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We narrowed to 263 results for: Cre expression vector

Showing: 141 - 160 of 263 results

  1. Making CRISPR Plasmids Using Fragmid

    Type
    Blog Post
    Published
    Aug. 29, 2024, 1:15 p.m.
    ...modular vector assembly process designed for a quick, plug-and-play approach to cloning CRISPR vectors (McGee...for each module, generate the vector file, and quickly clone their vector of interest. And it truly is ...destination vectors for various delivery methods, along with compatible inserts. All destination vectors contain...heavy lifting out of CRISPR vector design, making it easier to get the vectors that are just right for your...Fragmid destination vectors currently available. Table 1: Fragmid destination vectors Organism Delivery...designing a CRISPR vector the Fragmid way!    Figure 1: Selecting your vector type on the Fragmid...plasmid and generating the vector file on the Fragmid website.   If the vector is to your liking, your...

  2. With Our New Viral Service, We're Taking CRISPR Further!

    Type
    Blog Post
    Published
    Dec. 6, 2016, 3:30 p.m.
    ...easy process. The cloning capacity of lentiviral vectors (~8.5 kb of insert) and the reduced titer associated...providing lentiviral preps of select lentiviral vectors from the repository for you. We perform test infections...infections with all of our viral preps and host our expression data (western blots or fluorescent microscopy...nickase for genome editing. You can also enhance expression of your gene of interest with a variety of Cas9...therefore, must be used to infect a cell line already expressing Cas9. As John Doench (Broad Institute and member...Page Check Out Our CRISPR Guide Pages Find Viral Vectors ...CRISPR pooled gRNA libraries that can be used to screen for genes involved in a wide variety of cellular...

  3. CRISPR Kinome Libraries Available: Pooled and Individual Plasmid Formats

    Type
    Blog Post
    Published
    Sept. 9, 2016, 2:43 p.m.
    ...pools are available in two vector formats: all-in-one (lentiCRISPRv2, expressing both Cas9 and an individual...individual gRNA from this single vector) and guide-only (lentiGuide expressing only an gRNA, for use with cells... useful for imaging or gene expression assays necessitating the screening of individual plasmids separately...Library Screening Why the kinome? While properly designed perturbations – in the case of screens using ...at the Broad Institute, John Doench. A genetic screening project can be a tremendous undertaking, producing...technology, gRNAs to knockout genes – are essential screening components, the model system and the assay are...is to do it huge, there are times when a more incremental approach is prudent. What's in the CRISPR kinome...

  4. Tag Your Favorite Yeast Genes with Ease

    Type
    Blog Post
    Published
    Nov. 19, 2013, 2:37 p.m.
    ...codon optimized specifically for expression in yeast. These tagging vectors are based on previously described...interest. These fluorescently tagged genes are expressed under native conditions and allow scientists to...described pFA6a-link vectors and include a Kan, SpHIS5, or CaURA3 selection marker. Lee et al.(1) assessed...from these yeast-optimized fluorophore tagging vectors for your single or multi-color imaging experiments...artifacts sometimes associated with plasmid-based overexpression. Tim Formosa, at the University of Utah, has...multiple cloning site in place of the epitope tag for creation of your own unique protein fusions. This collection..., including full and partial gene deletion, overexpression (by promoter substitution), and tagging at ...

  5. What's New in CRISPR - September 2019

    Type
    Blog Post
    Published
    Sept. 10, 2019, 12:56 p.m.
    ...tools for your research! This time: GeneWeld vectors to create knock-ins CasX Drug inducible CRISPR/Cas9 ...libraries for cancer research Creating knock-ins with GeneWeld vectors GeneWeld from Jeffrey Essner’s...’s lab uses CRISPR/Cas9 and a donor vector to create knock-ins of fluorescent proteins, fusion proteins...cargo (ex: fluorescent protein gene) on the donor vector. Therefore, targeting requires two sgRNAS: one ...site and a universal sgRNA that targets the donor vector sequence. Homology arms that flank the donor plasmid... Read the paper in bioRxiv Find the GeneWeld vector kit CasX, a small Cas protein, is active in E....active and inactive CasX for E. coli and human expression. Read the paper in Nature Find the CasX plasmids...

  6. Cloning Mammalian Cells with the Agarose Method

    Type
    Blog Post
    Published
    Sept. 7, 2017, 12:17 p.m.
    ...Fluorescent Protein Plasmids Find Mammalian Expression Vectors ...that overexpress genes of interest; more recently we have also been using Addgene CRISPR vectors to generate... enzyme assays to select both over- and under-expressing clones. If GFP-encoding cDNA is co-transfected...and PCR, depending on the level of endogenous expression. We highly recommend the use of an electronic...ampules each of 4 clones with different levels of expression of our gene of interest. Advantages of the agarose...isolate individual cell clones with different expression characteristics from a population of transfected...Challenges of Cell Culture Plasmids 101: Mammalian Vectors Resources on Addgene.org Check Out Our Protocols...

  7. Channelrhodopsins with improved light sensitivity for minimally-invasive optogenetics

    Type
    Blog Post
    Published
    Nov. 3, 2020, 2:15 p.m.
    ... injection of an AAV expressing a ChRger. In both experiments, neurons expressing ChRgers produced stronger... what was seen with ChRger2 expressing mice, while ChR2(H134R) expressing mice did not have this self-...Addgene.org Browse all viral vectors available at Addgene Visit our viral vectors guide Find our chemogenetics...to fire when light is shined on them, but the expression of light-gated ion channels such as channelrhodopsins...When light shines on excitatory channelrhodopsin-expressing neurons, the channelrhodopsins respond by opening...sequence and structures that determine membrane expression and plasma membrane localization of transmembrane...and ChRger3, were then characterized further by expression in cultured neurons and mouse brain slices collected...

  8. Top Requested Plasmid of 2017 - pMD2.G

    Type
    Blog Post
    Published
    Jan. 10, 2018, 4:13 p.m.
    ...2016 were CRISPR plasmids), but so are lentiviral vectors, many of which are used to deliver Cas9 and other....G from Didier Trono’s lab! Lentivirus envelope vector pMD2.G This plasmid has been requested nearly 6,000... 6,000 times (over 800 orders in 2017) and expresses the VSV-G envelope protein under the control of the... our Viral Production Process Find other Viral Vectors ... This plasmid has been used in studies of the secretome, ubiquitin ligase, cellular senescence, autophagy...

  9. Hot Plasmids - June 2019 - Optogenetics, Acoustic Reporter Genes, microRNAs, and the CRISPR-Cas9 system CHIME

    Type
    Blog Post
    Published
    June 6, 2019, 12:41 p.m.
    ...manner. They designed the pXPR_053 lentiviral expression vector, which contains an sgRNA insert site and a...pXPR_053. They expressed this construct in bone marrow stem cells from Cas9-expressing mice, and used ... microbe travels through a host organism, the expression of some genes can change depending on the location...reporter gene (ARG) plasmids to better monitor gene expression in vivo using ultrasound. These ARG plasmids .... 2018. PubMed PMID: 29300010. miRNA reporter vectors shed new light on mechanisms of miRNA-mediated ...important regulators of post-transcriptional gene expression across the majority of cellular pathways. Despite...target site. One fluorescent protein (EBFP2) is expressed in an unregulated fashion and thus a marker for...

  10. What's New in CRISPR - Spring 2019

    Type
    Blog Post
    Published
    March 21, 2019, 12:47 p.m.
    ...doxycycline, but it can also be regulated spatially with Cre-recombination. Read the paper in Frontiers in Molecular...single step gRNA multiplexing system that generates vectors containing high numbers of gRNAs in one overnight...overnight reaction. STAgR is highly customizable as vector backbones, and gRNA structure, numbers, and promoters...Read the paper in Science Find the anti-CRISPR expression plasmids CRISPR-based method for cell lineage...Averof lab. It’s an alternative to the conventional Cre or Flp recombinases used to excise markers. It has...Cas12a inhibitors Using a bioinformatics and a screening approach, the Jennifer Doudna lab identified three...

  11. Custom CRISPR Screens & the Green Listed Software

    Type
    Blog Post
    Published
    July 11, 2017, 2:30 p.m.
    ...custom CRISPR screens Differentially expressed genes  As the costs for global gene expression analyses like...transcriptomics data. Custom CRISPR screens designed to target differentially expressed genes can be the next stage...These targeted screens can allow a researcher to test which of the differentially expressed genes found ...large extent involve receptors expressed on the cell surface. Thus, a screen can be used to target surface...example, you could design a screen targeting all differentially expressed genes that are known drug targets... your vector of choice using the adapter sequences that you have specified.   Run your screen! Final...and Feng Zhang. "Improved vectors and genome-wide libraries for CRISPR screening." Nature methods 11.8 (...

  12. Open Resources and Plasmid Tools For Studying C. elegans

    Type
    Blog Post
    Published
    July 18, 2019, 12:55 p.m.
    ... 2016 created cGAL, a GAL-4 based bipartite expression system that can regulate gene expression in C.elegans...and plasmid assembly line for the creation of CRISPR targeting vectors that each contains a guide RNA and...CRISPR techniques and new tools for conditional expression and degradation. These workshops not only highlighted...elegans open resources The C. elegans Neuronal Gene Expression Map & Network (CeNGEN) The CeNGEN goal is to ...to establish a comprehensive gene expression atlas of every C.elegans  neuron. Scientists are currently...C.elegans. In this system a promoter controls the expression of a GAL-4 driver that can bind to activation...activation sequences upstream of genes to stimulate expression (Wang et al., 2016). In 2018, the lab expanded ...

  13. Starter Guide to induced Pluripotent Stem Cells (iPSCs) Part 2:  Reprogramming and Transdifferentiation

    Type
    Blog Post
    Published
    Nov. 6, 2018, 1:12 p.m.
    ...transdifferentiated in vivo to pancreatic β-like-cells with the expression of pancreatic and duodenal homoeobox.... Ferber, S., et al., Pancreatic and duodenal homeobox gene 1 induces expression of insulin genes in liver...four reprogramming factors can be delivered and expressed in multiple somatic cells via various methods....transdifferentiation is usually carried out by expressing transcription factors specific to the lineage...and in vitro methods are similar except that the vectors carrying the transdifferentiation factors are directly... (iPSCs) by temperature-sensitive Sendai virus vectors. Proc Natl Acad Sci U S A, 2011. 108(34): p. 14234...., Human induced pluripotent stem cells free of vector and transgene sequences. Science, 2009. 324(5928...

  14. Hot Plasmids: Winter 2025

    Type
    Blog Post
    Published
    March 11, 2025, 1:15 p.m.
    ...cell-derived neurons expressing ASAP5-Kv. C) Cultured rat hippocampal neuron expressing pan-membrane ASAP5...Each plasmid expresses all the components of the biosensor in optimal proportions from a vector backbone ...Figure 2), the authors developed a cost-effective expression and labeling approach using these constructs ...protein of interest can be inserted. B) Protein expression and labeling procedure. Adapted from Smith et..., and CLAP-tagged proteins for mammalian cell expression. These plasmids will be useful not only for future... The authors have deposited AAV plasmids for Cre-dependent and -independent versions that are trafficked...recently developed a collection of BRET-based ONE vector G-protein Optical (ONE-GO) biosensors (Janicot ...

  15. Mouse Modeling, Part 2: Breeding and Crossing Mice

    Type
    Blog Post
    Published
    Aug. 6, 2019, 12:55 p.m.
    ... that expresses Cre with a strain that expresses a floxed gene of interest. Cre may be expressed globally...heterozygous for each mutated allele.  Cre-lox expressing strains Cre-lox strains are a common example of... in mice expressing both Cre and LoxP occurs. But how are these mice made to begin with? Cre-lox mice ...tissue-specific manner (with expression controlled by a tissue-specific promoter). And, Cre may also be either ...constitutively expressed, or inducible (this is explained more in Part 1 of this series). In any case, Cre is a ...which you’ll want to genotype your mice for expression of Cre, loxP, and your gene of interest. To ensure...site, your control should be littermates that express Cre but not loxP. With this two-part guide to mouse...

  16. Modulate the Activity of 17 Signaling Pathways with One Kit!

    Type
    Blog Post
    Published
    March 22, 2016, 2:30 p.m.
    ... cDNAs into a single consensus lentiviral expression vector and attached a DNA barcode to each to make...cDNAs) representing core nodes that, when over-expressed, constitutively activated or inactivated the pathway...other researchers, and cloned them into lentiviral vectors to generate a kit which is now available at Addgene...make the library usable for pooled screens. Applications of the cancer pathways ORFs kit Wood and his colleagues...colleagues developed the kit for use in screening for pathways that drive resistance to drugs in vitro...the only way to use the kit. “You could use it to screen for pathways that confer any phenotype of interest...drug resistance,” he said. “It could [be used to screen for] morphological features, migration, or survival...

  17. Working with Nuclear Receptors

    Type
    Blog Post
    Published
    July 15, 2014, 4:03 p.m.
    ... a vast number expression and reporter plasmids and the free exchange of these vectors between laboratories... ligands remain unknown. Together, NRs govern expression of genes involved in a broad range of reproductive...efficient and timely activation or repression of gene expression (see www.nursa.org for a curated list of coregulators...ligand, cell type, and promoter, organizing the expression of functional groups of genes involved in the...Our Q-PCR datasets, for example, document the expression patterns of nuclear receptors across multiple...researchers with a one-stop shop for plasmids and vectors, and making them available to all researchers for..., B. W. (2002). Combinatorial control of gene expression by nuclear receptors and coregulators. Cell 108...

  18. Plasmids 101: Inducible Promoters

    Type
    Blog Post
    Published
    Jan. 18, 2018, 2:34 p.m.
    ...inducible system is found in many bacterial expression vectors. Negative inducible promoter pBad is another...for Bacteria Tetracycline (Tet) On Expression Systems at Addgene Cre-lox Guide and Plasmids     ...gene, it therefore determines the timing of gene expression and largely defines the amount of recombinant...Temperature inducible promoters Temperature sensitive expression systems are typically less leaky than chemically...chemically induced promoters; they show near-zero expression at regular temperatures but can be induced by ... promoters, in which a gene of choice is only expressed following exposure to a brief heat shock. In the...Addgene depositors have developed heat shock-inducible Cre and Cas9 for easy genome engineering in species like...

  19. Another Pathway into Cells: iTOP

    Type
    Blog Post
    Published
    June 23, 2015, 8:37 p.m.
    ...in which transient protein expression has a long-lasting effect, such as Cre- or Cas9-mediated recombination... mutations and gene expression changes elsewhere in the genome. Second, expression is by nature transient...control could enter cultured cells and activate expression of a luciferase reporter. CPP was not required...tested iTOP in a series of primary cell types using Cre and various loxP reporters. In both mouse and human...stem cells transduced with iTOP resulting in GFP expression. Image courtesy of Diego D'Astolfo. CRISPR...potential application of iTOP Having tested iTOP using Cre-lox recombination, D’Astolfo et al. were eager to...causes a cell to take up, and continued protein expression would require multiple transduction events. For...

  20. Minigenomes - a Safe Way to Study Dangerous Viruses Like the Ebola Virus

    Type
    Blog Post
    Published
    March 17, 2016, 2:30 p.m.
    ...Addgene.org Browse Our Viral Vector Plasmids Read Our Lentiviral Vector Guide Read Our AAV Guide  ...producing infectious virus (similar to lentiviral vectors) because they do not encode all of the necessary...plasmids allows researchers to partially control expression levels of each gene by altering the amount transfected...RNA polymerase gene or using cells that stably express T7 (e.g. BSR T7/5 cells) (1). We hope that minigenomes...on the Addgene Blog Read Other Posts on Viral Vectors Check out Our Scientist's Guide to Ebola Contribute... viral vector...This post was contributed by guest blogger Tessa Cressey. The highly pathogenic Ebola virus belongs to the...
Showing: 141 - 160 of 263 results