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We narrowed to 836 results for: RING

Showing: 301 - 320 of 836 results
  1. Google Forums Round Up: First Impressions of NgAgo

    Type
    Blog Post
    Published
    Aug. 4, 2016, 2:30 p.m.
    ...perform functional tests. The newest genome engineer sharing the stage with much-lauded CRISPR-Cas9 is DNA-guided... endonuclease NgAgo! We'll discuss how NgAgo is faring with users in a minute, but, to start, let's review...cleavage (1). Both the CRISPR-Cas9 and NgAgo genome engineering methods have their own pros and cons (2). The...protein to load an ssDNA guide. It is possible that, during translation, only a small fraction of nascent NgAgo...Development and applications of CRISPR-Cas9 for genome engineering." Cell 157.6 (2014): 1262-1278. PubMed PMID: ...
  2. PITChing MMEJ as an Alternative Route for Gene Editing

    Type
    Blog Post
    Published
    Feb. 23, 2016, 3:30 p.m.
    ...Introduction There are three primary methods for repairing DNA after a double-stranded break. HDR copies ...mutations seen with TALENs and CRISPR. MMEJ is active during M and early S phases, when HDR is inactive, and...Non-homologous End Joining Read About Other Genome Engineering Tools like Sleeping Beauty Mutase Find the Ideal... genome engineering... Mary Gearing...
  3. Transgenic Organisms, Cas9 Gene Drives, and Appropriate Safeguards

    Type
    Blog Post
    Published
    May 22, 2015, 4:58 p.m.
    ...heterozygote into a homozygote and ensuring that all future offspring inherit the endonuclease gene. As...As we pointed out last year2, delivering a DNA cassette encoding the cas9 gene and single guide RNAs (...shared by everyone, he is deeply concerned with ensuring that gene drives and other collective technologies...selfish genes as tools for the control and genetic engineering of natural populations. Proc. Biol. Sci. 270,...
  4. AAVs in Retinal Gene Therapy

    Type
    Blog Post
    Published
    July 31, 2018, 12:55 p.m.
    ...presence of antigens (such as viral vectors) without triggering a destructive inflammatory immune response. At...after the cloning of the RPE65 gene, a naturally occurring animal model, the RPE65−/− dog, was characterized...retinal neurons. Nowadays a toolbox of naturally occurring and engineered AAV serotypes that further expands...being done to further improve the technology: engineering of new capsid variants, designing expression ... optimize transgene levels, and large scale manufacturing of viral vectors to support trials for prevalent...
  5. The Effect of COVID-19 on Liu Lab Plasmid Requests From Addgene Data

    Type
    Blog Post
    Published
    July 16, 2020, 1:15 p.m.
    ... the Addgene blog Learn more about plasmid sharing during COVID-19 Resources on Addgene.org Find plasmids...False, type='scriptV4', hide_playlist=True, viral_sharing=False, embed_button=False, autoplay=False, hidden_controls...to follow an exponential decay model, with dips during weekends and significant holidays. Figure...likelihood by the corresponding factor 𝜙z if t is during event z. The "events" we considered for our model...
  6. Summer SciComm Series: Modes of Communication

    Type
    Blog Post
    Published
    July 1, 2022, 1:15 p.m.
    ...If you're interested in sharing your science, one of the big questions you'll be faced with is "how?"...for longer educational videos, and Twitter, for sharing updates, new deposits, and new blog posts!  ...  of proficiency.  What kind of content are you sharing?  Sometimes your subject matter will drive the ...fair, or a semester-long after school program? Comparing your desired outcome to the limitations and potential...response. High connection levels and interaction. Can bring in things to be physically interacted with. Public...
  7. Viral Vectors 101: The Retroviral Lifecycle

    Type
    Blog Post
    Published
    July 27, 2023, 1:15 p.m.
    ...most cases, interested in transferring genes to mammalian cells (i.e. transferring DNA), yet retroviruses...producer cell membrane, and acquired as an envelope during exocytotic budding, as the viral particle emerges...transfer of RT, which would actually occur in step 2 during uncoating. After uncoating, reverse transcription... integrated by the viral integrase protein (IN) during step 3 (King et al., 2008) (Hu & Temin, 1990). ...
  8. CRISPR Between the Genes: How to Experiment with Enhancers and Epigenomics

    Type
    Blog Post
    Published
    Aug. 9, 2016, 2:30 p.m.
    ...suppose you have a piece string that’s 10 meters long. You twist and roll the string into a tight ball. Now...in a way that brings linearly distant regions close together. gRNA Selection and Filtering for Off-target...Now the two ends of the string, instead of being 10 meters apart, are mere millimeters apart. Similarly...
  9. CRISPR Antimicrobials

    Type
    Blog Post
    Published
    May 3, 2016, 2:30 p.m.
    ...bacteria and prevents sensitive bacteria from acquiring resistance genes. Yosef et al. suggest that it...not previously infected by the lysogenic phage, rendering the population sensitive to antibiotics. Created... Lemire, Diana P. Pires, and Timothy K. Lu. “Engineering Modular Viral Scaffolds for Targeted Bacterial...Addgene Blog CRISPR Methods for Bacterial Genome Engineering Treating Muscular Dystrophy with CRISPR Gene ... Mary Gearing...
  10. AAV Titers: Where Do They Come From And What Do They Mean?

    Type
    Blog Post
    Published
    Nov. 15, 2017, 3 p.m.
    ...viral genome). Empty viral capsids can be formed during viral production depending on the  experimental...usually report? Addgene and other viral vector manufacturing facilities report the physical titer of a viral...to two-fold. How can we get more reliable AAV titering? For our viral service, we currently titrate AAV...different sources in the same experiment, consider retitering both AAV in your lab. The absolute titer values...Addgene, we don’t reserve lots, but if you’re reordering the same virus feel free to email us and we can...
  11. Supporting Reproducibility with a Connected ELN

    Type
    Blog Post
    Published
    Jan. 17, 2019, 1:38 p.m.
    ... data. Although it may be useful to selectively bring particular items into an ELN – e.g. an image that...the integration with protocols.io, the protocol sharing repository. As illustrated in this video the integration...RSpace becomes part of a workflow that enhances the sharing and reproducibility ecosystem protocols.io makes...help with searchability, record-keeping, and data sharing, not all of them support reproducibility in the...Reproducibility Read all blog posts about scientific sharing Resources on Addgene.org Find protocols of molecular...
  12. Four Base Editing Reporters to Monitor and Enrich Editing in Real-time

    Type
    Blog Post
    Published
    July 7, 2020, 1:15 p.m.
    ...editing reporters that can help you do just that. Monitoring APOBEC and Cas9-mediated editing in real time...results in two DSBs that can be repaired by NHEJ restoring mCherry expression. Cells can then be sorted using...editing efficiency can be easily determined by comparing cells expressing only eGFP expression to cells...real-time, it relies on DSBs which is not ideal for monitoring single base edits (St. Martin et al., 2018). ...the Harris Lab circumvents the need for DSBs in monitoring on-target DNA editing efficiency of APOBEC-Cas9...
  13. CRISPR 101: Targeting RNA with Cas13a (C2c2)

    Type
    Blog Post
    Published
    Sept. 21, 2017, 2:07 p.m.
    ...pyogenes (SpCas9), is truly an exceptional genome engineering tool. It is easy to use, functional in most species... cell stress, and RNA size distribution. When comparing LwaCas13a to shRNA, they found that LwaCas13a ...vivo RNA imaging. In short, the Cas13a molecule brings a much anticipated element of diversity to the ... the CRISPR field. We feel that the culture of sharing within the CRISPR community is an essential part...scientific community. Note: Cary Valley and Mary Gearing contributed to the update of this post. References...
  14. New CRISPR Tools: Cas7-11 and PASTE

    Type
    Blog Post
    Published
    Feb. 17, 2022, 2 p.m.
    ...expand and exploit CRISPR, both of which we're featuring in today's blog. Cas7-11 Development and Discovery...alongside some creative (and significant!) protein engineering. They combined Prime editing with an integrase...potential applications. But they weren’t done engineering quite yet – surely, they thought, the integration...optimized the specific attachment sites via sequence engineering, enabling even more efficient integration activity...: Adding Precision and Flexibility to CRISPR Engineering CRISPR 101: RNA Editing With Cas13  CRISPR Cheat...
  15. New Acoustic Reporter Genes: Ultrasound Imaging of Gene Expression

    Type
    Blog Post
    Published
    Jan. 24, 2023, 2:15 p.m.
    ...studying chemical engineering. Mengtong "Tom" Duan is a PhD student studying bioengineering. They are both...smaller genetic footprint, and nonlinear acoustic scattering. The best candidate for this was the Anabaena...was sufficient to saturate expression. When engineering a cell line, cotransfect the mARG cassettes 2...acoustic reporter genes for real-time in vivo monitoring of tumors and tumor-homing bacteria. Nat Biotechnol...
  16. Tips for CRISPR Gene Editing in Mice

    Type
    Blog Post
    Published
    June 28, 2016, 10:59 a.m.
    ...software. When you are happy with your selection, ordering the sgRNA is simple and easy. Several companies...but fret not! The key to saving time and energy during your in vivo work is to screen you gRNA in vitro...in mice to the day you have your F0 generation (barring life’s little accidents and stuff ups). This is...multiple genes by CRISPR/Cas-mediated genome engineering." Cell 153.4 (2013): 910-918. PubMed PMID: 23643243...Addgene Blog Get the Basics of Mouse Genome Engineering with CRISPR Validate Your Genome Edit Learn about...
  17. CRISPR 101: Cytosine and Adenine Base Editors

    Type
    Blog Post
    Published
    Feb. 13, 2025, 2:15 p.m.
    ...resulted from excision by uracil N-glycosylase (UNG) during base excision repair. Adding a second copy of the...off-target mutations than those derived from naturally occurring cytidine deaminases. Adenine base editors The ...compared to ABEmax. In an alternative approach, engineering and directed evolution of the TadA domain has...) This post was originally written by Mary Gearing in August 2016 and was updated by Jennifer Tsang...Y., Guan, Y., Siwko, S., … Li, D. (2023). Re-engineering the adenine deaminase TadA-8e for efficient and...applicability of base editing through protein engineering and protein delivery. Nature Communications, ...
  18. Fluorescent Proteins 101: When GFP lets you down

    Type
    Blog Post
    Published
    Aug. 23, 2018, 12:05 p.m.
    ... require anaerobic conditions. In experiments requiring anaerobic conditions, proteins that bind endogenous...bilirubin (Kumagai, 2013). Next to these naturally occurring co-factor binding proteins, systems wherein a ...proteins can be accurately determined in vitro by measuring the fluorescence intensity of purified protein...usually dim relative to fluorescent probes, recent engineering efforts have increased the brightness of these..., Marieke, et al. "A FRET-based biosensor for measuring Gα13 activation in single cells." PloS one 13.3...
  19. The Fluorescent Vegetables in Aptamer Soup

    Type
    Blog Post
    Published
    Jan. 29, 2019, 2:27 p.m.
    ...proven useful in the engineering of riboswitches. Riboswitches are naturally occurring regions in the 5’ ...into the content of Addgene’s aptamer soup by exploring the development and applications of fluorescent...Warner et al., 2014); its length reduces artefacts during live cell imaging. Bunch of baby spinach, or BoBS...transcribed by RNA Polymerase III (5S, tRNA and U6) and measuring Corn fluorescence by flow cytometry, the Jaffrey...
  20. Plasmids 101: Biotinylation

    Type
    Blog Post
    Published
    Nov. 15, 2018, 1:50 p.m.
    ...also ideal for signal amplification during these experiments. During detection, a biotinylated reporter... biotin. Thus something in the egg white was sequestering biotin from being absorbed. In 1940 Esmond E...can be added to either terminus of a DNA sequence during a Polymerase Chain Reaction (PCR) by using a biotinylated.... Biotin can also be enzymatically incorporated during PCR using a biotin labelled dUTP. There are multiple...
Showing: 301 - 320 of 836 results