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We narrowed to 182 results for: cre encoding plasmid

Showing: 161 - 180 of 182 results
  1. Harnessing Bacterial Toxins for Allelic Exchange

    Type
    Blog Post
    Published
    Aug. 15, 2019, 12:30 p.m.
    ...Improvement of pCVD442, a suicide plasmid for gene allele exchange in bacteria." Plasmid 51.3 (2004): 246-255. PubMed...exogenous enzymes, require multiple transformation and plasmid curing steps, and can generate off-target mutations...a mutated allele introduced from a conjugative plasmid replaces the chromosomal copy. This is a versatile... These two steps are (Figure 1): The initial plasmid integration step (the so-called “single crossover...difficult, we have also included versions of pTOX that encode one of two visible blue or magenta chromoproteins... an allelic exchange experiment? Find the pTOX plasmids here! Continued development of new allelic exchange...Additional resources on the Addgene blog Read our Plasmids 101 blog posts Find our CRISPR blog posts Learn...
  2. Rosella: A Fluorescent pH-Biosensor for Studying Autophagy

    Type
    Blog Post
    Published
    April 13, 2017, 2:30 p.m.
    ... phosphatase activity: In yeast, the PHO8 gene encodes a vacuolar alkaline phosphatase. Normally PHO8 ... Resources on Addgene.org Fluorescent Protein Plasmids and Resources Fluorescent Protein Guide: Biosensors...synthesized at the ER, delivered to the vacuole via the secretory pathway, and then cleaved to generate an active...In both cases, red fluorescence in the vacuole increased with longer exposure to autophagy-inducing conditions...
  3. An Introduction to Adenovirus

    Type
    Blog Post
    Published
    Oct. 3, 2023, 1:15 p.m.
    ...that vectorization strategies include creating an AdV transfer plasmid with the E1 and E3 (Early 1 and Early...replication (Harrach, 2014). Given that the early genes encode proteins essential to initiating the whole process.... These genes’ functions are rescued by helper plasmids used during production and/or by genes present...made available by this deletion from the genomic plasmid can be used to house a recombinant sequence (transgene...late genes are usually present in the transfer plasmid for the majority of adenoviral vector systems used...
  4. Plasmids 101: Dimers and Multimers

    Type
    Blog Post
    Published
    Jan. 10, 2023, 2:15 p.m.
    ...Addgene blog:  Plasmids 101: What is a plasmid? Plasmids 101: Origin of ReplicationPlasmids 101: PCR...process known as plasmid multimerization. Plasmid Multimerization Early studies on plasmid topology recorded...ligate the plasmid, and re-transform the ligated plasmid to recover the monomeric form of the plasmid. Have...copy number plasmids causes instability: CoIE1 encodes a determinant essential for plasmid monomerization... monomer of Plasmid 12259: pMD2.G (depicted on the left) is ~5.8 kb in length. The plasmid can exist on... the sequencing results for their plasmids, they found the plasmids were much longer than expected, and...tandem. Such plasmids are known as multimers, and they are the result of multiple plasmid copies combining...
  5. 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...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...CyOFP1-NLuc-CyOFP1; Antares). Direct injection of plasmids for Antares or firefly luciferase into mouse livers...Red (ReNL; plasmid #85203) NLuc fusions. The Nagai lab has additionally deposited more than 25 fusions of.... This construct is available through Addgene (Plasmid #83926). Live-Cell Voltage Sensor  Ingaki and ...
  6. Fluorescent Proteins 101: Introduction to FRET

    Type
    Blog Post
    Published
    June 27, 2017, 1:03 p.m.
    ...page and can be used to create fusions with a gene of interest. These plasmids will be most useful for...transfection). Future of FRET The first genetically encoded FRET biosensor, Cameleon (Miyawaki et al., 1997...biosensors too, as another laboratory may have already created the sensor that you need. FRET biosensors designed...multiple FRET biosensors simultaneously would further increase the amount of correlated information available...
  7. Generating Mouse Models Using CRISPR/Cas9

    Type
    Blog Post
    Published
    July 12, 2016, 2:30 p.m.
    ... Find CRISPR Plasmids for use in Mammals Check out Our CRISPR Guide Pages Find Plasmids for Mouse Targeting...model basics To create a mouse model, the gRNA, Cas9, and donor oligonucleotide or plasmid components are...genome is made up of 3 x 109 nucleotides (nt), and encodes 23,000 or so genes. It would be great if we could...target site, and a donor oligonucleotide or plasmid as the repair material if needed (for knock in models)...provided (in the form of an oligonucleotide or plasmid), precise changes can be made in the genome via...mice carrying the intended mutation. With a donor plasmid, the outcome is less predictable. In our best case...specifies the target, the Cas9 endonuclease that creates the DNA double-strand break (DSB) at the target...
  8. CRISPR 101: Targeting Non-Coding RNAs with CRISPR/Cas9

    Type
    Blog Post
    Published
    Nov. 14, 2024, 2:15 p.m.
    ...Non-coding RNAs (ncRNAs) are transcribed but do not encode proteins. They play important roles in many cellular...affect nearby genes (Figure 1A-C). Find CRISPR plasmids at Addgene! Knock-in: Introducing tags or stop...observe the effects. Luckily for us, CRISPR is an incredibly versatile system that can be tweaked to target...pairs long. Using a single guide RNA (sgRNA) to create a double-strand break works well because very small...ncRNA locus (Ho et al. 2012). For large-scale screening, sgRNA libraries are useful for targeting thousands...092902 Liu Y, Cao Z, Wang Y, et al. Genome-wide screening for functional long noncoding RNAs in human cells...
  9. CrispyCrunch: High-throughput Design and Analysis of CRISPR+HDR Experiments

    Type
    Blog Post
    Published
    Feb. 7, 2019, 2:16 p.m.
    ...sequence is altered but the protein sequence they encode is not. After each mutation, it will check the ...software Resources on Addgene.org Find CRISPR plasmids and resources Download the CRISPR eBook Read our...the sequence inserted by HDR may inadvertently re-create a match for the active guide. With these constraints.... To use this tool, simply follow these steps: Create a new experiment in the program Design gRNAs by...
  10. Deep Dive: Fixing and Permeabilizing for Immunofluorescence

    Type
    Blog Post
    Published
    Aug. 30, 2022, 1:15 p.m.
    ...Find recombinant antibodies at Addgene Find plasmids encoding recombinant antibodies at Addgene  ...epitopes previously hidden within the protein. Created with BioRender.   Permeabilization What is ...better at permeabilizing organellar membranes. Created with BioRender.   How do I choose?! Ok, so ...
  11. Which Fluorescent Protein Should I Use?

    Type
    Blog Post
    Published
    May 20, 2014, 2:06 p.m.
    ...The most commonly used are GECIs - genetically encoded calcium indicators (e.g. GCaMP). Others include... comprehensive data sheets on many FP variants Plasmids 101: Green Fluorescent Protein (GFP) Three Review... the time it takes the FP to correctly fold and create the chromophore. This can be from a few minutes...
  12. CRISPR 101: Multiplex Expression of gRNAs

    Type
    Blog Post
    Published
    Sept. 10, 2020, 11:45 a.m.
    ...assembled to produce a plasmid encoding the gRNAs and Cas9. As with the Gersbach lab plasmids, multiple Cas9 ...multiple gRNAs on the same plasmid, you’ll make sure that each cell that gets the plasmid contains all of the...rectangles) are cloned into various plasmids using oligonucleotides. These plasmids contain Type IIS restriction...different purposes.   Gersbach Lab multiplexing plasmids: This plasmid set allows you to express 2-4 gRNAs, with...Golden Gate/Gibson Assembly Multiplexing Plasmids: These plasmids allow you to assemble 2-4 gRNAs through...Golden Gate/Gibson Assembly Multiplexing Plasmids: These plasmids can be used to express up to 8 gRNAs after...Yang Lab Single Transcript Multiplexing Plasmids: These plasmids are similar to the Csy4 polycistronic ...
  13. Antibodies 101: Introduction to Antibodies

    Type
    Blog Post
    Published
    Jan. 19, 2021, 2:15 p.m.
    ...in cells that have been transfected with a plasmid encoding GFP. Actin, a common internal control for ... be used for. Addgene’s Antibody Plasmid Collection includes plasmids that express antibodies, nanobodies...immunoglobulin genes, recombinant antibodies are plasmid-based. Their sequences can be optimized for specificity...protein (Wang et al., 2013). These proteins are also plasmid-derived. However, a disadvantage to ScFv is their...nanobodies, or synbodies, can be produced from plasmids, saving time and money. Nanobodies and synbodies... as well as tools for developing and producing plasmid-based antibodies - and we’re always growing our...Resources on Addgene.org: Browse Addgene’s Antibody Plasmid Collection Find antibodies for neuroscience research...
  14. An “elegans” Approach to Better CRISPR/Cas9 Editing Efficiency

    Type
    Blog Post
    Published
    Dec. 17, 2020, 1:30 p.m.
    ... the expression of a Cre recombinase contained within the knock-in. Including Cre-mediated marker excision...These modular toolkits build single plasmid targeting vectors that encode the gRNA transcript and the repair...kilobases of additional sequence being introduced. Cre-mediated excision of the selective cassette minimizes...experimental manipulation. In some cases, injection of Cre is required, however the development of the self-... C. elegans, visit Addgene’s C. elegans CRISPR plasmids page. Future perspectives It is interesting to...variable amounts of experimental manipulation and screening.  A co-selection strategy for CRISPR editing in... with inefficient sgRNAs in my initial direct screening efforts, which were similar to the approach detailed...
  15. Antibodies 101: Introduction to Immunofluorescence

    Type
    Blog Post
    Published
    Nov. 16, 2021, 2:15 p.m.
    ... Blotting Resources on Addgene.org Find plasmids encoding recombinant antibodies at Addgene ...immunofluorescence and indirect immunofluorescence work. Image created with BioRender.com   Indirect IF is a much ...with key considerations about each step. Image created with BioRender.com   The first couple of steps...
  16. Special Delivery: Fluorophore Targeting for FRET Studies

    Type
    Blog Post
    Published
    July 19, 2016, 2:30 p.m.
    ...Resources on Addgene.org Find Plasmids for FRET Browse Empty Plasmids to Fluorescent Protein Fusions ...for genetically-encoded FRET donors (Fig. 1). Scores of FP variants have been created, thereby enabling...oocytes, mainly). Nevertheless, tRNA suppression plasmids are available from depositing labs that have mastered...the potential rewards could be substantial: Plasmid tRNA Synthetase Expression Host pMAH-POLY Polyspecific...Fig. 1) which can be carried out using Addgene plasmids. His-tag labeling reagents You may already have... drug discovery by big pharma (i.e. HTRF and LanthaScreen) (Degorce et al., 2009), measuring intracellular...are critical in setting up a FRET-based assay or screen (the Addgene blog has an excellent primer on FRET...
  17. 27 Hot Plasmids from 2016

    Type
    Blog Post
    Published
    Dec. 22, 2016, 3:03 p.m.
    ...Neurosci 2016. PubMed PMID: 26950006 Plasmid ID Plasmid Name Plasmid Type 74309 pcDNA3.0-TRPV4-p2A-ferritin-p2A-mCherry...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...write about your plasmids in a future blog post. No time to read? Listen to our hot plasmids segment on the...stocks in a single plate with every plasmid or as individual plasmids shipped as agar stabs. Iverson, et...
  18. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    Published
    March 7, 2017, 3:30 p.m.
    ...BRDN0000561167) (Plasmid #80034) and BRAF gRNAs (BRDN0001145345 and BRDN0001146266) (Plasmid #76479 and #76480...was the most efficient for gene editing. A virus encoding GFP plus a gRNA targeting GFP (pXPR_011, 59702...18007609. Addgene Materials Used 1. lentiCas9-Blast (Plasmid #52962) was a gift from Feng Zhang and is described... PubMed Central PMCID: PMC4486245.2. pXPR_011 (Plasmid #59702) was a gift from John Doench & David Root... MOIs. 2. Create a monoclonal Cas9-expression cell line. Especially if you’re doing a screen. I made a...who did not tell you that essential thing ask incredulously, “You seriously didn’t add 3 microliters of ...is bad news for repeatability and bad news for a screen. Because Addgene viruses are provided at a specific...
  19. When Fidelity Matters: A frank discussion about ligase fidelity

    Type
    Blog Post
    Published
    March 6, 2018, 1:49 p.m.
    ...Blog Learn New Plasmid Cloning Techniques Pushing the Limits of DNA Assembly Plasmid Cloning by PCR ...including vector-insert joining for recombinant plasmid construction (restriction cloning), adaptor ligation...nucleotide sequence of a thermostable DNA ligase-encoding gene." Gene 109.1 (1991): 1-11. PubMed PMID: 1756968...reliably detect single-base differences. The original creators of this technique visualized the ligation product...quencher pairs or qPCR-based methods to greatly increase the sensitivity of detection (14-20). LDR has ... 27). This methodology has been used to rapidly screen buffer conditions for Taq DNA Ligase and their ...electrophoresis (CE) (see below). This method allowed screening of all possible base combinations (Watson-Crick...
  20. A History of Genome Engineering in Popular Culture

    Type
    Blog Post
    Published
    Feb. 25, 2020, 2:15 p.m.
    ... our CRISPR guide Find CRISPR plasmids for your research Browse plasmids for base editing References ...amino acids. Once scientists established that DNA encoded all the information necessary for regulating and...The premise of the novel involves Dr. Moreau who creates human-animal hybrids. This book is published 30...character revolts against class divide that is created by genetics.    Zinc finger nucleases Zinc finger... it can read many base pairs simultaneously to increase specificity. This modular approach made ZFNs highly...space travels. The movie sees the USS Enterprise crew fight against a genetically engineered superhuman...
Showing: 161 - 180 of 182 results