Skip to main content
Addgene
Showing: 421 - 440 of 781 results
  1. Fluorescent Proteins 101: Visualizing Subcellular Structures & Organelles

    Type
    Blog Post
    Published
    June 22, 2017, 2:30 p.m.
    ...protein or its role in a disease, researchers often isolate proteins of interest and examine them using biochemical...protein, it's important to validate its function relative to the untagged, wild-type protein. You may, for...the protein of interest and then analyzing the relative colocalization of their fluorescent signals and...One should also be aware of additional problems related to the properties of FPs themselves. These can ...
  2. The AAVantages of AAV in CRISPR Screens

    Type
    Blog Post
    Published
    Feb. 4, 2025, 2:15 p.m.
    ... need to deliver the Cas protein altogether. Platforming AAV Interest in interrogating and mapping the...glioblastoma, and generate programmable screening platforms for mouse tissues. Your AAVancement could be next...highly scalable cell type-specificin vivoscreening platform. bioRxiv (Cold Spring Harbor Laboratory). https..., Kalamakis, G., Lischetti, U., Jabaudon, D., & Platt, R. J. (2023). Transcriptional linkage analysis ...
  3. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ...2024). Chromatin context-dependent regulation and epigenetic manipulation of prime editing. Cell. https:/...primer binding site and a reverse transcription template (RTT). The design of the pegRNA has been shown...editing for precise and highly versatile genome manipulation. Nature Reviews Genetics, 24(3), Article 3. ...
  4. Viral Vectors 101: Voltage Indicators

    Type
    Blog Post
    Published
    Jan. 30, 2024, 2:15 p.m.
    ...heartbeat – a muscle contraction – is directly related to the electrical impulse of the cardiac cells....propagated through multiple cells to do things like translate perceived signals to physical actions. Understanding...serotype specificity during delivery (more on this later). Chemigenetic sensors take a hybrid approach and...JF). The voltage-dependent changes in rhodopsin modulate the degree of quenching of the fluor via FRET....
  5. 3D Printing Meets CRISPR Cas9

    Type
    Blog Post
    Published
    Oct. 17, 2017, 12:55 p.m.
    ...communicate the nuances of protein structure in a flat 2-D images. In the early days of structural biology...full-color images of proteins. But they are still flat. To truly appreciate the 3D structure of these proteins...   He then said “I hadn’t realized how perfectly flat the complex is on this surface”….where the complex...cleavage”. Jacob computationally added the non-template strand to the Jinek structure so that the resulting...
  6. Google Forums Round Up: First Impressions of NgAgo

    Type
    Blog Post
    Published
    Aug. 4, 2016, 2:30 p.m.
    ...institutions recently reported their inability to recapitulate the results of Gao et al 2016 in a letter to...NgAgo DNA guide is inexpensive and can be 5’-phosphorylated in house using a simple PNK reaction or can... the instability of the supposedly alien 5’-phosphorylated ssDNA guides, which might be rapidly degraded... an ssDNA guide. It is possible that, during translation, only a small fraction of nascent NgAgo protein...
  7. PITChing MMEJ as an Alternative Route for Gene Editing

    Type
    Blog Post
    Published
    Feb. 23, 2016, 3:30 p.m.
    ...double-stranded break. HDR copies the sequence from a repair template with flanking sequence homology for error-free...systems, and NHEJ will be favored even if a repair template is present. HDR also presents a cloning dilemma...CRISPR gene editing. In organisms where HDR is downregulated, MMEJ represents another method for making targeted...’s become clear that the power of this editing platform lies in the diversity of nucleases and their applications...
  8. Tips for Using BLAST to Verify Plasmids

    Type
    Blog Post
    Published
    May 29, 2014, 1:29 p.m.
    ...blastn), Standard Protein BLAST (blastp), and Translated BLAST (blastx). NCBI has a terrific getting-started...gaps in the nucleotide sequence, you can run a Translated BLAST (blastx) search to check for expected ORFs..., due to the additional searches involved in translating the nucleotide sequence into all six possible...choose for your sequencing result and can easily translate it, we recommend using blastp over blastx. The...
  9. AAVs in Retinal Gene Therapy

    Type
    Blog Post
    Published
    July 31, 2018, 12:55 p.m.
    ...field to a grinding stop and only now, 2 decades later, is it finally back in the limelight. On December...and severe visual impairment that faithfully recapitulated the human condition. Luck brought all these ...X-linked retinitis pigmentosa, achromatopsia, and age-related macular degeneration are ongoing and some will ...capsid variants, designing expression cassettes to regulate and optimize transgene levels, and large scale...
  10. CRISPR 101: RNA Editing with Cas13

    Type
    Blog Post
    Published
    July 31, 2020, 12:30 p.m.
    ...would convert adenine to inosine, which the translational machinery treats like guanine. This RNA editor...would permit point mutations in RNA which could recapitulate or rescue known pathogenic alleles, or introduce...ADAR will preferentially edit an adenine if the template has a cytosine mismatch at that position. PspCas13b-ADAR2DD...RNA Editing Capabilities through RESCUE Two years later, the Zhang lab expanded the RNA editing toolkit ...
  11. The Importance of a Fun Workplace: Company Culture at Addgene

    Type
    Blog Post
    Published
    Sept. 3, 2015, 2:30 p.m.
    ...trivia, and everything in between). Eleven years later,  Addgene is a company of fifty instead of three...situation- do we work so hard so we have time to play later? Or, does our play encourage us to work hard? Whatever...employees. The teambuilding culture helps us build relationships and thereby work better together.I realize I...encourage everyone to make an effort to build relationships with their colleagues. It can be easy to get...
  12. Supporting Reproducibility with a Connected ELN

    Type
    Blog Post
    Published
    Jan. 17, 2019, 1:38 p.m.
    ... added on a regular basis, so the ecosystem of related tools is always growing. Beyond the ability to ...formatting. In this way data is moved from a static and isolated vehicle and becomes part of the dynamic and connected...understand and/or attempt to reproduce research relating to data deposited into a repository access to ...can be viewed – and conceivably additional work relating to reproducing the original research can be documented...
  13. Career Insights: Technical Support Specialist

    Type
    Blog Post
    Published
    Nov. 9, 2017, 2 p.m.
    ...Possible roadblocks only become obvious at rather late stages (i.e. postdoc level) and can include the ...non-academic career options require additional study for late career scientists to become more appealing on the.... The issue was with a custom-made reagent to manipulate cells (manufactured by one of the larger biotech...signals are obtained. Or someone may heat an ELISA plate during incubation steps in order to enhance the ...
  14. How to Write a Scientific Review Article

    Type
    Blog Post
    Published
    Feb. 16, 2017, 3:30 p.m.
    ...it helps you later on to remember where you read particular studies or experiments. Later, you can easily...have to worry about having to hunt down sources later on.  A comment about writing: initially I felt that... all the proteins in the class that showed the relative sizes and the conserved domains. This information...
  15. The PAM Requirement and Expanding CRISPR Beyond SpCas9

    Type
    Blog Post
    Published
    Aug. 20, 2020, 2:30 p.m.
    ...binding specificity: SpCas9 variant Mutations (relative to SpCas9) PAM sequence D1135E variant ...bacterial species Many more Cas9 orthologs have been isolated, and our understanding of their PAMs is shown ...same species. Expanding the CRISPR toolbox The isolation of novel CRISPR proteins has and will continue... an intrinsically high-fidelity genome-editing platform. Genome Biol 19: . https://doi.org/10.1186/s13059...
  16. An Inside Look into Addgene's Dev Team

    Type
    Blog Post
    Published
    Jan. 23, 2020, 2:45 p.m.
    ...to be translated into Modern Greek to be easily accessible today. Roughly speaking, we translated our software...sprints is themed and the stories in that sprint relate to the theme. For example, we could have a shipping...feature to work. We will then go back to this area later and tidy it up. Conclusion While none of us are...
  17. Twenty Years of Sharing: Expanding Accessibility

    Type
    Blog Post
    Published
    Nov. 21, 2024, 10:47 p.m.
    ...available to many countries, import and export regulations, differing customs processes, and the distances...through the use of popular Chinese social media platforms.  As you can imagine, shipping to so many countries... a Primer Creating Bacterial Glycerol Stocks Inoculating a Liquid Bacteria Culture Collections ... Primers for PCR Agarose Gel Electrophoresis Inoculating Liquid Bacterial Cultures Restriction Digest ...
  18. Hot Plasmids Spring 2024

    Type
    Blog Post
    Published
    May 23, 2024, 1:15 p.m.
    ...called CROPseq-multi (Walton et al. 2024). This platform is compatible with enrichment, single-cell sequencing...fast-spiking neurons. The same A-to-D mutation in the related voltage indicator Ace2N-mNeon also led to similar...donor site; SAS, splice acceptor site; pA, polyadenylation signal. Image reused from Riedmayr et al. 2023...therapies. REVeRT supports advanced gene expression regulation, enhancing both the mechanisms of delivery and...
  19. The Challenges of Cell Culture

    Type
    Blog Post
    Published
    May 5, 2016, 2:30 p.m.
    ...Adenoid Cystic Carcinoma, Up-Regulation of pVHL along with Down-Regulation of HIF-1α by NDRG2 Expression...a cell line even decades after it is initially isolated. Regrettably this is not usually the case if you...official biorepositories or have been directly isolated from patients. In these cases, a test known as...
  20. Plasmids 101: Control Plasmids

    Type
    Blog Post
    Published
    April 9, 2015, 3:29 p.m.
    ...Regardless, the amount of reporter protein activity correlates to both the amount of DNA transfected into the...general, technical replicates can be thought of as "plate controls". They are NOT independent and are typically...transfection of multiple separate wells (within the same plate) with purified plasmid from the same aliquot/preparation... the same source and were incubated on the same plate at the same time. Although the replicate control...
Showing: 421 - 440 of 781 results