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We narrowed to 1,049 results for: URE

Showing: 601 - 620 of 1049 results
  1. Antibodies 101: Buffers, Storage, and Conjugates

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    Blog Post
    ... The first thing you should do is record the manufacturer, lot number, and expiration date somewhere you...smaller than 10uL. You can leave them at room temperature when you’re working with them, but avoid freeze-thaw...okay, Blugene!    Buffers  You know what temperature to store your antibodies at, but it also matters... to react with other chemicals and biological structures, some of which you may need in your experiment...needed to excite them - and it’s a good idea to make sure that laser is available in your machine before you...
  2. How to Keep a Lab Notebook for Bioinformatic Analyses

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    Blog Post
    ...printed for my physical lab notebook, along with any figures generated from the analyses: Goal: Before you ...will help you locate relevant information in the future. Approach: Outline a brief overview of the approach...repeating your work or making similar mistakes in the future. Stay organized Set up a table of contents in..., leave them in their own folder. Doing so will ensure that you are in fact using the same data for all...about the edit that was temporarily used. Just be sure that the original code remains in tact! Take notes...
  3. How to Make Friends and Meet People at a Scientific Conference

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    Blog Post
    ...you meet will review your papers or grants in the future, and don’t be surprised to know that people think...about grants and projects that might help your work Tenure can depend on your national recognition and the...see enough of them).  Before the conference Make sure you have a business card – even students and postdocs... roll, say hello. Keep your cards handy and make sure your name tag is always visible. Some people learn...LinkedIn, especially if they are not in academia. Make sure to learn how to use LinkedIn properly. Then, follow...
  4. Visualizing Protein Turnover In Situ

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    Blog Post
    ...I was studying a synaptic protein, I wanted to measure it’s levels in its normal neuronal context. In ...noncanonical amino acid tagging (FUNCAT, Dieterich et al. Nature Neuroscience, 2010) and allows the visualization...synthesized proteins in rat hippocampal neurons." Nature neuroscience 13.7 (2010): 897-905. PubMed PMID:...protein complexes in situ by proximity ligation." Nature methods 3.12 (2006): 995-1000. PubMed PMID: 17072308... of newly synthesized target proteins in situ." Nature methods 12.5 (2015): 411-414. PubMed PMID: 25775042...
  5. Choosing the B(right)est Fluorescent Protein: Aggregation Tendency

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    Blog Post
    ...There are a variety of methods that can be used to measure your fluorescent protein’s propensity to aggregate...likely in an antiparallel configuration), typical structures known as Organized Smooth Endoplasmic Reticulum...your protein of interest will be problem-free. In figure 1 we provide an example of the OSER assay with ... positive and negative controls for proper ER structure. Based on these data, we conclude that mKOk has...gathered can be shared by publishing it as (part of) figure 1, uploading it as a preprint, or documenting it...
  6. To Each HIS Own

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    Blog Post
    ... to increase capture. Longer histidine tags are also recommended if you need a very pure sample. Because..., alternative fusion tags were used, such as S. aureus’ Protein A (Moks 1987). These tags, however, tended...denaturant. Not all proteins will refold once denatured, however, so take care when using this method....purification of human insulin-like growth factor I from culture medium of E.coli. Bio/Technology. 1987, 5:379-382...
  7. All in a Twist: dsRNA

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    Blog Post
    ...mammalian cells. Here, we will cover how these structures are generated, why it’s important for cells to...proteins of interest. RNAi has even made it into agriculture as species-specific pesticides and insecticides...one strand of a dsDNA molecule; the 3-stranded structure produced is known as an R-loop. During transcription... transcription-coupled R-loops are transient in nature and will dissociate when gene transcription is ...vulnerable to various forms of DNA damage, and these structures can in turn lead to genome instability. Thus,...
  8. Summer SciComm: Preprints

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    Blog Post
    ...or medRxiv.org) in the past few years.   Figure 1: Stand aside, CERN — it's a new age of accelerating... receive recognition for their efforts, inspire future research, and increase their impact. Open access... open scientific communication ecosystem Figure 2: The scientific ecosystem, enriched by open access...review is the only way to rigorously determine or ensure a manuscript’s quality. But even journal-based ...  Stern BM, O’Shea EK (2019) A proposal for the future of scientific publishing in the life sciences. ...
  9. Antibodies 101: Affinity Reagents

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    Blog Post
    ...diabodies to be used for assembling protein nanostructures. Diabodies readily co-crystalize, a major advantage...only affinity reagent on this list derived from nature. Single-domain antibodies are extremely small at...but can have weak signals due to their monovalent nature. They are stable up to 80°C and can refold correctly...Books. Bates A, Power CA. David vs. Goliath: The Structure, Function, and Clinical Prospects of Antibody ...single-domain antibodies. Annu Rev Biochem. doi: 10.1146/annurev-biochem-063011-092449.             ...
  10. Transferable Skills Guide: Problem Solving

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    Blog Post
    ...and designing future experiments. Being able to work through these types of bigger picture problems systematically...problem solving!  You might think that being able to figure out what went wrong with a PCR is a pretty niche...helping to resolve problems, but even so, I wasn’t sure how to best define this skillset. After sifting ...your problem solving skills can help convince a future employer that you are well equipped to work through...
  11. Supporting Rare Disease Research with the 2020 BeHEARD Awards

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    Blog Post
    ...intellectual disability after Fragile X. There is no cure for CTD, which arises due to mutations in the SLC6A8...characterized by development delays, speech delays, seizures, and other symptoms as discussed in this educational...help the lab identify therapeutic targets in the future. Congratulations Mark Mellett! Siddharth Prakash... and is characterized by autism-like symptoms, seizures, and muscle weakness. So far, there have been ...patients with GNB1 mutations, the lab hopes to capture the signalosome of different receptors upon stimulation...
  12. Career Coaching for Scientists: Why and Where Do I Find One?

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    Blog Post
    ...career in science. Supervisors in the academic infrastructure are not always as effective in mentoring for.... Talk to the coach about their “style” and make sure this is a style that will help you. A good coach...also a very popular speaker and workshop leader. Lauren Celano of Propel Careers is not a professional ...afraid to ask and to make an investment in your future. Additional Resources on the Addgene Blog 6 Steps...Little about The Academic Labor Environment from the Future of Research Symposium Resources on the Addgene...
  13. Educational Planarian Tools for Teaching Developmental Biology Techniques

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    Blog Post
    ...challenging for amateur scientists. Planarians, wormy creatures commonly found in freshwater ponds, provide a ...preparation of the tissue sample, several washes, and temperature changes to visualize the expression of specific... purified dsRNA with liver paste, and feed the mixture to the worms. The phenotypes of RNAi knockdown ...use these published protocols and want to share pictures, feedback etc. please write to [email protected]... double-stranded RNA in Caenorhabditis elegans. Nature, 391 (1998), pp. 806-811. PubMed PMID: 9486653....
  14. Hot Plasmids May 2018 - Optogenetics, Decaffeination, Biosensors, and Fluorescent Protein Tools

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    Blog Post
    ... very little signal detected along the neurite (Figure 1.) Moreover, the group was able to demonstrate...are available at Addgene. Shemesh OA, et. al. Nature Neuroscience. 2017. PubMed PMID: 29184208.        ...methylxanthine drugs like theophylline. To facilitate future work with this goal, the Barrick lab has deposited...fLuctuation INcrease by Contact (FLINC)-based biosensors measure fluctuations of TagRFP-T fluorescence intensity...use to detect PKA activity can be generalized to measure phosphatase activity, second messenger activity...
  15. Lab Automation at Addgene

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    Blog Post
    ...optimize more protocols in the future - something that will be key for our future growth. One of the biggest...pipette samples in and out of it, you can set up a procedure for it using the Biomek FxP. For example, we added...us to put a label on each tube by hand. We’ll be sure to tell you about more lab updates as we develop...have any great lab automation tips and tricks, be sure to share them in the comments section.   Additional...
  16. Overcoming the Challenges of Lentiviral Production

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    Blog Post
    ...expression of certain viral components; according the manufacturer these changes result in yields up to 25x higher...harvest is best for larger genes such as Cas9. See figure 1 for an example of how changing transfection ratios...While this option is attractive because the same procedure for a single 10 cm2 dish can be easily applied...consequently, this may not be the best method when pure virus is required downstream. When assessing lentiviral...titering your lentivirus Visit the viral vector featured topic page Resources on Addgene.org Lentiviral...
  17. Adapting Toehold Switches to Detect Zika Virus

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    Blog Post
    ...format that was stable for up to a year at room temperature (Pardee et al, 2014). As a demonstration of the...switches and amplification primers. This helped make sure that we had a number of successful sensors to draw...switch-based RNA sensors within an extensive infrastructure of molecular and electronic companion technologies...without purification or concentration of the virus. Future work Going forward, our short-term efforts are ...rapid prototyping and sensor assembly pipeline for future emerging pathogens or health crises. Many thanks...
  18. 5 Tips for Troubleshooting Viral Transductions

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    Blog Post
    ...DH5α, grown at 30 °C instead of 37 °C. If you’re unsure about the integrity of your virus, perform a diagnostic...ultracentrifugation, you can reduce the volume of cell culture medium on the packaging cells immediately following...5 mL medium on a 10 cm plate). By reducing the culture volume into which the virus is released, a more...experiments later. Stay tuned to the Addgene blog and be sure to check out our viral vector guide pages to get...DNA and hepatitis C virus RNA quantification as measured with branched-DNA technology." Journal of clinical...
  19. Cpf1 Update: Comparison to Cas9 and NgAgo

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    Blog Post
    ...on-target and off-target editing efficiency Figure 1: Effects of (A) double and (B) single base pair...Mismatch positions are indicated below each graph. Figure adapted from Kleinstiver et al., 2016. Until... failed to induce off-target editing in a cell culture model. What we still don't know about Cpf1 In ... its proximity to the cleavage site, preventing future edits. In contrast, since Cpf1 cleaves relatively...specificities of CRISPR-Cas Cpf1 nucleases in human cells." Nature Biotechnology (2016). PubMed PMID: 27347757. Find...
  20. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

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    Blog Post
    ...particles at the cell membrane. Mature Nanoblades then bud into the cell culture supernatant and can be purified...following four components into 293T cells. Figure 1: The key components of Nanoblades. Image from...iPSCs and BM cells after Nanoblade treatment as measured by their maintenance of pluripotency marker expression...Nanoblades loaded with Cas9-sgRNA ribonucleoproteins." Nature communications 10.1 (2019): 45. PubMed PMID: 30604748...
Showing: 601 - 620 of 1049 results