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We narrowed to 355 results for: Cre expression vector

Showing: 201 - 220 of 355 results
  1. Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection

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    Blog Post
    ... information on viral vectors, including transduction download our Viral Vectors 101 eBook. Bacterial ...can be used to create both transient cell lines, where a gene of interest is expressed but not integrated...bacterial or eukaryotic cells via a virus or viral vector. One example are bacteriophages that attach to ...scientists commonly use phagemids, a DNA cloning vector that contains both bacteriophage and plasmid properties...application of an electrical charge to cells, to increase cell membrane permeability and thus transformation...DNA can be accidentally packaged into the newly created phages. Transfer of this DNA to another cell is...Electroporation on the other hand uses electrical pulses to create transient pores in the cell membrane that genetic...
  2. Brain Initiative Collection

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    ...CN1851-rAAV-hI56i-minBglobin-iCre-4X2C-WPRE3-BGHpA AAV vector for Cre expression in forebrain GABAergic interneurons...-AAV5 pAAV-CAG-DIO-PPO-Venus AAV vector for Cre-dependent expression of Venus-tagged parapinopsin driven...AAV8 pAAV-Ef1a-DIO-PPO-Venus AAV vector for Cre-dependent expression of Venus-tagged parapinopsin driven...AAV9 pAAV-Ef1a-DIO-PPO-Venus AAV vector for Cre-dependent expression of Venus-tagged parapinopsin driven...combination with Cre-dependent transgenic mouse lines or co-infection with Cre dependent viral vectors. Jonathan...AAV-mediated expression of voltage sensor under the Syn promoter, Cre-dependent expression; soma localization...
  3. Antibodies 101: Designing Your First Flow Panel

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    Blog Post
    ...transgenic protein for the HEK 293T cells to express: CD45. Upon expression, CD45 is incorporated into the plasma...CD45, but is separately expressed. (The reason for having a separately expressed transduction reporter ...manage to express CD45. Thus, if transduction efficiency is much higher than CD45 expression, this could... example, point at issues with the double-expression vector.) In our flow experiment, we'll want to identify...CD45+ cells (CD45 expression) and assess our transduction efficiency (eGFP expression).     The first ...detected through a cell surface label. The viral vector also encodes for eGFP, which serves as a transduction...rest of our panel. Lastly, we want to detect the expression of our protein of interest: CD45. I am using ...
  4. Zhang Lab CRISPR Page

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    ...2015). The dual vector system uses S. pyogenes Cas9 (SpCas9), using one vector to express SpCas9, and another...delivering Cre and sgRNA to a Cre-dependent mouse or sgRNA to a constitutively Cas9-expressing mouse. Described...luciferase-2A-Cre recombinase 60226 : sgRNA cloning backbone with luciferase-2A-Cre recombinase Vectors for brain...mouse toolbox protocol 637.8 KB CRISPR-Cas9 Cre expression vectors for cancer modeling Using Cas9 mice, Platt...pEFS-Rluc-2A-Cre-WPRE-hGHpA-ITR This plasmid contains two expression cassettes, Renilla luciferase-2A-Cre recombinase...target site sequence (20bp). CRISPR-Cas9 Cre expression vectors for genome editing in the brain Using Cas9...
  5. Kazuhiro Oka Lentiviral Vectors

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    ...Collections Gene Vector Core Viral Vectors Gene Vector Core Viral Vectors Lentiviral Transfer Vectors Adenoviral... transfer vectors and generating new viral vectors. Download the Lentivirus Transfer Vector Production...Lentiviral Vector ID Purpose pCDH-EF1-DIO-copGFP 72253 Expresses copGFP under EF-1 promoter when Cre is expressed...by another vector pCDH-EF1-DIO-tdTomato 72254 Expresses tdTomato under EF-1 promoter when Cre is expressed...promoter when FLP is expressed by another vector pCDH-EF1-Fon-tdTomato 72261 Expresses tdTomato from the ... promoter when FLP is expressed by another vector pCDH-EF1-FLPe 72262 Expresses FLPe from the EF-1 promoter...lentiviral and adenoviral vectors read our Lentiviral Vector Guide and Adenoviral Vector Guide Find more plasmids...
  6. CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems

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    Blog Post
    ...2018) HDAd5/35++ Adenovirus Vector Expressing Anti-CRISPR Peptides Decreases CRISPR/Cas9 Toxicity in Human...genome editing, activating gene expression, repressing gene expression, and much more. But there’s one... means they can be delivered in vivo using AAV vectors. Having a way to shut off CRISPR-Cas systems prevents... off-target effects Prolonged Cas activity can increase the chance of off-target editing particularly ...
  7. Addgene Receives NIH BRAIN Initiative Grant to Create Open-Access Recombinant Antibody Resource

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    Blog Post
    ...Bradbury et al., 2018), and hybridomas can lose gene expression of the mAb-encoding genes, die, or fail to revive...research materials, such as plasmids and viral vectors. However, it typically takes a few years for a ...antibodies are not monospecific: Hybridomas frequently express additional functional variable regions. mAbs 10...these issues by creating immortal antibody-producing cell lines (hybridomas) that secrete antibodies in ...Neurotechnologies® (BRAIN) Initiative, will allow Addgene to create a much needed open-access recombinant antibody/...School of Medicine on this grant. Dr. Trimmer has created thousands of high-quality antibodies/nanobodies...reagent batch. To supplement this, Addgene will be creating a crowdsourced Data Hub (built off of the concept...
  8. Natural or synthetic? How Addgene’s dataset reveals trends in biological innovation

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    Blog Post
    ...genes is from Proteobacteria to mammalian expression vectors. And more broadly, their data revealed that...a distantly related organism, the gene may not express well because of these different codon usage biases...closely resembles that of the host organism, it may express protein more efficiently. To classify gene sequences...rare codons, sometimes intentionally modulating expression in ways we don’t quite understand yet,” Kunjapur...synthetic. They also found out that the most common expression system within the Addgene repository is mammalian...series of simulations and machine learning, they created a classifier that predicts whether a gene was natural...
  9. Hot Plasmids - November 2023

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    ...fluorescently labeled. Using lentiviral vectors to stably or inducibly express tagged iPAK4 from different promoters...reprogram delivery vehicles like lentiviral vectors, CreVLPs, and eVLPs for in vivo and in vitro applications...the Wu Lab is working to create a three-dimensional atlas of protein expression in the adult mouse brain...activation events as bands of induced GFP-iPAK4 expressed under promoters like the tet-responsive element...enable the creation of CAR-T cells directly within the body. Overall, DIRECTED can increase on-target .... The Ting lab recently made two deposits that increase the utility of this technique.  By engineering... O’Neill The Cohen lab and colleagues recently created a system for recording the transcriptional history...
  10. AAV Molecular Tools

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    ...FLEX-tdTomato-T2A-SypEGFP-WPRE Syn-driven, Cre-dependent Cre-dependent expression of cytoplasmic tdTomato and synaptophysin-EGFP...2A-Synaptophysin-mRuby Syn-driven, Cre-dependent Cre-dependent expression of membrane-bound GFP and synaptophysin-mRuby...124364 pAAV-FLEX-DTR-GFP CBA-driven, Cre-dependent Cre-dependent expression of diphtheria toxin receptor fused...pAAV-FLEx-ER-TurboID CMV-driven, Cre-dependent Cre-dependent expression of ER-localized TurboID (with HA...pAAV-FLEX-P301L Tau EF1a-driven, Cre-dependent Cre-dependent expression of human 2N4R microtubule-associated...pAAV-DIO-BACE-HA Syn-driven, Cre-dependent Beta-Secretase to be expressed (1:1) with either ATLAS protein... Viral Vector Packaging Service AAV Molecular Tools Viral Vector Packaging Service: Molecular...
  11. Retrograde AAV viral preps

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    ...Color-flipping switch. Expresses NLS-mCherry in the absence of Cre, and expresses NLS-EGFP in Cre-positive cells...AAV-pgk-Cre PGK Cre expression Recombinases Patrick Aebischer 55632 pAAV-Ef1a-mCherry-IRES-Cre EF1a Cre...physically-separate mCherry expression Recombinases Karl Deisseroth 55636 pAAV-EF1a-Cre EF1a Cre expression Recombinases...-tagged Cre expression Recombinases James M. Wilson 105553 pENN.AAV.hSyn.Cre.WPRE.hGH Syn Cre expression...pENN.AAV.CamKII 0.4.Cre.SV40 CamKII Cre expression Recombinases James M. Wilson 107738 pAAV-hSyn-Cre-P2A-dTomato...pAAV-hSyn-Cre-P2A-dTomato Syn Cre expression with simultaneous dTomato expression Recombinases Rylan Larsen 107788 AAV.rTH.PI.Cre.SV40...EF1a Flpo expression Recombinases Karl Deisseroth 55638 pAAV-EF1a-vCre EF1a VCre expression Recombinases...
  12. CRISPRainbow and Genome Visualization

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    Blog Post
    ...can be expressed in a single vector, pCRISPRainbow-DONOR1, with dCas9 supplied by a separate vector. ...CRISPRainbow gRNA will permit labeling, but a newly expressed standard length gRNA would “switch” the system...scaffold to enhance complex assembly, thereby decreasing the amount of background fluorescence from unbound...CRISPR to label multiple loci in distinct colors. To create a colorful Cas9 toolbox, Ma et al. turned to SpCas9...was fused to a different fluorescent protein to create three distinct colors. The specificity of these...distinct hairpin sequences produces white light. Created with BioRender.com. With this rainbow of colors...combination, for example, with a far-red FP, would increase the available colors to 15! They also envision...
  13. Tagging Optogenetics and Chemogenetics Receptors: Fluorescent Proteins and Other Options

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    Blog Post
    ...interest. In our studies, we used AAV viral vectors to express hM4Di in neurons of rhesus monkeys or mice...successful expression of the protein of interest, an alternative could be bicistronic expression of the fluorescent...the fluorescence expressed in the neuropil conceals identification of opsin-expressing cells). For other...proteins provide a versatile method to identify the expression of transgenes of interest. Furthermore, fluorophore...can be a roadblock, rather than an aid, in the expression of the protein of interest. The green fluorescent...’ tags to identify proteins Given the limited expression of hM4Di‐mCherry at the plasma membrane in monkey... mCherry with the HA tag resulted in abundant expression of hM4Di in plasma membranes in both species ...
  14. Plasmids 101: Restriction Cloning

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    Blog Post
    ...instance, if you were cloning a gene into an expression vector, you would want the start of the gene to end...Your Insert and Vector by Gel Purification     Now that you’ve cut your insert and vector, unfortunately...unsuccessful 1), in a vector alone plate with many more colonies than the vector + insert plate (unsuccessful... ligation step. 3. Ligate Your Insert into Your Vector In the ligation step, you mix your purified, cut...Resources on Addgene.org Find the Perfect Empty Vector for Your Cloning Experiments Browse Our Molecular... 2 ligations for each plasmid you are trying to create, with varying ratios of recipient plasmid to insert...
  15. Developing a cold tolerant E. coli using specialized chaperones

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    Blog Post
    ... compared to the E. coli strain expressing the empty vector. And thus was born ELSA - our happy lil’ cold-tolerant...decided to focus on a special class of enzymes expressed by psychrophilic (cold-loving) bacteria. These...recombinant psychrophilic enzymes for the host The expression of recombinant proteins for industrial or research...mesophilic, for example E. coli, carrying a plasmid expressing a protein of interest). Mesophilic microbes are...enzymes face very similar issues when forced to express in mesophilic host systems. The so-called “regular... to grow at low temperatures suitable for the expression of psychrophilic proteins. The primary problem...Factor), that would allow the stable folding and expression of recombinant psychrophilic proteins. As the...
  16. The Michael Davidson Collection: One-Stop Shop for Fluorescent Proteins

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    Blog Post
    ...years, he and his colleagues built a Molecular Expressions collection including some 3,300 plasmids along... Baird said. “They are all designed in the same vector backbone with very similar restriction enzymes....shutter its doors. “We wanted to give all of these vectors to the scientific community and contribute in a...proposition, explained Michelle Baird, who has created plasmids as a technician in the Davidson lab for...prompted him to deposit the tools he and his team created with the research community at large, "[Fluorescent...
  17. Tetracycline Inducible Expression

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    ...85040 pK170.AAV-TRE-Cre-WPRE (Supernova) AAV vector for dox-inducible expression of Cre recombinase. Takuji...63704 pRetroX GFP T2A Cre Retroviral vector for dox-inducible expression of GFP T2A Cre recombinase. Floris...Neo-TRE-CMV-Cre-rtTA Dox-inducible expression of Cre recombinase. Madeline Lancaster 198752 DiLiCre 2.0 Dox-inducible...popular empty backbones, expression vectors for transactivators, and vectors for other applications, or...Lentiviral Tet-Off vector for repressible expression with blasticidin selection. *Note: this vector contains an...PB-EF1a-TetOn3G PiggyBac vector expressing Tet-On 3G transactivator constitutively expressed by EF1a promoter ...Tetracycline (Tet) Inducible Expression Tetracycline (Tet) Inducible Expression Tetracycline Off Tetracycline...
  18. Hot Plasmids - February 2022

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    ...individually expressed proteins run in separate lanes. B: individually expressed and coexpressed proteins ...through two polycistronic expression vectors (3570 lanes/50 mLs) coexpressing a set of either 10, 30, 50...editing within a single expression cassette is advantageous to Cas9’s larger expression requirements (Figure... Figure 2: comparison of Cas 9 vs. Cas 12a expression cassettes when encoding multiple guides. While...opportunity for lab members or students new to protein expression and purification. Figure 3: The Penn State...Santilli, et al. 2021 Plasmids are used to express 10, 15, 20, 30, 40, 50, 60, 80 and 100 kD proteins...expanded the genetic screening toolkit by optimizing a Cas12a-based method for screens. Cas12a’s ability ...
  19. RNA Interference in Plant Biology: New Tools for an Old Favorite

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    ...excellent start (#22988, #137884). Both vectors allow the creation of amiRNAs based upon miRNA precursors...transgene. Typically, the desired target of RNAi is expressed as inverted repeats separated by a loop region...considerations, such as the starting material (DNA-based vector or purified RNA) and the initial state of the dsRNA... easiest approach to induce RNAi involves the expression of long hairpin RNA (hpRNA). This method is facilitated...construct has unique features, such as inducible expression of the hpRNA and/or fusing your gene target sequence... Although downstream work is required, several vectors can be found at Addgene that could serve as an ...ones? Here, I’ll cover some screening methods to identify them. Visual screening Regardless of the RNAi-trigger...
  20. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

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    ...then easy to package in low-capacity vectors like AAV, a popular vector due to its low immunogenicity. But...in size and are easy to package in low-capacity vectors! These small, but mighty type VI-D enzymes are ...collateral cleavage does not occur when Cas13d is expressed in a mammalian system. Since Cas13d is functionally...RspWYL1 increases both targeted and collateral RNA degradation by RspCas13d. RspWYL1 also increased EsCas13d...Cas13d, both groups used very general bioinformatic screens that looked for a CRISPR repeat array near a putative... WYL-domain-containing accessory protein WYL1 increases RspCas13d and EsCas13d cleavage activity The majority...
Showing: 201 - 220 of 355 results