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Showing: 541 - 560 of 842 results
  1. Supporting Reproducibility with a Connected ELN

    Type
    Blog Post
    Published
    Jan. 17, 2019, 1:38 p.m.
    ...original formatting. In this way data is moved from a static and isolated vehicle and becomes part of the dynamic...permanent research record, yet they are crucial to understanding research and the thinking and workflows that...third-party access to the ELN arises here. Notwithstanding access restrictions based on permissions, however...it would be possible to grant those wanting to understand and/or attempt to reproduce research relating...
  2. The PAM Requirement and Expanding CRISPR Beyond SpCas9

    Type
    Blog Post
    Published
    Aug. 20, 2020, 2:30 p.m.
    ... Cas9 orthologs have been isolated, and our understanding of their PAMs is shown in the table below.  ... Streptococcus pyogenes (Sp) 3' NGG Staphylococcus aureus (Sa) NGRRT or NGRRN Neisseria ... useful than SpCas9. For example, Cas9 from Staphylococcus aureus (SaCas9) is about 1 kilobase smaller...Zhang F (2015) In vivo genome editing using Staphylococcus aureus Cas9. Nature 520:186–191 . https://doi.org...
  3. Plasmids 101: Control Plasmids

    Type
    Blog Post
    Published
    April 9, 2015, 3:29 p.m.
    ... For every experiment, an investigator needs a standard against which the results can be compared; results...inconclusive and unreliable. Proper controls provide the constant variables that enable the correct interpretation...should be included as these provide the baseline/standard against which other samples can be compared. The...least you should repeat your whole experiment from start to finish multiple times and on different days. ...
  4. Tips for Using FRET in Your Experiments

    Type
    Blog Post
    Published
    Nov. 5, 2014, 3:41 p.m.
    ... paper, Sekar and Periasamy defined FRET as "a distance-dependent physical process by which energy is ...fluorophores used are in close vicinity. Thus, the distance between the two fluorophores and their orientation...less important when designing a biosensor, as the distance between the two fluorophores and their spatial...measurement methods as feasible when first beginning to establish the FRET methodology for a given experiment. You...
  5. Adeno-associated Viruses (AAVs) for Genome Editing

    Type
    Blog Post
    Published
    March 27, 2018, 1:32 p.m.
    ...cancer-causing mutations into the endogenous allele of the STAG2 tumor suppressor in human cells (Kim et al, 2016...compared to CRISPR editing CRISPR, of course, has started a revolution in gene editing. However, while CRISPR...applications that require large gene fusions. The current state-of-the-art in combining the AAV and CRISPR-based...human cells harboring tumor-derived mutations in STAG2." PLoS genetics 12.2 (2016): e1005865. PubMed PMID...
  6. CRISPR 101: Homology Directed Repair

    Type
    Blog Post
    Published
    Jan. 26, 2023, 2:15 p.m.
    ...Stroik January 24, 2023. DNA damage drives genome instability and contributes to cancer, premature aging, and...efficiency for more details on how "Cut-to-Mutation distance" affects editing efficiency. One important point...moderated by the Zhang lab CRISPR Challenges: Standardization and HDR CrispyCrunch Optimizing Donor DNA for...DNA double-strand break repair pathway choice. Shrivastav M, et al Cell Research (2008). PubMed. Mechanisms...
  7. CRISPR 101: Off-Target Effects

    Type
    Blog Post
    Published
    Feb. 8, 2024, 2:15 p.m.
    ...nearly impossible to eliminate, it’s essential to understand them in order to design the most specific assays...minimum of 1,000 targeted cells to sequence. In this instance, a 5% off-target frequency is something to keep...-targets and patient risk. Hopefully you can understand that depending on your platform, off-target effects... having off-target sites within a close enough distance to each other to cause a DSBs will be very low...
  8. CRISPR 101: Epigenetics and Editing the Epigenome

    Type
    Blog Post
    Published
    June 24, 2020, 5:45 p.m.
    ...across the genome) has been implicated in disease states, and targeting the epigenome may make certain processes...has fused LSD1 to the smaller nuclease-dead Staphylococcus aureus Cas9 (Sa-Cas) and deposited plasmid ...more than dCas9-VP64, especially when targeting distal enhancers. As the effects of these tools are likely...T, Rivenbark AG, Rashwan R, Blancafort P (2015) Stable oncogenic silencing in vivo by programmable and...
  9. Generating Mouse Models Using CRISPR/Cas9

    Type
    Blog Post
    Published
    July 12, 2016, 2:30 p.m.
    ... a mutation introduced by CRISPR. The sequence started clean and then, about 100 bps into the run, it ...CRISPR for mouse genome engineering From the very start, generating mouse models using CRISPR is easier ... genome. However, with only 3.4% of founders establishing germline transmission of the transgene, this...Efficient Production of Gene-Modified Mice using Staphylococcus aureus Cas9. Sci Rep 6: . https://doi.org/10.1038...
  10. Live and Let Dye: Self-Labeling Protein Tags

    Type
    Blog Post
    Published
    April 16, 2024, 1:15 p.m.
    ...synthetic chloralkane (CA) ligand. The current standard version known as HaloTag is actually HaloTag7,...Organic dyes are typically both brighter and more photostable than fluorescent proteins (often up to 10-fold.... Scale bar, 2 μm. Inset shows comparison with standard confocal microscopy. Image adapted from (Bottanelli...fluorophore’s microenvironment to enhance brightness, stability, or other properties is an active area of research...
  11. Custom CRISPR Screens & the Green Listed Software

    Type
    Blog Post
    Published
    July 11, 2017, 2:30 p.m.
    ... differentially expressed genes can be the next stage in making sense of such data. These targeted screens... gRNAs that target your list of selected genes. Start by choosing which “Reference Library” you’d like...to each reference library before using them to understand how they are set up. Using the “User Upload” ...PubMed Central PMCID: PMC4559080. 5. Tzelepis, Konstantinos, et al. "A CRISPR dropout screen identifies ...
  12. CRISPR 101 eBook...en español

    Type
    Blog Post
    Published
    Jan. 18, 2024, 2:15 p.m.
    ...español! Esta traducción fue regalada a Addgene por Daniel Mejías Sánchez, ¡y no podríamos estar más emocionados...científica profesional, L. Denise Roche, para editarla. Estamos orgullosos de anunciar que CRISPR 101: Una herramienta...
  13. 5 Science Rap Videos & Their Creator: Tom McFadden

    Type
    Blog Post
    Published
    Feb. 9, 2017, 3:30 p.m.
    ...American woman whose cervical cancer cells became a mainstain of biological study without her or her family'...Describes fossil rocks and their importance in understanding biological history. 4. Please Don't Kill ...ways to implement the next generation science standards and communicate science. Learn more about Tom ...
  14. Addgene Protocols Go Viral: AAV Purification and Titration

    Type
    Blog Post
    Published
    June 13, 2019, 12:19 p.m.
    ...generate a standard curve, visit the AAV Titration by qPCR written protocol page. Getting started with tissue...video for some tips and best practices for getting started with tissue cultures. To keep up on all of the...
  15. Depositor Week 2020 is Happening Now. Join us!

    Type
    Blog Post
    Published
    Nov. 16, 2020, 2:15 p.m.
    ...helped scientists around the world quickly get started with COVID-19 research (check out this article ... Here's the schedule for the week: Monday: Fun stats and trivia begins! Tuesday: Depositor features (...from 49 countries* and reached 102 countries. We started from 474 plasmid deposits in 2014 which has grown...
  16. Podcast: Interview with Addgene's Founders

    Type
    Blog Post
    Published
    April 13, 2018, 12:51 p.m.
    ...you’ve ever been curious about what it takes to start your own nonprofit, this is the episode for you....the ground Chapter 3 - Addgene as a leader in standardized tech transfer and the adoption of the UBMTA ...Developing Addgene as a modern e-commerce company and establishing credibility Chapter 5 - Realizing that Addgene...
  17. Addgene’s Blog Gets a New Look!

    Type
    Blog Post
    Published
    Jan. 25, 2021, 5:54 p.m.
    ...you with your experiments, but a new look. We started the blog in 2013 to connect with the scientific...dropdown menu. These pages are a great place to start if you’re new to the topic. Or, try the search bar...articles on the Addgene blog by subscribing to instant alerts below.  ...
  18. Congratulations, Deck The Lab winners!

    Type
    Blog Post
    Published
    Jan. 14, 2021, 1:30 p.m.
    ...showcase it all!           View this post on Instagram                       A post shared...able to #DeckTheLab and continue the tradition we started last year: The Christmas Decoration Competition.... 🙌 🥂 🎄 🎉 😷 Remember wear a mask,↔️social distance, 💓show gratitude,☎️ call up an old friend. Remind...
  19. Interview with Bart Newland, Addgene’s Newest Board Member

    Type
    Blog Post
    Published
    Aug. 3, 2021, 1:15 p.m.
    ...Newland is General Counsel at Atalanta, an early-stage biotech company that is developing RNAi therapeutics...transition now to being general counsel of a small start-up. For the last 20 years, I was a patent counsel...different jobs. Being general counsel at a small start-up is very interesting. It’s very varied. There’...
  20. Visualizing Your Plasmid Request Data

    Type
    Blog Post
    Published
    April 11, 2023, 4 p.m.
    ..., after downloading my plasmid request data, I started to explore how I could visualize the aggregated... 2) and the dashboard displays the data in a standardized way. Since Addgene encourages the public sharing...metrics!  About the Author Joachim Goedhart is an assistant professor at the Section of Molecular Cytology...
Showing: 541 - 560 of 842 results