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We narrowed to 530 results for: abo.2

Showing: 181 - 200 of 530 results
  1. The AAVantages of AAV in CRISPR Screens

    Type
    Blog Post
    Published
    Feb. 4, 2025, 2:15 p.m.
    ...handled at BSL-1, while lentivirus requires a BSL-2 setup. This requires a less involved setup when working...infection rates in your experiment. Figure 2: Visual representation of common AAV serotypes used..., 10(1). https://doi.org/10.1038/s41467-019-12449-2 Pupo, A., Fernández, A., Low, S. H., François, A.,...Hanlon, K. S., Kleinstiver, B. P., Garcia, S. P., Zaborowski, M. P., Volak, A., Spirig, S. E., Muller, A.,...vivoscreening platform. bioRxiv (Cold Spring Harbor Laboratory). https://doi.org/10.1101/2023.06.13.544831 Santinha...
  2. Avoiding the Dark Side of Fluorescent Protein Fusions with mOX FPs

    Type
    Blog Post
    Published
    Oct. 27, 2015, 3 p.m.
    ...properly exiting the ER and fluorescing (see Figure 2) [5].  When using FPs containing two cysteine residues...compartments including the secretory pathway (Figure 2), the inner membrane space of mitochondria and chloroplasts...PMID: 18228466. Pubmed Central PMCID: PMC2875081. 2. Snapp, Erik Lee. "Fluorescent proteins: a cell biologist's...moxFPs over standard FPs for the reasons listed above. In addition, because the moxFPs are highly monomeric...Medicine. Her doctoral research was conducted in the laboratory of Erik Lee Snapp and focused on optimizing fluorescent...
  3. FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution

    Type
    Blog Post
    Published
    Oct. 17, 2019, 12:28 p.m.
    ...upstream of an opsin gene (e.g., channelrhodopsin-2, ChR2) fused to a reporter gene (e.g., mCherry) to...the correct orientation to be transcribed (Figure 2) (Sharma and Zhu, 2014). How does FLEx enable strong... Abdallah, Khaled, et al. "Adeno-associated virus 2/9 delivery of Cre recombinase in mouse primary afferents...Deniz, et al. "A FLEX switch targets Channelrhodopsin-2 to multiple cell types for imaging and long-range ...FLEx enters the scene. FLEx: A light when night is about you! The FLEx (for flip-excision) switch (aka DIO...PMC4166436. Resources on the Addgene blog Learn more about FLEx vectors Download our Plasmids 101 eBook Read...
  4. Addgene-Seeding Labs Plasmid Grant: Accelerating Science Globally - 5 Scientists, 4 Countries & 3 Continents!

    Type
    Blog Post
    Published
    July 18, 2017, 12:41 p.m.
    ...the reaction’s metabolites. One useful genetically encoded H2O2 probe is pQE-30-HyPer3 (2) which he will...Pharmacology 2017 Jun 15;134:1-17. PubMed PMID: 27984002. 2. Bilan, Dmitry S. et al. “HyPer-3: A Genetically Encoded...The Addgene-Seeding Labs plasmid grant is a collaborative endeavor providing plasmids to researchers in... of Zimbabwe, Zimbabwe Dr. Idah Sithole-Niang (above, left) is an Full Professor in Biochemistry with... CRISPR effect observed in bacteria. Learn more about the different CRISPR applications in plants.     ...Rodrigo Arturo Rivera Solís, Associate Professor (above, far right), thrives to make affordable biosensors... to the Addgene blog for updates and future collaborations. Many thanks to all of the awardees, all who...
  5. Summer SciComm: Science Storytelling

    Type
    Blog Post
    Published
    Sept. 16, 2022, 1:15 p.m.
    ... (1) the struggle between two opposing forces or (2) the result of competing desires or (3) the presence... an introduction, and a resolution.   Fig. 2: The structure of a story - not just for fiction! ... your science with others.    My favorite quote about science ever comes from an interview in which someone...storytelling business like to say, science is all about navigating conflict. In literary terms, conflict...find that once I sit down and talk to a scientist about their research, these conflicts come out quite naturally... a simple question, like “Have you ever thought about how X works?”, or even by introducing a person that...devices, we sometimes forget the most important thing about science: It’s cool. Like bowties! Using science ...
  6. A New Optogenetic Tool Based on AraC Controls Gene Expression with Blue Light

    Type
    Blog Post
    Published
    June 17, 2021, 1:17 p.m.
    ...the team (Fig. 2). These images are based on the concept of bacteriographs created about a decade ago. ...spatially precise the activation is.   Figure 2: A bacteriograph of Michelangelo's "The Creation of...Twitter, you might have seen the video of her singing about the paper recently published by her lab and Mustafa...professor at the University of Freiburg. This paper is about a new tool called BLADE (blue light-inducible AraC....   Inspired by @UriAlonWeizmann, here my song about our paper recently published in @nchembio Title:...Additional resources on the Addgene blog Learn more about inducible promoters Visit the Plasmids topic overview...
  7. PRIDICT: Predicting Efficiencies of Prime Editing Guide RNAs

    Type
    Blog Post
    Published
    June 25, 2024, 1:15 p.m.
    ... flanking sequences to their input string (Figure 2). This string can then be used as input for the prediction...top 5) and test them in their labs. Figure 2: Guidelines to predict pegRNA efficiencies with pridict.it...Biotechnology. https://doi.org/10.1038/s41587-024-02268-2 Schep, R., Brinkman, E. K., Leemans, C., Vergara, ... al., 2023). We trained our models in close collaboration with the Krauthammer lab (University of Zurich...
  8. Hot Plasmids: Winter 2025

    Type
    Blog Post
    Published
    March 11, 2025, 1:15 p.m.
    ...resistance to the herbicide chlorsulfuron (Homo line 2) or wild type (WT), two weeks after herbicide was ... CLIPf tag and a C-terminal SNAPf tag; see Figure 2), the authors developed a cost-effective expression... when associated with microtubules. Figure 2: CLIP-SNAP fusion proteins for single-molecule FRET...synaptic events By Brian O’Neill The Lin Lab and collaborators recently created ASAP5, a faster and more responsive...
  9. Comparing Cas9 to NgAgo: Can the Argonautes Best CRISPR?

    Type
    Blog Post
    Published
    June 9, 2016, 2:30 p.m.
    ...Epub 2016 May 2. PubMed PMID: 27136078. Find plasmids from this publication at Addgene. 2. Swarts, Daan...impaired NgAgo activity, with three mismatches abolishing activity. One-guide faithful NgAgo guide loading... how it’s working in the comments section! Read About NgAgo User's First Impressions Here References ... Additional Resources on the Addgene Blog Read About Cas9 Homolog Cpf1 Check Out High Fidelty Cas9 Mutants...
  10. Deep Dive: qPCR

    Type
    Blog Post
    Published
    Sept. 29, 2022, 1:15 p.m.
    ...indicating primer dimers. (c) A double peak indicating 2 amplicons. Image credits (respectively): Zuzanna K...details for reproducibility’s sake!   Fig. 2: Setting up triplicates in multiple configurations...used method is the Standard Curve method. See Table 2, (adapted from Wong, 2018) for a comparison of different...Statistically defined log-linear phase   Table 2: A comparison of different qPCR analysis methods. ... for RNA quantitation. Biotechniques. 2000 Aug;29(2):332-7. doi: 10.2144/00292rv02. PMID: 10948434.Taylor... should have a melting temperature 5-10 degrees above the primer and be at least 25 bp away from each ...
  11. How to Negotiate a Successful Lab Start Up Budget

    Type
    Blog Post
    Published
    Sept. 1, 2015, 2:30 p.m.
    ...identifying the resources needed to accomplish that goal. 2. Identify the tools in that timeline Avoid writing...based on experimental timelines and specific aims. 2. Then make decisions based on financial values. All...Would I be able to get access to these materials?” 2. Always negotiate for a win-win decision An institute...a successful negotiation and collaboration. We’d love to hear more about your experiences and opinions...can get away with using computer modeling and collaborations rather than using animals, then that’s a cost...associated with old equipment, like service repairs, labour costs, and loss of time, can exceed the cost of...Everything is negotiable. Try asking for discounts, collaborations, access to internal award applications, etc...
  12. Antibodies 101: Introduction to Immunofluorescence

    Type
    Blog Post
    Published
    Nov. 16, 2021, 2:15 p.m.
    ...into the several steps outlined below and in Figure 2. For a deeper dive into the steps and techniques, ...mounting sample on slides, and confocal   Figure 2: High-level overview of an indirect immunofluorescence...recognize the species of your primary antibody and 2) is conjugated to a fluorophore that suits your experiment... Learn about research applications of antibodies in Introduction to Antibodies Learn more about fluorescence...Stay tuned for a future blog post to learn more about these techniques!  Direct vs. indirect immunofluorescence...different approaches to be familiar with when talking about IF, direct and indirect. For direct IF, researchers...immunofluorescence procedure with key considerations about each step. Image created with BioRender.com   The first...
  13. Filming Science Videos in the Age of Social Distancing

    Type
    Blog Post
    Published
    May 20, 2021, 1:15 p.m.
    ... Figure 2: Ironing boards. Good as a WFH desk, and as a video control center.   Cycle 2: Zooming ...ironing board, giving it the perfect height (Fig. 2). We recorded video using a simple, external video... 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...
  14. Plasmids 101: Plasmid Incompatibility

    Type
    Blog Post
    Published
    March 31, 2020, 1:15 p.m.
    ...to plasmid loss (Diaz et al., 2015).  Figure 2: The partitioning problem. For low copy plasmids...of plasmid into a separate daughter cells (Figure 2) (Ebersbach et al., 2005). However, more recent studies...Plasmids. Microbiology and Molecular Biology Reviews 62(2): 434–464. Pubmed PMID: 9618448 Diaz R, Rech J, Bouet...101 blog posts Learn more about the origin of replication Find blog posts about plasmid cloning Resources... plasmids within the same bacterial cell, think about whether plasmid incompatibility will affect your...this is expanding as we obtain more genomic data about plasmids (Shintani et al., 2015). Now, bioinformatics...of the microbiological world. (Want to know more about these plasmid types? Read our Plasmids 101: Environmental...
  15. Twenty Years of Sharing: Expanding Accessibility

    Type
    Blog Post
    Published
    Nov. 21, 2024, 10:47 p.m.
    ...China, Korea, Japan, Brazil, India, and Mexico. Table 2: Addgene distributors Distributor Partnership...distribution after we partnered with them (Figure 2). In others, the distributor helped solve an issue...temperature for the duration of their journey. Figure 2: Annual distribution of items to countries with a ...a less tangible form: knowledge and information about the materials in our repository. We started to increase...by making it easier to find materials and learn about them. As early as 2007, we began grouping similar...professors, stopping by to say, “Everything I know about virus, I learned from Addgene,” or “I learned to...seeing our resources shared via social media, on collaborators’ websites, or as a recommendation in a Reddit...
  16. Selecting Your Plasmid Purification Kit

    Type
    Blog Post
    Published
    May 27, 2025, 1:15 p.m.
    ... environmental sustainability in mind (Table 2). Table 2: Sustainability features highlighted in plasmid...debris”; and then clean-up the plasmid DNA (Figure 2). For most kits, the steps for lysing cells and removing...together — no mixing and matching!   Figure 2: Plasmid isolation workflows are similar across kits...columns we’ve been talking about!) are a significant source of waste in laboratories. To help combat this, ...dependent on many different factors as we detailed above, so be sure to pick what kit works best for you!...
  17. The PAM Requirement and Expanding CRISPR Beyond SpCas9

    Type
    Blog Post
    Published
    Aug. 20, 2020, 2:30 p.m.
    ...is unique compared to the rest of the genome and (2) the sequence is located just upstream of a Protospacer...pyogenes Cas9 variants with varying PAM sequences, 2) the use of Cas9 homologs derived from species other...Cpf1 Is a Single RNA-Guided Endonuclease of a Class 2 CRISPR-Cas System. Cell 163:759–771 . https://doi....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. Hot Plasmids: Fall 2024

    Type
    Blog Post
    Published
    Nov. 21, 2024, 1:30 p.m.
    ...improve solubility and stability (Figure 2).      Figure 2: Crystal structures of CRBNmidi alone...fluorescent tags in Caenorhabditis elegans. Genetics, 228(2), iyae126. https://doi.org/10.1093/genetics/iyae126...more feasible, the lab of Alessio Ciulli and collaborators developed CRBNmidi (Kroupova et al., 2024). ...stepwise, achieving mutation efficiencies of up to about 9% of colonies (102 to 104 times higher than traditional...Bentley Time to get flexible! Alex Dunn’s lab and collaborators have deposited a new mechanosensor called PILATeS...
  19. Antibodies 101: Reading a Flow Plot

    Type
    Blog Post
    Published
    Feb. 6, 2024, 3:13 p.m.
    ...A-B+ cells. If you look at the dot plot in Figure 2, you might assume that all cell populations are positive... the different populations. In the case of Figure 2, one population is B- and another two are B+. Our ...are in the lower right corner.      Figure 2: This flow plot has two populations that are B+ and...series of one- or two-marker plots, like in Figure 3 above, until the population of interest has been successfully...  Of course, there are many more things to learn about when diving into flow cytometry data. There’s different... ways to use FSC and SSC, as briefly alluded to above. There’s many variations in how one can gate, select...
  20. Scientific Peer-review: Providing Critical and Kind Feedback and Advocating for Open Science

    Type
    Blog Post
    Published
    Aug. 8, 2019, 1:19 p.m.
    ... go back and finish the review.  Peer-review step 2: Detailed assessment After this initial assessment...salt-induced changes in root-to-shoot ratio in Arabidopsis, (2) expression patterns in plants with enhanced sodium...section-specific comments, I re-read what I wrote about the paper after my initial read, adjust my language...wish for The last thing that I wanted to mention about the peer-review, is that as a peer-reviewer, you...each peer-review, I try to mention what I liked about this paper and recognize the hard work that the .../visualization using R/Shiny. She is passionate about open science, BIG data analysis and sharing whatever...review article Resources on Addgene.org Learn about depositing plasmids pre-publication Find molecular...
Showing: 181 - 200 of 530 results