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TypeBlog Post...hot plasmids articles. Think we missed something smokin'? You can pitch a Hot Plasmids section (antibodies...heatshock promoter) drives expression of the tumor-seeking CAR (chimeric antigen receptor), whereas a ubiquitous... variants with similar capabilities. If you’re looking for a super stable FP for your next microscopy ...
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The Importance of High Titer for AAV Transductions
TypeBlog Post...Check out this post for a refresher on AAV titers Making contact with a cell Although an individual AAV ... this type of vector to such a high titer when looking for effective gene expression. How do you achieve... Hanley is a Research Team Lab Tech at Addgene working on methods to improve AAV production. References... -
The Power Behind NGS Plasmid Validation: seqWell
TypeBlog Post...“reading”) of DNA, have changed our collective thinking about the feasible size and scope of projects ...library prep. As part of our mission, we’ve been working with Addgene to develop and apply our plexWell™...read level, and because custom primers or "primer-walking" reactions are completely unnecessary for sequencing... -
Hot Plasmids - September 2019 - CRISPR, Auxin Inducible Degradation, MerMAID Channelrhodopsins, and Genome Looping
TypeBlog Post...contributed by Eric Perkins Mammalian genomic DNA is not just a 2-D linear molecule snaking through our cells...These loops not only provide a 3-D structure for packing genomic DNA into nuclei, but are also thought to... -
Summer SciComm Series: A PhD in Science Communication
TypeBlog Post... apart sources of information they don’t like, looking for reasons to dismiss them. There’s evidence to...Zealand’s multiple Covid-19 lockdowns, I held mask-making workshops in my community. I brought along printed... to better meet the needs of the people we are talking to. Emma Harcourt is a PhD student in the Department... -
R Bodies: Membrane-Rupturing Microscopic Tools
TypeBlog Post...biological motion (whether endocytosis, vesicle trafficking, or muscle contractions) are produced by orchestrated...the ciliate. It’s thought that they function as a kind of armor to protect their host from predation (Petroni... -
Components of CRISPR/Cas9
TypeBlog Post...Cas9, and the tracrRNA which acts as a scaffold linking the crRNA to Cas9 and facilitates processing of...different components of CRISPR, It's time to start thinking about how you can used them in your experiments...experiments. Use the following flow chart to get you thinking about the types of experiments you're planning on... -
Plasmids 101: How to Verify Your Plasmid Using a Restriction Digest Analysis
TypeBlog Post...idea to take some time to confirm that you are working with the correct construct, and verify that the...Consult the manufacturer’s manual for the optimal working conditions for each enzyme. Watch out for methylation...run control uncut DNA to ensure your enzymes are working. When uncut plasmid DNA is isolated and run on ... -
Viral Vectors 101: Viral Vector Elements
TypeBlog Post...think. So, if you’ve ever wondered what goes into ‘making virus’ or what gag and pol stand for, we demystify...recombinant adenovirus is missing the endogenous E1 gene, making it replication deficient. This is typically supplied...discussed are compiled for reference below. Happy virus making! References and Resources Kulanayake, S., Tikoo... -
Viral Vectors 101: The AAV Retrograde Serotype
TypeBlog Post...can begin to understand how the brain works. It’s kind of like “the head bone’s connected to the neck bone... to the rest of the body. Therefore, by simply looking at how neurons are physically connected we can ...efficiently deliver genetic information or tools, making them useful tracers, but finding a virus that works... -
Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering
TypeBlog Post...These enzymes also do not require a protospacer flanking sequence, so you can target virtually any RNA ...Cas13d enzymes have a median length of ~930aa - making them 17-26% smaller than other Cas13s and a whopping...and we at Addgene appreciate our depositors for making their tools available to the broader community.... -
A Practical Approach to Choosing the B(right)est Fluorescent Protein
TypeBlog Post...reference protein) under identical conditions, a ranking of the practical brightness can be made (Goedhart...repeating this with another fluorescent protein, a ranking of practical brightness can be made. This strategy...their practical brightness in a system closely mimicking the future application. In figure 2 we provide... -
Enabling Precision Functional Genomics with the Target Accelerator Plasmid Collection
TypeBlog Post...high-throughput manner and therefore push us closer to making cancer precision medicine a reality. Challenges...Since time is of the essence in clinical settings, looking ahead, we’re starting to build saturating libraries... Institute of Harvard and MIT and is focused on making precision functional genomics a reality for future... -
Behind the scenes: Addgene’s new search engine and more
TypeBlog Post...— by directly typing terms in a search bar, by ticking some boxes, by selecting a suggestion — how should...resources. Filters We identified the most useful kinds of information per resource category to expose as...our search indices in order to support different kinds of matches: exact words, partial words, phrases,... -
15 Years of Addgene: The Top 15 Plasmids
TypeBlog Post...great? It produces a ~10 fold higher titer virus, making it ideal for CRISPR pooled library screening experiments...V2.0 was made available through Addgene in 2015, making this the most recently available plasmid in the... thank all of our depositors and requestors for making their reagents available and for supporting scientific... -
AAV Q&A with Tim Miles
TypeBlog Post...question that didn’t get answered live - but he kindly took some time to address all your unanswered questions...astrocyte specificity and would like to get it working in microglia as well. A: We are not aware of any... tail vein injections but would like to avoid "leaking" into the brain, would you recommend using the ... -
Antibodies 101: Monoclonal Antibodies
TypeBlog Post..., you may be curious about all of the different kinds of antibodies that are available. One common type...References Bradbury ARM, Trinklein ND, Thie H, Wilkinson IC, Tandon AK, Anderson S, Bladen CL, Jones B,...TA, Humphries MJ (2016) Ligand-induced Epitope Masking. Journal of Biological Chemistry 291:20993–21007... -
Pooled CRISPR Libraries Offer Genome-Wide Control for Large-Scale Functional Screens
TypeBlog Post... it’s working. You can only do that screen with a system you are really confident about working for most...made standard protocols available and they are working to further optimize those now. They are also developing... -
3 Challenges in Plant Synthetic Biology
TypeBlog Post...better fuels, feeds, foods, and fibers. And because working with plants can be challenging, there are a lot...construct our color changing flower we are carefully making our way through the IP landscape, using plant parts...novel pieces where applicable. We will also be working with open source, transformation technologies like... -
Advice for Starting a Biotech Company from a Grad Student turned Entrepreneur
TypeBlog Post... and devoted 100% of his energy and effort into making the startup self-sustainable. Within a year from...all safety nets.” Raising seed money. “Before seeking funding, ask yourself if you really want to do ...Co-founder and formerly VP Operations of Sample6) for taking the time to speak with us about the biotech startup...