformations

    Type
    Blog Post
    Published
    July 25, 2019, 12:03 p.m.
    ...page Find synthetic biology plant plasmids Find CRISPR plant plasmids ....   C. roseus is not a model organism such as Arabidopsis or tobacco. Studying gene function in C. roseus...transformation Read our Plasmids 101 blog posts Resources on Addgene.org Browse our Plant Plasmids and Resources...in tissue culture. This method is commonly used in C. roseus, but processes specific to photosynthetic ...Unver and Budak, 2009). This method works well in C. roseus. A common method for overexpressing genes ...its function. In nature Agrobacterium contains a plasmid with a T-DNA (transfer-DNA) region. During infection...of interest is transferred into the cells. But for C. roseus, Agrobacterium infiltration into leaves does...
  9. Viral Vectors 101: Preparing Pooled Libraries

    Type
    Blog Post
    Published
    July 13, 2023, 1:15 p.m.
    ...single plasmid transformation, though, a pooled library has hundreds to millions of distinct plasmids, all...anyone who has worked with individual plasmids knows, some plasmids amplify well and others don’t. The size...screening, and validation of CRISPR libraries. The Genome Engineering using CRISPR/Cas Systems Forum: Moderated...pooled library, which contains a collection of plasmids in a single tube, or a pre-made viral prep library...but we do distribute several of our most popular CRISPR pooled libraries and one of our most popular barcoding... prepare the libraries for you.  Starting from plasmids requires amplification, verification, and lentiviral...library and appropriate packaging and envelope plasmids into HEK cells allows production of lentivirus...
  10. Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus

    Type
    Blog Post
    Published
    Sept. 1, 2020, 1:15 p.m.
    ...doi.org/10.1038/mt.2009.280 Hirsch ML, Li C, Bellon I, Yin C, Chavala S, Pryadkina M, Richard I, Samulski...increasing the size of the AAV donor template for CRISPR-mediated homology directed repairs (HDR). Split...sequential homology directed repairs (HDR) with CRISPR/Cas9. Donor A contains: 400bp homology arms to ...single step and serve as donors for two consecutive CRISPR-mediated HDR events which results in the integration....org/10.1172/jci34316 Bak RO, Porteus MH (2017) CRISPR-Mediated Integration of Large Gene Cassettes Using....2010.205 Trapani I, Colella P, Sommella A, Iodice C, Cesi G, Simone S, Marrocco E, Rossi S, Giunti M, ...Trapani I, Toriello E, de Simone S, Colella P, Iodice C, Polishchuk EV, Sommella A, Colecchi L, Rossi S, Simonelli...
  11. Lentiviral Vector Uses and Overview

    Type
    Blog Post
    Published
    May 19, 2016, 2:30 p.m.
    ...consisted of three plasmids: the packaging, envelope, and transfer plasmids. The packaging plasmid carried a mutated... Many CRISPR plasmids are designed for lentiviral use, including Addgene’s top requested plasmid in 2015... packaging and envelope plasmids are two of Addgene’s most requested plasmids! Lentiviral particles with...Addgene Blog Your Lentiviral Plasmid FAQs Answered Learn How Lentiviral CRISPR Libraries Enable Genome-Scale...Lentiviral vectors are the vector of choice for many CRISPR applications, and they’ve also had success in clinical...itself due to a few missing proteins. The envelope plasmid contained a viral envelope to dictate the tropism...the vector could infect. Finally, the transfer plasmid encoded the desired transgene flanked by HIV-1 ...
  12. Viral Vectors 101: Parts of the AAV Transfer Plasmid

    Type
    Blog Post
    Published
    Aug. 11, 2020, 1:15 p.m.
    ...with some plasmids. You just need three plasmids to start making AAV:  the packaging plasmid which contains... transfer plasmid an AAV transfer plasmid. ITR sequences are 145 bases each and AAV plasmids have two ...of an AAV transfer plasmid. Parts shown in green are key elements of an AAV plasmid. Parts shown in grey... elements of an AAV plasmid First let’s talk about the key parts of an AAV plasmid. Inverted terminal ...reporter like GFP, some smaller CRISPR-Cas proteins such as SaCas9, CRISPR gRNAs, or your gene of interest...transfer plasmids have a promoter, but this element isn’t required when the transfer plasmid harbors non-coding...Transfer Plasmid video!   Now you’ve got a basic understanding of some common AAV plasmid elements!...
  13. Quick Guide to Working with Drosophila Part 1: Getting Started with Flies

    Type
    Blog Post
    Published
    July 13, 2017, 2:30 p.m.
    ... 25°C. At low temperatures like 18°C, flies take longer to develop. At high temperatures like 30°C, flies...Drosophila Plamids Drosophila CRISPR Resources Deposit Your Drosophila Plasmids ...have fly collections for in vivo work, including CRISPR tools. The Vienna Drosophila Resource Center ...
  14. Tips for a 1st time AAV user (by a Rookie AAV user)

    Type
    Blog Post
    Published
    Oct. 23, 2018, 11:49 a.m.
    ...packaging plasmids. The cells need three different plasmids to produce AAV: 1) the RepCap plasmid which provides...bacterial cultures of your AAV transfer plasmid at 30 °C instead of 37 °C and then screen for ITR recombination...AAV plasmid standard and AAV transfer plasmids. It’s easy to contaminate a workspace with plasmid, not...going to lie, AAV transfer plasmids are kind of a pain to work with. These plasmids contain ITRs which are...AAV’s protein shell, or capsid; 2) the pHelper plasmid which expresses adenovirus genes which help mediate...mediate AAV viral replication; and 3) the transfer plasmid which encodes a transgene of interest that’s packaged...structures that are prone to deletion from the transfer plasmid. The good news is there’s a few simple ways to ...
  15. Fluorescent Proteins 101: GFP Fusion Proteins - Making the Right Connection

    Type
    Blog Post
    Published
    April 9, 2019, 1:13 p.m.
    ...- to C-terminus. For instance, Lifeact-mTurquoise2 (Plasmid #36201) or mScarlet-tubulin (Plasmid #85045...fluorescent protein is at the C-terminus of the POI or that the POI is at the C-terminus of the fluorescent...dimerization (Shaner et al., 2008 - supplementary figure C). However, these assays are qualitative. The Organized...structural information available, it’s clear that the C-terminus of fluorescent proteins derived from Aequorea...biosensors (yellow cameleon 3.60, EPAC, and Galphai), the C-terminus and N-terminus of the donor fluorescent protein...the FRET efficiency. Creating fusions at the N- and C- termini of your protein of interest The most straightforward...straightforward fusion protein is made by connecting the N- or C-terminus of the fluorescent protein and protein of...
  16. Strengthening Foundations: Reflections on 2025 and What's Ahead for 2026

    Type
    Blog Post
    Published
    Feb. 5, 2026, 4:15 p.m.
    ...deposited their plasmids with Addgene to share with the rest of the world, the plasmids arrived in the ...or scientists in Colombia leveraging plasmids from Addgene's CRISPR collection to uncover how key plant... that access to reliable plasmid information keeps pace. Opening our plasmid data through the Developer's...exists: a researcher in Laos needed a unique set of plasmids to advance their research. Thanks to five different...that happen. Others needed a faster way to find plasmids with specific sequences, so we introduced Search...scientific community. Whether you're depositing plasmids, ordering viral vectors, or exploring our educational..., J., Valdes, S., Cruz Gallego, M., Rebolledo, M. C., Lorieux, M., Alvarez, M. F., & Chavarriaga, P. (...
  17. Top Requested Lentivirus and AAV of 2016

    Type
    Blog Post
    Published
    Jan. 6, 2017, 3:56 p.m.
    ...lentiviral inventory is based on CRISPR tools, though we do provide a few non-CRISPR related viral preps. Cas9...Cas9 is the headliner of most CRISPR applications and can be expressed from your cell line of choice after...typically express Cas9 and a gRNA from the same plasmid. LentiCas9-blast virus can be used to generate ...can then be used both for screens (using pooled CRISPR knockout libraries) and individual gene knockouts...with a single-vector system). Tips for using this plasmid Cas9 expression is typically cytotoxic, which makes...Central PMCID: PMC3785459. 2. Krashes MJ, Koda S, Ye C, Rogan SC, Adams AC, Cusher DS, Maratos-Flier E, Roth... Improved vectors and genome-wide libraries for CRISPR screening. Nat Methods. 2014 Aug;11(8):783-4. PubMed...
  18. Five Popular Model Organisms

    Type
    Blog Post
    Published
    April 11, 2019, 12:39 p.m.
    ...an ortholog in C. elegans making it ideal to study basic molecular biology processes. C. elegans are also... et al., 2015). If you are interested in C. elegans plasmids and resources check out Addgene’s Worm Expression...PMCID: PMC5525645. Mello, Craig C., et al. "Efficient gene transfer in C. elegans: extrachromosomal maintenance... eBook Read our plasmids 101 blog series Resources on Addgene.org Browse our plasmid collection pages... resistant to chemotherapy. You can find these plasmids at Addgene. Another advantage of mice as model... Mice can be easily manipulated with tools like CRISPR to make transgenic lines. The fruit fly (Drosophila... pancreas. They first tagged these cells using plasmids. Then using HOTcre, a method that uses heat induction...
  19. Click Biology: How to Click and Play to Explore Biology

    Type
    Blog Post
    Published
    Oct. 21, 2025, 1:15 p.m.
    ...-tag Gateway entry clone to add C-terminal SNAP-tag Promega Plasmid Collection HaloTag Collection of...HaloTag PCV-Cas9, Cas9-PCV HUH-tag Cas9 plasmids with N- or C-terminal PCV2 HUH-tag; increase homology-directed... New England Biolabs Cell-Imaging Plasmid Collection Promega Plasmid Collection ...Cysteine-less, fast split intein; N-terminal CLm and C-terminal Aes gp41-1 Split inteins A small, fast ... CRISPaint Gene Tagging Kit SpyTag/SpyCatcher CRISPR-assisted insertion tagging Kit; integration of ...NEB Cell-Imaging Collection SNAP-tag, CLIP-tag Plasmids for visualization of proteins in live or fixed...research tools from Promega, including many HaloTag plasmids Exchangeable HaloTag Ligands HaloTag Reversible...
  20. Educational Planarian Tools for Teaching Developmental Biology Techniques

    Type
    Blog Post
    Published
    May 24, 2018, 1:20 p.m.
    ...learning about CRISPR Resources at Addgene.org Find plasmids from the Sánchez lab Find plasmids for other...experiments in planarians with their recent plasmid deposit. These plasmids enable two main types of experiments... cloned into plasmids to investigate for each of these planarian species. These plasmids all have a PR-T4...insert the cDNA into the desired plasmid backbone. The Sánchez lab plasmids allow students and new labs to...Williams, Eric J. Ross, Sofia M. C. Robb, Sarah A. Elliott, Kimberly C. Tu, Alejandro Sánchez Alvarado,...of specific gene expression. The 49 deposited plasmids enable students to study gene expression and functions... dsRNA-induced RNAi experiments. Notably, this plasmid harbors a multi-cloning site flanked by T7 promoters...
Showing: 121 - 140 of 173 results