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Showing: 501 - 520 of 934 results
  1. Embracing Serendipity: A Crucial Element in the PhD Journey

    Type
    Blog 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 ...
  2. An Addgene Co-op: The Intersection of Fun, Friendship, and Work

    Type
    Blog 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...
  3. Zebrafish as a Model for Behavior: Swimming into the Optogenetic Spotlight

    Type
    Blog Post
    ...used in optogenetic studies are not native to vertebrates and are commonly introduced in zebrafish through... a neural circuit involved in locomotion that generates periodic motor commands for rhythmic movements...  Find plasmids from the Isacoff lab! They then tested what kind of swimming behavior, spontaneous swim...
  4. Antibodies 101: Fc Effector Functions

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    Blog 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...
  5. Using Ultrasound to Image Bacteria in vivo: Acoustic Reporter Genes

    Type
    Blog Post
    ... organs located deep in the body, like the gastrointestinal tract. Require Administration of Substrate...coli aided in ultrasound imaging of the mouse gastrointestinal tract. The E. coli strain Nissle 197 (ECN)...probiotic strain that can colonize the mammalian intestinal tract and has been used for 100 years to clinically...
  6. Plasmids 101: What is a plasmid?

    Type
    Blog 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 ...
  7. CUT&RUN: An Improved Method for Studying Protein-DNA Interactions

    Type
    Blog Post
    ... may appear to be binding at particular genomic sites when in fact they are just non-specific or indirectly... MNase. Once MNase has been localized to target sites, the nuclease is briefly activated to digest the... an excellent additional measure of DNA binding sites in combination with existing ChIP-seq data sets,...
  8. FastCloning: A Newer, Simpler Cloning Technique

    Type
    Blog 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...
  9. Plasmids 101: A Brief History of Plasmids and an Improved eBook!

    Type
    Blog 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...
  10. New and Upcoming Viral Vectors - December 2019

    Type
    Blog 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...
  11. Summer SciComm Series: Master of SciComm

    Type
    Blog 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...
  12. Single-cell tracking of lineage and identity with CellTag

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    Blog 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...
  13. Why Add Sucrose? Improved Yields for Adeno-associated Virus Preparation

    Type
    Blog 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...
  14. Safe Port in a Storm...How Addgene is Weathering the Pandemic

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    Blog 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...
  15. In Vivo Biotinylation of Bacterial Fusion Proteins

    Type
    Blog 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...
  16. Science Careers: Unruly Interests Feed Many Paths

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    Blog 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 ...
  17. Management for Scientists: Delegating is Key

    Type
    Blog Post
    ... meeting on the calendar even if it is just 15 minutes a week. Clearly identify constraints and boundaries...only way and may not even be the best way. This facilitates success and trust. Micromanaging is bad for everyone...Update frequently with progress reports, meeting minutes and plan changes. Written documentation helps make...
Showing: 501 - 520 of 934 results