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We narrowed to 253 results for: cas9 genes

Showing: 201 - 220 of 253 results
  1. Meet the New Addgene Board Members!

    Type
    Blog Post
    Published
    April 28, 2020, 1:14 p.m.
    ...the Grousbeck Family Chair in Gene Therapy, Director of the Grousbeck Gene Therapy Center, Associate Director...at KSQ Therapeutics and is an Addgene depositor. KSQ uses a CRISPR-Cas9 platform to systematically test...nonprofit companies. His lab focuses on gene therapy work for genetic diseases and over the past few months...deposited AAV constructs for gene delivery. In 2018, he interviewed Addgene co-founder Melina Fan and former...PhD Khandan Baradaran’s expertise in viral safety, gene therapy vector development, vaccine development,...Dimension Therapeutics, she helped build and grow the gene therapy division of the company.  Ultragenyx’s goal...test the function of all 20,000 genes in disease models and then focus drug discovery efforts on the targets...
  2. 10 Great Guest Posts We're Thankful For

    Type
    Blog Post
    Published
    Nov. 18, 2016, 3 p.m.
    ...repression of your target gene, activation and repression of different genes in a single cell, and localization...replication and transcription as well as reporter genes. To learn how you can use minigenomes in your research... them in action. AAV: A Versatile Viral Tool for Gene Expression in Mammals Adeno-associated viruses (... (AAVs) are commonly used to deliver a genes of interest to a variety of cell types in-vivo. These are... editing - all influenced by an understanding of Cas9 biophysics! Casilio: An Adaptive, Multitasking “...localization of a fluorescent signal to your target gene. Read this post to find out more about how the Casilio...are widely used by the optogenetics and chemogenetics communities to activate neurons and neuronal pathways...
  3. Addgene-Seeding Labs Plasmid Grant: Accelerating Science Globally - 5 Scientists, 4 Countries & 3 Continents!

    Type
    Blog Post
    Published
    July 18, 2017, 12:41 p.m.
    ...in applying gene technology to bacteria and plants. Her research involves cloning cry genes from the soil...plant, Dr. Robertson aims to make use of the CRISPR/Cas9 technology to engineer plants that are able to destroy... shared mission of both Seeding Labs and Addgene. The Addgene-Seeding Labs plasmid grant is a collaborative...of the Addgene-Seeding Labs Plasmid Grant awardees' projects progress. Subscribe to the Addgene blog for.... Additional Resources on the Addgene Blog Learn More About the Addgene-Seeding Labs Plasmid Grant Check...introduce the 5 scientists who were awarded the Addgene-Seeding Labs Plasmid grant this year. These scientists...plant biology, she coordinates the Network for the Genetic Improvement of Cowpea, a knowledge database for...
  4. Hot Plasmids June 2018 - Reverse transcriptase, nanobody, and protein-DNA interaction tools

    Type
    Blog Post
    Published
    June 27, 2018, 1:16 p.m.
    ...lentiviral plasmids, catalytically inactive Cas9 (dSpyCas9) fused to APEX2 is expressed from a Tet/Shield1...specifically investigated protein binding at the TERT gene, but this method enables the unbiased discovery ...cDNA sequencing and RNA sequencing of complex heterogeneous RNA samples. Furthermore, such high processivity...genomic loci. He made use of catalytically inactive dCas9 by fusing it to an engineered peroxidase, (APEX)...are enriched in the 20 nm radius surrounding the dSpyCas9-APEX2 fusion.  This Sontheimer lab used this technology... technology, which they call C-BERST (dCas9–APEX2 biotinylation at genomic elements by restricted spatial...
  5. Arabidopsis in Education: How the Arabidopsis Biological Resource Center Brings Plant Science to Life

    Type
    Blog Post
    Published
    April 12, 2018, 1:02 p.m.
    ...Using CRISPR/Cas9 pSiM24: Simplifying Plant Genetic Engineering Resources on Addgene.org Find Plant ...experiments outlined in ABRC’s kits vary by module. As a general guideline, experiments that include growing plants...-12 education.     Additional Resources on the Addgene Blog Learn how BioBuilder can bring Synthetic ...Plant Vectors at Addgene Find Simple Protocols for Introductory Lab Work MoClo Plants Parts Kit ...
  6. Rewiring Metabolic Circuitry with CRISPR RNA Scaffolds [Video]

    Type
    Blog Post
    Published
    April 7, 2015, 4:21 p.m.
    ... delete/overexpress endogenous genes or to introduce heterologous genes, but the trend of research has...) model consists of a catalytically dead Cas9 protein (dCas9) that lacks endonuclease activity coupled...tinkering with regulatory networks and multiplex gene control. However, these approaches are often met...mimic natural transcriptional programs on multiple genes. Modifying the CRISPRi system for multidirectional...programs to differentially alter the levels of five genes that encode biosynthetic enzymes for violacein, ...recruit various transcriptional regulators to alter gene expression at the targeted site. Multiple scaffold...simultaneous, multidirectional and tunable control of gene expression. This strategy can be applied to effectively...
  7. Hot Plasmids and Viral Preps - September 2021

    Type
    Blog Post
    Published
    Sept. 21, 2021, 1:15 p.m.
    ...systems allow researchers to understand bacterial gene clusters that produce useful natural materials, ...capable of robust expression of high G+C content genes, as validated through monitoring the expression ...end-point sequencing assays. These plasmids use “Cas9-mediated adenosine transient reporter for editing...human mRNA binding proteins with 10 guide RNAs per gene. The lab modified the lentiviral backbone to encode...pooled library from Junjie Chen's lab targets human genes known or suspected to be involved in DNA damage ...Veening is now available with one sgRNA per operon or gene. The sgRNA pool can also target core operons in ...library uses CRISPR cytosine base editors to disrupt gene function by targeting start codons, splice acceptor...
  8. Cultivating Community Science at BosLab

    Type
    Blog Post
    Published
    Nov. 2, 2017, 1:35 p.m.
    ...journal club discussion on Kevin Esvelt’s CRISPR/Cas9 gene drive paper was very popular. People kept asking... at Addgene.org Order Plasmids from Addgene! Find Free and Open Educational Resources at Addgene! ...BosLab. Once he optimizes plant cell culture and transgenesis he wants to share his knowledge with the community...microbes. We’ve ordered a few yeast plasmids from Addgene and are eager to do our first yeast transformations... @ZebraElement     Additional Resources on the Addgene Blog Experimenting in an Open Source Lab: from...
  9. Fluorescent Protein Travel Awards - FLiPs and Fluorescent Protein Biosensors

    Type
    Blog Post
    Published
    July 27, 2017, 1:11 p.m.
    ... Intersectin, Cdc42, Raf1, Mek1, Mek2, Cdk5, and Cas9. Xin has demonstrated the utility of these FLiPs...Fatima's work and keep checking back in with the Addgene blog for future award opportunities. Xin Zhou:...when exposed to ultraviolet light. To do so, she generated fusion proteins in which Dronpa domains flanked...Proteins, or FLiPs.  Xin later optimized these first generation FLiPs by mutating Dronpa to lower its aggregation...Chemical Biology! Additional Resources on the Addgene Blog Learn More about Photosactivatable Fluorescent...Fluorescent Protein for Your Experiments Resources on Addgene.org Find Fluorescent Protein Biosensors Browse Plasmids...
  10. Plasmids 101: Inducible Promoters

    Type
    Blog Post
    Published
    Jan. 18, 2018, 2:34 p.m.
    ... transcription of a target gene, it therefore determines the timing of gene expression and largely defines...activating transcription. Addgene depositors have developed heat shock-inducible Cre and Cas9 for easy genome engineering...synthesis and allowing reporter gene transcription to take place. Addgene also has popular light-regulated...the promoter and ceases repression of the target gene. A simplified lac inducible system is found in many...shock-inducible Hsp70 or Hsp90-derived promoters, in which a gene of choice is only expressed following exposure to...inducible promoters Light is another way to activate gene expression, and two-component systems used in synthetic...promoter pR, preventing expression of a reporter gene. When light is present, YFI is inactive, preventing...
  11. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    Published
    Sept. 8, 2015, 2:30 p.m.
    ...used with many types of proteins, including Cas9 and dCas9-transcription factors, for which low expression...plasmids from this publication at Addgene. Multichromatic control of gene expression in Escherichia coli...optimized by Tabor’s lab, making light-controlled gene expression in E. coli easier and more robust. Synthetic...used to engineer new pathways with sophisticated gene expression controls. Most cell types do not respond... can be coexpressed for sophisticated control of gene expression. An E. coli light-sensitive two-component... was only about 10-fold, precluding the study of gene expression at very high or very low levels. Schmidl...researchers to better fine-tune the level of output gene expression based on the input light intensity. In...
  12. Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools

    Type
    Blog Post
    Published
    Dec. 10, 2019, 1:58 p.m.
    ...from mice that constitutively express Cas9 and screen for genes that affect Th2 differentiation and activation... popular tools for genetic screens, enabling genome-wide interrogation of the genes required for cellular...inserting the NanoLuc luciferase downstream of the apoB gene. Using this reporter, the researchers explore many...-LPs and accelerate the discovery of additional genes and small-molecule probes to aid in the understanding...transduction, now enabling forward genetic screens in cells with few genetic tools. Find the mouse CRISPR ...plasmids at Addgene. Liu et al., Nature Communications, 2019. PubMed PMID: 31451697. Genetically encoded ...responsible for a phenotype can be identified by next-generation sequencing of the genomic DNA. However, some ...
  13. Improved Plasmid Maps Powered by SnapGene

    Type
    Blog Post
    Published
    June 29, 2017, 1:06 p.m.
    ...ampicillin resistance gene, you’ll find the full name of the gene, the name of its gene product, and a description...features, such as Cas9, weren’t detected by our in-house software. In fact, SnapGene’s feature library ... plasmid features such as antibiotic resistance genes, selectable markers, promoters, origins, tags, and... Overview of SnapGene powered plasmid maps at Addgene  Three factors make our SnapGene powered plasmid...powered by GSL Biotech's SnapGene Server Software. With the backing of SnapGene’s sequence viewer software...the features you need quickly. SnapGene’s Feature Library - SnapGene’s software seamlessly identifies ...scientists) for suggesting these changes, and the SnapGene and Addgene software development teams for working tirelessly...
  14. How Addgene Creates Content

    Type
    Blog Post
    Published
    Nov. 17, 2022, 2:15 p.m.
    ...changes and require updating or retiring. CRISPR/Cas9, for example, has gone through rapid change in the...everything else we do! The goal of Addgene’s educational content Addgene truly believes that sharing speeds...you ever wondered how we choose topics for the Addgene blog? Or why we make certain videos? In this post...You probably won’t be surprised to learn that Addgene’s mission statement extends beyond plasmids, AAVs...topics. What better space to do that than in the Addgene blog?  Fig. 1: One of our favorite content...content collections is our Help Center, help.addgene.org, where you can easily search articles answering ...sure things are clear, accurate, and in line with Addgene style.        Fig. 2: Reference image (...
  15. Luminescent Imaging with Nano-lanterns

    Type
    Blog Post
    Published
    May 25, 2017, 2:30 p.m.
    ...eNLs as good reporter genes for endogenous protein fusions created using CRISPR/Cas9. eNLs offer high luminescent...plasmids from this paper at Addgene. Additional Resources on the Addgene Blog Learn about Photoactivatable...proteins. To make luminescent imaging a reality, Addgene depositor Takeharu Nagai and colleagues at Osaka...nano-lanterns for use in various applications, including optogenetics, biosensors, and fusion proteins. Solving the...yield, and when transiently expressed in cells, generates much less signal than comparable fluorescent proteins... approach is especially suited to complement optogenetic tools, where light used for excitation can cause...cause unintended activation of the optogenetic system. Biosensors based on Nano-lantern technology are...
  16. AAV Q&A with Tim Miles

    Type
    Blog Post
    Published
    May 17, 2022, 1:15 p.m.
    ... delivery of CRISPR/Cas9 Tips for a first time AAV user Resources on Addgene.org Find Adenovirus Plasmids...Technique Q1: Is there any way to deliver a long gene (>4.5 kB) by AAV? A: One potential strategy is to...applications in diseases which may be linked to epigenetic changes, such as multiple sclerosis?  A: Basic...an exciting area for future AAV application to epigenetic editing. This area is discussed in our recent...excellent questions.    Additional Resources on the Addgene Blog Using virus in your research - a primer for...
  17. Plasmids 101: Screens vs. Selections

    Type
    Blog Post
    Published
    Nov. 10, 2022, 2:15 p.m.
    ...all known genes. This is a perfect example of an unbiased, reverse screen – all known genes are assayed...of knocking out the genes of interest (or the whole genome), they knock down gene expression temporarily...Sabatini, D.M., Lander, E.S. Genetic screens in human cells using the CRISPR/Cas9 system. Science, 343(6166... a biological process. Players can be proteins, genes, enzymes, drugs, or anything else that plays a role...where there is removal of known factors (such as a genes) and the loss of those factors is assessed. The ...especially useful if you are interested in studying genes whose knockout would be lethal to cells and thus...The two most common methods of manipulation are genetic knockout mutations and treatment with small molecules...
  18. Visualizing Protein Turnover In Situ

    Type
    Blog Post
    Published
    Jan. 16, 2018, 3:20 p.m.
    ...situ is the knock-in of fluorescent tags into the gene locus of interest. An advantage of this alternative...translation in living single cells. However, before CRISPR-Cas9 these techniques were quite tedious and, even here...studied a synaptic protein that is linked to neurodegeneration. The level of this protein is decreased in...PMCID: PMC4121734. Additional Resources on the Addgene Blog Fluorescent microscopy techniques - Which... tagging strategies Additional Resources on Addgene.org Fluorescent protein plasmids Use FRET to study...protein-protein interactions Deposit plasmids with Addgene! ...
  19. Teaching an Old DOG New Tricks: Controlling Protein Activity with GFP

    Type
    Blog Post
    Published
    Nov. 24, 2015, 3:30 p.m.
    ...label cells. If GFP could be co-opted to control gene expression, he could then selectively manipulate...used LexA and rTetR systems such that they activate gene expression from different promoters. Moving to an.... GFP expression robustly activated the reporter gene TdTomato, whose expression was absent without electroporated...sites. Placing a lox-STOP-lox cassette upstream of a gene of interest blocks transcription when Cre is absent...present, it removes the STOP cassette, activating gene expression. Although Cre isn’t a modular protein...versions of non-modular proteins like Cre. Could Cas9-DOG be developed soon to allow genome modification...fluorescent proteins as scaffolds for cell-specific gene manipulation.” Cell 154(4) (2013): 928-939. PubMed...
  20. Overcoming the Challenges of Lentiviral Production

    Type
    Blog Post
    Published
    Aug. 7, 2018, 12:31 p.m.
    ... containing structural genes and a transfer plasmid carrying the transfer gene. By dividing the viral ...while a single 72h harvest is best for larger genes such as Cas9. See figure 1 for an example of how changing...Talking 'bout my (lentiviral) generation The first step in delivering genes via lentivirus is deciding what... While lentiviral vectors are popular gene delivery tools, producing lentivirus, can pose certain challenges...split the viral genome by removing the viral Rev gene from the packaging plasmid and incorporating it ... the structural elements, envelope, and transfer gene are transfected into a packaging cell line, usually...sufficient titer; this is often the case with large genes. This is due to inefficient packaging of large inserts...
Showing: 201 - 220 of 253 results