We narrowed to 929 results for: Comp;
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TypeBlog Post...photobleaching, and achieve better signal in vivo as compared to imaging with broccoli aptamers or MS2 tags ...APOBEC3A-Cas9n-UGI and APOBEC3B-Cas9n-UGI base editing complexes are more efficient than the BE3 plasmid containing...
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Antibodies 101: Avoiding the Mouse on Mouse Mess in IHC
TypeBlog Post...targets. Pre-formed primary and secondary antibody complexes (Figure 2B) Some labs have found that you can ...). One issue with this strategy is that large complexes may not permeate through your tissue samples as... -
Donations from Addgene to Yield Answers for Rare Disease Researchers
TypeBlog Post...the Rare Genomics Institute sponsors a global competition for researchers working on rare diseases, offering...paralysis (hemiplegia) that are often painful and accompanied by migraines. Those attacks can be brought on... -
Hot Plasmids: FRET-Based Biosensors
TypeBlog Post...interest,” Griesbeck said. Because they are chemical compounds, they have to be applied or injected, and they...give it a shot. “Beginners sometimes think it’s complicated, but actually it is very good,” he said. “It ... -
Interview: Ed Boyden on Optogenetics, Neuroscience, and the Future of Neuroengineering
TypeBlog Post...the cells within them work together or perhaps compete against each other. Getting two-color stimulation...three or four hour conversation. The brain is very complex and we've hosted hundreds of visitors in our lab... -
Scientists Map the SARS-CoV-2-Human Interaction Network
TypeBlog Post...published an article on BioRxiv describing a comprehensive SARS-CoV-2 virus-human interaction network in... are a few key details. Our set of constructs comprises all SARS-CoV-2 viral proteins except for Nsp3 ... -
Celebrate National Book Month with Addgene
TypeBlog Post...Musicophilia is accessible and fascinating, all without compromising on the relevant science." - Randall Carter...Additional resources on the Addgene blog Learn about company culture at Addgene Read about other lunch activities... -
Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System
TypeBlog Post...would recognize serotonin. Using a combination of computer modeling, directed evolution, site-saturation ...and colonization opportunities for bacteria. To compare the artificial leaf to A. thaliana leaf, Bernach... -
Visualizing Genomic Loci with CRISPR-Sirius
TypeBlog Post...and sgRNA-Sirius-8XMS2 scaffolds performed, they compared them head-to-head against CRISPRainbow. Both tools...visualization tools can be used in live cells. Compared to its predecessor CRISPRainbow, CRISPR-Sirius... -
Quick Guide to Working with Drosophila Part 2: Controlling Gene Expression in Flies with Gal4/UAS
TypeBlog Post...mutation that disrupts the function of YFG. You could compare this mutant fly to one lacking the mutation in ...wanted to express them within a specific neuronal compartment, you could express them individually or simultaneously... -
The Power Behind NGS Plasmid Validation: seqWell
TypeBlog Post...custom primers or "primer-walking" reactions are completely unnecessary for sequencing multi-kb DNA inserts...seqWell, Inc. He is a sequencing technologist and computational biologist with a passion for solving critical... -
"Build Your Plasmid": The Game - Play to Teach
TypeBlog Post...playing a card game called “Magic”. There were complicated rules that governed how this game was played....should be “brains-on”, but as much as I try being compelling, interactive, and application-driven to boost... -
The MTA at Addgene
TypeBlog Post...has placed a request for your plasmid, they must complete a Recipient Scientist Acknowledgment (RSA), which...use for the requested material. Once the RSA is completed, the recipient organization is sent the MTA to... -
Hot Plasmids - January 2023
TypeBlog Post... Fig. 1: Csm, shRNA, and Cas13 were compared head-to-head for gene expression changes of non-target...JA. Precise transcript targeting by CRISPR-Csm complexes. Nat Biotechnol. 2023 Jan 23. doi: 10.1038/s41587... -
Networking Follow-up: I Met a Person. Now What?
TypeBlog Post...link can be your new card. Follow your contact’s company on LinkedIn (or via industry newsletters such as...this because I want it to be clear that it is completely impossible for me or anyone to stay in touch ... -
The Crispr Babies Saga Shows the Need for Action, Not More Delays
TypeBlog Post...techniques are continually being refined; it is completely plausible that scientists will eventually have...standardized process of good research practice: computer simulations, in vitro research, animal models,... -
With Our New Viral Service, We're Taking CRISPR Further!
TypeBlog Post... production of viruses used to deliver CRISPR components to cells or organisms under study. In the past...lentivirus production frustrating - a researcher can complete an entire lentiviral production protocol only ... -
Four Factors that Differentiate the Stem Cell Field
TypeBlog Post...field. Of course they are competing with each other, but it's a healthy competition. What an honor for Addgene... -
Plasmids 101: Screening Strategies Used in Plasmid Cloning
TypeBlog Post... creates a non-functional 𝛽-galactosidase. Complementing this mutation by expressing this deleted portion...get started, you will first need a primer that complements your plasmid sequence. Start with a backbone-... -
Fluorescent CRISPR Reporters: SRIRACCHA and GEmCherry2
TypeBlog Post...increase in the number of endogenous indel edits when compared to unsorted cells (Wen et al., 2018). Thus SRIRACCHA...expression. As a proof of concept the Denham lab compared editing at three different genomic sites in the... -
Hot Plasmids - May 2022
TypeBlog Post...SSAP system reports an efficiency of up to 20%, comparable to commonly used CRISPR/Cas9 methods for large...error rates overall ranged from 0.3% to 10%, in comparison to the 62-90% error rate seen with Cas9 editors... -
Antibodies 101: Isotypes
TypeBlog Post...portion of different antibody isotypes. Binding to complement system proteins, which can initiate a cascade...antibodies through cells and into different body compartments, such as into mucus, tears, or milk. When using... -
Viral Vectors 101: Viral Applications
TypeBlog Post...shRNAs are short RNA sequences which target complementary mRNA sequence for degradation. Viral introduction... virus to which immunity is desired. Instead, components of the virus are now delivered in other forms... -
From Lab Bench to Leadership: Transitioning into Management as a PhD
TypeBlog Post...and learn from them. I started at my previous company by taking on responsibilities such as mentoring...facilitated a team meeting to highlight their complementary strengths. By encouraging alignment on goals... -
Plasmids 101: Screens vs. Selections
TypeBlog Post... range from a defined pathway or reaction to a complex event such as cancer or even aging. For both a ...CRISPR, drug, etc.), just with an added baseline component. Alternative screening techniques While CRISPR... -
GPCRs: How Do They Work and How Do We Study Them?
TypeBlog Post...binding of a new inactive heterotrimeric G protein complex and subsequently another round of signaling. ...gamma subunits of the heterotrimeric G protein complex that can be used to detect G protein activation... -
Choosing a CRISPR Nuclease: Site Accessibility, Specificity, and Sensitivity
TypeBlog Post...resulting in a Cas9 with improved specificity. They compared on-site and off-site activity of Sniper-Cas9 to...et al. "Evolved Cas9 variants with broad PAM compatibility and high DNA specificity." Nature 556.7699 (... -
Top Requested Lentivirus and AAV of 2016
TypeBlog Post...lentiviruses expressing various gRNAs. It’s better to compare the phenotypic effects of expressing various gRNAs...expression between experiments and over time (as compared to separate transductions with a single-vector... -
Plasmids 101: Methylation and Restriction Enzymes
TypeBlog Post...protect themselves from foreign DNA. The other component of these systems, methyltransferases, methylate...add methyl groups to specific DNA sequences and companion endonucleases that recognizes and cleave the same... -
Will You Be My Mentor? Finding and Asking for Mentoring Support
TypeBlog Post... Provide perspective on core values at another company/department Give more candid feedback and be able...If they say no, don’t worry about it. It is a compliment to ask someone to share their wisdom and they... -
Antibodies 101: Secondary Antibodies
TypeBlog Post...interest is often one of the most challenging components of any immunoimaging assay. Secondary antibodies... (And while I have it on good authority that a complete Western blot can be run in a single day, I really... -
Announcing the Winners of the 2021 Michael Davidson and Roger Tsien Commemorative Conference Awards
TypeBlog Post...used along other thiol-containing acceptors in competition assays. “I believe that improved biosensors or...related to addiction and pain. Once these are completed, Hubbard will image these neurons using GCaMP7... -
Tagging Optogenetics and Chemogenetics Receptors: Fluorescent Proteins and Other Options
TypeBlog Post... but not necessarily at the same subcellular compartment as the opsin or chemogenetic receptor. This may...Purification of a RAS-responsive adenylyl cyclase complex from Saccharomyces cerevisiae by use of an epitope... -
Addgene: The First Twenty Years
TypeBlog Post...Addgene! Addgene was established as an e-commerce company, which helped it stay ahead of the curve as access...combatting the virus. Our COVID-19 collection, comprised of 1302 plasmids, was shared with researchers ... -
Giving gRNAs a Facelift - Synthetic and Beyond
TypeBlog Post...important in experiments in which viability is being compromised by introduction of foreign RNAs or immunity itself... CRISPR 101: Ribonucleoprotein (RNP) Delivery Components of CRISPR/Cas9 ... -
Transferable Skills Guide: Cross-team Communication
TypeBlog Post... Addgene move from completing 2-3 large projects a year, on average, to completing 8-10 projects per year... -
Teaching an Old DOG New Tricks: Controlling Protein Activity with GFP
TypeBlog Post... found suitable pairs, they constructed three components: GBPa-VP16 (activation domain); GBPb-GAL4 (DNA-binding..., GFP linked the two GBPs together to create a complete transcription factor, activating luciferase transcription... -
The Future of Research Symposium Boston 2015
TypeBlog Post... about how the system operates and functions” “Complete lack of information on number of postdocs” “Postdocs...Harvard’s Therapeutics Graduate Program has a compulsory internship to be taken in an industry, regulatory... -
Hot Plasmids - October 2020
TypeBlog Post...expanding our ability to study and understand the complex interworking of the 86 billion neurons in the human...Sciences. Like many split FPs, split-wrmScarlet is composed of two FP fragments that are not fluorescent on... -
A Look Back at One Year of Plasmid Sharing for COVID-19 Research
TypeBlog Post... Figure 1: SARS-CoV-2 proteins and other components. Image from Maya Kostman for the IGI. ...-LAMP) and a colorimetric readout that can be completed in just 45 minutes. The team deposited the reverse... -
Fluorescent Proteins 101: Introduction to FRET
TypeBlog Post.... The donor and acceptor fluorophores must be compatible, such that the emission spectrum of the donor...or be detected even if the two proteins form a complex. To help troubleshoot your experimental setup ... -
Popular Retroviral Vectors and Their Uses in Scientific Research
TypeBlog Post...multiplexed analysis of cells pre-treated with a compound of interest. Lentiviral vectors Popular Lentiviral...modular and flexible system can be used to construct complex lentiviruses for modification of mammalian cells... -
BeHeard Award 2018: Diseases of Glycosylation, Arginine Mutagenesis, & Neural Development
TypeBlog Post...development, recognition and migration, the immune compromise observed in CDG patients is not surprising. However... into functional multi-subunit macromolecular complexes, but a serendipitous discovery led them to investigate... -
Design Tips for Prime Editing
TypeBlog Post...extended to include a primer binding site (PBS) complementary to the genome and a reverse transcriptase (RT...Nureki, O. (2014). Crystal Structure of Cas9 in Complex with Guide RNA and Target DNA. Cell, 156(5), 935... -
Hot Plasmids February 2024
TypeBlog Post...variant has similar photostability and brightness compared to the original, though its maturation is even...cell-specific tropism, with slightly reduced efficacy compared to AA9-X1.1. Importantly, AAV1-X1 is not neutralized... -
Savvy Advocates Needed to Navigate a Scientific Enterprise in Flux
TypeBlog Post... for us all. For example, implementation and compliance for the FLSA changes, including finding money...postdocs nationwide. On this level, FoR is currently compiling a database of institutional responses to the FLSA... -
The Materials Science of Optogenetics Experiments
TypeBlog Post...required to produce your fiber optic implant. Companies such as Thor Labs and Precision Fiber Products...writing. Derek is also a pianist and an aspiring composer. View his blog drsimonsaysscience.org or follow... -
The Scientific Conference Poster Session: Tips for Success
TypeBlog Post...practice while seated or with your poster on your computer screen than it is to pretend you’re standing at...guilty of this, and have many times answered a completely different question than the intended one. Take... -
Common Injection Routes in Mice
TypeBlog Post... but they are not recommended for tumorigenic compounds, as circulation is slower, and more institutional...depending on researcher preferences. It sounds complicated but has a pretty low learning curve! Restraint... -
Production of Virus in Insect Versus Mammalian Cells
TypeBlog Post...plants, mammals, and insects. In this post, we will compare two of the most widely used systems, mammalian ... from dedicated adenoviral production labs or companies. Production of both AAV and lentivirus requires...