We narrowed to 964 results for: tes
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TypeBlog Post...through 2009, though I suspect that our costume contests were indeed occurring earlier but that the photo...protect the innocent revelers. Our Halloween costume contests have become an annual tradition in which we choose...finding out who wins this year’s Addgene costume contest, like us on Facebook and checkout our FB page on...
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New Viral Vectors - March 2024
TypeBlog Post...only March!) In our repository, you'll find the latest iteration of GCaMP, GCaMP8, available in new serotypes...repository Name Serotype Category Depositor Notes AAV-CAG-jGCaMP8s-WPRE AAV1 Biosensor Looger New...forgot to use the link below to keep up with the latest in Addgene's viral vectors services and resources... -
AAV Packaged on Request is Here!
TypeBlog Post...our in-stock service: ddPCR, purity testing, and sterility testing, plus viral genomic sequencing to confirm...AAVrg and 7 × 1012 GC/mL for AAV2. There are no quotes or special processes involved; simply request your... -
The CRISPR Software Matchmaker: A New Tool for Choosing the Best CRISPR Software for Your Needs
TypeBlog Post...you need access to raw data, the target sites, off-target sites, scores and the statistics that go into...genome contains only 0.66 million targetable NGG PAM sites whereas the human genome has about 300 million. ...newer tools may still prove somewhat useful for the latest NTT targeting Cas protein, Cpf1. Separately, on-target... -
Addgene Stands with the Scientific Community
TypeBlog Post...in the United States but around the world. As an organization that directly collaborates with NIH-funded... are constrained. This collaborative approach eliminates redundant work, saving time and allowing precious... -
Michael Koeris' Journey from Grad Student to Entrepreneur: The Story of Sample 6
TypeBlog Post... develop tests for food products as opposed to therapeutics 15:15 - 16:26 : Means for testing for pathogens...how It works 18:02 - 19:56 : Why Sample 6's first test was for Lysteria 19:56 - 24:41 : Who is using Sample... -
Optogenetics + CRISPR, Using Light to Control Genome Editing
TypeBlog Post...to activate gene transcription. The researchers tested a variety of combinations to optimize both fusion...500nm). By fusing the two pdDronpa domains to the sites flanking the DNA-binding cleft of Cas9, the fluorescent...Upon light activation, dCas9 is released within minutes and red foci formed 20-40 min later. The CASANOVA...synthetase, read this article). The group first tested photocaging various lysines in Cas9 to determine... -
Bringing Sustainable Practices to the Lab: Innovations
TypeBlog Post...environmental impact of those processes? Who even regulates them? You may be surprised to learn that it hasn... been 50 years since the creation of the United States Environmental Protection Agency, which started ...scientists washed and reused materials such as glass pipettes or inoculation loops. While single-use is now ... -
Reflections and Looking Ahead
TypeBlog Post...enriched our repository with 15,020 new plasmids — a testament to the scientific community's commitment to open...brings us closer to making an impact on humanity's greatest challenges. Thank you for being part of this incredible...future of science. Want to learn more about our latest developments? Subscribe to the Addgene newsletter... -
Top 10 Open Science Developments of 2013
TypeBlog Post...So, as 2013 comes to a close, let’s take a few minutes to reflect on some of the most noteworthy developments...database to gather the results of Myriad's genetic tests for breast and ovarian cancer risk directly from...granted via a public repository or authors’ own web sites. 9) The year 2013 has also been the year of... -
From our Table to Yours: An Inside Look at Lunch at Addgene
TypeBlog Post... was pumpkin. Everyone gets to vote for their favorites, and trophies are awarded and coveted. I’ve only...we head into Thanksgiving weekend in the United States, I look forward to gathering around a large table...you have any traditions that you share with your labmates, be they food related or not? We would love to... -
X-CHIME: Context Dependent Germline Knockout in Immune Cells
TypeBlog Post..., M.W., Nguyen, T.H., Coxe, M.A., Miller, B.C., Yates, K.B., Gillis, J.E., Sen, D.R., Gaudiano, E.F., ..., Haining, W.N., & Sharpe, A.H. (2019). PTPN2 regulates the generation of exhausted CD8+ T cell subpopulations...0480-4 LaFleur, M. W., Nguyen, T. H., Coxe, M. A., Yates, K. B., Trombley, J. D., Weiss, S. A., Brown, F.... -
Antibody Guide
TypeGuide...response has developed, the antibodies are collected, tested against the antigen, packaged, and sold. This is...immortalized B cells). The genetic reorganization that creates variety in the antibody allowing for their extreme...class therefore has a valency, or number of binding sites available per antibody unit, which is typically ...multiplied by two, as each antibody has two binding sites. Isotype Description Configuration and Valency Subclasses...Monomer with a valency of 2 IgE Protects against parasites and is responsible for driving allergic reactions...in the lab. Check for and record any expiration dates. Buffers Buffers are a concern for conjugating and...reaction in the presence of several different substrates. The luminescence produced by the reaction can... -
Plan Your Experiment
TypeGuide...additional sites throughout the genome. These sites are called off-targets. Be aware of off-target sites when...efficiency. So while testing multiple gRNAs is a good idea for most CRISPR experiments, testing multiple pegRNA...efficient mRNA delivery into the mouse zygotes and facilitates CRISPR/Cas9-based genome editing. Scientific...that there could be downstream translation start sites that could allow for expression of a truncated protein...PAM sequences or Cas9 enzymes with flexible PAM sites . Base Editing : Target the site of your desired...complement to your target sequence with no homologous sites elsewhere in the genome. In reality, a given gRNA...genetic cargo (in this case, CRISPR components) integrates into the genome. Lentiviral vectors are a good... -
Who Gives a Tweet? 9 Facts About Scientists on Twitter
TypeBlog Post...for scientific titles generated from the United States Standard Occupational Classification System and...female to male scientific authorship in the United States (0.428). 4. The #1 (re)tweeted domain by scientists...scientists was Instagram Social media and news sites were also popular. Perhaps scientists, like nonscientists... -
2023 and 2024: Reflections and Looking Ahead
TypeBlog Post...to make it more accessible. Other accessibility updates include a printer-friendly design and alt text ...on all images. We have also made accessibility updates to our website, which receives 3.8 million visitors...perspective on Addgene through her LinkedIn page. She invites you to connect with her there. More on the Addgene... -
Same Addgene, New Look - Why We Redesigned Our Homepage & Mascot
TypeBlog Post...months of strategizing, designing, developing, testing - and repeat - we’re proud and excited to finally...homepage While users are increasingly accessing websites other than through the ‘front door,’ the homepage...Additionally we also wanted to highlight our blog, daily updates, and offer better exploration throughout the site... -
What's New in CRISPR - September 2019
TypeBlog Post...transcriptional regulators. In this system, Cas9 generates a double-stranded DNA break at the genomic loci... the universal sgRNA is not predicted to target sites in the human, pig, or zebrafish genome, this system... Using the structure of CasX at eight different states of assembly from cryo-electron microscopy, the ... -
Lentiviral Vector Guide
TypeGuide...incompetent by using four plasmids instead of three and eliminates the requirement for Tat. Always includes deletion... transfer plasmids may have limited restriction sites or may only be compatible with certain cloning methods...target species. Although chromatin availability facilitates integration, it does not explain the lentiviral...more accurately predict and understand integration sites have led to the development of multiple genome-wide...al. (2020) for examples). Pseudotyping Tropism dictates which types of host cells the lentiviral vector...glycoprotein — transduce airway epithelium and cardiomyocytes in utero Rabies glycoprotein — transduce neural...for genome-wide mapping of lentiviral integration sites. Molecular Therapy — Methods & Clinical Development... -
Plasmids 101: What is a plasmid?
TypeBlog Post...bacteria, but also exist naturally in archaea and eukaryotes such as yeast and plants. In nature, plasmids...segment of DNA which contains several restriction sites allowing for the easy insertion of DNA. In expression...bacterial cells and selectively grown on antibiotic plates. Importantly, because the bacteria from which ...