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TypeBlog Post...variety of transferable skills. At Addgene we've set out to fill this gap by both highlighting that researchers...
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FLEx Technology and Optogenetics: Flipping the switch on gene expression with high spatial and temporal resolution
TypeBlog Post...its expression, and is flanked (“floxed”) by two sets of incompatible recognition sites (e.g., loxP and... -
9 tips for a successful postdoctoral experience
TypeBlog Post...is orthogonal to their scientific research skill set. You'll need to motivate your trainees, communicate... -
Plasmids 101: Using Transposons in the Lab
TypeBlog Post... discovery of RNA guided transposons in bacteria sets the stage for combining the super powers of CRISPR... transposons encode reporter genes, mutagenic cassettes, or barcodes. When transposons are delivered to... -
A Guide to Getting Started in Undergrad Research
TypeBlog Post... done things that I never even imagined before I set foot in the lab. They’re also more than eager to ... -
Plasmids 101: Dimers and Multimers
TypeBlog Post...different-sized multimers, you may even see different sets of bands on the gel corresponding to each type of... -
Antibodies 101: Introduction to Antibodies
TypeBlog Post...initiates different immune cascades. In the research setting, antibodies of different isotypes can be used together...of antibodies is used to both identify the cell subsets of interest from among the mixture and to measure... -
Protocol - How to Run an Agarose Gel
TypeProtocol...solidified. Pro-Tip If you are in a hurry, the gel will set more quickly if you place the gel tray at 4 °C earlier...increases the density of your DNA sample causing it settle to the bottom of the gel well, instead of diffusing... -
With an Eye Towards the Future, We Look Back at the March for Science
TypeBlog Post...March for Science in Albany, NY, many tables were set up with various science demonstrations, and students... -
Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)
TypeBlog Post...anise?” This is something I was expecting when I set out to make my first CRISPR/Cas9 gene edit. I wanted... -
Selecting Your Plasmid Purification Kit
TypeBlog Post... easier to automate and use in high-throughput settings, but when it comes to low-throughput applications...recommend avoiding a High Quantity/Low Quality mindset for any applications. DNA quantity is fairly self...reactions with relatively little work after the initial setup. (Addgene actually uses some of these — if you’re... -
An “elegans” Approach to Better CRISPR/Cas9 Editing Efficiency
TypeBlog Post... Mello labs also identified several experimental set ups that could improve CRISPR efficiency in C. elegans...introduced. Cre-mediated excision of the selective cassette minimizes the sequence added, leaving a 34 bp ..., however the development of the self-excising cassette (Dickinson et al., 2015) made this step as simple...Engineering with a Self-Excising Drug Selection Cassette. Genetics 200:1035–1049 . https://doi.org/10.1534...genetics.120.303564 Kim H, Ishidate T, Ghanta KS, Seth M, Conte D Jr, Shirayama M, Mello CC (2014) A Co-CRISPR... -
Which Fluorescence Microscopy Techniques is Best for Me?
TypeBlog Post...microscopist at your institution when heading into a new set of experiments. Many thanks to our guest blogger...number of optical and chemical ‘tricks’ to turn subsets of fluorescent molecules on and off. This can provide... -
Special Delivery: Fluorophore Targeting for FRET Studies
TypeBlog Post...addresses these questions, which are critical in setting up a FRET-based assay or screen (the Addgene blog... -
Handling Plasmids from Addgene - Purifying Plasmid DNA
TypeProtocol...tube for 5 min at room temperature on the highest setting. Note: You should see clearly separated layers:... -
CRISPR 101: Multiplex Expression of gRNAs
TypeBlog Post...Gersbach Lab multiplexing plasmids: This plasmid set allows you to express 2-4 gRNAs, with four being ...including Standard PolIII-gRNA cassette, Csy4-cleavable cassette, and PTG cassette. Find gRNA multiplexing...smaller than constructs with multiple promoter-gRNA cassettes, making them advantageous for small capacity vectors...aTet-inducible gRNA and a backbone-targeting gRNA cassette for plasmid curing through "self-destruction" ... -
Fluorescent Proteins 101: Photoactivatable Fluorescent Proteins
TypeBlog Post...optimize your activation protocol for your particular set up. Applications of photoactivatable fluorescent ...and Wei‐Lih Lee. "Photoactivatable GFP tagging cassettes for protein‐tracking studies in the budding yeast... -
Plasmids 101: Modular Cloning Applications and Kits
TypeBlog Post...Peripheral Infrastructure Vectors and an Extended Set of Plant Parts for the Modular Cloning System.” PLOS... chromosomal integration of larger expression cassettes (Shaw et al., 2023). Those looking to express ...different promoters, terminators, enhancers, and cross-cassette interactions in gene expression, and to generate... -
AAV Purification by Iodixanol Gradient Ultracentrifugation
TypeProtocol...AAV-containing Iodixanol solution will flow from the needle set at the 40–60% interface. Make sure that the microcentrifuge...Protocol Video Watch the protocol video below to learn setup and use an iodixanol column gradient for AAV purification...forth a few times to mix the iodixanol that has settled at the bottom of the column. We recommend concentrating... -
Western Blot
TypeProtocol...follows: Unseal the iBlot 2 PVDF Mini transfer stack. Set the Top Stack to one side and discard the white separator...