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We narrowed to 1,042 results for: URE

Showing: 691 - 720 of 1042 results
  1. Plasmids 101: Methylation and Restriction Enzymes

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    Blog Post
    ...preceded by GA or followed by TC. As shown in the figure below, a Dam methylase recognition site (underlined... diagnostics, we suggest double checking to make sure your results will not be affected by methylation... has the XbaI site blocked by methylation), the figure below illustrates how sequence visualization software...will be blocked by Dam or Dcm methylation, you can ensure this site remains unblocked by first cloning your...
  2. CRISPR 101: Non-Homologous End Joining

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    Blog Post
    ...are required for NHEJ repair regardless of end structure, and dictate the major events of the pathway: ...polymerases (Pol μ and Pol λ), nucleases (Artemis), and structure-specific end cleaning enzymes (Aprataxin, Tdp2... obligatorily introduce indels. Given the end structure of the Cas9 DSB (blunt or near-blunt ends without...graduate student interested in determining how the structure of broken ends impacts how they are repaired. ...
  3. 3 Challenges in Plant Synthetic Biology

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    Blog Post
    ...engineering technology. Monoculture and chemical spraying, mainstays of modern agriculture, are now synonymous... “GM” by demonstrating the current benefits and future potential of the technology to the public in an...enjoyed exploring the outdoors and experiencing nature first-hand. He studied biology at Virginia Tech...
  4. Plasmids 101: Yeast Vectors

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    Blog Post
    ...for vector propagation. This post, along with a future companion post on mammalian vectors, will catch... you up on the core replication and resistance features of yeast vectors and explain how they differ from...eukaryotes and thus contain complex internal cell structures similar to those of plants and animals. Unlike...Saccharomyces cerevisiae; however, we’ve also noted some features required for the replication of fission yeast,...
  5. RaPID Detection of RNA-protein Interactions

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    Blog Post
    ...context. While native purification preserves RNA structure and naturally occurring complexes present in the...which for RaPID is an RNA motif of interest. See figure 1 below for details on the key components of RaPID...in breast cancer patients. By digging into the literature and analyzing data from The Cancer Genome Atlas...–protein interaction detection in living cells. Nature Methods, 15, 207-212. PubMed PMID: 29400715. PubMed...
  6. Hot Plasmids April 2018 - Protein Degradation, Nanoscopy, FIRE-Cas9, and Yeast Expression Tools

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    Blog Post
    ...and the electroporated cells re-adhered to the culture plate within 4 hr of treatment. In some primary...super-resolution light microscopy, comes from his recent Nature Communications article “SRpHi ratiometric pH biosensors...to each transcription factor. They then induced cultures of these transformants with various concentrations...predicts that this level of control will enable future researchers to better simulate physiological gene...
  7. CRISPRainbow and Genome Visualization

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    Blog Post
    ...fluorescent in situ hybridization (FISH) and chromosome capture suffer from low resolution and can’t be used in...using all the colors of the CRISPRainbow. Figure 1: CRISPRainbow was used to track the localization...image represents the composite of fluorescent measurements from red, blue, and green channels overlaid ...with dCas9 supplied by a separate vector. Figure 2: CRISPRainbow generates 6 unique colors and a...
  8. Plasmids 101: CcdB - The Toxic Key to Efficient Cloning

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    Blog Post
    ...plasmid, succumb to the toxicity of CcdB.   Figure 1: Image from Bernard, P., et al. showing the pKIL...still express ccdB and therefore would die. This procedure dramatically reduces the number of clones that...contain the desired insert should not grow.   Figure 2: Image from http://teachline.ls.huji.ac.il/72682...all of the players becomes ever more important to ensure that you choose the most appropriate method for...
  9. Seven Tips for Using LinkedIn as a Scientist

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    Blog Post
    ...possibly giving you a way to connect with them in the future. Some profiles have a blue Follow button. For less...LinkedIn page. This can include news, inclusion, culture and connections. Start your interview research ...and “plus skills” areas. Include a professional picture. It doesn’t have to be a headshot in a suit, but.... Try looking a bit over your shoulder for the picture. It tends to look like a police photo if you look...
  10. Antibodies 101: Secondary Antibodies

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    Blog Post
    ...developing assays.  Protocol architecture The basic (very basic!) architecture of the indirect approach is...indirectly, with each protein of interest.    Figure 1: The direct approach (left) versus the indirect...best to use the direct method when possible, or ensure that the primary antibodies are different species...
  11. Antibodies 101: Polyclonal Antibodies

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    Blog Post
    ...antibody you’ll want to be sure to choose the appropriate controls to be sure the staining you are seeing...produced Polyclonal antibodies are a heterogeneous mixture of many antibodies that recognize the same protein...change. If your protein might become slightly denatured during your experimental protocol, using a polyclonal...
  12. Addgene: The First Twenty Years

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    Blog Post
    ...Addgene is ending 2024 with big plans for our future. And while we’ve been excited to share them with...now-common business practices, like accepting e-signatures and designing a website users could easily navigate...grow accessibility alongside our repository.  “I’m sure you hear it all the time, but Addgene is a totally...institutions with standardized agreements and electronic signatures to dramatically speed up MTA approvals. In 2013...
  13. Transferable Skills Guide: Public Speaking

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    Blog Post
    ...before me had been assigned a structure paper with two single-panel figures, one of which was a cartoon ...molecular biology class. A Cell paper. With six figures. Averaging ten panels each. (For this story, it...notebook, opened it, found my outline, read over Figure 4, took a deep breath, and, re-oriented, continued...
  14. Working with Nuclear Receptors

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    Blog Post
    ...CARM1 methyltransferase. This attendant signaling feature afforded by coactivator complexes suggests that...the NURSA website, the new version of which will feature a simplified user interface, expanded numbers of...associated with identifying plasmids in the research literature and acquiring them in a timely manner. Addgene...accordingly, the new version of the NURSA website will feature direct links to listings of available plasmids ...
  15. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

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    Blog Post
    ..., 2013). Two important features of this early system are its regulatable nature and its ability to multiplex...occurred. This powerful negative selection system ensures high editing efficiency; the only non-edited cells... pTargetF and pCas plasmids can be subsequently cured from the bacteria. Although developed in E. coli...Resources on the Addgene Blog Check out our CRISPR Featured Topic Page Learn more about Cpf1 Find out about...
  16. Split-BioID: An Improved Method for Studying Protein-Protein Interactions

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    Blog Post
    ...those which you’ve already fluorescently labeled. Figure 1: Using Split-BioID to Identify Protein Protein...that give the strongest biotinylation signal, as measured via Western blot, and that result in proper localization...these two bait proteins stop interacting. This feature is particularly useful for in-depth characterization... of spatiotemporally defined protein complexes. Nature communications. PubMed PMID: 28585547. PubMed Central...
  17. Mouse Modeling, Part 2: Breeding and Crossing Mice

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    Blog Post
    ...inheritance: 1. Genotype your parental mice In order to ensure that your genetic modification will be passed along...genotype all of your F1 mice, as well as progeny from future generations. 4. Continue breeding your colony You...they are likely to stay on separate chromosomes in future generations as well, a concept known as linkage...expression of Cre, loxP, and your gene of interest. To ensure that the effects you see in your experiment are...
  18. Open Resources and Plasmid Tools For Studying C. elegans

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    Blog Post
    ...et al. "cGAL, a temperature-robust GAL4–UAS system for Caenorhabditis elegans." Nature methods 14.2 (2017... detailed information about C. elegans 3’UTRs structures, alternative polyadenylation for all protein ... novel findings. These results are normally one figure and can be negative and/or even replicated studies...
  19. CRISPR Activators: A Comparison Between dCas9-VP64, SAM, SunTag, VPR, and More!

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    Blog Post
    ...engineered CRISPR-Cas9 complex. Nature 517:583–588 . https://doi.org/10.1038/nature14136 Perez-Pinera P, Kocak ...acetyltransferase domain capable of rearranging chromatin structure. This method has shown higher activation levels...C, Hsu PD, Habib N, Gootenberg JS, Nishimasu H, Nureki O, Zhang F (2014) Genome-scale transcriptional ...
  20. CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems

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    Blog Post
    ...an anti-CRISPR protein. Nature 546:436–439 . https://doi.org/10.1038/nature22377 Harrington LB, Doxzen ... species of bacteria.  A note on anti-CRISPR nomenclature Acr family proteins are named for the type of... DNA cleavage (Harrington et al., 2017). Figure 1: Anti-CRISPR proteins (Acr's) can block CRISPR...
  21. Synthetic promoter AAVs for cell-type specific expression in retinal cells

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    Blog Post
    ...gene delivery, but it has a drawback: how do you ensure your gene goes where you want it to? Knowing that...transcriptionally active in retinal cell types in mice. Figure 1: The four strategies used to design synthetic...AAVs would express Cre-mCherry and GFP.   Figure 2: Synthetic promoters can be paired for targeted...promoter AAVs in mice, non-human primates and humans. Nature Neuroscience, 22, 1345-1356. https://doi.org/10.1038...
  22. Viral Vectors 101: Chemogenetics

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    Blog Post
    ...the impacts of neural circuits on behavior. Figure 1: An overview of the chemogenetics system. ...characterize the compound, or compounds, you choose to ensure reliable results (Goutaudier et al., 2019). Using...Yang X, Stone O, Roth BL, Jin J (2015) The First Structure–Activity Relationship Studies for Designer Receptors...designed Gi-coupled receptor in transgenic mice. Nature Biotechnology 17:165–169 . https://doi.org/10.1038...
  23. Hot Plasmids and Viral Preps - March 2021

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    Blog Post
    ...efficiently and accurately in a “single pot.’   Figure 1: Single-Pot Assembly: a) Graphic depiction of... sensor modules targeting a specific chromatin feature (e.g. a methylated histone such as H3K27me3), a...neuron-astrocyte, and cancer-stromal cell pairs.   Figure 2: Schematic of the interaction between the sender...quantification of this depletion using imaging-based measurements (Ashley et al., 2021).   Schematic showing...
  24. Adeno Associated Virus (AAV) for Cell and Gene Therapy

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    Blog Post
    ...infections. She is particularly passionate about HIV cure research and science communication.     References...to the central and peripheral nervous systems." Nature Neuroscience 20.8 (2017): 1172-1179. PubMed PMID...affinity-purified receptor-targeted viral vectors." Nature communications 6 (2015): ncomms7246. PubMed PMID... the Addgene Blog Check out our Viral Vectors Featured Topic Page Learn about CRISPR-AAV vectors Learn...
  25. The Materials Science of Optogenetics Experiments

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    Blog Post
    ...animal’s skull using dental cement (a similar procedure as implanting a guide cannula). A fiber optic ...optogenetics but may become the standard in the future. Now that your animals are all wired up and expressing...long-term optogenetic manipulation of neural circuits. Nature protocols. 2012;7(1):12-23. doi: 10.1038/nprot.2011.413...Neuroscience research. 2011;70(1):124-7. doi: 10.1016/j.neures.2011.01.007. PubMed PMID: 21238511. 6. Jeong, ...
  26. Fluorescent Tagging of Endogenous Genes with SapTrap

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    Blog Post
    ...been used to track protein localization, cell structure, intracellular trafficking, and protein turnover...plasmids to fluorescently tag markers of cellular structures in mammalian cells. These plasmids use fluorescent...reversibly degraded after the addition of auxin to the culture medium. Any number of regulatory sequences, including...“A Comprehensive Toolbox for Genome Editing in Cultured Drosophila melanogaster Cells.” G3 (Bethesda) ...
  27. Quick Guide to Working with Drosophila Part 1: Getting Started with Flies

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    Blog Post
    ... 25°C. At low temperatures like 18°C, flies take longer to develop. At high temperatures like 30°C, flies...drift away with each passing generation.  Another feature of balancer chromosomes is that they produce dominant... during meiosis. This can sometimes be a handy feature when setting up genetic crosses. More importantly...
  28. CrispyCrunch: High-throughput Design and Analysis of CRISPR+HDR Experiments

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    Blog Post
    ... explain the thinking behind the tool, its key features, how it works, and how to use it. Background on...frequency determination (CFD score) is used to measure specificity of a guide to the target. The CFD score...Optimal mutation in-depth One the most sophisticated features of CrispyCrunch is how it mutates guide sequences...more detailed information on using CrispyCrunch, be sure to check out the How To Guide. Conclusion CrispyCrunch...
  29. Academic vs. Industry Postdocs

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    Blog Post
    ...graduate school who were at AstraZeneca and could assure me that they were having a positive experience,... years. This time limit can feel like a lot of pressure. However, it means that your manager (and you)... choose. If publishing is important to you, make sure that your project will not involve proprietary compounds...reviewed by an internal committee before submission to ensure that it does not divulge any propriety information...
  30. Transferable Skills Guide: External Collaborations

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    Blog Post
    ...the same time, this project gives Snapgene great exposure to the community of biological scientists who ...institutions personally on conference calls and make sure to maintain these relationships by keeping in touch...an internal to an external connection is to make sure you keep open lines of communication with colleagues...interesting events, articles and newsletters I make sure to share them with a short note - this creates a...
Showing: 691 - 720 of 1042 results