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Showing: 661 - 680 of 797 results

  2. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    Published
    July 2, 2019, 12:51 p.m.
    ...CRISPR-based activation? To summarize, CRISPRa uses a nuclease-dead variant of Cas9 (dCas9) and engineered combinations...understand isoform-specific gene regulation — at least, more straightforward than generating cDNA for each...

  3. Viral Vectors 101: The Retroviral Lifecycle

    Type
    Blog Post
    Published
    July 27, 2023, 1:15 p.m.
    ...After uncoating, reverse transcription follows the release of the two strands of viral RNA and of the viral...genome can direct the production, packaging, and release of progeny viral particles. And there you have ...

  4. AAVs CREATed for Gene Delivery to the CNS and PNS

    Type
    Blog Post
    Published
    Sept. 28, 2017, 2:01 p.m.
    ...target the CNS or the PNS, respectively.  Read on to learn more about these two new AAV capsids and how they... Blog Important considerations when using AAVs Learn more about using AAV as a tool for gene expression...

  5. AAVs in Retinal Gene Therapy

    Type
    Blog Post
    Published
    July 31, 2018, 12:55 p.m.
    ...AAVs do not integrate in the host genome but still lead to long-term (>10 years) transgene expression in...development. As a result, Luk Vandenberghe and colleagues at MEEI co-founded a non-profit to help push ...

  6. Deep Dive: Fixing and Permeabilizing for Immunofluorescence

    Type
    Blog Post
    Published
    Aug. 30, 2022, 1:15 p.m.
    ...step may not be necessary. In fact, you may get cleaner results by not permeabilizing as you’ll prevent...interacts with cholesterol in cell membranes and leaves many membrane-associated proteins in place. In ...

  7. Plasmids 101: Control Plasmids

    Type
    Blog Post
    Published
    April 9, 2015, 3:29 p.m.
    ...optimization within your experiment. Read on to learn more about the various controls that can be used...biological controls is independence: at the very least you should repeat your whole experiment from start...

  8. Hot Plasmids - November 2023

    Type
    Blog Post
    Published
    Nov. 14, 2023, 3:35 a.m.
    ...ticker tape By Brian O’Neill The Cohen lab and colleagues recently created a system for recording the transcriptional...Application section of the Addgene antibody page, and learn more about the whole-brain reference atlas efforts...

  9. AAV Titers: Where Do They Come From And What Do They Mean?

    Type
    Blog Post
    Published
    Nov. 15, 2017, 3 p.m.
    ... viral vector preparation protocol, and we are pleased to report that over 95% of viral capsids in representative...Resources on Addgene.org Find All Available AAV Learn More about Virus Production Find Viral Vector Protocols...

  10. New Acoustic Reporter Genes: Ultrasound Imaging of Gene Expression

    Type
    Blog Post
    Published
    Jan. 24, 2023, 2:15 p.m.
    ...containing glucose and L-arabinose at 37oC for at least 12 hours, or at lower temperatures for longer. Cultures... induction of expression… but longer expression leads to greater amount of gas vesicles and increased ...

  11. Supporting Reproducibility with a Connected ELN

    Type
    Blog Post
    Published
    Jan. 17, 2019, 1:38 p.m.
    ...easy to export data from the ELN directly into at least one and preferably more than one of these five general...other side of the pond through interacting with colleagues in Edinburgh. You can follow Rory on Twitter ...

  12. CRISPR-mediated Plant Base Editors

    Type
    Blog Post
    Published
    Jan. 3, 2019, 1:35 p.m.
    ...base in genomic DNA without double-stranded DNA cleavage." Nature 533.7603 (2016): 420. PubMed PMID: 27096365...editing of A• T to G• C in genomic DNA without DNA cleavage." Nature 551.7681 (2017): 464. PubMed PMID: 29160308...

  13. Plasmids 101: Codon usage bias

    Type
    Blog Post
    Published
    Sept. 27, 2018, 1:09 p.m.
    ...only 20 amino acids and 3 stop codons to encode leaving 41 codons unaccounted for. The result is redundancy...organism. So what are the evolutionary constraints that lead to these preferences and what can we do about them...

  14. CRISPR 101: Engineering the Plant Genome Using CRISPR/Cas9

    Type
    Blog Post
    Published
    Oct. 11, 2016, 2:30 p.m.
    ...multiplexing gRNAs here). Cas9 is commonly tagged with a nuclear localization sequence to enhance targeting to the...plant species or cell type (Belhaj et al., 2013). Nuclease dead Cas9 (dCas9) based activators (such as dCas9...

  15. Using Phosphoserine to Study Protein Phosphorylation

    Type
    Blog Post
    Published
    June 23, 2016, 2:30 p.m.
    ...(7). This modification allowed the deletion of release factor 1, the protein responsible for terminating...reference and protocols for use of this system, please reference ‘Rinehart Lab reagents for improved expression...

  16. Five Popular Model Organisms, Part 2

    Type
    Blog Post
    Published
    Sept. 29, 2020, 1:15 p.m.
    ... in the classroom on our blog. Now that you’ve learned more about popular model organisms in the lab, ... about plasmids in our Plasmids 101 blog series Learn more about CRISPR and genome editing in our CRISPR...

  18. Fluorescent Proteins 101: When GFP lets you down

    Type
    Blog Post
    Published
    Aug. 23, 2018, 12:05 p.m.
    ...loop-structure (Querido and Chartrand, 2008). Finally, a nuclease-deficient Cas9 can bind loci in the genome that...interfere with the function of the protein. This is clearly the case when proteins undergo post-translational...

  19. CRISPR 101: Validating Your Genome Edit

    Type
    Blog Post
    Published
    Nov. 3, 2022, 12:15 p.m.
    ...tip: When designing your PCR, ensure there is at least ~200 base pairs of sequence flanking the editing...find a null clone, you should screen, at the very least, 4 clones. Did you use a dual guide system to generate...

  20. Quick Guide to Near-Infrared Fluorescent Proteins

    Type
    Blog Post
    Published
    Oct. 5, 2021, 1:15 p.m.
    ... 1). In general, the monomeric state of a probe leads to less interference with the oligomeric state of...indicators NIR-GECOs were developed based on mIFP6. Learn more about the characteristics, performance, and...
Showing: 661 - 680 of 797 results