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We narrowed to 893 results for: plasmid

Showing: 221 - 240 of 893 results

  1. Plasmids 101: Terminators and PolyA signals

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    Blog Post
    ...Download our Plasmids 101 eBook to get all the background you need to start working with plasmids! What are...Techniques Read all of our Plasmids 101 Posts Resources on Addgene.org Browse our Plasmid Reference Pages Just...Plasmids designed to express genes in a given host cell type are generally broken down into two broad...based on the functional elements they contain. Plasmid DNA in both prokaryotic and eukaryotic systems ...Rho-dependent terminators are not usually employed in plasmid-based expression systems, so these will not be ...the end.  Nearly all common bacterial expression plasmids use Rho-independent terminators, which include...termination with polyadenlyation. Mammalian expression plasmids are primarily used to create mRNA and the commonly...

  2. Genome-wide Screening Using CRISPR

    Type
    Blog Post
    ...in a 1-plasmid system, in which Cas9 is included on the gRNA-containing plasmid, or a 2-plasmid system...contain thousands of gRNA plasmids, discerned only by a unique barcode on each plasmid. As such, sequencing...are composed of many different gRNA-containing plasmids, each with a different genomic target. The goal...sequences and ease of generating gRNA-containing plasmids. CRISPR genome wide-screening experiments commonly...other types of experiments, check out our CRISPR Plasmids and Resources Page. References McDade JR, Waxmonsky...Lentivirus Get Tips on Titering Your Lentivirus Plasmids 101: NGS Quality Control for Pooled Libraries ...More CRISPR Resources at Addgene: Find CRISPR Plasmids Read our CRISPR Guide Find tools to design your...

  3. Addgene’s New Way to Help You Share Science

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    Blog Post
    ...repository, and explaining how to deposit and request plasmids, but I also spend a lot of time listening. I’ve...scientists (and our growing collection of 25,000+ plasmids from 1,600+ labs around the world!) that have ...inside scoop from scientists who have deposited plasmids at Addgene.  Learn how discoveries were made and... and get practical tips on how to use the plasmids in your own lab. Summaries of the latest technologies...the bench, with a special focus on cloning and plasmid-based technologies. Commentary about scientific...

  4. Quick Guide to Working with Drosophila Part 3: Genome Engineering in Flies

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    Blog Post
    ...different plasmids. Harvard’s DRSC/TRiP Functional Genomics Resource Center has various plasmids for overexpression...gene of interest is cloned into a plasmid, you can send your plasmid to a company. For a few hundred dollars...Basically, you place your gene of interest in a plasmid and get the vector incorporated into the germline...filtering by fly as species of gene. Find Gal4 and UAS plasmids at Addgene Choosing a vector to generate a transgenic... dollars, they will inject the plasmid into fly embryos and pick out flies where your transgene has been...incorporated into the germline. Outsourcing the plasmid injections is much easier than doing it yourself...Recombination Resources at Addgene.org Browse Drosophila Plasmids ...

  5. Enabling Precision Functional Genomics with the Target Accelerator Plasmid Collection

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    Blog Post
    ...We've developed a new plasmid toolkit, the Broad Institute Target Accelerator Plasmid Collection, that we...phenotypes. Broad Institute Target Accelerator Plasmid Collections To overcome this first challenge, we...developed the Broad Institute Target Accelerator Plasmid Collections, now widely available to the scientific...in our recent publications, we used the cancer plasmid collections listed above to demonstrate how gene... hope that by releasing these new and exciting plasmid collections (together with the data generated from...patients. We hope you find these new cancer variant plasmid collections useful for your studies. Many thanks... Addgene.org Fine More Kits at Addgene Browse Plasmids from the Broad Institute ...

  6. Supporting Rare Disease Research with BeHeard 2017

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    Blog Post
    ... disease. This year, Addgene will be providing plasmid grants worth $2,000 each to two labs through the...the BeHEARD Award. Read on to learn how plasmids from Addgene will be used to accelerate rare disease ...in C. elegans, Dr. Di Schiavi will use Addgene plasmids to characterize smn1 interactions with other genes... their function, and C. elegans overexpression plasmids to upregulate their expression in specific cells...tumorigenesis. They plan to use CRISPR and lentiviral plasmids from Addgene to knockout, knockdown, or overexpress... Support Rare Disease Research: IFOPA Donating Plasmids to Researchers in Developing Countries with Seeding...Seeding Labs Resources on Addgene.org Find Plasmids for Disease Research ...

  7. Addgene at the ASM Microbe 2016 Conference

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    Blog Post
    ...steps into this field, we’ve curated microbiology plasmids from the repository onto one handy Microbiology... of researchers who weren’t aware of Addgene’s plasmid sharing services, as well as #happydepositors who...these new Rainbow Bacterial Fluorescence Labeling Plasmids from the Barbier lab). Bright and early on Saturday..., it looks like there are plenty more exciting plasmid tools on the horizon for microbiology research ... distribution service! Did you see a must-have plasmid during ASM? Let us know what’s missing in the collection... collection by filling out our Suggest a Plasmid Form. We look forward to helping microbiologists from...Microbiology Resource Page Deposit Your Microbiology Plasmids with Addgene ...

  8. 5 Science Rap Videos & Their Creator: Tom McFadden

    Type
    Blog Post
    ...the bay area to create a plasmid rap video for us (If you’re new to plasmids, we highly recommend checking...about colony collapse disorder.     5. Plasmid Rap Plasmid rap video made with support from Addgene....Podcasts Find Great Educational Content in our Plasmids 101 Series Additional Resources on Addgene.org...

  9. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    .... citrea scarless editing plasmids Sheng Yang’s lab describes a two-plasmid system that combines recombineering...engineering functions in bacteria, but have no fear - plasmids from Addgene depositors are making it easier than... system available from Addgene consists of two plasmids: pCas9: carries Cas9 and chloramphenicol resistance...gRNA and a backbone-targeting gRNA cassette for plasmid curing through "self-destruction" after induction...editing takes two days, and the pTargetF and pCas plasmids can be subsequently cured from the bacteria. Although...but has many other advantages including shorter plasmid curing time. pCRISPomyces for editing in Streptomyces...inserted using BbsI and Golden Gate Assembly. Either plasmid can be also linearized with XbaI to insert extra...

  10. CRISPR/Cas9 FAQs Answered!

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    Blog Post
    ...easiest way is to co-transfect several plasmid together, with each plasmid having a targeting spacer cloned ...articles (3/12/2014). With so many options for CRISPR plasmid tools and numerous experimental design decisions...with expression, though it is possible for the plasmid to still express without the G. Because the G is...experiments for multiplexed targeting with Zhang lab plasmids? A6: For multiplexing CRISPR to target multiple...into PX330, then co-transfect or delivery the two plasmids together into your cells. If you want to use double...very big concern, you could go ahead with PX330 plasmid, clone in your target guides, test run them, and...donor template, it's usually more efficient than plasmid donor. Typical design is to have 50–80 bp of homology...

  11. What's New in CRISPR - May 2019

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    Blog Post
    ...CRISPR plasmids available at Addgene. We will still periodically focus on specific CRISPR plasmid tools...CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids ...Communications Biology Find the Cas9-PCV and PCV-Cas9 plasmids Selective curbing of unwanted RNA editing (SECURE...paper in mSphere Find the dCas9 and dCas9-Mxi1 plasmids If you have a new CRISPR tool you’ve recently...

  12. Save Time and Money by Making Your Own Competent Cells

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    Blog Post
    ...if you're transforming a plasmid with ampicillin resistance.  After a plasmid is introduced to bacteria... library or an especially low concentration of plasmid), you will benefit from purchasing competent cells...survivalTM, and Stbl3TM. How to transform your plasmid DNA If you decided to use commercial competent ...negative control (plate your cells without adding plasmid) to make sure you don’t have contamination.  ... Also conduct a positive control (test a plasmid that transforms well in other competent cells) to ensure...

  13. AAV Vector Quality Control: Going the Extra Mile with NGS

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    Blog Post
    ... tube is mislabeled or someone grabs the wrong plasmid? What if bacteria snuck into the prep during the... human error, fragments of DNA from the helper plasmids or the cell genome can be packaged inside the ...) are aligned to the reference sequence of the plasmid used to create the viral prep. In a clean viral...bacterial genomes, cloning vectors, and helper plasmids (Chadeuf et al., 2005, Wright et al., 2011). In...collection database, and it may also be aligned to plasmids in our inventory containing the suspected contaminating... the best match for the contaminant is Addgene plasmid #44362. Method validation, limitations, and future...predetermined seed sequences unique to the capsid plasmid. Our recombination software looks for and quantifies...

  14. No Llamas Required - Synthetic Nanobodies Against Membrane Proteins

    Type
    Blog Post
    ...Fusions Plasmids 101: Secondary Nanobody Toolbox Resources on Addgene.org View the Antibody plasmid collection...The Seeger lab found a way around this by using plasmids to generate sybodies, synthetic nanobodies against...nanobodies can be synthetically expressed off of plasmids in bacteria, and they can target epitopes that...form of mRNA for academic research. The template plasmids for generating your own libraries are also available...available in the Sybody Generation Toolbox plasmid kit: SB_concave, SB_loop, SB_convex. These scaffolds...efficiently subcloned into the phagemid pDX_init plasmid, using the fragment exchange (FX) cloning technique... subcloned into pBXNPH3 or pBXNPHM3 expression plasmids for the production of tag-free proteins for further...

  15. Mobile-CRISPRi: Bringing CRISPRi to Diverse Bacteria

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    Blog Post
    ...Browse our CRISPR interference plasmids Find bacterial CRISPR plasmids Read our CRISPR guide ...transposon system. This system has two parts: a plasmid expressing the Tn7 transposition genes (tnsA, tnsB... tnsB, tnsC, tnsD, and tnsE), and a plasmid that contains the Mobile CRISPRi cassette flanked by left ...copy of the RP4 transfer machinery mobilize these plasmids for transfer to recipient cells during a tri-parental...Mobile-CRISPRi ICE element forms a conjugative plasmid-like DNA circle and is transferred to recipient...transposon containing the CRISPRi components and a plasmid with the Tn7 transposition genes are transferred...RP4 transfer machinery, which mobilizes the Tn7 plasmids, and lack the ability to synthesize diaminopimelic...

  16. CRISPR 101: Ribonucleoprotein (RNP) Delivery

    Type
    Blog Post
    ...commonly performed by transfecting cells with a plasmid, such as PX459, which encodes Cas9 and contains...chosen for both Cas9 and gRNA expression       Plasmid DNA may be incorporated into the genome     Off-target...targets with similar efficiency as compared to plasmid-based expression of Cas9/gRNA and can be used for... as CMV or EF1A promoters found in many CRISPR plasmids) are not expressed. Because this method does ...fluorophore tagged dCas9 may require the use of plasmid or viral-mediated delivery. You’ve decided to...and purify His-tagged Cas9 from E. coli using a plasmid such as pET-28b-Cas9-His from Alex Schier’s Lab...experimental systems that may not be amenable to plasmid based methods. One of the most common techniques...

  17. Lambda Red: A Homologous Recombination-based Technique for Genetic Engineering

    Type
    Blog Post
    ...background via P1 transduction. Plasmid Expressing lambda red genes from a plasmid allows for a mobile recombineering... flexibility to modify the E. coli chromosome, plasmid DNA or BAC DNA.  To use the lambda red recombineering...bacteria with integrated defective prophage 2) from a plasmid, 3) from mini-λ or 4) from the lambda red phage...phage pL promoter.  It is a good idea to choose plasmids that also express the repressors associated with...limit leaky expression of the Red system.  Using a plasmid to express the lambda recombineering system is ... do this is to express lambda red genes from a plasmid with a heat sensitive origin of replication.  Once... them at 42℃.  Mini-λ A hybrid between using a plasmid and stable integration of a defective prophage ...

  18. Multiplex Genome Editing with CRISPR-Cpf1

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    Blog Post
    ...transfection of single plasmids vs pooled plasmids; for multiple edits, single plasmids are generally more...transfected on a single plasmid. This is versus 2.4% of cells transfected with a pool of plasmids that contained...sites. This eliminates bulk from crRNA expression plasmids resulting in smaller, more streamlined vectors...contained one crRNA per plasmid plus a Cpf1 expression vector.  See the graph in figure 2 for a comparison of...your research? Check out the Cpf1 multiplexing plasmids available from Addgene. If you have any questions... Our CRISPR Multiplexing Resources Find CRISPR Plasmids for Your Research Catch up on Your CRISPR Background...

  19. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    ...our plasmid collection page Find more plasmids and resources for plant resources on Plant Plasmids Collection...box” for its common use in plasmid manipulation and genetics research. Plasmids are ideal tools for studying...Model Organisms blog post Read more about plasmids in our Plasmids 101 blog series Learn more about CRISPR...disease models.  Check out Addgene’s collection of plasmids containing Rattus norvegicus genes! Mexican axolotl...several vectors for use in the axolotl including plasmids for use in CRISPR and Tol2 transposase induced... and after embryogenesis. Addgene has over 600 plasmids that contain Xenopus genes and a tool-kit from...model organisms in the lab, check out Addgene’s plasmid collections to help start your experiments! References...

  20. What's New in CRISPR - December 2019

    Type
    Blog Post
    ...CRISPR plasmids available at Addgene. We will still periodically focus on specific CRISPR plasmid tools...CRISPR guide Find CRISPR plasmids by function Find recently deposited plasmids ...Nucleic Acids Research Find the gRNA and packaging plasmids   Cytosine deaminase for RNA editing Feng Zhang...RESCUE. Read the paper in Science Find RESCUE plasmids If you have a new CRISPR tool you’ve recently...
Showing: 221 - 240 of 893 results