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We narrowed to 990 results for: Abo

Showing: 561 - 600 of 990 results
  1. Writing Scientific Manuscripts: Literature Searching, Reading, & Organizing

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    ...interpretation of the results? Then think deeper about the data they are showing. Are those experiments...points of the protocols. Are there any red flags about how the work was performed that could influence ...University. She is a fan of photosynthesis and writes about autotrophs and biochemistry on her blog. Follow ...
  2. Design Tips for Prime Editing

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    ... primer binding site, starting with a length of about 13 nt (Anzalone et al., 2019). Primer binding sites...of reverse transcriptase template, starting with about 10–16 nucleotides. For longer templates, it is even.... Test multiple nick sites, starting with sites about 50 bp upstream and downstream from the prime editing...
  3. Plasmids 101: The Wide World of Natural Plasmids

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    ...inducible expression systems that allow tuning of metabolic pathways. Fertility (F) plasmids: microbial sharing...available in the Addgene repository. To learn more about some other common plasmid features, such as origins...Auriol, P., Vogel, T. M., & Simonet, P. (2001). Laboratory-scale evidence for lightning-mediated gene transfer...
  4. Plasmids 101: Modular Cloning

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    ...specifically refers to the organizational schema described above, and not any particular cloning technique. Though...imagine, there is an array of distinct goals within metabolic engineering, synthetic product production, and...MoClo strategy and kit if you want to learn more about this cloning technique! Many thanks to Rob Hurt ...
  5. Viral Vectors 101: Chemogenetics

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    ...posts Read blog posts about neuroscience Resources on addgene.org Learn more about chemogenetics in our...as a DREADD agonist due to its ability to be metabolized into clozapine (CLZ). While some scientists argue...
  6. Quickest Way to Deposit Plasmids: The Deposit Spreadsheet

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    ...streptomycin, tetracycline, combinations of the above, or other. High or Low Copy Choose from: high...the “Purpose” field. If you ever have a question about what should go into a cell, hover over the cell ...Addgene and contact your technology transfer office about the MTA. Pro Tip! Download a new spreadsheet each...
  7. Simple CRISPR-based Epigenetic Editing: dCas9-directed DNA Demethylation

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    ...Daniel M. Sapozhnikov, a graduate student in the laboratory of Dr. Moshe Szyf at McGill University. Some ...expression, confounding any potential conclusions about the role of methylation (Hrit et al. 2018, Kaas ...Daniel M. Sapozhnikov is a graduate student in the laboratory of Dr. Moshe Szyf at McGill University, working...
  8. BeHeard Award 2018: Diseases of Glycosylation, Arginine Mutagenesis, & Neural Development

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    ...glycosylation (CDG) are a group of rare inherited metabolic diseases with severe and life-threatening consequences...understood.  In line with this, Prof. Videira and collaborators will use Addgene plasmids to immortalize CDG...discovery led them to investigate the use of a common laboratory chemical, guanidine hydrochloride, as a potential...
  9. Popular Retroviral Vectors and Their Uses in Scientific Research

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    ...of their choice in mammalian cells.  Learn more about Mammalian shRNA Tools for RNAi! Cre-Lox technology...knockdown. Vector provided by the Qi lab. Learn more about CRISPR plasmids for transcriptional inhibition. .... Check our CRISPR guide and blog to learn more about CRISPR and the most recent developments in the genome...
  10. Mouse Modeling, Part 2: Breeding and Crossing Mice

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    ...homozygous alleles at both of your genes of interest. About 1 in 4 mice will be homozygous for the mutation ...Find our Plasmids 101 blog posts Read blog posts about using Cre-lox Read our genome engineering blog posts... posts Resources on Addgene.org Find more about Cre-lox Read our Genome Engineering Guide Learn more...
  11. Adeno Associated Virus (AAV) for Cell and Gene Therapy

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    ...Vectors Featured Topic Page Learn about CRISPR-AAV vectors Learn about Addgene AAV Quality Control Process...viral infections. She is particularly passionate about HIV cure research and science communication.     ...
  12. Adapting Toehold Switches to Detect Zika Virus

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    ...allowed gene circuits to be deployed out of the laboratory in a cell-free and biosafe format that was stable...circuit-based sensors to be used outside of the laboratory. The detection threshold for these RNA sequences...sequences (3 nM), however, was quite high and above what would be expected in patient samples (e.g.: blood...
  13. 5 Tips for Troubleshooting Viral Transductions

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    ...grown at 30 °C instead of 37 °C. If you’re unsure about the integrity of your virus, perform a diagnostic...Additional Resources on the Addgene Blog Learn All about Adenovirus Associated Virus New to Virus? Check ...Check out Our Primer for Beginners! Learn All about Lentiviral Vectors Additional Resources on the Addgene.org...
  14. Plasmids 101: FLEx Vectors

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    ... Blog  Read about Other Means of Genome Engineering Using FLEx AAV Vectors? Learn about Viral Vector ...12665802. 2. Branda, CS and Dymecki, SM. Talking about a Revolution: The Impact of Site-Specific Recombinases...
  15. Of Myc and Men

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    ...Do you ever wonder about the origins of some of the common techniques or tools you use in the lab? Take...times of the myc tag.  Origins of protein tags For about as long as the disciplines have existed, cell and...examples of new versions of Myc1-9E10 mentioned above basically involve taking the Myc1-9E10 variable ...
  16. Plasmids 101: Knockout/Knock-In Plasmids

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    ...inserted GFP is expressed (knocked in). As seen in the above example, you can remove a floxed resistance gene...Get the Basics of Homology Directed Repair Read about Generating Knockouts with CRISPR through Non-Homologous...Expression Vectors Find Cre-Lox Plasmids Learn More about CRISPR  ...
  17. Multiplexed Capture of Promoter-enhancer 3D Chromatin Structures Using CRISPR

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    ...with current 3C methods provide useful information about chromatin interactions, they are grainy so it’s ...interactions opens the door for answering more questions about chromatin conformations. The Xu lab presented three...Cas9 Variant for Your Next Experiment Learn More About Designing gRNAs Against Your Favorite CREs Here ...
  18. Tips for a 1st time AAV user (by a Rookie AAV user)

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    ...a workspace with plasmid, not that I would know about this… A no template control (NTC) should always ... variability. Check out this post to learn more about different ways to titer AAV. Do you have any AAV...at Fred Hutchinson Cancer Center for teaching me about AAV production and purification! References 1. Aurnhammer...
  19. Plasmids 101: 5 factors to help you choose the right cloning method

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    ...articles; so if you are interested in learning more about any one of them, please click on the links throughout...laying around the lab. If not, you’ll be looking at about $50-$60 per enzyme. Once you’ve got a few of these... relatively inexpensive and can be obtained for about $70, resulting in a price of a few dollars per reaction...
  20. Fluorescent Tagging of Endogenous Genes with SapTrap

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    ...tagged gene. Most insertions can only be detected by labor-intensive processes like PCR or by evaluating visual...repair after a CRISPR/Cas9 induced break. Learn more about these constructs and the cell lines they’ve been...Additional Resources on the Addgene Blog Learn about Fluorescent Protein Timers Check out Photoactivatable...
  21. AAV Vector Quality Control: Going the Extra Mile with NGS

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    ...viral genome sequencing (VGS). Why should you care about viral quality control? AAV vectors are produced ... let us know if you have any specific questions about viral DNA NGS you’d like us to discuss. We are also...or at [email protected] to answer your questions about our quality control process! The images in this...
  22. Genome-wide Screening Using CRISPR

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    ...preparation from Addgene, you can skip the steps above! Cells are then transduced with lentivirus containing...practices, CRISPR libraries can help you learn a lot about your phenotype of interest. For more detailed information...Libraries” (McDade et al., 2016). To learn a bit about how CRISPR/Cas9 can be used in other types of experiments...
  23. Sharing Your Lab Protocols: Using Apps to Save Time & Track Your Experiments

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    ...Korea, and beyond!   Check Out How Addgene Thinks About Developing Lab Management Software    Organizing...of other scientists using pLKO.1 variants learn about those updates? This is a problem many scientists...our Plasmids 101 blog series. Want to learn more about sharing your plasmids via Addgene? Check out all...
  24. Tips for Using BLAST to Verify Plasmids

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    ...such as full plasmid sequences provided by the laboratories that deposit their plasmids with us or other...mismatches and gaps in the alignment. If you are curious about the differences in the blastn programs, check out...Inside Look at NGS Plasmid Quality Control Learn about our Snapgene-powered plasmid maps. Resources on...
  25. Great Results Start with Great Standard Curves

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    ...by replicate values provides useful information about the accuracy of the curve, which we will discuss...many scientific applications users aim for an R2 above 0.95.    Additional considerations When running ... or make smaller dilutions.        As mentioned above, it is a good idea to run the standard dilution ...
  26. CRISPR 101: RNA Editing with Cas13

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    ...CRISPR Featured Topic Page Learn about RNA Targeting with Cas13a Learn about CRISPR DNA Base Editing Resources...and sequences that can be edited.   As discussed above, the ability to edit RNA has multiple advantages...
  27. Droplet Digital PCR for AAV Quantitation

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    ... droplet generator, you will have to be careful about transferring your droplets from the droplet generator...Additional resources on the Addgene blog Read more about polymerase chain reaction Browse our blog posts ...collection of viral vector related protocols Learn more about the Addgene viral service ...
  28. Tips for arabidopsis transformation

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    ... J. (2002) Arabidopsis : a laboratory manual. Cold Spring Harbor Laboratory Press. Available at: https...https://books.google.at/books/about/Arabidopsis.html?id=IfZAMNPWVk4C&redir_esc=y (Accessed: 21 September ...
  29. Introducing Addgene's New Search - Find Plasmids More Easily For Your Research!

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    ...Blugene (check back on December 5 to learn more about this!). I’ve assembled a series of screenshots ...search. These pages provide helpful information about the subject, link to related guides and protocols...Additional resources on the Addgene blog Learn more about other features on Addgene's website ...
  30. CRISPR Antimicrobials

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    ...organizations are working to help educate the public about proper antibiotic usage. Although these steps are...laudable, they likely won’t solve the growing problem. Above all, we need new antimicrobials, ideally ones for...used to deliver any of the three systems discussed above, with the caveat that phages are very diverse, and...
  31. Your Lentiviral Plasmid FAQs Answered

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    ...Plasmids 101 Learn about genome-wide screening with CRISPR and Lentivirus Read about the ClonTracr Library... the proper cell line is used; several common laboratory cell lines including 293 were immortalized with...
  32. CRISPR 101: Any Base Transversion Editors

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    ...In our last post, we talked about the first base transversion editors: CGBEs, or C → G Base Editors. ...apyrimidinic sites and abbreviated as AP sites. A collaborative team from the David Liu and Dali Li labs reported... CRISPR 101: Cytosine Transversion Editors Read about four base editor reporters Resources on Addgene.org...
  33. Hot Plasmids: Fall 2024

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    ...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...
  34. Plasmids 101: Stringent Regulation of Replication

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    ... negative regulators. The genome of E. coli is about 4.6 million base pairs long and contains a single...copy number and compensating for the additional metabolic cost imposed on the host with a beneficial function.... On the other hand, they also impose a lower metabolic cost on cells and produce lower amounts of protein...
  35. Antibodies 101: Reading a Flow Plot

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    ...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...
  36. Viral Production at Addgene

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    ... before being distributed to customers. Details about our production protocols, titering methods, and ...either in-house by Addgene scientists or through collaboration with viral vector manufacturing facilities, ...generated from lentiviral preparations (described above) that are subject to a concentration step prior ...
  37. Overcoming the AAV Size Limitation for CRISPR Delivery

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    ...Addgene Blog Learn more about Cas9 Variants and the Expanded CRISPR Toolbox Read about CRISPR enzyme Cpf1 ... and specific? The two AAV strategies described above showed successful target modification, indicating...
Showing: 561 - 600 of 990 results