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  1. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

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    Blog Post
    ...then easy to package in low-capacity vectors like AAV, a popular vector due to its low immunogenicity. But...EsCas13d. Find the Yan et al. plasmids here Find the Konermann et al. Plasmids here How do Cas13d enzymes...in size and are easy to package in low-capacity vectors! These small, but mighty type VI-D enzymes are ...acceptor and two putative splice enhancers. After AAV-mediated delivery to iPS-derived cortical neurons...S0092-8674(18)30207-1. PubMed PMID: 29551272 Plasmids from this paper are available at Addgene. Yan...S1097-2765(18)30173-4. PubMed PMID: 29551514 Plasmids from this paper are available at Addgene. Learn... Resources on Addgene.org: Find RNA Knockdown Plasmids Check out our CRISPR Guide Read our CRISPR History...
  2. A Primer on Optogenetics: Introduction and Opsin Delivery

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    Blog Post
    ...the promoter in the AAV construct. Stereotaxic surgery  As mentioned above, AAV opsin constructs are... Resources at Addgene Find optogenetics plasmids! Find AAV resources! Find fluorescent protein resources...his optogenetic constructs available through the vector cores of various universities as well as Addgene...transfer agreement, and list of vendors (such as the vector core at the University of North Carolina) that ...is local injection of an adeno-associated viral (AAV) construct using stereotaxic surgery (see videos .... The Deisseroth lab has developed many of these AAV constructs with various promoters and other genetic...However, the length of promoter that can be used in an AAV construct is limited to only a few kb so attaining...
  3. What's New in CRISPR - September 2019

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    Blog Post
    ...CRISPR plasmids available at Addgene. We will still periodically focus on specific CRISPR plasmid tools...with GeneWeld vectors GeneWeld from Jeffrey Essner’s lab uses CRISPR/Cas9 and a donor vector to create knock-ins...that targets the donor vector sequence. Homology arms that flank the donor plasmid cargo are complementary...CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids ... tools for your research! This time: GeneWeld vectors to create knock-ins CasX Drug inducible CRISPR/...cargo (ex: fluorescent protein gene) on the donor vector. Therefore, targeting requires two sgRNAS: one ... Read the paper in bioRxiv Find the GeneWeld vector kit CasX, a small Cas protein, is active in E....
  4. Hot Biosensors 2022: Year-End Roundup

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    Blog Post
    ...-mRuby3 (AAV1) pGP-AAV-syn-jGCaMP8f-WPRE (AAV Retrograde) pGP-AAV-CAG-FLEX-jGCaMP8m-WPRE (AAV Retrograde...summer or just a bright new plasmid. One area with lots of bright new plasmids is our Fluorescent Biosensors... makes iGECInano suitable for AAV packaging.    Find iGECInano plasmids here!   Matlashov ME, et al. Design...constructs: pAAV-CAG-dLight1.2 (AAV1) pGP-AAV-syn-FLEX-Ace2N-4AA-mNeon-ST A122D WPRE (AAV1) pAAV-hSynapsin1...  Find JEDI-2P plasmids here! Find viral preps here: pAAV-EF1a-DIO-JEDI-2P-WPRE and pAAV-EF1a-DIO-JEDI-...pAAV-CAG-SomaGCaMP6f2 (AAV9) Plus, additional AAV serotypes of the most recent jGCaMP8 calcium sensors: pAAV-hSynapsin1...2022.   Find iGluSnFR3 plasmids here! Find viral prep here: pAAV.hSyn.FLEX.iGluSnFR3.v857.PDGFR.codonopt  ...
  5. Introducing Addgene's New Search - Find Plasmids More Easily For Your Research!

    Type
    Blog Post
    ...300+ plasmids. Under ‘Vector Types’ I selected ‘Lentiviral’ which eliminates most of the plasmids designed... best plasmid for your research can be a daunting challenge. With over 80,000 deposited plasmids from ...through to the plasmid search results: More than 200 different GCaMP containing plasmids are available...search tool lets you access plasmids from journal articles. From paper to plasmid Authors regularly indicate... to include specific plasmid ID numbers. If you know the ID number for a plasmid, your straightforward...page to see the plasmids deposited by our own CSO. But what if you don’t have plasmid ID numbers, or you... Not every plasmid search will start from a publication. You may have an idea for a plasmid that would...
  6. Popular Retroviral Vectors and Their Uses in Scientific Research

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    Blog Post
    ...Transfer Vectors   Expressing your gene of interest pMKO.1 GFP (Plasmid #10676) Retroviral vector for cloning...use the pLKO.1 vector can be found here. Cre-Lox technology Puro.Cre empty vector (Plasmid #17408)   This...building block Entry vectors and 5 lentiviral Destination vectors. These vectors can induce combinatorial...research purposes, retroviral vectors have been developed into ‘split-vector systems’ by separating viral...transgene expression across several plasmids. The most commonly used viral vector systems are made up of separate...separate envelope and packaging plasmids as well as transfer plasmids. This concept ensures safe handling...and expression of these vectors when used in experiments. Retroviral vectors make up a large toolbox ...
  7. AAV Production in HEK293 Cells

    Type
    Protocol
    ...of each plasmid needed to have a 1:1:1 molar ratio with 2 mg total DNA per CS5 Plasmid Plasmid Size (bp... Protocols AAV Production in HEK293T Cells AAV Production in HEK293T...HEK293T Cells You may also like... AAV Viral Service Viral Vector Guides Virus Blog Posts Molecular Biology...conditions must be optimized. Plasmids for transfection: pHelper; pRC (Rep-Cap), plasmid expressing your gene ...molar ratio of each plasmid: 2000 μg / 24,961 bp = 0.08 μg/bp Therefore, for each plasmid we need: Sample ...adeno-associated virus (AAV) in HEK293 cells. Protocols...Introduction This protocol can be used to produce AAV from one Five Chambers Cell-Stack (CS5) (Link opens...
  8. Export Control Regulations Lifted for Plasmids Containing Rabies and VSV-G Genes

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    Blog Post
    ...information on shipping plasmids to your country. Curious about how rabies plasmids are used in the lab? ...! You can also browse tools for AAV tracing, made from rabies plasmids deposited by Ian Wickersham’s lab...If you're an international researcher who uses plasmids containing genes from rabies and vesicular stomatitis...may have noticed it’s been easier to order these plasmids. This is because in 2024 certain export control...controls prescribed by the Australia Group, for these plasmids for the majority of the countries we ship to, ...lasting basis.   Table 1: Popular Rabies and VSV-G Plasmids Name Purpose Depositing Lab pCMV-VSV-G ... particles. Use in conjunction with a packaging vector such as pCMV-dR8.2 dvpr (lentiviral) or pUMVC (...
  9. 22 Hot Plasmid Technologies from 2014

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    Blog Post
    ... the pOSIP (one-step integration plasmid) series of plasmids, vectors that convey both the sequence to... Hot Plasmid list. Other popular plasmids & blog posts @Addgene: The 10 Most Distributed Plasmid Technologies... existing transposon and vector systems and creating an all-synthetic vector that included only the elements... screens. These vectors and sgRNA libraries expand upon the CRISPR family of plasmids by offering a lentivirus-based...inducible inactivation. Find the Robinson plasmids or the Royle plasmids and get to work! Robinson et al... into a destination vector in a predefined order. Finally, the destination vectors are used with Multisite... eight entry vectors can be used for each Multisite Gateway compatible destination vector for a maximum...
  10. Clear and Accessible Writing

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    Blog Post
    ...graduate student using viral vectors for the first time and learning how to purify AAV.  Second, you’ll identify... built on the concept of accessibility: making plasmids more accessible to scientists around the world...sighted readers.    Figure 1: An image from AAV Purification by Iodixanol Gradient Ultracentrifugation...image in Figure 1 appears on our protocol page for AAV Purification by Iodixanol Gradient Ultracentrifugation...the technical details of collecting the purified AAV–that the interfaces between layers are blurred after...are captured at the 40% layer. To collect purified AAV, insert a syringe at the interface of the 40% layer...
  11. Hot Plasmids and Viral Preps - July 2021

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    Blog Post
    ...GCaMP8 AAV preps has expanded. Check out the new selection of ready-to-use AAV9 and AAVrg vectors. New ...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need... CRISPR plasmids are always being added to the repository. To find all of the CRISPR plasmids available...available in AAV8! Expand your imaging experiments with the Cre-OFF/FLP-ON vector 137128-AAV8: Ef1a-Coff...inducible CRISPR inhibition (CRISPRi). A) Lentiviral vector design. B) Strategy for leak-free transcriptional...EasyTag workflow combines thoughtfully designed plasmid components with Fluorescence Activated Cell Sorting...
  12. Hot Plasmids and Viral Preps - September 2021

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    Blog Post
    ...subset of the new plasmids and viral preps in the repository through our hot plasmids articles. These articles...recent plasmid deposits and we hope they'll make it easier for you to find and use the plasmids you need... CRISPR plasmids are always being added to the repository. To find all of the CRISPR plasmids available...available including: pAAV-hsyn-GRAB_DA2h in AAV9 New GRAB-DA and 5HT sensors New AAV tools to selectively... Xiao Wang Lab has recently deposited a set of plasmids that helps identify base edited cell populations...populations without end-point sequencing assays. These plasmids use “Cas9-mediated adenosine transient reporter... a) Cells are transfected with three different vectors and flow cytometry is used to sort populations ...
  13. FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution

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    Blog Post
    ...Learn more about FLEx vectors Download our Plasmids 101 eBook Read our plasmids blog posts Resources ...transgenic DNA exceeding the carrying capacity of AAV vectors." Gene Therapy for Neurological Disorders. Humana...molecular biology reference Find Cre-lox plasmids at Addgene Browse plasmids at Addgene ...as the optogenetic FLEx vectors in combination with transgenic animals or rAAVs expressing Cre under a ...For example, Taylor and colleagues used rAAV FLEx-based vectors to study the neural circuitry behind the...recent paper, de Jong and colleagues used rAAV FLEx-based vectors to answer this question, mapping and characterizing...Wick and Krook-Magnuson, 2018). Optogenetic FLEx vectors contain a strong promoter upstream of an opsin ...
  14. Hot Plasmids - November 2023

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    Blog Post
    ...of the new plasmids, antibodies, and viral preps in the repository through our Hot Plasmids articles. ... ideal for size-limited AAV delivery. PE6c and PE6d are optimized for dual-AAV systems. These variants.... Today, it's time for another edition of Hot Plasmids!  Here's what you'll find in this post:  New...., 2023 under CC-BY 4.0 License. Find PE6 plasmids here!  Doman, J.L., Pandey, S., et al. (2023)....to reprogram delivery vehicles like lentiviral vectors, CreVLPs, and eVLPs for in vivo and in vitro applications...therapies and medical applications.  Find DIRECTED plasmids here! Strebinger, D., et al. (2023). Cell type-specific...pulse-chase experiments, and more. Find LOV-Turbo plasmids here! Next, Qin and Cheah et al. described TransitID...
  15. Adenoviral Delivery of CRISPR/Cas9 Aims to Expand Genome Editing to Primary Cells

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    Blog Post
    ...Cas9. Adenoviral CRISPR vectors (left) or CRISPR vectors and donor DNA vectors (right) are transduced ...need to use a two viral vectors system: one vector for Cas9/sgRNA and one vector for your specific DNA ...gRNA and Cas9 using adenoviral vectors As compared to other viral vectors, AdVs can provide a large transgene...have already a packaging capacity larger than AAV vectors. This capacity is large enough to carry the Cas9...adenoviral vectors Since then, other groups have successfully developed and used AdV vectors to edit genes...Gonçalves and Ventura labs’ plasmids, including protocols, check out the plasmids at Addgene: pAdSh.PGK.Cas9...looking for a broader range of CRISPRs plasmid tools, find more plasmids, CRISPR technology guides, FAQs, and...
  16. 27 Hot Plasmids from 2016

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    Blog Post
    ...includes dSaCas9-VPR in an AAV transfer vector for in-vivo expression and plasmids optimized for dCas9-VPR...Neurosci 2016. PubMed PMID: 26950006 Plasmid ID Plasmid Name Plasmid Type 74309 pcDNA3.0-TRPV4-p2A-ferritin-p2A-mCherry... 74307 pAAV-CMV-DIO-Magneto2.0-sNRPpA AAV 74306 pAAV-CMV-DIO-TRPV4-p2A-ferritin-sNRPpA AAV 74302 ...highlight a subset of the new plasmids in the repository through our hot plasmids articles. These brief articles...features and applications of a partiular plasmid or set of plasmids. We hope that these articles make it ... you to find and use the plasmids you need. You can find all the hot plasmids from 2016 below. With over...over 45,000 plasmids, we can't write posts for every great plasmid that comes into the repository, but...
  17. Evolution of Brainbow: Using Cre-lox for Multicolor Labeling of Neurons

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    Blog Post
    ...Brainbow adeno-associated viral vectors (AAV) available - AAV-EF1a-BbChT and AAV-EF1a-BbTagBY. These constructs...associated with AAV; co-infection with both constructs produces a minimum of 8 colors. The use of AAV provides...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... of Cre-lox. Check out our previous blog post, Plasmids 101: Cre-lox, if you need a quick primer on how...
  18. Simplify Cloning with in vivo Assembly

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    Blog Post
    ...Subcloning - To move a gene from one vector to another simply amplify the vector and insert with separate primer...possible Some plasmids just won’t amplify! Examples of this are the GC-rich ITRs of AAV genomic DNA encoding...encoding plasmids, or promoters such as the chicken beta-actin promoter of the pHLsec vector. In this ...blog posts on plasmid cloning Resources on Addgene.org Read our protocols for plasmid cloning Find our... from the MRC Laboratory of Molecular Biology. Plasmid cloning is an essential part of any molecular biology... techniques involve the assembly of a circular plasmid in vitro, before transforming it into E. coli for... propagation. However, while not widely known, plasmid assembly can be achieved in vivo using a bacterial...
  19. Plasmids 101: Modular Cloning Applications and Kits

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    Blog Post
    ...kit has a focus on infrastructure with shuttle vectors, several delivery systems which can be engineered...engineered into the TUs, and even viral gene silencing vectors. The Plant Parts III kit has a focus on transformation...between CRISPR components expressed from different plasmid backbones. They noted that backbone differences... as the order, or distance in the placement of plasmid elements can impact expression levels and consequently...system was used to assess how different lentiviral plasmid backbone elements impact viral titer and to compare...compare different Cas enzymes in all-in-one AAV delivery. While Fragmid developers were specifically testing...Fragmid toolkit to facilitate other lentivirus- and AAV-based studies. Unified MoClo Systems While many MoClo...
  20. Viral Vectors 101: Pseudotyping

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    Blog Post
    ...three plasmids: (1) The transfer plasmid, (2) the envelope plasmid, and (3) the packaging plasmid. These...lentiviral vector will infect, pseudotyping can help. In pseudotyping, you produce viral vectors using viral...Sandoval S (2017) Pseudotyped Lentiviral Vectors: One Vector, Many Guises. Human Gene Therapy Methods ...To deliver genes using lentiviral vectors, you need an envelope protein on the virus’s surface and a ...virus. How to pseudotype To pseudotype your viral vector, you use the same protocol for generating lentivirus...pseudotyped protein is encoded on the envelope plasmid which contains a promoter, the envelope gene, and...Sometimes this is due to the cells that the viral vectors were produced in. For example, production of vesicular...
Showing: 81 - 100 of 195 results