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Showing: 51 - 60 of 341 results
  1. Antibody Guide

    Type
    Collection
    ...small aliquots of many different antibodies and do batch validation up front rather than risk delaying a ...
  2. Identifying Sequence Elements with SnapGene's Feature Database

    Type
    Blog Post
    ...devising rules for identifying a feature even when the match is imperfect. SnapGene's feature database The source...detection algorithm that tolerates occasional mismatches or indels. Empirical tests indicated that a reasonable...to allow searches for a perfect protein sequence match even when the DNA sequence has changed. Identifying...database. Another limitation is that by tolerating mismatches, our algorithm could annotate a feature inaccurately... strain to newly sequenced strains through our mismatch tolerant detection algorithm and thereby speed...
  3. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

    Type
    Blog Post
    ...to the presence of mismatches within the DNA and the positions of these mismatches. To detect SARS-CoV...catalytically active in the presence of two or more mismatches in the cRNA:target duplex and will not give a...dCas9 complexes containing sgRNA that have no mismatches bind to the immobilised target sequences. Upon...making it an affinity-based method. Due to the mismatch sensitivity of FnCas9, this is also a good way...
  4. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    ...cleaves double stranded DNA (dsDNA) at basepair mismatches. To use this tool to detect a BRAF gene edit,... control cells, which should contain basepair mismatches at the site of the edit. Using Surveyor nuclease...nuclease followed by gel electrophoresis, these mismatches are indicated by the presence of DNA cleavage ...isn’t in the middle of the PCR product. If the mismatch is in the middle of the PCR product, you would...cells. Surveyor nuclease was used to digest (+) mismatches in DNA duplexes (513 bp), as indicated by the...
  5. Lambda Red: A Homologous Recombination-based Technique for Genetic Engineering

    Type
    Blog Post
    ...methyl -directed mismatch repair (MMR) system. MMR’s job is to correct DNA mismatches that occur during...activation.  The first way is to introduce a C/C mismatch at or within 6 base pairs of the edit site. This...when activation of MMR is avoided Introduce C/C mismatches or silent changes in wobble codons to avoid MMR...Enhanced levels of λ Red-mediated recombinants in mismatch repair mutants. Proceedings of the National Academy...
  6. SpyLigase Irreversibly Locks Peptides Together for Efficient Cell Capture

    Type
    Blog Post
    ..., just 13 amino acids, but SpyCatcher is a protein. You can fuse SpyCatcher onto things, but even better...particular. They recently introduced the SpyTag/SpyCatcher system, based on a protein isolated from Streptococcus...It came from our work in developing the SpyTag/SpyCatcher system, to be able to grab on to proteins irreversibly...
  7. Plasmids 101: How to Verify Your Plasmid Using a Restriction Digest Analysis

    Type
    Blog Post
    ...construct, and verify that the plasmid you received matches the expected sequence. Here at Addgene, we use ... 3) produces bands at 6kb and 1.2kb (red box), matching the backbone and insert, respectively. The results...results on the gel correspond to the predicted sizes. Watch this video for a quick overview of how to analyze...the optimal working conditions for each enzyme. Watch out for methylation issues. Enzymes like XbaI and...
  8. Plasmids 101: Methylation and Restriction Enzymes

    Type
    Blog Post
    ...role in regulating genome replication, repairing mismatched basepairs or small indels that occur during DNA... methylase adds a methyl group to the adenine of GATC stretches of DNA Dcm methylase adds a methyl group...and will therefore have methylated adenines in any GATC sequences found in the plasmid. When the PCR products...mutation (as these would also be deficient in mis-match repair functions of Dam), so these strains should...
  9. Career Coaching for Scientists: Why and Where Do I Find One?

    Type
    Blog Post
    ...out there, so finding a good one that is a style match for your needs can take some research.  It helps...coaches and I can't tell you which one will be a match for your needs, but here are a number I have come...group is that sometimes this offers the option of matching with the best person in the group for your needs... PhD is in History, I think she would be a good match as a coach for many scientists.  Sometimes it can...
  10. Design Tips for Prime Editing

    Type
    Blog Post
    ...bases. DNA mismatch repair (MMR) is less efficient at identifying these “bubbles” of mismatched bases, enhancing...efficiently targets single-base mismatches (left), but “bubbles” of 3 or more mismatched bases can often evade ...
Showing: 51 - 60 of 341 results