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Showing: 541 - 570 of 1076 results
  1. How to Design Your gRNA for CRISPR Genome Editing

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    Blog Post
    ...with CRISPR–Cas nucleases, base editors, transposases and prime editors. Nat Biotechnol 38:824–844 . https... are even more exquisite for the so-called base editor Cas9, which makes DNA changes in the absence of...breaks (Rees et al., 2018). For C>T and A>G base editors, the intended edit must be in a 5 - 10 nt window... guest blogger John Doench! John Doench is the Director of R&D in the Genetic Perturbation Platform at...
  2. A Control for All Seasons

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    Blog Post
    ...studying the effect of a new tau protein kinase inhibitor on slowing diseases progression in an Alzheimer..., the experimental group, with the new kinase inhibitor and a second group, the positive control group...protocol but does not receive either protein kinase inhibitor. Since the negative control group does not receive...If one were studying the effects of tau kinase inhibitors on mice, for example, it would be better to treat...available materials, lethality of knockdown, or other factors, consider using one of the alternative, albeit ...
  3. Expanded Access to Rabies Plasmids

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    Blog Post
    ...and viral vectors containing genetic elements from rabies plasmids to international requestors. We also...rabies materials! Some of the materials in our repository, including rabies plasmids, are export-controlled...approved, allows Addgene to ship plasmids or viral vectors containing sequences from rabies and all other ...
  4. Celebrating One Million Plasmids Shared!

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    Blog Post
    ...Joanne Kamens, Addgene’s executive director, said during our celebratory lunch, it’s hard to picture one ... the scientists who deposited plasmids to the repository and for the scientific sharing community (check... in 2016 and we just reached our 10,000th viral vector shipped! In the upcoming months, we will be moving...
  5. Podcast: Interview with Addgene's Founders

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    Blog Post
    ...ground and what the founders hope to see in the repository’s future. If you’ve ever been curious about what...be successful and the importance of lentiviral vectors in ensuring that success Chapter 6 - Developing...distribution!) Chapter 8 - Opportunities to create repositories with other materials Chapter 9 - The Founders...computer systems and networks. Benjie was Addgene's Director of Technology for 7 years, and is now Chief Software...
  6. Grad School Advice Part 1: Picking a Lab and a Project

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    Blog Post
    ...? 11:51 - 13:28 : How do you define what a good mentor is? 13:29 - 14:31 : What drives you to do science...the Addgene Blog Get Advice on Choosing a Good Mentor Learn How the Future of Research Looks to Improve... mentorship... mentor...
  7. When Fidelity Matters: A frank discussion about ligase fidelity

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    Blog Post
    ...including vector-insert joining for recombinant plasmid construction (restriction cloning), adaptor ligation...reliably detect single-base differences. The original creators of this technique visualized the ligation product...specific base sequences, but are sensitive to distortions in helix shape (22). Large purine:purine mismatches... the Thermostable Ligase Reaction Temperature Calculator can be used to estimate an appropriate incubation...
  8. Transferable Skills Guide: Teamwork

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    Blog Post
    ...Meselson-Stahl, Hershey-Chase...Who was I to dispute history? And boy did I make the right decision. If I’d ...kit creation and quality control efforts with depositors; Gizela, the lab member who knows how the physical...responsible for guiding new deposits into the repository, performing quality control, and providing technical...Jefferson dined alone.” There was a time in human history when an intelligent, motivated person really could...it alone. The help of fellow lab members and collaborators will not only get your paper out the door much...
  9. Grad School Advice Part 2: Building Community

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    Blog Post
    ...your community, think hard about picking a good mentor, and begin considering career options early. Tune...Depace's Talk on "Precision and Plasticity in Mentoring" We'd like to thank Niroshi and Ben for taking...the Addgene Blog Get Advice on Choosing a Good Mentor Learn How the Future of Research Looks to Improve... mentor...
  10. Fueled by Coffee at #SfN14

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    Blog Post
    ... the party going! At Addgene, we’ve set-up an exhibitor booth in order to help scientists find the plasmids...benefit from depositing their constructs to the repository, and getting feedback from our community. It ...Zhang was awarded one of this year’s SfN Young Investigator Awards and we couldn’t wait to congratulate ... to help their labs save time and resources by storing and distributing their plasmids with the scientific...
  11. What's New in CRISPR - May 2019

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    Blog Post
    ...editing (SECURE) base editors Keith Joung’s lab recently found that a cytosine base editor (CBE) with rat APOBEC1... tethering of DNA template to Cas9 SECURE base editors Nme2Cas9 CRISPR interference in Candida albicans...Read the paper in Nature Find the SECURE base editors All-in-one AAV delivery of Nme2Cas9 with gRNA ...
  12. 2022 and 2023: Reflections and Looking Forward

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    Blog Post
    ...resources. In 2022 alone, our website saw 2.2 million visitors from 231 countries. Guides and protocols were ...beloved blog received 1.3 million page views from visitors in over 200 countries. We, like everyone around...have many successes to reflect upon, a wealth of history to learn from, and a compelling future to plan ...forward to working with Addgene colleagues, collaborators, partners, and the larger scientific community...
  13. A Conference By Postdocs For Postdocs: Future of Research

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    Blog Post
    ...published on LinkedIn. Follow Addgene on LinkedIn for repository news and updates. Scientists must do science ...in the Netherlands. There are many academic administrators who are finding ways to provide new types of...designing career exploration programs or peer mentoring groups. But for now, you can click here to register...October 2-3, 2014 Boston University Jacob Sleeper Auditorium, Boston, MA Register on Eventbrite (This is a...
  14. Download Addgene’s Science Career Guide, Plus 8 Career Tips from Addgenies

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    Blog Post
    ...the same page with the potential PI in terms of mentoring style and expectations. Make sure you will enjoy... Tsang, Science Communications and Marketing Coordinator Networking “Many, perhaps most of the most interesting...about what's out there.”- Joanne Kamens, Executive Director Career exploration “You can't wait for opportunities...my team at Addgene was created.”- Eric Perkins, Director of Science Product Management “I knew very early...
  15. Addgene's Top Blog Posts from 2020

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    Blog Post
    ... Best Way to Elute and Store Your Plasmid DNA? by Paolo Colombi Should I store my plasmid in TE, Tris...posts on COVID-19 featuring plasmid tools from depositors who quickly shared their reagents: detection ...expression, and more. We also highlighted reagent repositories and other collaborative efforts in the scientific...
  16. Antibodies 101: Designing Your First Flow Panel

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    Blog Post
    ...   Alexa Fluor 700APC-H7APC-Cy7   Many factors can influence the level of brightness beyond the...detected through a cell surface label. The viral vector also encodes for eGFP, which serves as a transduction...example, point at issues with the double-expression vector.) In our flow experiment, we'll want to identify.... His projects include investigating negative regulators of T cells and cytokine signaling in tumor immunity... Guide Ready-to-use antibodies in the Addgene repository Antibody Protocols ...
  17. CRISPR Kinome Libraries Available: Pooled and Individual Plasmid Formats

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    Blog Post
    ...member of the Addgene Advisory Board, and Associate Director of the Genetic Perturbation Platform at the Broad...per gene. Further, the pools are available in two vector formats: all-in-one (lentiCRISPRv2, expressing ...both Cas9 and an individual gRNA from this single vector) and guide-only (lentiGuide expressing only an ...blogger, John Doench! John Doench is the Associate Director of the Genetic Perturbation Platform at the Broad...
  18. Modulate the Activity of 17 Signaling Pathways with One Kit!

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    Blog Post
    ...other researchers, and cloned them into lentiviral vectors to generate a kit which is now available at Addgene...cDNAs into a single consensus lentiviral expression vector and attached a DNA barcode to each to make the ...environments, for example. “We’ve been contacted by investigators all over the world who are interested to use...researchers have plans to expand the library to include activators for more cancer-related pathways and more nodes...
  19. Tag Your Favorite Yeast Genes with Ease

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    Blog Post
    ...yeast. These tagging vectors are based on previously described pFA6a-link vectors and include a Kan, SpHIS5...from these yeast-optimized fluorophore tagging vectors for your single or multi-color imaging experiments...protease site)-6xGly linker-(epitope tag)-ADH1 terminator-(selection marker). Additionally, Dr. Formosa...
  20. IBEX Knowledge-Base: A Data Resource for Multiplex Tissue Imaging

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    Blog Post
    ... created the IBEX Knowledge-Base, a community repository and resource for spatial biology enthusiasts....includes 1049 community-validated reagents from 20 contributors, including 61 fluorescent probes, representing... showing the IBEX Knowledge-Base, with every contributor listed as an author.  The IBEX Knowledge-...Imaging Community’s vision is an open, global repository for reagents, protocols, panels, publications...
  21. London Calling - Addgene’s New Europe Office in London

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    Blog Post
    ...have deposited their plasmids into the Addgene repository. More than 4,500 plasmids have already been deposited...aware of what Addgene can do for them and how the repository can help them share their materials. The new ...macrophages/monocytes using lentiviral expression vectors. I also used plasmids made and shared by others...carrying out my studies, and getting them from collaborators was extremely helpful, but with hindsight I ...
  22. CRISPR 101: Drug discovery and CRISPR

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    Blog Post
    ...pre-clinical and human trial phases.   So how does CRISPR factor into this workflow? CRISPR both speeds up the process...mutations and then test both individual and combinatorial drugs on for effectiveness prior to patient ...breast cancer and identified several candidate inhibitors of gene X in a screen. You generate a gene X ...CRISPR Guide CRISPR Plasmids and Resources CRISPR History and Development for Genome Engineering    ...
  23. New CRISPR Web Resources and #12DaysofCRISPR Recap

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    Blog Post
    ...bacteria, plants, and yeast. Popular cytosine base editor pCMV-BE3 has been requested nearly 400 times, and... plasmids covering three different epigenetic effectors. The diversity of tools is especially exciting... subpages, our updated CRISPR Guide and CRISPR History provide a great overview of the development of ...resources: CRISPR Plasmids and Resources and CRISPR History and Development for Genome Engineering  ...
  24. Oh, The Places You Can Go: Careers in Science Communication - Product Development

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    Blog Post
    ...through Caitlin’s blood. “I come from a family of educators, mostly elementary school, middle school, and ...school, I actually served as the student course coordinator. With the guidance of one of the faculty members...their lecture, giving them advice, [and helped] proctor exams.” These teaching experiences led Caitlin ...interview experience.” Although luck wasn’t the only factor in Caitlin landing her job. All of the hard work...
  25. Addgene at the ASM Microbe 2016 Conference

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    Blog Post
    ... we’ve curated microbiology plasmids from the repository onto one handy Microbiology Resource page and...Addgene’s plasmid sharing services, as well as #happydepositors who stopped by to say hello. Needless to say...amazing work already represented in the Addgene repository (like these new Rainbow Bacterial Fluorescence...sphaeroides!) at the ASM booth. As well as being the Director of the Great Lakes Bioenergy Research Center and...
  26. Plasmids 101: Antibiotic Resistance Genes

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    Blog Post
    ...How else can antibiotics be used in the lab? Historically, antibiotics have also been used to disrupt ...successful cloning. In these instances, the cloning vector typically has two separate resistance cassettes...powder form, but quickly breakdown in solution. Storing aliquots at -20oC and avoiding repeated freeze/...not add them to media hotter than about 55oC and store plates/stocks wrapped in foil if a light-sensitive...
  27. Plasmids 101: Origin of Replication

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    Blog Post
    ...the table below for more details.   Common Vectors Copy Number+ ori Incompatibility Group Control ...Relaxed This table defines common cloning vectors, their copy number, ori, and incompatibility groups... ori's are referred to as phagemids.   Other factors that affect plasmid copy number  Although the...affect the copy number of a plasmid, other external factors contribute as well. These considerations are especially...
  28. Celebrate Open Data Day with Addgene’s AAV Data Hub!

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    Blog Post
    ...). Similar to the goodwill of Addgene plasmid depositors, this growing resource of over 100 entries is...data prepared. All of these questions relate to factors that you should have already recorded as good reproducible...Chemogenetics) or light (Optogenetics) to activate receptors? If you’re in the process of designing your experiment...Addgene.org Read our AAV guide Browse all  AAV vectors Find ready-to-use AAV preps ...
  29. In Vivo Biotinylation of Bacterial Fusion Proteins

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    Blog Post
    ...after subtracting out non-specific binding). Historically, glutathione-S-transferase (GST) fusion proteins...the extracellular domain of the erythropoietin receptor and subsequently evaluated interactions with mutant...antibodies against MBP are commercially available. Factor Xa loves calcium, but metal-chelate matrices, not...Addgene.org Learn about Popular Plasmids in the Repository Learn about New Plasmid Technologies in our Hot...
Showing: 541 - 570 of 1076 results