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TypeBlog Post...more easily visualize single molecules and newly formed proteins. Limitations with GFP in imaging While...
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New and Upcoming Viral Vectors - September 2019
TypeBlog Post...be useful for monitoring neuronal activity in the form of calcium dynamics. (For more details on this technology... -
Unique and persistent IDs for improved reproducibility: Addgene now supports RRIDs and compact identifiers for all plasmids
TypeBlog Post...persistent identifiers? Perhaps the most commonly known form of a unique PID is the Digital Object Identifier... well known PID formats are resolvable compact identifiers, which are Compact Uniform Resource Identifiers...both of these PID formats for lenti-Cas9-VQR contain the Addgene ID # and the information necessary to indicate...through a paper to find that there is insufficient information about which reagents were used? Unambiguous identification... available through Addgene and find verified information about each plasmid item. Given a specific Addgene...page on the Addgene website and find specific information about the plasmid: name, description, how the...the plasmid was generated, validated sequence information, and more. The plasmid page also helps researchers... -
5 Uncommon Ways to Gain Career Skills During an Uncommon Time
TypeBlog Post...and life goals. For tips on how to get started see Form Your Own Peer Mentoring Group: A How-To Guide for...your hand at a video presentation? Most video platforms make it easy to record yourself. You can watch...demonstrated initiative. In fact, hear from Addgene’s former blog editor Tyler Ford on how initiative landed...you get the idea. What will you start? 4. Do informational interviews (on a schedule) I hope you all know...until you imminently need a job. Start now. Informational interviews are 1:1 discussions with someone ...builds a relationship for the future and the 1:1 format is good for everyone including those that find ... speak with. See this post that’s all about informational interviews, for more details on how to make ... -
Quantifying DNA? Here are Five DNA Quantification Methods to Consider
TypeBlog Post... deoxyribose sugars under acidic conditions and forms a blue complex that can be quantified at 595 nm....equivalent to 50 ug/ml pure dsDNA. Use the following formula to estimate your DNA: Concentration (ug/ml) = A260... -
Viral Genome Sequencing - A One Stop Shop for AAV Identity and Serotype Confirmation
TypeBlog Post... [+] and [-] strands might naturally associate forming a double-stranded species that could be used as...establish a next-generation sequencing (NGS) QC platform that allows us to provide scientists with complete...launching our viral service in 2016, we adapted this platform to accommodate adeno-associated viral vector (... -
Trading Spaces - Visiting Scientist Edition
TypeBlog Post...These structured types of placements often have some form of built-in professional development. These programs...academia, is someone who visits an institution to perform research there temporarily. The length of stay ...that you would like to visit, if you don’t have a formal connection, you can just reach out to start the...relevant literature for the techniques you will be performing to familiarize yourself. Identify reagents you... -
Plasmids 101: TOPO Cloning
TypeBlog Post...basepairs adenine (A) and thymine (T) to hybridize and form hydrogen bonds. This post focuses on "sticky end... allowing a researcher to perform blue-white screening after transformation - self joining of the vector...planning to transform right away OR you can store the reaction at -20C overnight. 4. Transform TOPO Cloning... minutes will not significantly improve the transformation efficiency). 5. Select and Analyze 10 White...add will depend on whether you are planning on transforming your reaction into chemically or electro-competent...that you exceed the 5 minute time limit (lower transformation efficiencies have been reported with longer...antibiotic-containing plate prior to plating your transformation may allow you to see colonies within 8 hours... -
Plasmid Cloning by PCR
TypeBlog Post...In its simplest form, PCR based cloning is about making a copy of a piece of DNA and at the same time... the end of a linear piece (see NEB for more information). Thus, we recommend that you add 3-6 bases upstream...should ensure that the bases do not result in the formation of a hairpin structure within your primer. In ... -
Optimizing Donor DNA for Enhanced CRISPR Genome Editing
TypeBlog Post...rates and discovered that the catalytically active form of the nuclease dissociates very slowly after introducing... editing experiments in this publication were performed using a technique called nucleofection, which ...found on our plasmid pages. We encourage any labs performing genome editing experiments to try nucleofection... -
A Novice's Perspective on Neuroscience - SfN2017
TypeBlog Post...intelligence (including a team that created a novel form of AI that can learn new tasks and beat humans at... -
With Our New Viral Service, We're Taking CRISPR Further!
TypeBlog Post...distribute many of these technologies in plasmid form and are proud to have facilitated their fast adoption...lentiviral vectors from the repository for you. We perform test infections with all of our viral preps and...variety of Cas9 activators available in lentiviral format. Finally, while we can’t currently produce custom...Virus Pooled libraries now available in lentiviral format Another popular set of tools in the repository ...after receiving a pooled gRNA library in plasmid format, a researcher must amplify the library, use next-generation.... We provide enough lentivirus for you to both perform an optimization-scale infection and at least one...the pooled libraries we distribute in lentivirus format only deliver gRNA and therefore, must be used to... -
New and Upcoming Viral Vectors - May 2020
TypeBlog Post...segments come together in the presence of GFP to form a functional Cre enzyme that induces recombination... -
Synthesized by Ginkgo Bioworks, Shared by Addgene: SARS-CoV-2 Plasmids for Many Expression Systems
TypeBlog Post...experiments and published your data, please fill out this form and we’ll add your citation to the plasmid page ... pass QC. The lab team manually transforms, innoculates, and performs DNA minipreps for small batches ...standard pipeline. For the first ~50 plasmids we perform our standard full plasmid sequencing by NGS. Addgene...and make them available to scientists without performing the full suite of time consuming, costly, and...intensive screening and the use of high throughput platforms, Addgene and Ginkgo are striking a balance by ... -
Scientists Map the SARS-CoV-2-Human Interaction Network
TypeBlog Post... network of scientists from more than 20 labs to form the QBI Coronavirus Research Group (QCRG) to do ... -
Sweating the Small Stuff: Details in the Lab
TypeBlog Post...already have a checklist for everything you do in the form of a protocol, and you can add in personalized steps... -
Viral Vectors 101: Inverted Terminal Repeats
TypeBlog Post...palindromic sequences (A-A’, B-B’, and C-C’ regions) and forms a T-shaped structure. The Rep binding element (RBE... -
Predicting Adverse Reactions to Monoclonal Antibody Drugs
TypeBlog Post...Immune Reactions Anti-drug antibodies (ADAs) are formed when the body recognizes a drug as a foreign antigen...therapeutic antibody itself or as impurities in the formulation. Efforts to predict T cell epitopes focus on ...evaluation of therapeutic immunogenicity is typically performed using traditional 2D assays with immune cell lines...their own limitations. Using methods together can inform decisions about in vivo application and clinical... medicine in the future. Madhura Acharya is a former co-op and current Scientist, DNA Sequencing and... & Schellens, J. H. (2016). Antidrug Antibody Formation in Oncology: Clinical Relevance and Challenges... -
Hot Plasmids - January 2023
TypeBlog Post...against full length GFP and converted to recombinant form by the NeuroMab Facility Isotype IgG2a Differences...Another reason is that some antibodies may just not perform as well in one application as another, so it is... -
Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification
TypeBlog Post...these components interact? When fused together to form an OptoNB, the AsLOV2 domain acts like an on/off...on itself in a closed conformation, and in blue light is in an open conformation. Nanobodies are a small...