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We narrowed to 517 results for: Trac

Showing: 241 - 280 of 517 results
  1. Addgene's Tips for Plasmid Quality Control

    Type
    Blog Post
    ...through our deposit process, and then we carefully track samples through our lab using barcoded tubes and...Your Plasmid Learn How Addgene Uses Barcodes to Track Samples Resources on the Addgene Website View ...
  2. Cpf1 Update: Comparison to Cas9 and NgAgo

    Type
    Blog Post
    ...and requires only one RNA rather than the two (tracrRNA and crRNA) needed by Cas9 for cleavage. Now, two...NgAgo ARTICLE DISCUSSED IN THIS POST HAS BEEN RETRACTED AND FOLLOW UP STUDIES HAVE FAILED TO DEMONSTRATE...
  3. Tips for Titering Your Lentiviral Preps

    Type
    Blog Post
    ... produce low levels of virus and can be used to track carryover. Functional titer Functional titer is ...Learn How Lentivirus Has Been Used for Lineage Tracing Additional Resources on Addgene.org Learn How...
  4. Viral Vectors 101: Calcium Sensors

    Type
    Blog Post
    ... violet light and (2) exposure to increased intracellular calcium. It has been applied to mark active ...Whether you’re studying the brain, muscles, or intracellular landscape, remember: Keep Ca+2lm and Ca+2rry...
  5. Design Tips for Prime Editing

    Type
    Blog Post
    ...near point mutations to create 3-base (or longer) tracts of edited bases. DNA mismatch repair (MMR) is less... protect the end of the pegRNA. Adding 3′ polyU tracts to the end of pegRNAs (but not epegRNAs) can improve...
  6. Adenoviral Vector Production and Troubleshooting

    Type
    Blog Post
    ...Adenoviral vectors (AdV) are attractive vectors for research applications and gene therapy: they can ...chloride (CsCl) density gradients combined with ultracentrifugation to separate rAdV from other cellular debris...
  7. Early Career Researcher Toolbox: Finding Relevant Papers

    Type
    Blog Post
    ...PubMed user searches, such as clicks to read the abstract or full text of the paper, publication date, a...publications and figures using machine learning to extract important features such as influential citations...
  8. Mouse Modeling, Part 1: Genetically Engineered Mice

    Type
    Blog Post
    ...replaces the targeted gene and provides a way to track successfully engineered cells. Similar to transgenic... the cell can occur. Similar systems include tetracycline or doxycycline mediated activation of Cre to...
  9. Hot Plasmids - October 2020

    Type
    Blog Post
    ... opens the door to in vivo experiments such as tracking the synaptic maturation pattern of hippocampal...traditionally introduced in Caenorhabditis elegans on extrachromosomal arrays can lead to artifacts due to overexpression...
  10. Story of a SynBio Startup: RevBio's Epiphany (or Lack Thereof)

    Type
    Blog Post
    ...our ideas got pretty good. We started doing extracurricular research on some of them to see how feasible...SynBio Axlr8r We limped along with very little traction for quite a while, and even had some serious self-confidence...
  11. Production of Virus in Insect Versus Mammalian Cells

    Type
    Blog Post
    ...is typically purified using methods like ultracentrifugation, while lentivirus supernatants are centrifuged...collection 2–4 days 5–10 days Purification Ultracentrifugation (AAV); centrifugation (lenti) Centrifugation...
  12. Transferable Skills: Negotiation

    Type
    Blog Post
    ...business suits discussing multimillion dollar contracts behind closed doors. Fig. 1: The mythical... committees as a tenured professor or signing contracts when working for a business development team, ...
  13. Hot Plasmids and Viral Preps - May 2021

    Type
    Blog Post
    ...photocleavable gRNAs within seconds. A CRISPR-based lineage tracing tool captures rare clones that represent 0.001%...where gRNA expression is induced by anhydrous tetracycline. Three new anti-CRISPRs were identified that...
  14. Viral Vectors 101: Producing Your rAAV

    Type
    Blog Post
    ...centrifugation (e.g., iodixanol) using a high-speed ultracentrifuge. During the spin, the virions will form a band...ddPCRAAV Purification by Iodixanol Gradient UltracentrifugationAAV Production in HEK293 Cells...
  15. Tips for Using BLAST to Verify Plasmids

    Type
    Blog Post
    ...sequences (blastn)” program for blastn so that you can extract practically every single reliable base pair from...longer alignments to compare with your sequencing trace file. Unlike megablast, the regular blastn program...
  16. A Career in Grants: How To Become a Grant Professional

    Type
    Blog Post
    ... and regulations impacting grant management, we track grant opportunity deadlines, and we ensure that ...questions when you’re negotiating a new job or a new contract. Connect with other grant professionals on LinkedIn...
  17. Simplify Cloning with in vivo Assembly

    Type
    Blog Post
    ...1993). But why did this technique fail to gain traction? It is likely that both vector amplification with...performing multiple modifications will require ultracompetent (109 CFU/μg) cells. Primer design Using specific...
  18. Viral Production at Addgene

    Type
    Blog Post
    ...preparations are purified by iodixanol gradient ultracentrifugation and concentrated to purity and titers adequate...vector, incubated for 72 hours, and genomic DNA is extracted. Primers and probes targeting integrated copies...
  19. Deciphering the Mysteries of Behavior with Viral Vectors

    Type
    Blog Post
    ... circular corridor apparatus using a camera or tracking software. Locomotion is a highly complex process...PMC6333924. Howerton, Alexis R., Alison V. Roland, and Tracy L. Bale. "Dorsal raphe neuroinflammation promotes...
  20. Save Time with Transient Plant Leaf Transformations

    Type
    Blog Post
    ... the transformation and gene expression can be tracked. During a transient leaf transformation, the engineered...was successful at all. Once we were on the right track, we switched to luciferases to more easily quantify...
  21. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    ...with AAV sgRNA delivery make the SPH mouse an attractive tool to probe gene-function relationships in ...cell populations makes Cre-dependent SPH mice an attractive alternative. Whatever your application, first...
  22. Multiple Plasmids at a Low Price: Kits from Addgene

    Type
    Blog Post
    ...proteins in both prokaryotic and eukaryotic cell extracts (Gagoski et al 2015). He has also constructed ....2 (2016): 93-106. FREQ-Seq To help scientists track the frequencies of specific alleles in microbial...
Showing: 241 - 280 of 517 results