We narrowed to 963 results for: tes
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TypeBlog Post...production on a protocol video. Don't worry - no pipettes were harmed in the making of this photo! Here... The sense of trust and comfort I had with my teammates acted as my safety net and trampoline all at once... I really believe that the culture at Addgene cultivates trust between coworkers and that trust then translated...
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Antibodies 101: Fc Effector Functions
TypeBlog Post...immune response against a pathogen. The Fc domain creates a link between the antibody and other parts of ...opsonization of IgG and IgM antibodies on a pathogen activates the immune system's classical complement pathway.... (2008). The immunoglobulin constant region contributes to affinity and specificity. Trends in Immunology... -
Embracing Serendipity: A Crucial Element in the PhD Journey
TypeBlog Post...breakthroughs often occur when the unexpected infiltrates the realm of focused exploration. Here, we delve...your project's potential. Widening your search creates fertile ground for serendipitous encounters that...beneficial to carry a notebook at all times (or use the notes app on your phone) to capture fleeting thoughts ... -
CASTing Off for New Shores in Human Genome Editing
TypeBlog Post...sequences into genomic DNA downstream of gRNA-specified sites. Created with BioRender.com. CASTs quickly became...mutations require individualized optimizations, safety testing, and approval. In contrast, a system that can deliver... the National Academy of Sciences of the United States of America, 114(35), E7358–E7366. https://doi.org... -
FastCloning: A Newer, Simpler Cloning Technique
TypeBlog Post...sensitive restriction enzyme DpnI to remove the templates. Digestion products are then transformed directly...that the exonuclease activity of the polymerase generates sticky ends in the PCR reactions. These sticky...time to completely digest the template DNA. Note—templates must have been isolated from methylation competent... -
Choosing Your Perfect Empty Backbone
TypeBlog Post...carry in the target cell. These vectors allow you to test the function of Your Gene Of Interest (YGOI) in ...collection of empty backbones that have been designed, tested, and published by academic scientists. To help ...a mutated strain or a mutated version of YGOI to test the different phenotypes of the specific mutations... -
The Stingy Scientist: How the Baby Gel Box Was Born
TypeBlog Post... can’t safely recycle these materials either. Test tubes aren’t cheap everywhere Lab supplies and equipment...thrifty streak. One of the most accessed blogs on BitesizeBio is the protocol for making your own Taq polymerase...I got good at this despite the fact that my lab mates thought this was hilarious. Birth of the baby gel... -
Choosing a Good Mentor for Scientists
TypeBlog Post...labs have websites listing alumi and it is easy to use publication records, university websites, ResearchGate... lunch or beer) and in 1:1 conversations. This creates a level of familiarity and confidentiality to ensure... -
In Vivo Biotinylation of Bacterial Fusion Proteins
TypeBlog Post...Avidin and its derivatives have four biotin-binding sites per molecule so, theoretically, saturated avidin...were unable to cleave TEV within the protein we tested, it may be possible with other fusion proteins ...bacteria significantly enhance protein folding (tested using real science). Make a stock solution of 2.5... -
Science Careers: Unruly Interests Feed Many Paths
TypeBlog Post...is mind-boggling. Unlike a mountain – with many routes up and only one destination – a career in the sciences...molecular pathways, I found myself curious about other routes – In terms of both types and topics of work. A ...rare organisms so I found it hard to stick to vertebrates alone. And a longstanding inclination to be ... -
Safe Port in a Storm...How Addgene is Weathering the Pandemic
TypeBlog Post...building that someone from a different company had tested positive for COVID-19 (it turned out to be an unfounded...operations until our normal work resumed. Addgene distributes and fulfills requests for scientists doing almost...type of biomedical science research. Our work accelerates and enhances productive collaborations as well... -
Viral Genome Sequencing - A One Stop Shop for AAV Identity and Serotype Confirmation
TypeBlog Post...effective substrates for tagmentation-based library preparation procedures. This finding eliminates the double-stranding...be run in parallel and provide serotype data in minutes and the scripts can be easily customized to detect... -
Behind-the-scenes of the Isolation of the Thermostable IgnaviCas9 From a Yellowstone Hot Spring
TypeBlog Post...physical and chemical conditions like YNP thermal sites - are also of practical interest since they’ve previously...distance. At each collection site, we took GPS coordinates, water temperature readings using a heat gun,...the van der Oost lab. Phylogenetic comparison indicates that like GeoCas9 and ThermoCas9, IgnaviCas9 is... -
Single-cell tracking of lineage and identity with CellTag
TypeBlog Post...cell type that can differentiate into hepatic or intestinal cell types. MEFs were reprogrammed into iEPs ...least day 13. However, distinct transcriptional states were seen as early as day 6. All together these...in a competitive transplant assay in the mouse intestine, demonstrating its utility in long-term tracking... -
Summer SciComm Series: Master of SciComm
TypeBlog Post...scicomm group project on the Leith river. Photo courtesy of Leonardo Ramos. I enrolled into a summer...industry. Along this road, science communication graduates are often well-equipped. Many institutions are...explores risk-taking behavior among collision sport athletes, as well as the ethical and health policy implications... -
New and Upcoming Viral Vectors - December 2019
TypeBlog Post...avoid off target photostimulation of axons and dendrites on neighboring neurons. We have also packaged ... AAV in smaller aliquots of 20 ul for serotype testing to help you pick the best AAV for your experiment...control plasmids in new serotypes. See our Serotype Testing AAV inventory for the entire collection! Plasmid... -
Addgene Receives NIH BRAIN Initiative Grant to Create Open-Access Recombinant Antibody Resource
TypeBlog Post...have recently received a grant from the National Institutes of Health that will address this problem.The ...animals may be variable among animals and bleed dates. The development of monoclonal antibody (mAb) technology... represent the official views of the National Institutes of Health. References and Resources References... -
Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation
TypeBlog Post...shown that cells treated with sucrose or other osmolytes to induce hypertonicity display enhanced monoclonal...impaired endocytosis. In parallel assays designed to test the endocytosis of a fluorescent dye and transduction...host of other AAV serotypes; it will be exciting to test this approach with different capsids. Most importantly... -
Plasmids 101: A Brief History of Plasmids and an Improved eBook!
TypeBlog Post...of heredity were thought of as everything from parasites, to symbionts, to genes and the labels applied... the National Academy of Sciences of the United States of America 110.39 (2013): 15521–15529. PMC. PubMed... the National Academy of Sciences of the United States of America 70.11 (1973): 3240–3244. PubMed PMID... -
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...