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  1. New Viral Vectors - Summer 2024

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    Blog Post
    ...service pAAV_hSyn1_nLightG AAV9 Biosensors Patriarchi New viral service pAAV_hSyn1_nLightR AAV9 Biosensors...of synapses distant to the site of injection with high temporal precision.   Table 1: New ready-to-use...
  2. The Developmental Studies Hybridoma Bank: Over 25 Years of Antibody Sharing

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    Blog Post
    ...targeted destruction.  Antibodies are composed of two light chains and two heavy chains. The ends of the branches...branches contain the antigen binding sites and are highly variable, allowing exquisite specificity. This ...rabbit antibodies that exhibit increased avidity to high profile antigens; and 4) generating mAbs against...
  3. Bringing Sustainable Practices to the Lab: Easy Action Items

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    Blog Post
    ... a few easy and fast things you can start doing right away to reduce your consumption in the lab: Turn...your oven on all day to save time making dinner at night, so why leave your lab equipment on? This applies...fact, some scientists speculate the -80 °C setting might have been a marketing campaign! MIT Green Labs has...
  4. Addgene Stands with the Scientific Community

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    Blog Post
    ...accelerate research and discovery by improving access to high-quality scientific materials and information. Our... repository of valuable research materials that might otherwise be lost amid lab closures or project terminations...Providing essential services: We continue to offer high-quality DNA sequencing, viral vector preparations...
  5. The Addgene Antibody Data Hub

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    Blog Post
    ...only two options, but very little data on which might work in your application. It can be quite difficult...materials and methods section. This section will vary slightly depending on the application — flow cytometry,...Antibodies 101: Validation Antibodies 101: Selecting the Right Antibody...
  6. What's New in CRISPR - May 2019

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    Blog Post
    ...In this quarterly blog series, we’ll highlight a few of the new CRISPR plasmids available at Addgene....recognizes a simple dinucleotide PAM (N4CC), lending to high target site density (average every 8 bp). Nme2Cas9...
  7. Addgene's Website Update

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    Blog Post
    ...look and feel of addgene.org. Some you’ll notice right away, while others may be less obvious — but every...you can use the links under the search box to go straight to your materials of interest!   Figure 1: The...bar New menu Most common activities can be done straight from the new search bar, but the menu just above...
  8. Inntags: Innovative Protein Epitope Tagging

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    Blog Post
    ... also selected for other key properties, notably high solubility, limited affinity for other proteins,...interactions, particularly in single-molecule or high-throughput applications. Perhaps IT5 and IT6 will...Immunofluorescence and fluorescent-protein tagging show high correlation for protein localization in mammalian...
  9. Science Communication for Everyone

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    Blog Post
    ...physicists, chemists, and mathematicians. We hope to highlight every science field as we expand and encourage... This would help you direct your content to the right audience. Avoid using scientific jargons. Someone...
  10. Editor's Choice, September 2016

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    Blog Post
    ...pleasure to announce that we once again reached new heights on the Addgene blog: we surpassed 60,000 views ...researcher at Sanofi Pharmaceuticals. This post highlights a rare disease, Fibrodysplasia ossificans progressiva...
  11. What's New in CRISPR - December 2019

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    Blog Post
    ...In this quarterly blog series, we’ll highlight a few of the new CRISPR plasmids available at Addgene....identified 67 genera of Proteobacteria that this toolkit might be used in. Read the paper in ACS Synthetic Biology...
  12. Top 10 Open Science Developments of 2013

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    Blog Post
    ...science accessible in one way or another to those who might be in a position to build on that work. That’s how...to consider where the open access (OA) movement might be going is to consider some of the places it’s ...providers and participation from many well-respected and high-profile universities. We particularly recommend ...
  13. A new platform for fast functional characterization of potentially cancerous mutations

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    Blog Post
    ...functionally validating the thousands of mutations that might play a role in the progression of cancer are often...mask weaker ones. Thus, the need for a faster and higher-throughput in vitro approach. Using data from The..., they generated lentiviral constructs using the High-Throughput Mutagenesis and Molecular Barcoding (...
  14. Phage Directory: From Phage Therapy to a Repository of Phage Information

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    Blog Post
    ...directory is crucial because it's hard to find the right phage for the job. Phages are viruses that can infect... have someone that really needs it, but then it might to be too late,” Sacher says. As the labs in the...sample is limited, only the labs that have the highest potential to possess the correct phages will test...
  15. Seeing Red: Simple GFP Photoconversion

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    Blog Post
    ...excitation at 488 nm, photoconverted with 405 nm light, and then captured in the red state after excitation...photoconverted, so this technique may not be appropriate for high-pH cellular compartments. Sattarzadeh et al. have...Murphy CS, Hazelwood KL, Davidson MW, Looger LL. A bright and photostable photoconvertible fluorescent protein...
  16. What's New in CRISPR - September 2019

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    Blog Post
    ...In this quarterly blog series, we’ll highlight a few of the new CRISPR plasmids available at Addgene....and human cells. Using the structure of CasX at eight different states of assembly from cryo-electron ...
  17. Scientific Sharing in the Time of COVID-19: Databases and Resources

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    Blog Post
    ...within the scientific community The team behind Crowdfight COVID-19 strives to match up scientists across...with different technical knowledge that could help fight COVID-19. They’ve also collated a list of useful...  "We realized that there is now a huge pool of highly skilled scientists, willing to volunteer their ...
  18. What's New in CRISPR - March 2020

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    Blog Post
    ...In this quarterly blog series, we’ll highlight a few of the new CRISPR plasmids available at Addgene....that controls nuclear localization (LINuS). Blue light renders the NLS accessible and the complex enters...
  19. Addgene is Expanding Our Viral Vector Service!

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    Blog Post
    ...research and expanded choice when it comes to ordering high-quality materials from the Addgene repository. Read... be aware that this ordering process will look slightly different from our standard process. We’ll walk... and flexibility; while ensuring we can maintain high standards for both our depositors and requestors...
  20. SpyLigase Irreversibly Locks Peptides Together for Efficient Cell Capture

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    Blog Post
    ...efficient capture. We wanted to be able to build a highly multivalent assembly connected by covalent bonds...St. Andrews discovered the domain. It is small, highly stable and has this amazing chemistry locking the... the variation in cancer, not just the CTCs with high marker expression level. Labs have been trying different...
  21. The Michael Davidson Collection: One-Stop Shop for Fluorescent Proteins

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    Blog Post
    ... has been the go-to place. In 2012, his National High Magnetic Field Lab worked with an impressive 1,350... Proteins 101: GFP Fusion Proteins - Making the Right Connection.  mEmerald plasmids and many more! Baird...know how all the parts go together, we can fix it. Right now, we have no idea." Now, it will be that much...
  22. Lentiviral CRISPR Libraries Enable Genome-Scale, Knockout Screening

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    Blog Post
    ...Cas9, then with the sgRNAs, and can result in a higher titer due to the smaller size of the plasmids. ...of selection. Shalem and Sanjana say they kept a high representation of library within cells and aimed... construct, but in some biological systems one “might need larger numbers.” Further details and protocols...
  23. Bricking Science: Portraying Scientific Reality Through LEGO

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    Blog Post
    ... LEGO and science: The potential is endless One night, while opening a LEGO set with my husband, I thought...that resembles a real laboratory. It only took one night to build the first model, but because we are [email protected]. Who knows, your story might just get “legofied.” Many thanks to our guest blogger...
  24. Using Ultrasound to Image Bacteria in vivo: Acoustic Reporter Genes

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    Blog Post
    ... available, and have deep tissue penetration and high spatial resolution. By piecing together genes from...are sequentially exposed to acoustic pulses with high enough amplitudes to first collapse arg2 and then...development of ARGs and have already developed a high-throughput screening method for serial acoustic ...
  25. CRISPR 101: Cas9 Nickase Design and Homology Directed Repair

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    Blog Post
    ... these results, it’s clear that editing is much higher in the PAM-out configuration. In addition, D10A...D10A editing efficiency is consistently higher than that of H840A, especially with smaller nick distances...cuts close to your insertion site, you can’t obtain high HDR efficiency. Nickases create a staggered cut ...
  26. CUT&RUN: An Improved Method for Studying Protein-DNA Interactions

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    Blog Post
    ... Hill. Chromatin immunoprecipitation followed by high-throughput sequencing, ChIP-Seq, is the go-to method... purified for subsequent library preparation and high-throughput sequencing. Improvements to the CUT&RUN...challenging to collect large numbers of cells or when a high degree of signal to noise is desired. It also provides...
  27. What's the Best Way to Elute and Store Your Plasmid DNA?

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    Blog Post
    ...protocol, you might have noticed that there are many options to elute your DNA prep. You might see protocols...denature, break, and even change the DNA sequence. High pH favors the breakage of the hydrogen bonds, destabilizing...
  28. Embracing Serendipity: A Crucial Element in the PhD Journey

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    Blog Post
    ...knowledge base extensively, you open doors to fresh insights and broaden your understanding, ultimately enhancing...areas in need of improvement. These unrelated ideas might hold the key to unlocking new perspectives or even...to leave a little space for the unexpected — it might just be the key to unlocking the next frontier of...
  29. Understanding GPCR Signaling Using TRUPATH

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    Blog Post
    ... in signaling processes including smell, taste, sight, inflammation, and neurotransmission. But with approximately...activated downstream of GPCRs that are not involved in sight (Olsen RHJ et al., 2020). A transducer complex consists...Gγ-GFP2 will be in close association, resulting in a high level of GFP2 emission. Following activation in ...
  30. Networking and Inspiring Young Scientists at Freshers Fairs

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    Blog Post
    ...Chemistry symposium and a career night. The society also visits high schools to promote chemistry degrees...scientific meetings for students to attend. It also hosts high level academic debates for its members to become...
  31. Addgene @ Keystone: Thoughts on Precision Genome Engineering and Synbio

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    Blog Post
    ...arrive. Getting off the plane in Bozeman Sunday night, it was easy to spot meeting participants. They ...the ones holding poster tubes (or as our baffled flight attendant called them, "long, skinny things") and...thinking I was an engineer. The talks we heard Monday night represented engineering first and foremost, from...
  32. Management for Scientists: What Makes a Good Manager Anyway?

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    Blog Post
    ... allow his team to work mostly at home. Having a high degree of freedom and diversity built into their...new things, diversity of responsibilities, which might include training or teaching others, research, and...sometimes taken to an extreme by scientists) Are highly mobile and can move to a new workplace if opportunities...
  33. 10 Ways to Share Your Science!

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    Blog Post
    ...telling it another way. You’ll know you are on the right track if they start asking you questions. Remember...Escape from the Ivory Tower.”  9)   If you think you might want to get serious about science writing, look ...News. Ask your institutional news office if there might be opportunities to blog or write for them. 10)  ...
  34. Plasmids 101: Antibiotic Resistance Genes

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    Blog Post
    ...bacteriostatic reagents can kill bacteria when used at high concentrations (and vice versa). Looking around ...Antibiotics vary in their sensitivitly to heat and/or light – do not add them to media hotter than about 55oC...55oC and store plates/stocks wrapped in foil if a light-sensitive antibiotic like Tetracycline is used. ...
  35. What Do I Do Now? Academic v. Non-Academic Career Decisions

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    Blog Post
    ...surprisingly more rigorous in industrial settings Tight (sometimes impossible) timelines—others are usually... <- Can move between the two (helps to know the right people) -> How can you make a decision about ...interests and passions is another great way to shed light on what paths to pursue. Spend some time really ...
  36. 10 Great Guest Posts We're Thankful For

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    Blog Post
    ...’d like to show our gratitude on the blog by highlighting some of the great posts written by Addgene depositors...to activate neurons and neuronal pathways using light and chemicals respectively. Didem Goz Aytruk from...
  37. Fluorescent Biosensors for Measuring Autophagic Flux

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    Blog Post
    ...Keima accumulates in autolysosomes, this ratio is high. When untargeted, Keima can be used to measure bulk...autophagy-related microtubule-associated proteins 1A/1B light chain 3B, or LC3. LC3 is a commonly used marker ...oligomerization Seeing red: simple GFP photoconversion Light sheet fluorescence microscopy Resources on Addgene.org...
  38. CRISPR Challenges: Standardization and Homology Directed Repair

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    Blog Post
    ...Delivery The RNP delivery method consistently leads to high on-target editing and low off-target editing rates...SpCas9 The closer your edit is to the PAM site, the higher the efficiency of HDR repair. Check out this post...post to see if an engineered Cas9 variant might work for your experiment. PITChing MMEJ as an Alternative...
  39. 5 Uncommon Ways to Gain Career Skills During an Uncommon Time

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    Blog Post
    ...forward. Here are a few out-of-the-box ideas that might jump start your learning. 1. Create a peer mentoring...what’s a scientist to do with no live audience in sight? You could do a talk virtually for your peer mentoring...university or use your current contacts to ask who they might suggest you speak with. See this post that’s all...
  40. Viral Vectors 101: Parts of the AAV Transfer Plasmid

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    Blog Post
    ...their secondary structure, palindromic nature, and high GC content. This instability can cause partial loss...through ITRs due to their secondary structure and high GC content, but some companies now offer Sanger ...example, CAG is a strong promoter that drives very high, ubiquitous expression, while the human synapsin...
  41. Meet the New Addgene Board Members!

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    Blog Post
    ...Baradaran says.  Baradaran’s path to science began in high school. “I had a great chemistry teacher in 10th...medicines can have on human health. As a teenager in high school, I knew that this is what I wanted to do,...ClonTracer Barcoding Library, a library that “enables the high-resolution tracking of more than 1 million cancer...
  42. Celebrate Open Data Day with Addgene’s AAV Data Hub!

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    Blog Post
    ...and it is under copyright, you will need to obtain written approval from the copyright owner and will ...treatment conditions like drugs (Chemogenetics) or light (Optogenetics) to activate receptors? If you’re ...
  43. Multifunctional Neural Fibers: Modulation from Gut to Brain

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    Blog Post
    ...the ‘bells and whistles’ – including microscale light emitting diodes, thermal sensors, and microfluidic...channels. These features enable the fibers to emit light for optogenetic purposes, measure temperature, study...construct expressing channelrhodopsin 2 (ChR2), a blue light sensitive cation channel, fused to mCherry to the...
  44. Summer SciComm: Science Storytelling

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    Blog Post
    ...makes them want to know more. This could be by outright stating the big-picture problem, by asking your...science storytelling. You can introduce your results right at the beginning of your communication, use conflict...storytelling options, and they all can be effective in the right circumstances.   However, in the midst of all these...
Showing: 601 - 650 of 978 results