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We narrowed to 230 results for: cre encoding plasmid

Showing: 41 - 60 of 230 results

  1. Antibodies 101: Validation

    Type
    Blog Post
    ...interest endogenously and transfect them with a plasmid encoding your protein of interest. Then you should ... protein in a Western blot. You acquire a plasmid encoding your protein of interest, known as Gene of...parallel, you transfect cells with another plasmid not encoding this protein, which we will call Negative...blog post!  Resources on Addgene.org Find plasmids encoding antibodies at Addgene Stay tuned for ready-to-use...band from the cells transfected with the other plasmid. Your antibody works! Multiple (Independent) Antibodies...Designing a recombinant validation experiment? Find plasmids here!  References Baker M (2015) Reproducibility...IWGAV five proposed antibody validation pillars. Created with BioRender.com.     Orthogonal Strategies...

  2. Viral Production at Addgene

    Type
    Blog Post
    ...transfer plasmid, a plasmid encoding rep and serotype-specific cap genes, and a plasmid encoding adenoviral... the absence of Cre. mCherry expression alone was detected. pAAV-Ef1a-mCherry-IRES-Cre was a gift from.... coli. In addition, plasmids are typically prepared using endotoxin-free plasmid purification kits.   ...contamination is minimized by using an endotoxin-free plasmid purification protocol. To minimize the immunogenic...were transduced with either pAAV-Ef1a-mCherry-IRES-Cre (55634-AAVrg) alone at 1.7E6 viral genomes (vg)/cell...) alone at 1.1E6 vg/mL, or both. Two days later, Cre-dependent GFP expression was detected with direct...offline and discarded. Confirmation of the transfer plasmid Addgene uses a rigorous barcode matching system...

  3. FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution

    Type
    Blog Post
    ...molecular biology reference Find Cre-lox plasmids at Addgene Browse plasmids at Addgene ...cells with an inactive opsin gene; in Cre expressing cells, however, Cre induces the recombination of the ... about FLEx vectors Download our Plasmids 101 eBook Read our plasmids blog posts Resources on the Addgene...(Ernst et al., 2014). Microbial rhodopsins are encoded by opsin genes, and include bacteriorhodopsins,...researchers inject genetically modified viruses encoding microbial rhodopsins into specific cerebral regions...achieved through site-specific recombinases such as Cre or Flp that induce DNA recombination at defined recognition...loxP and lox511) in opposite orientations. Since Cre does not cause recombination between mismatched recognition...

  4. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    ...the Cre-dependent SPH construct for generating the SPH mouse. (B) AAV plasmids used to express CRE under... of Cre-dependent mouse lines for overexpressing genes within discrete cell populations makes Cre-dependent...Constitutive or inducible Cre recombinases can be introduced by AAV or by mating with Cre-expressing mice. ...neuronal populations.  The Yang Lab’s AAV plasmids used to express Cre under neuron-specific promoters, including...comprehensive CRISPR guide Find CRISPR plasmids and resources Find CRISPRa plasmids ... sensitive applications such as CRISPR screening. The plasmids used by the Qi Lab for this particular ...genes can be relatively laborious because multiple plasmids/viruses are needed to deliver all the protein ...

  5. Hot Plasmids: Summer 2025

    Type
    Blog Post
    ...the new plasmids, antibodies, viral preps, and more in the repository through our Hot Plasmids articles...endocytosed, the Cre recombinase payload activates a floxed reporter gene (genetically encoded or delivered...projection neurons. Created with BioRender.com. Addgene has tested these capsid plasmids in vitro and uses...barcoding Addgene’s own AAV6 and AAV11 packaging plasmids Mapping anterograde synaptic connections with ...experiments and see the difference! Find mGold2 plasmids here! Lee, J., Lai, S., et al. (2025). Bright...., 2025). By co-delivering TRV1 with TRV2 that encodes ISYmu1 and an ωRNA under the same promoter, they... to the broad host range of TRV. Find TRV-TnpB plasmids here! Weiss, T., et al. (2025). Viral delivery...

  6. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    ...system is spread across three plasmids, with the response regulator encoded in the genome. To make the system...systems were spread over a number of plasmids, with one RR (ompR) encoded chromosomally. Leakiness was also...et al. condensed the system to two streamlined plasmids. The utility of these TCSs was limited by a few...constructs have been greatly streamlined; only two plasmids are required per system. Applications of these...many strains of E. coli, as well as with other plasmid-based systems, which will enable the assembly of...sb500273n. Epub 2014 Oct 11. PubMed. Find the plasmids from this publication at Addgene. Synthetic biology...2005 Nov 24;438(7067):441-2. PubMed. Find the plasmids from this publication at Addgene. A synthetic...

  7. Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools

    Type
    Blog Post
    ...highlight a subset of the new plasmids 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...need. If you'd ever like to write about a recent plasmid deposit please sign up here.        A retroviral...treatment of cardiovascular disease. Find the LipoGlo plasmids at Addgene! Lawler et al, QJM: An International...promoter systems. Find these CRISPR activation plasmids at Addgene. Liu et al., Nature Communications,...Communications, 2019. PubMed PMID: 31451697. Genetically encoded voltage indicators for use in worms Article contributed...contributed by Brook Pyhtila Genetically encoded voltage indicators (GEVIs) change fluorescence in real time...

  8. Viral Vectors 101: Integrase-Deficient Lentiviral Vectors

    Type
    Blog Post
    ...system as an example.  The lentiviral transfer plasmid encodes your insert of interest, flanked by long terminal...of lentiviral particles.  The envelope plasmid typically encodes the vesicular stomatitis virus G protein...integrase-deficient packaging plasmid instead of the standard packaging plasmid. For more details on how to...lentiviral genome is distributed across multiple plasmids. For simplicity, we’ll use the second-generation...this portion into the host genome. The packaging plasmid contains Gag, Pol, Rev, and Tat genes. Specifically...Specifically for our knowledge here, the Pol gene encodes three separate enzymes that are proteolytically processed...into the host cell.  Transfecting these three plasmids into cells enables the production of lentiviral...

  9. Plasmids 101: Plasmid Incompatibility

    Type
    Blog Post
    ...First, why are plasmids incompatible? Plasmid incompatibility occurs when multiple plasmids within one cell...control plasmid replication of each plasmid using unique replication machinery. However, when plasmids have... one plasmid lost from the cell at a higher rate than the coresident plasmid. Asymmetric plasmid loss ...including one plasmid blocking replication of another and one plasmid outcompeting the other plasmid for replication... copy plasmid and the larger, low copy plasmid is more likely to be lost over time.  Is plasmid incompatibility...develop a plasmid-based tool that is easy to use with other plasmids.  How do you know if your plasmids are ...about plasmid cloning Resources on Addgene.org Download the Plasmids 101 eBook  Browse plasmids at Addgene...

  10. Performing In Vivo CRISPR Screens Using the FITS Approach

    Type
    Blog Post
    ...compatible with single gene KO and pooled screening approaches; (4) encodes a Thy1.1 selectable marker to facilitate...FITS deposit also includes pLX_305_Ovalbumin, a plasmid that enables introduction of the model antigen,...to study antigen-specific responses. Find FITS plasmids here! Marty LaFleur is a Postdoctoral Fellow in... vivo screens in naïve T cells. More broadly, this system can be used to perform in vivo screens in other...power of in vivo screens. Figure 1: Using FITS to perform in vivo CRISPR screens to assess T cell...FITS In vitro CRISPR screens in immune cells have identified many putative regulators of immunity. However...However, in vitro screens cannot faithfully model the complex spatial, cellular, metabolic, and cytokine...

  11. Lentivirus Plasmids

    Type
    Collection
    ... multiple plasmids. Some plasmids (typically called packaging and envelope plasmids) encode components... genome is encoded by plasmids called "transfer plasmids," which can be modified to encode a wide range... Viral Plasmids Lentiviral Plasmids Lentiviral Plasmids Additional Resources... Pooled Libraries All Viral Plasmids Packaging Plasmids Transfer Plasmids Lentiviruses, a subset of retroviruses...conjunction with the plasmid that encodes the viral genome (typically called the transfer plasmid ). This table...used with 3rd generation transfer plasmids along with a plasmid encoding Rev Trono 12260 psPAX2 2nd Packaging...packaging plasmids that can be used with 2nd and 3rd generation lentivirus technologies. ID Plasmid Generation...

  12. Photosensitizer Induced Cell Ablation with FAP-TAP MG-2I-dL5**

    Type
    Blog Post
    ...the MG-2I-dL5** FAP-TAP system works. Find the Plasmids from the Publication Here Light-induced cell ablation...advantages of MG-2I-dL5** over other genetically encoded photosensitizers is that it works with NIR light...2I-dL5** head-to-head with KillerRed, a genetically encoded red fluorescent photosensitizer protein that generates...., . . . Lukyanov, K. A. (2005). A genetically encoded photosensitizer. Nature Biotechnology,24(1), 95...two iodine residues. Compared to MG, MG-2I has increased ROS generation when bound by the dL5** FAP.  The... KillerRed requires mitochondrial targeting to increase cell ablation efficiency, but dL5** phototoxocity...

  13. Overcoming the Challenges of Lentiviral Production

    Type
    Blog Post
    ... multiple plasmids. Second generation packaging systems use 3 plasmids; an envelope plasmid that usually...usually encodes VSV-G, a packaging plasmid containing structural genes and a transfer plasmid carrying the...Rev gene from the packaging plasmid and incorporating it into a fourth plasmid. In addition, the promoter...and packaging plasmids in order to obtain the best titers. Requiring an additional plasmid for transfection...transfection and titers) To produce lentivirus, the plasmids encoding the structural elements, envelope, and transfer...dividing the viral genome into additional plasmids thereby increasing the number of recombination events that...By dividing the viral elements across multiple plasmids, the risk of recombination and consequently, the...

  14. Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus

    Type
    Blog Post
    ...reconstitute the two pieces of the transgene.The AAV encoding part A of the transgene contains a promoter and...transgene, followed by a splice site donor. The AAV encoding part B of the transgene contains a splice site...transduced by both viruses, if the AAV genomes encoding part A and part B of the transgene form a heterodimer...overlapping and trans-splicing methods. The AAV encoding part A of the transgene contains the promoter,...donor sequence and the region of homology. The AAV encoding part B of the transgene contains the region of...therapy Learn about the parts of an AAV transfer plasmid Resources on Addgene.org: Check out the Addgene...plus one additional split vector strategy for increasing the size of the AAV donor template for CRISPR-mediated...

  15. GPCRs: How Do They Work and How Do We Study Them?

    Type
    Blog Post
    ...GPCRs of interest. The TRUPATH plasmid kit consists of 20 plasmids encoding 14 alpha, 2 beta, and 4 gamma...there are approximately 950 different human genes encoding GPCRs (Takeda et al., 2002). G proteins: The receptor...response? Let’s take a look at a few examples with plasmids deposited at Addgene.  PRESTO-TANGO: The ligands...Bryan Roth’s lab also assembled a collection of plasmids to elucidate the role of 14 of the 16 non-visual...pathways mediated by GPCRs? The Kruse Lab constructed plasmids that can be used in peroxidase-catalyzed proximity... (firing or inhibition). AAV preps from DREADD plasmids allow you to easily express a DREADD receptor ...Addgene's chemogenetics guide Find chemogenetics plasmids for your research ...

  16. HA Frankenbody, a New Imaging Tool to Visualize Single Molecules and Nascent Peptides

    Type
    Blog Post
    ...protein guide Find plasmids for subcellular localization Find fluorescent protein plasmids ... alternative strategy to develop a genetically encoded antibody based probe that detects the widely used..., Y., … Stasevich, T. J. (2019). A genetically encoded probe for imaging nascent and mature HA-tagged ...fluorescent signals in in vivo imaging: the 10xHA tag increased the fluorescent signal to noise ratio five fold...scaffold and HA-binding regions, the Stasevich lab created a versatile tool that can be used to visualize ...

  17. A Practical Approach to Choosing the B(right)est Fluorescent Protein

    Type
    Blog Post
    ...mammalian cells is transiently transfected with a plasmid containing a fluorescent protein (fusion) there...dish. This is caused by the stochastic nature of plasmid uptake by cells. To correct for this variation,...Goedhart et al, 2012, Bindels et al, 2017). The plasmid for co-expressing mTurquoise2 with mVenus as a ...He develops, characterizes and uses genetically encoded fluorescent probes. You can follow him on twitter...University of Amsterdam) where she develops genetically encoded FRET based biosensors.     Additional Resources...Find Empty Backbones with Fluorescent Tags Find Plasmids for Subcellular Localization Browse the entire...the number of fluorescent proteins is steadily increasing. Often, the choice for a fluorescent protein ...

  18. Imaging Tools and Following a Passion for Basic Biology: Interview with Joachim Goεdhart

    Type
    Blog Post
    ...Addgene.org Find Fluorescent Protein Plasmids Find Plasmids for FRET Find Plasmids for Subcellular Localization...He develops, characterizes and uses genetically encoded fluorescent probes. You can follow him on twitter...on Choosing the B(right)est Fluorescent Protein Plasmids 101: Visualizing Subcellular Structures and Organelles...at the University of Amsterdam. In addition to creating and sharing many great fluorescent protein tools...probes and more. Chapter 5 - mTurquoise II and the creation of improved fluorescent proteins through mutagenesis...

  19. Choosing the B(right)est Fluorescent Protein: Aggregation Tendency

    Type
    Blog Post
    ...Chudakov et al, 2007). We have developed a variety of plasmids that can be used in the OSER assay including CytERM-mKOkappa...documenting it in some other way. Besides the data, new plasmids and/or cells or organisms that are engineered ...He develops, characterizes and uses genetically encoded fluorescent probes. You can follow him on twitter...University of Amsterdam) where she develops genetically encoded FRET based biosensors.     Additional Resources...Find Empty Backbones with Fluorescent Tags Find Plasmids for Subcellular Localization Browse the entire...proteins are available, and their number is steadily increasing. Of course, you want the ‘latest and greatest...

  20. DAP arrays for multiplex gene editing

    Type
    Blog Post
    ...The natural CRISPR locus of a bacteria host encodes multiple guide RNAs (gRNAs) on a single array to ...Cas9-nuclease editing. Typically, a single array encoding the tandemly assembled tRNA-gRNAs is placed downstream...tRNA-gRNA arrays, which is scalable and efficient in plasmid and viral vectors. In applications when repetitive...manual and online design examples of using Addgene plasmids hCtRNA_FT (#186715) and hCtRNA_VT (#186716).   ...potential in vivo applications or multiplex CRISPR screening.   Using tRNAs Luckily, a fun feature of tRNA...engineering of crops or allow for sophisticated CRISPR screenings that would perturb the unprecedented number of...
Showing: 41 - 60 of 230 results