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Showing: 311 - 320 of 915 results
  1. New and Upcoming Viral Vectors - Spring 2019

    Type
    Blog Post
    ...activity in the brain was measured with implanted electrodes. The Archon1 voltage reporter allows a way to...cre-dependent version at Addgene! Fluorescent protein and control AAV These fluorescent protein expression vectors...interneurons. These vectors can also be used as the control vectors for experiments encoding a fluorescent-... Addgene in the next 6 months, pending quality control. For an estimate on availability date or to be ... and serotype you’d like to be notified about. Controls Plasmid Serotype Name 114472  AAV5, AAV8 ...Plasmid Serotype Name 119036  AAV1  pAAV-hsyn-flex-Voltron-ST Chemogenetics Plasmid Serotype Name ...
  2. A Practical Guide to Optimizing AAV DIO and FLEx Vector Expression

    Type
    Blog Post
    ...exhibit profound differences in tropism between cell types (astrocytes, microglia, neurons, etc.) and ...can not recombine with each other. When Cre is introduced to the system it binds one pair of lox sites,...your cells.  Some promoters, such as CAG are very strong and may require less viral particles or relatively...or glial fibrillary acidic protein (GFAP) for astrocytes it is important to test it in the brain region... S (2013) Analysis of Transduction Efficiency, Tropism and Axonal Transport of AAV Serotypes 1, 2, 5, ...and 5 Display Differential Efficiency and Cell Tropism after Delivery to Different Regions of the Central...
  3. Hot Plasmids - January 2023

    Type
    Blog Post
    ...CRISPR-Csm: A novel RNA targeting system by: Susanna Stroik The Doudna lab’s recent work characterized a new...heat-inducible lentiviral plasmids here!   Wu Y, et. al. Control of the activity of CAR-T cells within tumours via...chemically stable tool for microscopy by: Susanna Stroik Microscopy techniques have been moving at the speed...microscopy applications such as super resolution, electron, and expansion microscopy. hfYFP is not only brilliantly...denaturing conditions, high temperatures, and other chaotropic conditions better than most FPs. The group also...expansion microscopy as well as correlative light and electron microscopy and observed high fluorescence resilience...
  4. New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor

    Type
    Blog Post
    ... inserted GFP. After characterizing iGluSnFR in vitro, showing that it is selectively activated by glutamate...higher expression levels in bacteria and produces stronger fluorescent signals upon sensing glutamate in ...variants differing in kinetics, affinity, and ∆F/F0. Introduce the two variants in three different membrane-targeting...iGluSnFR3 have higher expression levels and produce stronger fluorescent signals upon sensing glutamate using...addition to the original PDGFR TMD, the researchers introduce iGluSnFR3 in two additional anchoring domains ...induction to express soluble protein CAG: Generic strong promoter. Formulated as AAV-DJ for neuronal expression...
  5. Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools

    Type
    Blog Post
    ...plasmid deposit please sign up here.        A retroviral mouse CRISPR knockout library Article contributed...phenotype, and this depends on the method used to introduce the gRNAs into cells. Most CRISPR pooled libraries...issue, Sarah Teichmann and colleagues created a retroviral CRISPR knockout library using gRNAs designed ...designed by the Kosuke Yusa Lab. This retroviral library was used to transduce T helper type 2 (Th2) cells from...differentiation factors as the screen readout. This retroviral mouse CRISPR pooled library can be used for screening...concentration of ApoB-LPs has been shown to have a strong correlation with cardiovascular disease and indirect...
  6. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    ... to neuroscience. In fact, precise light-based control of biological processes is highly useful in other... to be optimized by Tabor’s lab, making light-controlled gene expression in E. coli easier and more robust...engineered to deliver precise, consistent, and controllable pulses of light. Complicated patterns of light...new pathways with sophisticated gene expression controls. Most cell types do not respond to low-intensity...two systems can be coexpressed for sophisticated control of gene expression. An E. coli light-sensitive...from this publication at Addgene. Multichromatic control of gene expression in Escherichia coli. Tabor JJ...
  7. Multiplex Genome Editing with CRISPR-Cpf1

    Type
    Blog Post
    ...sequence NGG TTTV PAM site preserved? Usually Destroyed Yes, Cpf1 cleaves 5' of the protospacer Multiplexing...Cassettes transfection gRNAs expressed from a polycistronic transcript  Requires co-transfection of Cas9...Cassettes transfection gRNAs expressed from a polycistronic transcript Requires co-transfection of Cas9  ...showing that Cpf1 can cleave an array of 4 crRNAs in vitro and when expressed in 293 cells. This allows for...a GFP tag. Four weeks post-infection, there was strong expression of Cpf1 and GFP in the targeted brain...effective method with multiple applications (in vitro, in vivo, transfection, viral transduction) for ...
  8. Antibodies 101: ChIP

    Type
    Blog Post
    ...need to ensure you have a bead-only control alongside your input control. Elute the DNA after washing and..., which uses formaldehyde or UV light to create strong but reversible bonds. This will keep the protein...of histone modifying proteins, which bind quite strongly to DNA, crosslinking may not be necessary. This...Enzymatic digestion, while gentler on the sample, introduces bias due to the selective nature of the cutting...Antibodies 101: Polyclonal Antibodies Antibodies 101: Introduction to Antibodies Resources on Addgene.org ...
  9. Antibodies 101: Selecting the Right Antibody

    Type
    Blog Post
    ...Be prepared to troubleshoot and be sure to include proper positive and negative controls as you get your...someone to turn to for advice if you need to troubleshoot. What do you know about the vendor and the vendor...anti-tag antibody; and immunoprecipitation-mass spectrometry strategies that isolate an antibody’s immune...complexes and confirm interacting partners by mass spectrometry (Uhlen, 2016). Be sure that the antibody you...The Basics of Western blottingAntibodies 101: Introduction to AntibodiesAntibodies 101: Epitope availability...
  10. Transferable Skills Guide: Problem Solving

    Type
    Blog Post
    ...Scientific Support Team here at Addgene, so troubleshooting molecular biology experiments was in the job...core part of our academic training.  Developing strong problem solving skills is just a matter of applying...think back to the last experiment you had to troubleshoot; you probably did not just automatically come...As such, scientists are uniquely prepared to be strong problem solvers both in and out of the lab. The...position. Of course, there are limits to how far strong problem solving skills alone can take you - just...effectively does not mean I am qualified to be an astronaut. But, knowing that this skillset is a part of ...
Showing: 311 - 320 of 915 results