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Showing: 681 - 700 of 957 results
  1. Plasmids 101: Gram Negative and Positive Bacteria

    Type
    Blog Post
    ...layer of both bacteria types. In water, the dye dissociates into CV+ and Chloride (Cl-) ions. When the negatively...the cell purple. When the alcohol is added, it dehydrates the peptidoglycan layer, trapping the large dye...
  2. Viral Vectors 101: Inverted Terminal Repeats

    Type
    Blog Post
    ...sequence containing transcription factor binding sites can increase transgene expression and transduction...validate ITR sequences as these enzymes cut at known sites within the ITR. However, small deletions and point...
  3. K. phaffii: Rising to the Occasion

    Type
    Blog Post
    ...short, K. phaffii is a non-pathogenic yeast that operates as an obligate aerobe. It’s also a methylotropic...has been sequenced for some time, clearing the greatest hurdle for genome engineering. A unique evolutionary...
  4. Addgene Depositors Get More Citations

    Type
    Blog Post
    ...Addgene plasmids and those without, we adjust our estimates based on the journal that published the articles... This is also true for other journals, so our estimates now take into account any differences in citations...
  5. The Power Behind NGS Plasmid Validation: seqWell

    Type
    Blog Post
    ... of a 96-well plate. Then, samples from several plates are pooled together to create a single library ... from plexWell™ NGS data. Once Addgene produces plates of plasmid DNA, they are shipped to seqWell, where...
  6. Science Career Options

    Type
    Blog Post
    ...writing skills Writing a thesis or dissertation demonstrates that you have advanced writing and formatting...apply for a job, it is useful to search online job websites to see what requirements or qualifications are...
  7. With Our New Viral Service, We're Taking CRISPR Further!

    Type
    Blog Post
    ...alleviate this frustration by producing, titering, testing, and providing lentiviral preps of select lentiviral... vectors from the repository for you. We perform test infections with all of our viral preps and host ...
  8. R Bodies: Membrane-Rupturing Microscopic Tools

    Type
    Blog Post
    ...dynamically rearranging into different polymerization states. Instead, R body monomers respond to pH changes...their cell walls removed with lysozyme). This demonstrates that R bodies can function to break membranes...
  9. Addgene Welcomes John Doench to the Advisory Board

    Type
    Blog Post
    ... up on a Saturday at like 7 am to go check your plates and you’re excited to do so, you know that that...Addgene has behind it is something that very much resonates with me.” About Addgene’s role in the future,...
  10. Fluorescent Proteins 101: Luciferase

    Type
    Blog Post
    ...reaction requiring luciferin, ATP and oxygen as substrates. Production of photons by this bioluminescent...of Photon Generation Slower Faster Cofactors/Substrates Required Not Required Signal Strength Lower...
  11. Plasmid Cloning by Restriction Enzyme Digest (with Protocols)

    Type
    Protocol
    ...restriction sites to flank your insert : You can use PCR Based Cloning and add restriction sites to the ends...as long as it is already bounded by restriction sites that are also present in the same orientation on...Analyzer , allow you to identify which restriction sites are present in a given sequence. When selecting ...recipient plasmid as well as a specifically designed test digest later to verify that the insert was cloned...a version of your insert flanked by restriction sites compatible with the recipient plasmid's MCS. However... within your insert. Adding desired restriction sites to your recipient plasmid : You can modify the MCS...
  12. AAV Titration by qPCR Using SYBR Green Technology

    Type
    Protocol
    ...dilution is appropriate). Quality of duplicates: Exclude duplicates from analyses if there is more than...-log of the expected titer of the samples being tested. Always include a No Template Control (NTC), i....small aliquot of each standard (enough for 1 or 2 plates) and store at -20 °C. Once a standard is thawed...the assay multiple plasmids containing ITR were tested. Plasmid #59462 is one plasmid that gave reliable...consistent results. Use the recommended plasmid, or test multiple plasmids to find a suitable one. Some labs...second peak at a temperature of ~70–75 °C usually indicates the presence of primer dimers which can increase...
  13. Targeted Mutagenesis with EvolvR

    Type
    Blog Post
    ...site of interest, which nCas9 nicks and then dissociates from. PolI3M then binds the nicked DNA, and extends..., where it nicks its target DNA (left). Cas9 dissociates and PolI binds (middle) and extends from the ...
Showing: 681 - 700 of 957 results