We narrowed to 1,010 results for: ple
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TypeBlog 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 ...
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Scientists Map the SARS-CoV-2-Human Interaction Network
TypeBlog 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... -
Hot Plasmids - December 2019 - CRISPR pooled library, LipoGlo, CRISPRa, and Voltage Imaging Tools
TypeBlog Post...ever like to write about a recent plasmid deposit please sign up here. A retroviral mouse CRISPR...Thus, the bEFPs bind the UAS via the dCas9-gRNA complex which allows transcription from the promoter. ...should serve as both a powerful tool for generating complex regulatory systems and further the study of natural... -
What Good Citizenship Can Do for Reproducibility in Science
TypeBlog 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... -
New Neuroscience Tool: The iGluSnFR3 Glutamate Sensor
TypeBlog 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... -
Hot Plasmids - September 2019 - CRISPR, Auxin Inducible Degradation, MerMAID Channelrhodopsins, and Genome Looping
TypeBlog Post...ever like to write about a recent plasmid deposit please sign up here. New toolkit for N or C terminal...binds to TIR1 of the SCF-TIR1 ubiquitin ligase complex, promoting its interaction with the degron sequence...used ChRs in that they cause a rapid and almost complete desensitization when exposed to continuous bright... -
Fluorescent Proteins 101: Luciferase
TypeBlog Post... most familiar bioluminescent organism for most people is the firefly (Photinus pyralis) and perhaps not...luciferase activity as a measure of signaling activity. Multiple response elements are cloned into a plasmid upstream... will result in luciferase expression and more complex cell treatments can be designed to further explore... -
Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering
TypeBlog 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... -
Viral Vectors 101: Viral Vector Elements
TypeBlog 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: ... -
GCE4All: Making Genetic Code Expansion Accessible
TypeBlog 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... -
Viral Vectors 101: The AAV Retrograde Serotype
TypeBlog 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... -
Viral Vectors 101: Viral Applications
TypeBlog 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... -
How Addgene Creates Content
TypeBlog 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 ... -
Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification
TypeBlog 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 ... -
Antibodies 101: Monoclonal Antibodies
TypeBlog 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... -
3 Challenges in Plant Synthetic Biology
TypeBlog 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... -
RaPID Detection of RNA-protein Interactions
TypeBlog 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 ... -
Choosing the B(right)est Fluorescent Protein: Aggregation Tendency
TypeBlog 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 ... -
Rosella: A Fluorescent pH-Biosensor for Studying Autophagy
TypeBlog 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... -
Plasmid Tools for Microbiome Studies
TypeBlog 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 ...