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We narrowed to 88 results for: gfp fluorescence reporter

Showing: 21 - 40 of 88 results

  1. New and Upcoming Viral Vectors - Spring 2019

    Type
    Blog Post
    Published
    March 26, 2019, 1:40 p.m.
    ...pAAV.hSyn-FLEX.iGABASnFR.F102G pAAV-Syn-Archon1-KGC-GFP-ER2 pAAV-Syn-FLEX-rc [Archon1-KGC-GFP-ER2] pAAV-FLEX-tdTomato pAAV-GFAP104...pAAV-mDlx-NLS-mRuby2 CAG-NLS-GFP pAAV-hSyn-mCherry Read on to learn more!  Calcium sensor AAV The GFP-based calcium...pAAV-Syn-Archon1-KGC-GFP-ER2) and cre-dependent version (pAAV-Syn-FLEX-rc [Archon1-KGC-GFP-ER2]) of this membrane-embedding...cre-dependent version at Addgene! Fluorescent protein and control AAV These fluorescent protein expression vectors...exhibits high contrast between peak fluorescence and resting fluorescence. It is useful for activity imaging...exhibits high contrast between peak fluorescence and resting fluorescence.  It is useful for activity imaging...37825  AAV8*, AAV9*  pAAV-CAG-GFP 50465  AAV8*, AAV9*  pAAV-hSyn-EGFP *Also coming in our new 20 ...

  2. Hot Plasmids - May 2022

    Type
    Blog Post
    Published
    May 26, 2022, 1:15 p.m.
    ...line expressing a GFP-tagged version of a protein of interest. The binding of the GFP nanobody to its target... proximity to the GFP-tagged protein (albeit slightly offset due to the nanobody-GFP interaction). The...localization peptides, and reporters that drive the expression of the fluorescent protein by a specific transcription...ligase TurboID fused to a conditionally stabilized GFP-nanobody rather than a specific protein of interest... a cleavage free manner. The dCas9-SSAP system reports an efficiency of up to 20%, comparable to commonly... For a one kilobase insertion, the researchers reported an editing error rate of less than 0.3%, both ...application. Each visual barcode consists of a fluorescent protein coupled to a specific subcellular localization...

  3. Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins

    Type
    Blog Post
    Published
    April 25, 2017, 2:30 p.m.
    ...irreversible PA-FP reported was PA-GFP. PA-GFP was derived from Jellyfish (Aequorea victoria) GFP (wtGFP) by mutating...from low fluorescent states to high fluorescence states, they can change from one fluorescent color to...proteins. Photoactivatable fluorescent proteins (PA-FPs) are fluorescent proteins that display unique...their fluorescence can be switched on and off reversibly. This ability to modulate fluorescence allows...switched on from a state of dim or no fluorescence, to a brighter fluorescent state by exposure to a specific...causing increased fluorescence when excited with 488nm blue light. The T203H mutation in PA-GFP generates a ...that is more neutral, causing PA-GFP to display almost no fluorescence when illuminated with 488nm light...

  4. Bright Monomeric Fluorescent Proteins: mNeonGreen, mTFP1, and mWasabi

    Type
    Blog Post
    Published
    April 25, 2019, 3:01 p.m.
    ...the addition of the enhanced GFP (EGFP)-type termini. mNeonGreen was reported as the brightest monomeric...deposit plasmids containing the fluorescent protein mNeonGreen. This fluorescent protein joins mTFP1 and mWasabi...mNeonGreen: a yellow-green fluorescent protein mNeonGreen is a yellow-green fluorescent protein that was derived...yellow fluorescent protein wavelengths, it can be imaged either with standard green fluorescent protein... other fluorescent proteins. Find mNeonGreen plasmids here! mTFP1: a monomeric teal fluorescent protein...proteins is that they are monomeric fluorescent proteins. Fluorescent proteins that oligomerize often affect...Clavularia cyan fluorescent protein: structural characterization and applications in fluorescence imaging." ...

  5. Fluorescent Proteins 101: Monitoring Cell Mobility Using Fluorescent Proteins

    Type
    Blog Post
    Published
    Aug. 15, 2017, 1:24 p.m.
    ...many fluorescent proteins. Additional fluorescent protein tools Photoactivable fluorescent proteins (proteins...track fluorescently labeled cells? 1. Epifluorescence microscopy This technique uses a fluorescence microscope...Laser include: Blue-green fluorescent proteins like EGFP Yellow-orange fluorescent proteins like TagRFP, ...the visualization of fluorescent proteins expressed in the specimen.  2. Fluorescence Activated Cell Sorter...trafficking studies enabled by fluorescent proteins The optimization of GFP and its derivatives by the late... to track where GFP labelled B cells were in mounted slices of these organs. These GFP labelled cells ... By using cells labelled by fluorescent chemicals or by other fluorescent proteins, labs were also able...

  6. Hot Plasmids - January 2023

    Type
    Blog Post
    Published
    Jan. 31, 2023, 2:15 p.m.
    ...released Anti-GFP [N86/8R] as another option for targeting GFP. But why might you need a second GFP antibody...PMCID: PMC9015817.   Meet anti-GFP [N86/8R]! by: Ashley Waldron Anti-GFP [N86/38.1R] was among the first...western blot for mEGFP-HRas (from Plasmid 18662). See the Applications section on the Anti-GFP [N86/8R] page...consider hfYFP and LSSmGFP.     Fig. 4: hfYFP retains folding and fluorescence in high molarity ...system Heat-inducible lentiviral Car constructs Anti-GFP [N86/8R] ready-to-use antibody Hyperfolder YFP ...ubiquitous promoter drives expression of an mCherry reporter.  After using mCherry for FACS sorting of the ...?  Similarities:  Generated against full length GFP and converted to recombinant form by the NeuroMab...

  7. Plasmids 101: Gene, enhancer, and promoter trapping

    Type
    Blog Post
    Published
    May 2, 2023, 1 p.m.
    ...any way. For example, if green fluorescent protein (GFP) was the reporter gene and green cells were observed...fundamentally the reporter construct monitors the expression of a nearby gene. The reporter gene serves as...gene. The actual reporter construct can be something phenotypic (such as a fluorescent protein or something... screens to introduce reporters throughout an organism’s genome. These reporters have historically been...stimulate the expression of the reporter. The system is made up of a reporter gene flanked by a minimal promoter...promoter – all rely on the random integration of a reporter construct in close proximity to an endogenous ...developmental stage you could infer that the gene which GFP was monitoring was being expressed in the same pattern...

  8. Quick Guide to Near-Infrared Fluorescent Proteins

    Type
    Blog Post
    Published
    Oct. 5, 2021, 1:15 p.m.
    ...  NIR reporters and biosensors NIR reporters can tell us about cellular events via  fluorescence changes...after normalization to fluorescence of co-transfected EGFP. e Originally reported as a monomer16, IFP2.0...directed evolution approach applied to fluorescent voltage reporters. Nat Chem Biol 14, 352-360 (2018). Yu...College of Medicine. Several sets of near-infrared fluorescent proteins (NIR FPs) and biosensors have been created...Addgene. Biliverdin chromophore Near-infrared fluorescent proteins (NIR FPs) were derived from natural ... state-of-the-art NIR FPs can be used similar to GFP-like probes by supplying a single gene to cells. ...their molecular brightness (a product of the fluorescence quantum yield and the extinction coefficient...

  9. Fluorescent Proteins 101: GFP Fusion Proteins - Making the Right Connection

    Type
    Blog Post
    Published
    April 9, 2019, 1:13 p.m.
    ...Protein size and shape matters The green fluorescent protein (GFP) from Aequorea victoria and its variants...genetically encoded fluorescent probes. One of the limitations is the size of GFP: ~240 amino acids or...oligomerization of fluorescent proteins is a concern. The propensity of fluorescent proteins to oligomerize...Since the fluorescent tag should operate as an inert light emitting module, any tendency of GFP to homodimerize...early days of GFP applications, many were concerned with steric hindrance by the fluorescent protein. Thus...that the C-terminus of fluorescent proteins derived from Aequorea victoria GFP sticks out and can be considered...of the fluorescent protein are relatively close together (figure 1). Where should the fluorescent protein...

  10. Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification

    Type
    Blog Post
    Published
    Nov. 19, 2019, 2:08 p.m.
    ...OptoNB-SOS activated Ras/Erk signaling by using a fluorescent reporter for Erk kinase translocation. These results...Lab monitored how AsLOV2 insertion into mCherry or GFP nanobodies affected binding of their target proteins...protein. OptoNBs were also tagged with an infrared fluorescent protein tag which let the team detect its co-...co-localization with a membrane-localized mCherry or GFP protein. With this system, if the OptoNB can bind...more OptoNBs, one against mCherry and one against GFP. Insertion of AsLOV2 into loop 1 always generated....  AsLOV2 Inertion Site mCherry #1 mCherry #2 GFP Loop 1 dark-induced dark-induced dark-induced ...revealed a blue light-dependent shift in mCherry fluorescent to the surface of the bead, suggesting that OptoNBs...

  11. Multicolor Animals: Using Fluorescent Proteins to Understand Single Cell Behavior

    Type
    Blog Post
    Published
    March 5, 2019, 1:08 p.m.
    ... from the default GFP (green) to RFP, CFP, or YFP fluorescence. In Brainbow 2.1, GFP is tagged with a ...to excise the non-fluorescent YFP and activate fluorescence of the downstream OFP, GFP, or RFP. Cells that...default, they are not fluorescent. Instead, they incorporate a truncated, non-fluorescent form of YFP as the...combination of all of the fluorescent proteins from the injected construct. The fluorescent protein expressed ...upstream of the fluorescent protein genes, Cre recombination is required before fluorescence can occur. Cre...Visit our fluorescent proteins topic page Resources on Addgene.org Browse Addgene’s fluorescent protein...fluorophores mOrange2, EGFP, and mKate2 (red) to solve the problematically low fluorescent intensity of previous...

  12. Hot Plasmids: Fall 2024

    Type
    Blog Post
    Published
    Nov. 21, 2024, 1:30 p.m.
    ...460 nm) is shorter than many popular fluorescence markers like GFP (510 nm), allowing co-imaging. And because...gene disruption in M. abscessus  Bioluminescent reporter of mechanical forces   Epitope tag antibody ...Western Blot for Anti-V5 [IPI-SV5-Pk1]. Addgene Report, https://doi.org/10.57733/addgene.l0ulu4. Hanke... imaging in C. elegans By Alyssa Neuhaus Red fluorescent proteins like mScarlet are essential tools for...considerably faster, with expression levels comparable to GFP during early embryogenesis (Figure 3). mScarlet-I3...through the middle of each embryo are shown, comparing GFP, wrmScarlet (mScarlet), and the new mScarlet3 and...2024 under CC-BY license.  These optimized fluorescent proteins will be a useful addition to the toolkit...

  13. Antibodies 101: Designing Your First Flow Panel

    Type
    Blog Post
    Published
    May 28, 2024, 1:45 p.m.
    ...labeling proteins is to fuse them with a fluorescent reporter, such as GFP or mCherry, through genetic modification...with that reporter, you can infer its presence through detecting the reporter's fluorescence. Another ...mentioned previously, you can also use fluorescent reporters, such as GFP, and fluorophore-conjugated antibodies.... Next comes our transduction reporter, eGFP. As eGFP emits fluorescence by itself and does not need to...The combination of antibody-fluorophores, fluorescent reporters, and/or dye stains used in your flow cytometry...vector also encodes for eGFP, which serves as a transduction reporter. Note that eGFP is not fused to CD45...overlap. Figure 4 compares the spectra of enhanced GFP (eGFP) and FITC, the latter being a commonly used fluorophore...

  14. Fluorescent Proteins 101: Aptamer Fluorophores

    Type
    Blog Post
    Published
    April 11, 2017, 2:30 p.m.
    ...nature of GFP fluorescence to create an improved fluorescent aptamer system. Knowing that GFP’s  structure...oligonucleotides in fluorescent visualization techniques for decades, most notably for fluorescent in situ hybridization...applications including aptamer based fluorescent biosensors. Aptabeacons Fluorescence resonance energy transfer ...aptamers fluoresce until they bind to the appropriate ligand, but relying on a lack of fluorescence for readout...applications. Learn About Fluorescent Biosensors Light-up aptamers (or, fluorescing with veggies) Though the...the fluorogen and increase its fluorescence, essentially mimicking GFP.  Though the aptamer, called Spinach... Experiments Learn more about GFP Controlling Protein Activity with GFP Resources at Addgene.org Find...

  15. Synthetic promoter AAVs for cell-type specific expression in retinal cells

    Type
    Blog Post
    Published
    March 12, 2020, 1:15 p.m.
    ...an optogenetic reporter, channelrhodopsin, fused to a fluorescent GFP marker (CatCH-GFP). The lab deposited...expression of a Cre-dependent fluorescent CatCH-GFP reporter. Expression of GFP will only result in cells ...mice to test for cell type-specific expression of GFP. Half (113) expressed in retinal cells four weeks...photoreceptors and horizontal cells, and Cre-dependent-GFP expresses in horizontal cells and ganglion cells,...transduced by both AAVs would express Cre-mCherry and GFP.   Figure 2: Synthetic promoters can be paired...

  16. Hot Plasmids - August 2020

    Type
    Blog Post
    Published
    Aug. 18, 2020, 1:15 p.m.
    ...GABA-ergic interneurons. These include mDlx-GFP, hDlx-FLEX-GFP, hDlx-Flex-dTomato, mDlx-GCaMP6f, hDlx-GiDREADD-dTomato...into the hPSC genome using AAV1 and contain an EGFP reporter. Expression of the dCas9-KRAB activator or dCas9...in this post: Yeast-based protein evolution Fluorescent tools for mammalian cells Nanobody purification...enables tracking of protease activity with a fluorescent protein--no affinity purification required! The...doi.org/10.1038/s41592-019-0665-7 Optimizing fluorescent tools for labeling structures and compartments...mammalian cells By Angela Abitua Genetically encoded fluorescent proteins are often used to label  specific structures...biomolecules within cells. However, sometimes these fluorescent proteins might not localize to the right places...

  17. Plasmid Tools for Microbiome Studies

    Type
    Blog Post
    Published
    June 27, 2019, 12:25 p.m.
    ...the RBS and allows translation of the reporter gene resulting in GFP signal. With the addition of standards...agglomeration of fluorescent proteins into one particle within the cell, the lab fused the red fluorescent protein...microbiome by using engineered genetic tools and reporter microbes. Let’s take a look at a few of these ...selectable marker and a desired genetic payload (ex: GFP). Thus, cells can be both sorted using FACS and isolated...is a ribosome binding site (RBS) followed by a reporter gene. The hairpin blocks translation by sequestering...different bee species. BTK can be used to introduce fluorescent markers to visualize localization and distribution...division counting (DCDC), relies on the assembly of fluorescent proteins into one bright particle that segregates...

  18. Choosing Your Fluorescent Proteins for Multi-Color Imaging

    Type
    Blog Post
    Published
    Oct. 9, 2014, 3 p.m.
    ...best fluorescent proteins for imaging with this set are mTagBFP2, EGFP or one of the improved GFP variants...follow multiple fluorescently tagged species simultaneously. To do so with fluorescent protein labels ...in distinct fluorescent channels on the microscope. With the proliferation of fluorescent proteins in ...choice of fluorescent proteins requires some thought. The first step in choosing fluorescent proteins...is to be aware of what fluorescent proteins are available. With new fluorescent proteins being published...latest fluorescent proteins, I maintain an interactive graph and table of the best fluorescent proteins...available. Choosing compatible fluorescent proteins To choose a set of fluorescent proteins to be imaged together...

  19. Hot Plasmids and Viral Preps - September 2021

    Type
    Blog Post
    Published
    Sept. 21, 2021, 1:15 p.m.
    ...mCherry fluorescent protein followed by a stop codon and the coding sequence for a green fluorescent protein...representation of cell-free system, capable of producing fluorescent proteins and enzymes. Image from Moore et al....validated through monitoring the expression of fluorescent proteins and oxytetracycline enzymes. Next, this...plasmids use “Cas9-mediated adenosine transient reporter for editing enrichment”, or XMAS-TREE, to identify...protein (GFP). The success of the A-to-G conversion could be seen through the success of the change in expression... expression of GFP, for the stop codon should have changed from “TGA” to “TGG.”  After identification ...cytometry is used to sort populations by mCherry and GFP expression to check for ABE’s. b) Quantification ...

  20. Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System

    Type
    Blog Post
    Published
    June 4, 2019, 1:02 p.m.
    ... to use a suite of fluorescent reporters. Bacteria containing unstable fluorescent proteins under the ...to reduced eGFP fluorescence. Cells expressing the library are then sorted by fluorescence-activated cell...inoculation, no more fluorescent proteins are made. As the bacterial replicate, fluorescent proteins will be...colonizer, labelled with a constitutively fluorescent reporter can also be used to track how one population...growth rate using TIMER and an unstable fluorescent protein reporter under the control of promoters that ...Addgene Blog Visit the fluorescent protein topics page Get the basics on GFP Find microbiology blog posts...wild-type levels of abundance, the eGFP will be stable and fluoresce. But if the variant is unstable, it...
Showing: 21 - 40 of 88 results