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Showing: 161 - 180 of 378 results
  1. PEI Calculator for Planning AAV Packaging Transfections

    Type
    Blog Post
    Published
    Jan. 23, 2018, 2:04 p.m.
    ...Plasmid : 1 pHelper: 1 RepCap OR 3 Transfer Plasmid : 5 pHelper: 2 RepCap Select what type of tissue culture...packaging experiments. Let us know what you think about the calculator in the comments section below. References...
  2. Hot Plasmids: Winter 2025

    Type
    Blog Post
    Published
    March 11, 2025, 1:15 p.m.
    ...recommended for use in immunohistochemistry (Figure 5). Anti-MAPT [AT8] specifically recognizes the disease-associated...to the Addgene Antibody Data Hub.  Figure 5: Immunohistochemistry with Addgene's Anti-APP [6E10...synaptic events By Brian O’Neill The Lin Lab and collaborators recently created ASAP5, a faster and more responsive...
  3. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ... users select some of the best designs (e.g., top 5) and test them in their labs. Figure 2: Guidelines...high generalization performance. Science Advances, 5(11), eaax9249. https://doi.org/10.1126/sciadv.aax9249... al., 2023). We trained our models in close collaboration with the Krauthammer lab (University of Zurich...
  4. Light Sheet Fluorescence Microscopy

    Type
    Blog Post
    Published
    July 16, 2015, 2:30 p.m.
    ...microscopy with sequential multiple-view reconstruction (5). In order to image large tissue such as cleared rodent... shadows appear as stripes in the acquired image (5).  A way to get around this problem is to illuminate...protein (GFP) (6).   The Dodt and Frank Bradke laboratories later developed the 3DISCO (3-dimensional imaging...
  5. Antibodies 101: Producing Recombinant Antibodies

    Type
    Blog Post
    Published
    Aug. 13, 2024, 1:15 p.m.
    ...Edelhoch method. Int J Biol Macromol. 2015;77:260-5. doi: 10.1016/j.ijbiomac.2015.03.027. Epub 2015 Mar... in Colloid & Interface Science, Volume 19, Issue 5, 2014, Pages 438-449, ISSN 1359-0294, https://doi....validated, it’s ready for use! You can learn more about common antibody applications in our Antibodies 101...
  6. INTEGRATE: Bacterial Genome Engineering Using CRISPR-Transposons

    Type
    Blog Post
    Published
    Dec. 7, 2020, 2:53 p.m.
    ...PAM sequence for recognition by QCascade; although 5’-CC-3’ is one of the best PAMs for VchINT, many other...by QCascade (Fig. 1B). The process also creates a 5-bp target-site duplication (TSD), a hallmark characteristic..., 2020), to multi-copy genomic integration of metabolic cassettes (Zhang et al. 2020); however, the technology...
  7. Editor's Choice, October 2016

    Type
    Blog Post
    Published
    Nov. 4, 2016, 2:30 p.m.
    ... for Grant Writing 5 Reasons to Use Reddit for Science Communication Changing Labor Laws Bring Increased...record readership with over 75,000 views. Changing Labor Laws Bring Increased Postdoc Wages Our most popular... for anyone considering a postdoc. In “Changing Labor Laws Bring Increased Postdoc Wages,” Future of Research...thorough yet concise rundown of how recently enacted labor laws will likely increase postdoc earnings in the...changes quickly and harmlessly. Learn much more about the laws and their possible repercussions in Gary...This post leads readers to our latest podcast all about graduate student life and how establishing a thriving... labor laws...
  8. Podcast: Interview with Addgene's Founders

    Type
    Blog Post
    Published
    April 13, 2018, 12:51 p.m.
    ...e-commerce company and establishing credibility Chapter 5 - Realizing that Addgene would be successful and the...repository’s future. If you’ve ever been curious about what it takes to start your own nonprofit, this ...Harvard University, where she studied diabetes and metabolism. Melina has worked at Genetics Institute in Cambridge...
  9. Performing In Vivo CRISPR Screens Using the FITS Approach

    Type
    Blog Post
    Published
    May 2, 2024, 1:15 p.m.
    ... facilitate the isolation of modified cells; and (5) is compatible with the introduction of unique molecular...faithfully model the complex spatial, cellular, metabolic, and cytokine microenvironment that exists in ...LaFleur is a Postdoctoral Fellow in Arlene Sharpe’s laboratory at Harvard Medical School and is interested in...
  10. AAV Packaged on Request is Here!

    Type
    Blog Post
    Published
    Jan. 10, 2025, 1:01 p.m.
    ...Retrograde (AAVrg), and volumes of 1 mL, 2.5 mL, or 5 mL. Please note that all orders will be shipped in...your browsing and requesting. If you’re curious about the service, read on.  Expanding our viral vector...
  11. Uncertainty about Labor Law Brings More Uncertainty to Postdoc Wages

    Type
    Blog Post
    Published
    Jan. 11, 2017, 3:30 p.m.
    ...whose plans are unknown (up to 33% from 22%), a full 5% of postdocs who were expecting a salary increase ...Previous Article: Changing Labor Laws Bring Increased Postdoc Wages Read about the Advocating for Science... of $47,476 per year, under updates to the Fair Labor Standards Act (FLSA). This was due to the threshold...postdocs - and in some cases, faculty - have found out about what their institution is doing from Future of Research...Science Symposium and Workshop Learn about a Variety of Science Careers Resources on Addgene.org Find Career...
  12. Tips for Getting a Faculty Position

    Type
    Blog Post
    Published
    July 20, 2023, 1:15 p.m.
    ...reserved for questions. 5. Understand the job you are applying for It's not about you and how you will finally...members to discuss your research plans for the next 5-10 years. You will discuss the focus of your first... potential colleagues study. Think about how you might collaborate or, at the absolute minimum, can appreciate...the first sentence or two what your research is about and what you think you can accomplish. No matter...your seminar accessible. Let the experts ask you about the details and then you can display your deep knowledge...expert's question than to leave everyone confused about your research because you waded too deep into the...simple in principle The first question I usually get about chalk talks is, what is a Chalk Talk? It is a 60...
  13. Filming Science Videos in the Age of Social Distancing

    Type
    Blog Post
    Published
    May 20, 2021, 1:15 p.m.
    ...place I could be happy with it. Cycle 5 - The Future! Figure 5: The mobile monitor and teleprompter... Production Specialist, I’m constantly thinking about ways to improve our productions to deliver the best...four months after I started with Addgene, I was about to have a check-in with my boss Jennifer. I had ... would be a couple months. Jennifer and I spent about an hour that morning scrambling. Everything we had...someone to be comfortable on camera while thinking about things like lighting, camera angle, and shot composition... allowing people to sit without having to worry about getting in close to mic them up. Monitor: I then...first video in our Intro to the Lab Bench series about PPE! We made this with a combination of in-lab filming...
  14. Typing CRISPR Systems

    Type
    Blog Post
    Published
    March 18, 2025, 1:15 p.m.
    ...Elements of Acidithiobacillia. The CRISPR Journal, 4(5), 656–672. https://doi.org/10.1089/crispr.2021.0051...720–725. https://doi.org/10.1038/s41586-021-03886-5 Pinilla-Redondo, R., Mayo-Muñoz, D., Russel, J., Garrett...Cleavage during Type III CRISPR-Cas Immunity. Cell, 161(5), 1164–1174. https://doi.org/10.1016/j.cell.2015.04.027...Class 1 is the most abundant of the two, comprising about 90% of identified CRISPR-Cas in bacteria and nearly...CRISPR systems called CasPEDIA, with information about enzyme activity, experimental conditions, and more...
  15. Transferable Skills Guide: Creativity

    Type
    Blog Post
    Published
    Jan. 18, 2022, 2:15 p.m.
    ...creativity. Gallery Books. Boyes, A. (2019, November 13). 5 mental mistakes that kill your productivity. Harvard...Retrieved January 14, 2022, from https://hbr.org/2019/11/5-mental-mistakes-that-kill-your-productivity Finkelstein...brainstorming sessions.  Allow the group time to think about the problem before you meet. This holds the dual... meetings run smoother when people have thought about the issue ahead of time. Encourage dissent. The ... decisions while encouraging the group to think about alternative options. When a devil’s advocate is ...a few minutes every month dedicated to thinking about the future will improve your ability to innovate...to be able to continue our experiments. Thinking about these plans before you’ve run out of consumables...
  16. Antibodies 101: Normalization and Loading Controls for Western Blots

    Type
    Blog Post
    Published
    April 8, 2025, 1:15 p.m.
    ...consider the following example gel. Figure 5: An example gel (left) with bands corresponding to...of western blots. Expert Review of Proteomics, 11(5), 549–560. https://doi.org/10.1586/14789450.2014.939635... this chain (blue) to infer or calculate things about earlier ones. In practice, multiple sources of error...condition 2.” By eye, the loading control appears about the same between the two conditions. But it isn’.... However, it throws both assumptions discussed above into question. Assumption #1: The loading control...searching the literature to see what is already known about your housekeeping protein in your context. If you...step from the POI blot, you don’t need to worry about the linear detection ranges of multiple targets....
  17. The PAM Requirement and Expanding CRISPR Beyond SpCas9

    Type
    Blog Post
    Published
    Aug. 20, 2020, 2:30 p.m.
    ... Protospacer Adjacent Motif (PAM sequence). The 3-5 nucleotide PAM sequence serves as a binding signal... Acidaminococcus sp. BV3L6 Cas12a, AsCpf1, uses a 5'-TTN PAM which makes it easier to target AT-rich genomes...Resources on the Addgene Blog  Read more about Cpf1 Read more about SaCas9 and AAV Check out our CRISPR Featured... and VRER) recognize novel PAM sequences (shown above). The VQR, EQR, and VRER Cas9 variants are capable...example, Cas9 from Staphylococcus aureus (SaCas9) is about 1 kilobase smaller than SpCas9, so it can be packaged...
  18. 3 Tips to Improve HDR Efficiency for CRISPR Editing in Human Cells

    Type
    Blog Post
    Published
    Sept. 5, 2017, 1:58 p.m.
    ...also takes into account that HDR is rare, usually 2-5% of the edited cells in our hands, these combined ...heterozygous event, the cut should ideally be around 5 to 20 bp away from the cut site. Lastly, if a heterozygous...mutations When thinking further about the distance relationship described above, we realized that, in addition...efficiency already drops by half and after only about 30 bp, it is no longer feasible to incorporate mutations...Additional Resources on the Addgene Blog Learn about High Fidelity Cas9 Variants How to Design Your gRNA...
  19. Deep Mutational Scanning with One Pot Saturation Mutagenesis

    Type
    Blog Post
    Published
    Feb. 22, 2017, 3:30 p.m.
    ...MgCl2, 4) increased concentration of dNTP, and/or 5) the addition of MnCl2. Disadvantages of this method...PMID: 25167058. PubMed Central PMCID: PMC4412028. 5. Araya, Carlos L., and Douglas M. Fowler. "Deep mutational... all desired codon changes (step 1 in the image above). A second universal primer is used to synthesize...first followed by the top strand. Both produced about the same number of positive clones. See Supplementary... of DNA degraded in the first digest (step 1 in above diagram). Remember that the BbvCI enzymes nick the...mutagenesis with the same protocol. What do you think about one pot saturation mutagenesis? How would you use...
  20. Synthetic Biology, Artificial Chromosomes, iGEM & More - Interview with Tom Ellis

    Type
    Blog Post
    Published
    Nov. 29, 2017, 2 p.m.
    ...microbial cooperation, and antibiotic production. Chapter 5: The future of Synthetic Biology. Wide adoption of...synthetic yeast chromosome. Listen to learn more about Dr. Ellis, synthetic biology, synthetic chromosomes...Additional Resources from the Addgene Blog Learn about the Synthetic Biology Education Nonprofit BioBuilder...BioBuilder Plasmids 101: Golden Gate Cloning Learn About Working at a SynBio Startup in Our Interview with...
Showing: 161 - 180 of 378 results