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We narrowed to 1,018 results for: PLE

Showing: 701 - 750 of 1018 results

  1. Quick, Versatile Plant Transgenesis with GreenGate Plasmids

    Type
    Blog Post
    ...cassettes for selection of transgenic plants. The complete GreenGate toolkit, now available at Addgene, also...tested GreenGate in Arabidopsis, it should in principle work in any plant species. Tricks of the trade...essential for scientific progress. Also, the more people use such a system, the more building blocks will...

  2. Stepping into a Virtual Internship: My Experience at Addgene

    Type
    Blog Post
    ...interviewing fellow Addgenies. I spoke with amazing people that were a part of the different departments of...felt like I could actually make connections with people. These were some of the things that really made...by Addgene. I have met some of the most genuine people who have shared amazing advice with me. Due to ...

  3. Six Spooky Science Stories and Halloween at Addgene

    Type
    Blog Post
    ...team costumes, and spooky science stories. Yes, please! At Addgene, we love finding ways to incorporate...bird feces, which get eaten by another snail, completing its lifecycle. Halloween genes The Halloween ...and drains all the blood out. Once the blood is depleted, the tongue atrophies and falls off. The louse...

  4. SciComm with the Experts at Science in the News Part 2

    Type
    Blog Post
    ...Science Communication group started. It's as simple as getting people together at a bar. Chapter 10: Maintaining...well as a platform for scientists to be viewed as people (#ActualLivingScientists). We also discuss the ...

  6. Supporting Rare Disease Research with BeHeard 2017

    Type
    Blog Post
    ...affected by devastating diseases that affect far fewer people and therefore fail to garner much international...the Institute of Biosciences and Bioresources in Naples, Italy. His group works on spinal muscular atrophy...data from primary peritoneal mesothelioma tumor samples that they have used to identify candidate genes...

  8. The Michael Davidson Collection: One-Stop Shop for Fluorescent Proteins

    Type
    Blog Post
    ...YFP) to the new and improved fruit colors (e.g., apple, papaya, and tomato) and the photoactivatable fluors...quickly. Researchers should keep in mind that a very simple sequential or double restriction enzyme digest ...on the corresponding plasmid pages (e.g. see Supplemental Documents here). If you’re not sure where your...

  9. In Living Color: The Skinny on In Vivo Imaging Tools

    Type
    Blog Post
    ...observe what’s happening inside cells for at least a couple of decades. Green is the classic color, but fluorescent...signal-to-background ratio, thus, allowing higher resolution in samples containing substantial autofluorescence background...direction of biosensors capable of revealing, for example, how muscles work inside a living animal. For those...

  10. Oh, The Places You Can Go: Careers in Science Communication - Product Development

    Type
    Blog Post
    ...Iowa in the Department of Pharmacology, I taught a couple of lectures in the undergraduate pharmacology course... editing sphere.” But things aren’t always that simple, especially when your spouse is also in science... stumbled upon eScience by luck, by chance, by complete happenstance. It was on Indeed or one of the job...

  11. Fostering communication in remote collaborations

    Type
    Blog Post
    ...helps improve your interpersonal relationships with people you’re collaborating with remotely. Depending on...as Slack. Share data and documents While having multiple scientists edit the same document may sound like...collaborators. Being able to present data from multiple aspects of a collaboration and immediately discuss...

  12. New CRISPR Web Resources and #12DaysofCRISPR Recap

    Type
    Blog Post
    ...CRISPR Antimicrobials Day 7: Multiplexing and Cas9 variants: CRISPR 101: Multiplex Expression of gRNAs and ...Cpf1: A New Tool for CRISPR Genome Editing and Multiplex Genome Editing with CRISPR-Cpf1 Day 4: Edit validation...

  13. Oh, The Places You Can Go: Careers in Science Communication - Curriculum Development

    Type
    Blog Post
    ...kind of walking them through the steps of, for example, cutting open a heart to look at the inside. We...a lot of interactives and videos, as well, to supplement the hands-on [aspect of the labs],” says Caitlin...new technologies in education and ask ‘Can we implement that?’ [And think about] where we [eScience] are...

  14. Addgene at the ASM Microbe 2016 Conference

    Type
    Blog Post
    ...University of Akron, Ohio. Congratulations! There was plenty of geeky fun to be had at ASM Microbe as well as...science theme, the Artwalk on the exhibit floor had plenty of wonderfully nerdy art for sale, and photos of...presented at the conference, it looks like there are plenty more exciting plasmid tools on the horizon for ...

  15. 10 Ways to Share Your Science!

    Type
    Blog Post
    ...skills help when it comes to finding a job. Many people in science will work in industry or take on collaborative...and their interest in science more generally to people outside of academia. Here are my recommendations... they start asking you questions. Remember that people like a good story and science involves characters...

  17. CRISPR Challenges: Standardization and Homology Directed Repair

    Type
    Blog Post
    ...common lexicon for genome editing studies. These complementary goals are aimed at improving translation of ... loosely paraphrased in the tweet below. The complexity and challenges of homology directed repair (HDR...editing and low off-target editing rates across multiple systems. Read our introductory blog post, then...

  18. New and Upcoming Viral Vectors - Spring 2019

    Type
    Blog Post
    ...jGCaMP7 sensors with different properties (for example, overall brightness or on/off kinetics) that makes...quantify targeting of particular cell types. For example, the mDlx enhancer restricts expression to GABAergic... particular catalog item is available for order please email [email protected] with the vector name and...

  19. Plasmids 101: Origin of Replication

    Type
    Blog Post
    ...manipulated with mutations in the replicon. For example, the pMB1 ori maintains about 20 copies per cell... any questions? Need something clarified? If so please, post in the comments.  References Chatterjee A...Schultz PG. A versatile platform for single- and multiple-unnatural amino acid mutagenesis in Escherichia...

  20. Viral Vectors 101: Parts of the AAV Transfer Plasmid

    Type
    Blog Post
    ...an ITR during routine plasmid propagation, with complete ITR loss abolishing AAV packaging. To prevent ... like as long as it’s ~4.4 kb or smaller. Some examples include a reporter like GFP, some smaller CRISPR-Cas...also drive different levels of expression. For example, CAG is a strong promoter that drives very high...

  22. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog Post
    ...incorporate into their own labs. This week we are pleased to announce the submission of the results of our...be examined. Increased yields with sucrose supplementation is serotype specific In our study we observed...preparations for, we wanted to be certain that this supplementation strategy would have no effect on the purity...

  23. Donations from Addgene to Yield Answers for Rare Disease Researchers

    Type
    Blog Post
    ...many different things in parallel.” Alternating Hemiplegia of Childhood Melodi McSweeney (right), a graduate...responsible for the disease known as Alternating Hemiplegia of Childhood (AHC). Patients affected by AHC ...from recurrent attacks of unilateral paralysis (hemiplegia) that are often painful and accompanied by migraines...

  24. Mentoring for Scientists: I Have a Mentor, What Now?

    Type
    Blog Post
    ...discussion. The Forced Choice Analysis is a fun example and you can find it in our Mentoring for Scientists...help the Mentee feel a sense of accountability to complete action items and make progress. To illustrate ...with regular accountability checks. Focus on implementation of your goals and respect the time your Mentor...

  25. FPbase: A new community-editable fluorescent protein database

    Type
    Blog Post
    ...about FPs than is currently represented at fpvis (complete spectral information, accession numbers, sequences...the goal of encouraging user contributions (using simple web forms) while also maintaining a relatively ...in the early stages of development, and there is plenty of room for improvement and elaboration.  Current...

  26. What Good Citizenship Can Do for Reproducibility in Science

    Type
    Blog Post
    ... It doesn’t have to be this way. We can never completely eliminate the risk that a minor variation in ...collective priority list. There has been progress—for example, a number of funders (e.g., the NIH) now look for...Press.  She trained originally in cell biology, completing her PhD at the MRC LMB in Cambridge UK and then...

  29. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    ...produced? Purifying exo-AAVs is actually a bit simpler than the classical purification protocol involving...have tried to modify it to improve yields. For example, transfecting the producer cell line with an expression...were always normalized to their genomic titers). Examples include the use of exo-AAV1 for transducing sensory...

  30. New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor

    Type
    Blog Post
    ...variants. Image adapted from Aggarwal et al…, Supplementary Figure 3.   Figure 3: pH titration...variants. Image adapted from Aggarwal et al…, Supplementary Figure 2.   Improved trafficking and localization... Multiple Authors...

  31. Scientists Map the SARS-CoV-2-Human Interaction Network

    Type
    Blog Post
    ... SARS-CoV-2 interacts with human proteins. For example, we used HEK293T cells in our first study, but ...collaborative science, and making it accessible to all people, not just scientists! *If you are requesting plasmids...plasmids for coronavirus or COVID-19 research, please email Addgene at [email protected] with your order...

  33. The Crispr Babies Saga Shows the Need for Action, Not More Delays

    Type
    Blog Post
    ...techniques are continually being refined; it is completely plausible that scientists will eventually have...many things we can navel-gaze over from the last couple of weeks, including whether or not scientists can...history of medical research, there have always been people who unethically experiment on humans, and they ...

  34. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

    Type
    Blog Post
    ... enzymes, some of which are also functional in multiple species (read Arbor Biotechnologies' press release...nt direct repeat) mediating potent knockdown. Multiplexing from the CRISPR array yielded >90% knockdown... necessary. Konermann et al. compared CasRx to multiple RNA regulating methods: small hairpin RNA interference...

  35. Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification

    Type
    Blog Post
    ...of both AsLOV2 and the nanobody. As a proof-of-principle the Toettcher Lab monitored how AsLOV2 insertion...manipulation of the signaling pathway.  As a proof-of-principle, the team created an OptoNB to control the Ras...levers to pull to control signaling pathways. For example, if the OptoNB could bind and block a receptor ...

  36. How Addgene Creates Content

    Type
    Blog Post
    ... look at how we create this content, using the example of our Antibody Guide, which was published alongside...can. We even have a Slack channel just for asking people if they can write or review things and another ...require updating or retiring. CRISPR/Cas9, for example, has gone through rapid change in the past few ...

  37. GCE4All: Making Genetic Code Expansion Accessible

    Type
    Blog Post
    ...researchers new to GCE aren’t able to successfully complete their experiments and many others are dubious ...universal techniques that researchers can easily implement in their own labs. They provide resources, knowledge...bulletin board on their website specifically so people can talk about GCE. In fact, their first protocol...

  38. Viral Vectors 101: The AAV Retrograde Serotype

    Type
    Blog Post
    ...cool because they can transmit information, for example, from one of the 180 regions to another or from...even further defined population of neurons. For example, say I wanted to access all the neurons that signaled... Multiple Authors...

  39. Viral Vectors 101: Viral Applications

    Type
    Blog Post
    ...shRNAs are short RNA sequences which target complementary mRNA sequence for degradation. Viral introduction...targeting an exon in your gene of interest, for example. Some customization is required, but many viral...them an ideal delivery system for human patients. Multiple viral-based gene therapies have already been approved...

  40. Viral Vectors 101: Viral Vector Elements

    Type
    Blog Post
    ...For safety and production reasons, multiple plasmids with many components are used to package lab grown...with each other to allow DNA synthesis of the complementary strand to yield dsDNA. Unlike LTRs, ITRs are...): Cold Spring Harbor Laboratory Press; 1997. Principles of Retroviral Vector Design. Available from: ...

  41. Antibodies 101: Monoclonal Antibodies

    Type
    Blog Post
    ...specific region of your protein of interest. For example, if you are studying a protein that may bind a ...recognize the protein even though it is present in your sample. Additionally, there is a lower likelihood that...higher than that of polyclonal antibodies. For example, it takes longer to develop a hybridoma than it...

  42. 3 Challenges in Plant Synthetic Biology

    Type
    Blog Post
    ...agriculture, are now synonymous with GM to the point that people cannot imagine any use for GM technology other ... is not food, not medicine, and not mandatory – people can decide for themselves if they want this beautiful...developed a genetic tool for plant engineering, please share it with Addgene to both build the plant synthetic...

  43. RaPID Detection of RNA-protein Interactions

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    Blog Post
    ...preserves RNA structure and naturally occurring complexes present in the cell, it can also introduce non-physiological...non-physiological RNA-protein interactions due to sample processing. Require prior knowledge that the protein...levels seen in HHCS patients. These are just three examples of how RaPID can be used to study RNA-protein ...

  44. Plasmid Tools for Microbiome Studies

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    Blog Post
    ...intensive to process a large number of microbiome samples. To enable large-scale, longitudinal studies of...and can approximate mRNA concentration within a sample. Using this system, the Collins lab was able to...lab validated their platform on clinical stool samples by comparison to qPCR and demonstrated that it ...

  45. The Breast Cancer Microenvironment: A Tumor’s Backstage Team

    Type
    Blog Post
    ...affect it. While tumors may be the stars, there's plenty of action outside of tumor cells, and recent studies...deeply connected to these 3 stages and contains multiple cell types: fibroblasts, myofibroblasts, neuroendocrine...spread and drug resistance? Although we’ve seen how multiple types of cells affect tumor progression, enzymes...

  46. Choosing the B(right)est Fluorescent Protein: Aggregation Tendency

    Type
    Blog Post
    ...based on size. Whether higher molecular weight complexes are detected will depend on the homodimer affinity...will be problem-free. In figure 1 we provide an example of the OSER assay with a number of fluorescent ...tested. To conclude, we recommend that you try a couple of different fluorescent proteins when protein ...

  47. Rosella: A Fluorescent pH-Biosensor for Studying Autophagy

    Type
    Blog Post
    ... practice to compare degradation rates between samples treated with or without an autophagy inhibitor....accumulates in the vacuole. See Figure 2 for an example of what fluorescence looks like for cytoplasmic...Fluorescent Protein Oligomerization Seeing Red: Simple GFP Photoconversion Light Sheet Fluorescence Microscopy...

  48. What's New in CRISPR - November 2021

    Type
    Blog Post
    ... further demonstrated that PRIME-del can be “multiplexed” using pooled paired pegRNAs.  Read the paper...Xue’s lab also uses paired pegRNAs targeting complementary DNA strands to program large genomic deletions... without small insertions. But, instead, PEDAR couples this deletion process to a prime editing enzyme...

  49. Plasmids 101: The protein expression toolbox

    Type
    Blog Post
    ... the LoxP sites, which is more difficult than a simple knock out. Looking for some permanent knock out...transcripts. When transiently introduced, they can deplete endogenous protein levels for 1-3 days. There’... tunable control These systems can be easily implemented for exogenously introduced proteins, as many ...

  50. Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics

    Type
    Blog Post
    ...ever like to write about a recent plasmid deposit please sign up here.        AAV delivery of split base... Type IIS restriction sites to easily assemble multiple DNA fragments. This system has been used to construct...controlled by Cre recombination. Each cell can have multiple copies of the transgene that recombine independently...
Showing: 701 - 750 of 1018 results