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Showing: 221 - 240 of 422 results
  1. Polymerase Chain Reaction Overview and Applications

    Type
    Blog Post
    Published
    Aug. 10, 2021, 1:15 p.m.
    ...PCR is most commonly used in molecular cloning, sequencing, and genotyping. It’s extremely useful but is...such as in colony PCR, or for generating mutated sequences for site-directed mutagenesis.  Quantitative polymerase...replicates. ddPCR can be used to quantify DNA sequences that are rare, for example, rare alleles or mutations...
  2. Interview: Nicola Patron on Plant Synthetic Biology, MoClo, and More

    Type
    Blog Post
    Published
    June 12, 2014, 3:30 p.m.
    ... repeating elements anymore. The kit contains sequences for several different fluorescent proteins. Visualizing... of work on wheat rusts and we are collecting sequences that will provide a similar resource for those...they aren’t sure how to convert their own coding sequence to the MoClo system. It’s quite straightforward...
  3. What's the Best Way to Elute and Store Your Plasmid DNA?

    Type
    Blog Post
    Published
    June 4, 2020, 1:22 p.m.
    ...pH can denature, break, and even change the DNA sequence. High pH favors the breakage of the hydrogen bonds...backbone of the DNA helix or even changes the DNA sequence through a mechanism called depurination. In depurination...
  4. CRISPR Protocol for Genomic Deletions in Mammalian Cell Lines [Video]

    Type
    Blog Post
    Published
    Feb. 18, 2015, 3:09 p.m.
    ...series. Single DSBs resolved by NHEJ at coding sequences often result in loss-of-function frameshift mutations...analysis, allele-specific PCR, T7EN1 cleavage assay, sequencing, RT-qPCR, or immunoblotting to detect. Another...
  5. Lentiviral CRISPR Libraries Enable Genome-Scale, Knockout Screening

    Type
    Blog Post
    Published
    Feb. 20, 2014, 4:57 p.m.
    ...targets 18,080 human genes with 64,751 unique guide sequences to enable both negative and positive selection...proof-of-principle that CRISPR-Cas9 can be used to target any sequence in the genome. Tips and tricks Wang offers this...
  6. Beyond the Blood Brain Barrier: PHP.B Enters the Central Nervous System Via the LY6A Receptor

    Type
    Blog Post
    Published
    July 23, 2019, 12:46 p.m.
    ...Pennsylvania independently searched for this unique sequence of DNA and both identified lymphocyte antigen ...as a receptor for PHP.B by looking for a unique sequence of DNA that was present in mice whose CNS was ...alleles that was driving the PHP.B phenotype. Exome sequencing of related hybrid mice narrowed the search to...
  7. AAVs CREATed for Gene Delivery to the CNS and PNS

    Type
    Blog Post
    Published
    Sept. 28, 2017, 2:01 p.m.
    ...the cap plasmid library by inserting short DNA sequences that contain all possible combinations into a ...plasmid, loxP sites flank the downstream polyA sequence. When viruses produced from this plasmid pool ... animal with cell-type-specific Cre, the polyA sequence is inverted only in the Cre-expressing tissues...
  8. CRISPR Between the Genes: How to Experiment with Enhancers and Epigenomics

    Type
    Blog Post
    Published
    Aug. 9, 2016, 2:30 p.m.
    ...ten base pairs in length. An emerging family of sequencing techniques function as a kind of “GPS for the...over time, we periodically use next-generation sequencing to measure the relative proportion of guide RNAs...insulators, and more. I then identified valid gRNA sequences without off-target effects for the 2+ million ...
  9. Addgene Launches Partnership with IPI

    Type
    Blog Post
    Published
    June 13, 2023, 1:15 p.m.
    ...antibodies will come with access to the antibody sequences, in line with the rest of Addgene’s recombinant...
  10. Fluorescent Biosensors for Measuring Autophagic Flux

    Type
    Blog Post
    Published
    Jan. 22, 2019, 2:41 p.m.
    ...Rosella. When fused with a mitochondria-targeting sequence, Rosella can be used to track the targeted autophagy..., but the addition of a mitochondria-targeting sequence makes Keima useful for monitoring mitophagy. It...
  11. Intro to Our Summer SciComm Series!

    Type
    Blog Post
    Published
    June 9, 2022, 1:15 p.m.
    ... predefined DNA sequence that uses trprimers and enzymes that will amplify a sequence only if present....
  12. Choosing Your Perfect Empty Backbone

    Type
    Blog Post
    Published
    Aug. 19, 2014, 3:39 p.m.
    ...selection cassette with 5′ and 3′ flanking sequences matching the sequences upstream and downstream of the open...
  13. Overcoming the AAV Size Limitation for CRISPR Delivery

    Type
    Blog Post
    Published
    Sept. 16, 2020, 1 p.m.
    ...However, to allow for more room for regulatory sequences while still fitting Cas9 and its gRNAs into one... systems: St1Cas9 requires a very specific PAM sequence that limits the number of targetable loci, and...enrichment on streptavidin and next-generation sequencing). Using this sensitive method, they found that...
  14. Four Base Editing Reporters to Monitor and Enrich Editing in Real-time

    Type
    Blog Post
    Published
    July 7, 2020, 1:15 p.m.
    ...edits (St. Martin et al., 2018). To circumvent sequencing and the need for a DSB in their previous reporter...need for single cell isolation and downstream sequencing (Standage-Beier et al. 2019). TREE is a real-...codon of AUG immediately downstream of a kozak sequence. The Dow lab hypothesized that if they created...
  15. Adeno-associated Viruses (AAVs) for Genome Editing

    Type
    Blog Post
    Published
    March 27, 2018, 1:32 p.m.
    ...targeting system could be used to routinely deliver sequences of interest to cells with efficiencies of 1-40%...CRISPR is remarkably effective for introducing non-sequence specific frameshift mutations through aberrant...template. It is this application - the creation of sequence-specific knockins - for which the AAV approach...currently focuses on determining the mechanisms and consequences of cohesin gene inactivation in human cancer...
  16. CRISPR Activation: A Practical Guide

    Type
    Blog Post
    Published
    Aug. 18, 2016, 2:30 p.m.
    ... however, Cas9 allows you to easily change the sequence targeted by the activator by simply providing ... consist of plasmids that over-express coding sequences from a given cell type or organism, have been ...several popular CRISPR-based tools for altering DNA sequence or regulating gene expression.     References ...
  17. A Case Study of Addgene Bioinformatics

    Type
    Blog Post
    Published
    May 25, 2023, 1:15 p.m.
    ...pipeline and accelerated the processing of our sequencing data.”  Recently, Seqera published a case study...
  18. An Addgene Summer Internship

    Type
    Blog Post
    Published
    Aug. 8, 2024, 7:22 p.m.
    ...discussion, we sent it for sequencing. The gene was successfully sequenced, confirming that we had made...
Showing: 221 - 240 of 422 results