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We narrowed to 168 results for: crispr cas9 expression plasmids

Showing: 141 - 160 of 168 results
  1. CRISPR 101: Any Base Transversion Editors

    Type
    Blog Post
    Published
    April 1, 2025, 1:15 p.m.
    ...Addgene.org Browse CRISPR plasmids for base editing Get a broad overview with our CRISPR Guide Check out ...Resources on the Addgene Blog CRISPR 101: Cytosine and Adenine Base Editors CRISPR 101: Cytosine Transversion...activity. To drive selective A → T editing, they co-expressed Polη, a translesion synthesis polymerase known...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 ...
  2. RNA Interference in Plant Biology: New Tools for an Old Favorite

    Type
    Blog Post
    Published
    Oct. 27, 2020, 1:15 p.m.
    ...RNAs.   RNAi vs. CRISPR: Complementary techniques It is fair to say that CRISPR has revolutionized ...A, Bassik MC (2016) Systematic comparison of CRISPR/Cas9 and RNAi screens for essential genes. Nat Biotechnol...our CRISPR blog posts Resources on Addgene.org Find tools for mammalian RNAi Browse all plasmids for...transgene. Typically, the desired target of RNAi is expressed as inverted repeats separated by a loop region...unprecedented ways. With the meteoric rise and diversity of CRISPR technologies, one might incorrectly relegate RNAi...straightforwardness of RNAi is unmatched—unlike CRISPR experiments that require exogenous protein, successful...only requires the presence of dsRNA. In plants, CRISPR technologies are predominantly used to disrupt ...
  3. 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...plans and in particular, that they all share the plasmids created under this programs via Addgene. New organisms...snail can be manipulated by injected RNA and can express fluorescent proteins. This lab has created an automated...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 ...sexual reproductive life cycles. One can inject plasmid DNA in the eggs to get transgenic animals. They...-Mediated Ovary Transduction of Cargo)  delivers Cas9 RNP to the arthropod germline by injection into ...
  4. Hot Plasmids - August 2020

    Type
    Blog Post
    Published
    Aug. 18, 2020, 1:15 p.m.
    ...find all of the CRISPR plasmids available from Addgene, head over to our CRISPR Plasmids and Resources page...Addgene #140702) The pMAK461-64 plasmids were expressed in SHuffle T7 Express competent E.coli (NEB) using...-1 The CRISPR corner By Jennifer Tsang Here are a few highlights from recent CRISPR plasmids. To find... Find the plasmids at Addgene The MoClo CRISPR/Cas Toolkit for plants includes 95 plasmids consisting... Find the plasmids at Addgene! CRISPR RNP electroporation and AAV donor infection (CRISPR-READI) enables...all-in-one dCas9-KRAB and dCas9-VPR targeting plasmids can be found at Addgene. Check out these plasmids for ...approaches rely on continual expression of both dCas9 and the gRNA. This expression can vary significantly ...
  5. 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.
    ...dystrophy. While mini-dystrophin expression levels were lower than expression of wild-type dystrophin in normal...sequential homology directed repairs (HDR) with CRISPR/Cas9. Donor A contains: 400bp homology arms to the...Drawbacks: Transgene expression varies with this approach, ranging from ~10% expression in primary human ...this AAV successfully mediated transduction and expression of the full-length transgene in vitro and in ...genomes complement each other to restore the full-expression cassette. AAV’s natural ability to reassemble...increasing the size of the AAV donor template for CRISPR-mediated homology directed repairs (HDR). Split...overlapping split vector has equal or higher transgene expression when compared to using a single over-sized vector...
  6. Mobile-CRISPRi: Bringing CRISPRi to Diverse Bacteria

    Type
    Blog Post
    Published
    April 4, 2019, 12:53 p.m.
    ...Read all CRISPR blog posts Resources on Addgene.org Browse our CRISPR interference plasmids Find bacterial...bacterial CRISPR plasmids Read our CRISPR guide ...transposon system. This system has two parts: a plasmid expressing the Tn7 transposition genes (tnsA, tnsB, ...Mobile-CRISPRi into bacteria. Top: A Tn7 transposon containing the CRISPRi components and a plasmid with...different versions of dCas9. Following integration, Mobile-CRISPRi is stably expressed with no selection ...ready to move Mobile-CRISPRi into your bacteria of interest? Find Mobile-CRISPRi plasmids at Addgene! References...about other CRISPR methods for bacterial genome engineering   Learn about human CRISPRko, CRISPRi, and CRISPRa...
  7. Plasmid-based Recombinant Monoclonal Antibodies: What They Are and Why You Should Be Excited About Them

    Type
    Blog Post
    Published
    May 4, 2021, 1:15 p.m.
    ...of interest has been cloned into an expression plasmid, the plasmid can be introduced into host cells, ...using synthetic genes that are typically expressed from a plasmid or from an integrated sequence in a stable...that the plasmids and sequences for antibodies are not shared. For instance, through open plasmid sharing...sharing, the CRISPR community has created hundreds of useful variants of Cas9. By providing access to the ...Bradbury et al., 2018). Hybridomas can lose gene expression of the mAb-encoding genes or fail to revive after...Recombinant monoclonal antibodies are encoded in plasmids and produce a single antibody recognizing one ...heavy chain genes of the antibody are encoded in a plasmid. (Right) An assembled antibody protein binds an...
  8. Fluorescent Protein Travel Awards - FLiPs and Fluorescent Protein Biosensors

    Type
    Blog Post
    Published
    July 27, 2017, 1:11 p.m.
    ...lactose released activates expression of GFP from the lac operon. GFP expression can then be used to determine...fantastic tools it’s now easy to monitor protein expression, localization, and protein-protein interactions... Intersectin, Cdc42, Raf1, Mek1, Mek2, Cdk5, and Cas9. Xin has demonstrated the utility of these FLiPs...Photosactivatable Fluorescent Proteins Use Light to Control CRISPR Genome Editing Choose the Brightest Fluorescent...Addgene.org Find Fluorescent Protein Biosensors Browse Plasmids from the Tsien Lab Browse the Michael Davidson...
  9. 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...Protocol (DOCX, 17 KB)   For CRISPR libraries, Genome-scale CRISPR-Cas9 knockout and transcriptional ...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, 15 KB) CRISPR Activation Human Genome-wide CRISPRa-v2 Libraries 104,540–209,080...Re-Amplification Protocol (PDF, 71 KB) CRISPR Activation Human Subpooled CRISPRa-v2 Libraries 12,285–20,145 ...
  10. AAV Q&A with Tim Miles

    Type
    Blog Post
    Published
    May 17, 2022, 1:15 p.m.
    ... of CRISPR/Cas9 Tips for a first time AAV user Resources on Addgene.org Find Adenovirus Plasmids Adenovirus...for model organisms.    Q11: How consistent is expression is when injecting CAP-B10 or CAP-B22 in marmosets.... The continued development of more and smaller CRISPR tools is an exciting area for future AAV application...
  11. Tips for arabidopsis transformation

    Type
    Blog Post
    Published
    Oct. 25, 2018, 1:23 p.m.
    ...plant plasmid resources at Addgene  Choosing an expression system Choosing an appropriate expression vector...Addgene blog Engineering the plant genome using CRISPR/Cas9 Using pSiM24 for simplifying plant genetic engineering....org Find plant plasmids Visit our plant resource page Deposit arabidopsis plasmids with Addgene ...this method include: Cloning and transforming a plasmid into the bacterium Agrobacterium tumeficans - a...options, but here are a couple of my favorites. Plasmids from the Tsuyoshi Nakagawa lab are binary gateway...prefer Golden Gate assembly, there are a series of plasmids from the Dinneny lab that additionally allow for...for visual selection of transformants based on expression of RFP in the seed (Emami, Yee and Dinneny, 2013...
  12. Overcoming the Challenges of Lentiviral Production

    Type
    Blog Post
    Published
    Aug. 7, 2018, 12:31 p.m.
    ... multiple plasmids. Second generation packaging systems use 3 plasmids; an envelope plasmid that usually...encodes VSV-G, a packaging plasmid containing structural genes and a transfer plasmid carrying the transfer...Rev gene from the packaging plasmid and incorporating it into a fourth plasmid. In addition, the promoter...and packaging plasmids in order to obtain the best titers. Requiring an additional plasmid for transfection...high titer virus for transfer plasmids with small inserts (such as CRISPR guides) while a single 72h harvest... a usable titer, or fine-tuning selection and expression in your target cell line, researchers often find...By dividing the viral elements across multiple plasmids, the risk of recombination and consequently, the...
  13. Adenoviral Vector Production and Troubleshooting

    Type
    Blog Post
    Published
    June 14, 2018, 11:44 a.m.
    ... primer for beginners Adenoviral delivery of CRISPR/Cas9 5 tips for troubleshooting viral transductions...death of transduced cells and loss of transgene expression (Interestingly, the strong immunogenicity of ...capacity is limited to 8.2 kb, and in vivo transgene expression ceases relatively quickly due to immune response... capacity (up to 36 kb!), long-term transgene expression and negligible toxicity. However, their production...down into 5 key steps: Construction of the rAdV plasmid (~1 week): The AdEasyTM system is the most popular...adenoviral vector constructs. It consists of 2 plasmids: a shuttle vector (in which the transgene of interest...how to generate the final recombinant adenoviral plasmid construct, please see Addgene’s Adenoviral Guide...
  14. Luminescent Imaging with Nano-lanterns

    Type
    Blog Post
    Published
    May 25, 2017, 2:30 p.m.
    ...for endogenous protein fusions created using CRISPR/Cas9. eNLs offer high luminescent signal for imaging...has a low quantum yield, and when transiently expressed in cells, generates much less signal than comparable...: 1262. PMID: 23232392 PMCID: PMC3535334 Find plasmids from this paper at Addgene. Takai, Akira, et ...4352-6. PMID: 25831507. PMCID: PMC4394297 Find plasmids from this paper at Addgene. Suzuki, Kazushi, ... 13718. PMID: 27966527 PMCID: PMC5171807 Find plasmids from this paper at Addgene. Additional Resources...All Our Fluorescent Protein Resources Find FRET Plasmids Find Empty Backbones with Fluorescent Protein ...
  15. Evolution of Brainbow: Using Cre-lox for Multicolor Labeling of Neurons

    Type
    Blog Post
    Published
    April 24, 2015, 2:39 p.m.
    ...CRISPR-Cas9 genome editing may be the hot new way to manipulate gene expression, but other gene manipulation...recombination, RFP is expressed. Cre can mediate one of two deletions to allow YFP or M-CFP expression; these deletions...research? Check out Brainbow plasmids available from Addgene! Find Brainbow Plasmids @Addgene: Brainbow 1.0...1.0, 1.1, 2.1 plasmids Brainbow 3.0, 3.1, 3.2 plasmids References: Transgenic strategies for combinatorial...ways to spatially and temporally control gene expression, especially in in vivo models, and new Cre-lox... of Cre-lox. Check out our previous blog post, Plasmids 101: Cre-lox, if you need a quick primer on how...fluorescent protein in the construct, OFP (orange), is expressed when Cre is absent; stochastic Cre excision results...
  16. Quick Guide to All Things Lentivirus

    Type
    Blog Post
    Published
    March 21, 2017, 2:30 p.m.
    ...genome and stable expression of the transgene   Transfer plasmids The transfer plasmid is the vector you...vectors fantastic options for delivering shRNA, CRISPR/Cas9 components, and fluorescent sensors. Retroviral...virus (MoMLV) and consisted of two plasmids: the packaging plasmid containing all the structural genes...crossover event between the vector plasmid and the packaging plasmid caused the Psi sequence to be placed... facilitates nuclear export) is expressed from a separate plasmid, and the promoter of the 5’LTR has been...(tTA, also expressed by your transfer vector) binds to the TRE and activates the expression of your gene...usually 293T cells, with your transfer plasmid and your packaging plasmids. For this, you can use the transfection...
  17. Interview: Hodaka Fujii on enChIP, New CRISPR Tools, and More

    Type
    Blog Post
    Published
    Dec. 2, 2014, 7:23 p.m.
    ...requested plasmids for enChIP through Addgene. Retroviral Expression System for enChIP using CRISPR Addgene...enChIP Plasmids? All Hodaka Fujii lab plasmids Sign up to receive email alerts when new plasmids from ...vectors expressing tagged dCas9 and guide RNA. The retroviral enChIP system enables us to express the CRISPR... shopping for a wide range of plasmids. The merit of depositing plasmids to Addgene has been spectacular...IFNgamma-Responsive Promoter by a Retroviral Expression System for enChIP Using CRISPR. Fujita T, Fujii H. PLoS One. ... molecule technologies such as TAL proteins and CRISPR became available, I was very excited because genome-editing...recently developed a retroviral enChIP system using CRISPR technology. Can you describe this technology and...
  18. 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 ...reporter like GFP, some smaller CRISPR-Cas proteins such as SaCas9, CRISPR gRNAs, or your gene of interest...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 ...Promoter The promoter drives the expression of the AAV transgene. On a plasmid map, promoters are upstream ... of expression. For example, CAG is a strong promoter that drives very high, ubiquitous expression, while...
  19. Adapting Toehold Switches to Detect Zika Virus

    Type
    Blog Post
    Published
    Aug. 30, 2016, 2:30 p.m.
    ...RNA amplification, new toehold switch designs, CRISPR/Cas9-mediated genotyping, as well as our electronic... Check out All the Plasmids from the Collin's Lab Find Synthetic Biology Plasmids for Your Next Experiment...Components." Cell (2016). PubMed PMID: 27160350. Find Plasmids from the publication at Addgene 2. Green, Alexander...switches: de-novo-designed regulators of gene expression." Cell 159.4 (2014): 925-939. PubMed PMID: 25417166...Experiment Deposit Your Plasmids with Addgene ...
  20. Technologies Enabled by NanoLuc® Luciferase

    Type
    Blog Post
    Published
    Feb. 8, 2018, 12:17 p.m.
    ...Turquoise (CeNL; Plasmid #85199), Yellow (YeNL; Plasmid #85201), Orange (OeNL; plasmid #85202) and Red ... Researchers have been sharing plasmids ever since there were plasmids to share. Back when I was in the...detect endogenous tagged genes generated through CRISPR/Cas9 knock-in. Finally, NLuc is very inviting for ...specific strategies and tactics for getting the plasmids he wanted. Addgene makes it so much easier to ...kDa. An example is the CRISPaint-NLuc construct (Plasmid #67178) for use in the system outlined in Schmid-Burgk...reporter was used to sort successfully infected/expressing cells by flow cytometry. The isolated cells were...CyOFP1-NLuc-CyOFP1; Antares). Direct injection of plasmids for Antares or firefly luciferase into mouse livers...
Showing: 141 - 160 of 168 results