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Showing: 211 - 220 of 422 results
  1. Nanoblades: Tiny CRISPR Ninjas for Genome Editing Difficult Cells

    Type
    Blog Post
    Published
    Sept. 26, 2019, 12:50 p.m.
    ...in place of SpCas9. gRNA A gRNA targeting a DNA sequence of interest is expressed in 293T cells and loaded... HDR allows for the precise insertion of a DNA sequence ranging from a single nucleotide change to large...utilize HDR, a donor template containing the desired sequence flank by homology arms must be delivered to cells...
  2. Adapting Toehold Switches to Detect Zika Virus

    Type
    Blog Post
    Published
    Aug. 30, 2016, 2:30 p.m.
    ... RNA sensors that can detect virtually any RNA sequence (Green et al, 2014). The second was an in vitro...laboratory. The detection threshold for these RNA sequences (3 nM), however, was quite high and above what...and prototyping pipeline that can take pathogen sequence information from public databases to the production...
  3. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    Published
    Nov. 19, 2015, 3:30 p.m.
    ...expression that do not involve any changes to DNA sequence (Epigenetics literally means ‘on top of the genome...with reduced life-span, but no changes in the DNA sequence could be found. Angelman syndrome and Prader–Willi...methyltransferase identification, and bisulfite sequencing. However none of these techniques can be used...
  4. Our Most Popular Blog Posts from 2019

    Type
    Blog Post
    Published
    Dec. 31, 2019, 2:26 p.m.
    ...Weinstein RNA aptamers, which are nucleic acid sequences that fluoresce upon binding a small molecule, ...From considering protein size and shape, linker sequences, and fusion location, there are many choices to...
  5. Generating Mouse Models Using CRISPR/Cas9

    Type
    Blog Post
    Published
    July 12, 2016, 2:30 p.m.
    ...editing experiment. I was in my office and opened a sequence file. Then I saw it, the chromatogram showing ... signs of a mutation introduced by CRISPR. The sequence started clean and then, about 100 bps into the...the run, it got “dirty”, with multiple sequence traces overlapping each other! When the count was done,... a reporter gene, or replacement of the murine sequence with a human gene. Advantages of using CRISPR ...
  6. What's New in CRISPR - September 2019

    Type
    Blog Post
    Published
    Sept. 10, 2019, 12:56 p.m.
    ... universal sgRNA that targets the donor vector sequence. Homology arms that flank the donor plasmid cargo...essential genes and phage host factors, and identify sequence-specific toxicity of Cas9. Read the paper in ...
  7. Uncovering Ancestral Bias in CRISPR Research

    Type
    Blog Post
    Published
    Nov. 29, 2022, 2:15 p.m.
    ...exploration into the effects of ancestry and germline sequence variation in cancer cell lines took them down ...indicating loci where SNPs reside on sgRNA target sequences for sgRNAs that target ancestry-associated genes...frequency (x-axis) which SNPs map to thetargeting sequences of guides across 8 CRISPR libraries. Samples are...
  8. Truncated gRNAs for Regulating Gene Expression

    Type
    Blog Post
    Published
    Jan. 10, 2017, 3:37 p.m.
    ...The gRNA conventionally contains a 20-nucleotide sequence that is complementary to the target site, or protospacer...several popular CRISPR-based tools for altering DNA sequence or regulating gene expression.     References ...to Our Interview with Alex Chavez Learn about Sequencing Options for CRISPR Genotyping Cas9 Activators...
  9. Adenoviral Vector Production and Troubleshooting

    Type
    Blog Post
    Published
    June 14, 2018, 11:44 a.m.
    ... capacity AdV) are devoid of all viral coding sequences and retain only the ITRs and packaging signal ...analyzed by endonuclease restriction digest or fully sequenced to confirm its integrity. Initial production (... quantity and primers specific for a viral DNA sequence. *Pro-Tip*: Ad5 reference material should be used...
  10. 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...
Showing: 211 - 220 of 422 results