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Showing: 301 - 320 of 949 results
  1. Protocol - How to Ligate Plasmid DNA

    Type
    Protocol
    .... After ligation, the insert DNA is physically attached to the backbone and the complete plasmid can be... are what allow the vector and insert to bind to each other. When the sticky ends are compatible, meaning...on either side of the vector are compatible with each other, the vector is much more likely to ligate ... the ligation will vary depending on the size of each and their concentration. However, for most standard...you want, and it will tell you exactly how much of each to use. Reference Page Top Index...
  2. PiggyBac-ing Through the Genome Editing Field

    Type
    Blog Post
    ...making it very useful for genetic engineering approaches. Most importantly for this technology, however...transfections and are therefore virus-free. This is achieved using the piggyBac™ transposase, which facilitates...using the piggyBac™ transposase. This can be best achieved by utilizing a piggyBac™ transposon in a donor...the piggyBac™ donor is used by the cell’s host machinery for DNA repair by homologous recombination, which...ssODN) as the donor [6]. The problem with this approach is that, since there is no selection, you will..., while avoiding the pitfalls common to other approaches. Many thanks to our Guest Bloggers Amar Singh...
  3. Building Global Connections with the International Mentorship Program USA-EUROPE

    Type
    Blog Post
    ...In an era where millions of people hold a PhD, achieving our career goals can be a real challenge. On top...international mentor creates a closer and more approachable relationship for the mentee, where (s)he feels... hinder them from advancing their careers and achieving success.” Pedro Gonzalez Menendez (Mentee IMP ...Universities in USA and Europe (Harvard University, Massachusetts Institute of Technology, Boston University, ...compared to their pre-program self-assesment. Achievements directly attributable to participation in the...interested in breast cancer and metastasis as well as teaching and mentoring activities. Follow her on twitter...
  4. IDP and your PI: A Roadmap for Career Planning and Personal Development

    Type
    Blog Post
    ...to further develop your transferable skills and reach your career goals.      Although myIDP is great...above). DePace holds yearly planning meetings with each trainee to create a supportive, growth-oriented ...planning meetings revolve around two simple worksheets, each of which is filled out separately by the trainee...available of in the supplement of this paper), help each person organize his or her thoughts to facilitate...the various sections, the trainee speaks first for each section, preventing the meeting from feeling like...
  5. Using AAV for Neuronal Tracing

    Type
    Blog Post
    ... understand which brain regions communicate with each other and how they do it (i.e. where the signals...two pathways also use different cytoskeletal machineries to facilitate transport: retrograde transport...Mouse Brain Connectivity Atlas website. A similar approach was used by researchers from the Janelia Campus...interaction with uptake or intracellular transport machinery. Addgene offers viral preparations of AAV2-retro...vectors. Improved neuronal tracing could also be achieved by using optogenetically controlled transgenes...tools for the field of gene therapy if they can reach the affected part of the brain in a less invasive...neuromuscular diseases it would be desirable to achieve transgene delivery by targeting peripheral structures...
  6. Spurred by COVID-19, Addgene Bridges Plasmid Sharing Between Academia and Industry

    Type
    Blog Post
    ...By Susanna Bachle and Matt Takvorian When COVID-19 researchers started working with us to help them share...fighting the pandemic could be even more impactful by reaching more scientists. Many members of the scientific...were willing and able to listen to Addgene’s new approach of working with the industry-based scientific ...industry scientists. This partnership complemented each other's strengths: Ginkgo Bioworks’ infrastructure...like to make them available to industry, please reach out at [email protected] and we will initiate...
  7. Using a Light Microscope Protocol

    Type
    Protocol
    ...image and the resolution your microscope can achieve. You achieve the highest resolution when your image is...the image is further magnified before it finally reaches your eyes. These lenses determine the magnification...wondering why there are multiple objective lenses. Each objective performs essentially the same task but...observations. Some microscopes have digital cameras attached to them that allow you to capture images directly...
  8. A History of Genome Engineering in Popular Culture

    Type
    Blog Post
    ...to stars in space ships and the rise of killer machines that exterminate entire humanity were the two ...homologous recombination with a repair template.  Each zinc finger recognizes a nucleotide triplet and ...simultaneously to increase specificity. This modular approach made ZFNs highly appealing to researchers.  TALENs... amino acid recognition sites had to be designed each time we wanted to target new genomic sites. The ... technologies rely on the cellular DNA repair machinery, which can lead to high frequency of indel formation... the use of molecular dynamics simulations and machine learning to develop a predictive understanding ...
  9. A Guide to Getting Started in Undergrad Research

    Type
    Blog Post
    ... doing research in their undergraduate years. We each have a unique “origin story,” but taking the first...Assistant Professor, Associate Professor Sometimes teaches graduate and/or undergraduate classes Postdoctoral...Research assistant Typically has a Master's or Bachelor's degree Generally a short-term position (1-2 years...seek out science that genuinely excites them, and reach out to the PI to get involved. It not only demonstrates...researchers, as well as graduate students (your teaching assistants), about their experiences. Research...fulfilling scientific career. Please feel free to reach out to me with any questions about my experience...
  10. Chemogenetics vs. Optogenetics: Which Method Should I Choose?

    Type
    Blog Post
    ...Chemogenetic approaches excel at broad tissue or system-wide targeting, as the ligand can reach target cells... subcellular regions of a neuron. Optogenetic approaches excel at discrete cell or tissue-subregion targeting...also requires that light of the correct wavelength reach receptors in the brain. One way to address this ...chemogenetics. Note that, as with all tools, both approaches suffer from unique sets of off-target side-effects...
  11. Management for Scientists: What Makes a Good Manager Anyway?

    Type
    Blog Post
    ... Flexibility to manage their personal lives to achieve a healthy work-life balance. It is harder to manage...responsibilities, which might include training or teaching others, research, and policy development. Every... Need feedback on their work but prefer to be approached as peers rather than subordinates Need mental... manager does best to identify the work style of each team member) Need challenging work, opportunities...Successful Manager's Handbook: Develop Yourself, Coach Others ...
  12. Advice for Choosing a Research Project

    Type
    Blog Post
    ...PIs who were previously featured in "9 Tips to Achieve Success in Academia". Important factors to consider...What techniques and skills do you need to use to reach these milestones? Can you get assistance from people...project that combines an exciting new method or approach with another in a way not done before in your ... technology to identify a problem, asking what approach will I take and what can I learn, learning the...importance of choosing a solid research topic and approach. At Addgene, we've heard of labs where new hires...
  13. Hot Plasmids - June 2020 - Barcoded CRISPR Library, Sparse Cell Labeling, Calcineurin Reporter, and DNA Staining Dye Alternative

    Type
    Blog Post
    ...replicates for each of the gRNAs. The idea was to assign four different barcodes to each of the gRNAs and...sgRNA iBAR library Article contributed by Susanna Bachle Figure 1: Initial steps in the CRISPR-pooled...sequences. This allowed tracing of the performance of each gRNA multiple times within the same experiment by...can bind specific DNA sequences which brings the attached fluorescent protein to the DNA. They created plasmids...
  14. Science Careers: Unruly Interests Feed Many Paths

    Type
    Blog Post
    ...alone.  And a longstanding inclination to be a teacher was looking for an outlet. I started asking people...terms on a couple of very broad topic domains, but each day brings in new and surprisingly diverse manuscripts...with authors and referees. And I am constantly teaching – often explaining a technical piece of research...about, for example, how to use new technologies to reach the right audiences and how open access affects ...Review and Scientific Publication, where diverse approaches to peer review were discussed. Science communication...
  15. Addgene's Top 10 Blog Posts of 2015

    Type
    Blog Post
    ...career coach might be able to help you. Head Addgenie Joanne Kamens explains what career coaches do and... research, we hope we can help all researchers achieve happiness in their careers regardless of their ...by non-homologous end joining (NHEJ). 7. Career Coaching for Scientists: Why and Where Do I Find One? ...and offers up some career coach suggestions. 8. A Match Made in Heaven: CRISPR/Cas9 and AAV Adeno-associated...
  16. Protocol - How to Run an Agarose Gel

    Type
    Protocol
    ... from each other, and a lower percentage gel will help separate larger bands. 10% Rule For each sample...and Running an Agarose Gel: Add loading buffer to each of your DNA samples. Note: Loading buffer serves...run the gel without EtBr in the buffer you will reach a point where the DNA will be in the bottom portion...manufacturer's instruction will tell you the size of each band), you can infer the size of the DNA in your...
  17. Predicting Adverse Reactions to Monoclonal Antibody Drugs

    Type
    Blog Post
    ...   Limitations of the in silico approach The in silico approach cannot replicate the complexity of ...Better together Combining in silico and in vitro approaches enables researchers to develop safer and more... somewhat act like a 2-step verification. All approaches have their own limitations. Using methods together...of precision medicine in the future.   Madhura Acharya is a former co-op and current Scientist, DNA Sequencing...
  18. Plasmids 101: NGS Quality Control for Pooled Libraries

    Type
    Blog Post
    ... these plasmids are amplified and none are lost. Each Addgene library has its own depositor transformation...counteracted by growing the cells on solid plates, where each transformant forms its own colony, uninfluenced ...straightforward – you need to count how many times each of the library components is found in the read list...counts will give you a bell curve of the abundance of each component of your library. You should look for two...’ll agree with me that they look very similar to each other - that’s exactly what we want! At the end ...
  19. DAP arrays for multiplex gene editing

    Type
    Blog Post
    ... of a given tRNA to achieve the highest efficiencies of multiplex editing at each site. A 75-nt human ...in pairing with base editing and prime editing approaches. Recently, Xue Sherry Gao’s lab at Rice University...gRNAs are released by endogenous tRNA processing machineries, specifically, RNaseZ and RNaseP. Although the...also engineered a DAP array for prime editing, achieving up to 3-loci MPE with similar high efficiencies...
  20. Troubleshooting and Optimizing a Western Blot

    Type
    Blog Post
    ...to treat each lane with a different concentration of your reagent. Be aware that this approach requires...Alternatively, you can run a reagent gradient. In this approach, you’ll run the same protein concentration in ...from the membrane (2) and the membrane is cut so each lane is its own piece (3). After incubation, blocking...some evidence that antibodies may need longer to reach their maximum binding, so feel free to trial even.../reprobing) Check for antibody signaling after each round of stripping* Use a harsher stripping ...  Rachel Leeson...
Showing: 301 - 320 of 949 results