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Showing: 121 - 140 of 455 results
  1. Overcoming the Challenges of Lentiviral Production

    Type
    Blog Post
    Published
    Aug. 7, 2018, 12:31 p.m.
    ...dish can be easily applied to multiple dishes, remember that handling multiple dishes will take longer and...packaging systems divide the viral elements among multiple plasmids. Second generation packaging systems ...transfer gene. By dividing the viral elements across multiple plasmids, the risk of recombination and consequently...
  2. Tips for Titering Your Lentiviral Preps

    Type
    Blog Post
    Published
    March 15, 2016, 2:30 p.m.
    ...integrated into its genome and a cell that has had multiple integration events. In addition, promoter choice... cell’s genome. This approach can discriminate multiple integration events, reducing the possibility of...typically requires transducing with a limiting multiplicity of infection (MOI) to ensure only one copy integrates...lentiviral vector titration and in the use of multiplicity of infection (MOI) for predicting gene transfer...
  3. PCR Applications for Copy Number Variation Assays

    Type
    Blog Post
    Published
    April 26, 2022, 1:15 p.m.
    ...It is a well known fact if a multicopy variant of a gene exists, there must be assays that researchers...possible and set using the variance seen within multiple runs of the standard curve. Signaling molecules...different markers, it can also be used to run multiplex assays, allowing the reference sequence and the...determination of amplification of Plasmodium falciparum multidrug resistance-1 gene (pfmdr1). J Parasitol. 2011 ...
  4. A Guide to Starting Your Own Journal Club

    Type
    Blog Post
    Published
    Feb. 6, 2020, 3 p.m.
    ... it may be useful to adapt the second version (multiple presenter, figure by figure) if the primary purpose...begin building a high level understanding across multiple teams or to stay abreast of current trends in ...more people. The feedback could be solicited via multiple avenues including casual request via email, in...we rely on polls and surveys. A mix of closed (multiple choice/binary) and open questions is helpful to...
  5. Tips from the Repository Trenches: Using Barcodes to Track Samples

    Type
    Blog Post
    Published
    Oct. 6, 2015, 2:30 p.m.
    ...in freezers that may be shared with multiple people or even multiple labs. Careful tracking prevents us... These barcodes additionally allow us to store multiple types of tube for each plasmid we have at Addgene...detail about that location as possible. Are there multiple freezers that the samples can be stored in? Different...
  6. Finding nucleic acids with SHERLOCK and DETECTR

    Type
    Blog Post
    Published
    April 16, 2020, 1 p.m.
    ...quantitation without compromising sensitivity. To detect multiple targets in one reaction, Cas enzymes, such as ... Zika and a closely-related virus, Dengue from multiple sample sources. SHERLOCK could also detect low-frequency...Kellner MJ, Joung J, Collins JJ, Zhang F (2018) Multiplexed and portable nucleic acid detection platform ...(C2c2) Learn more about Cas12a (Cpf1) and its multiplex genome editing abilities Resources on Addgene.org...
  7. Plasmids 101: Control Plasmids

    Type
    Blog Post
    Published
    April 9, 2015, 3:29 p.m.
    ... size (aka your n value)" and should come from multiple, independent sources. We'll describe these a bit... of a technical control is the transfection of multiple separate wells (within the same plate) with purified...repeat your whole experiment from start to finish multiple times and on different days. Using our example...additional positive and negative controls, performing multiple replicates, and ultimately getting interpretable...
  8. CRISPR 101: Engineering the Plant Genome Using CRISPR/Cas9

    Type
    Blog Post
    Published
    Oct. 11, 2016, 2:30 p.m.
    ...cloning required. As with other model systems, multiple gRNAs can be expressed to modify several genomic...genomic loci at once (get more information on multiplexing gRNAs here). Cas9 is commonly tagged with a nuclear...Zhang Y, Qi Y (2015) A CRISPR/Cas9 Toolbox for Multiplexed Plant Genome Editing and Transcriptional Regulation...Resources on the Addgene Blog Read Up on CRISPR Multiplexing Tools Validate Your Genome Edit Design Your ...
  9. Antibodies 101: Introduction to Gating in Flow Cytometry

    Type
    Blog Post
    Published
    April 4, 2024, 1:15 p.m.
    ...electric potential that can be applied to the photomultiplier inside the cytometer to increase the electric...gate on single cells and exclude any events where multiple cells were clumped together. (B) Instead of FSC...refined gating strategy, I can, of course, also draw multiple individual gates around the populations of interest...) Instead of a quadrant gate, I am free to use multiple individual gates. Note that in this case, square...
  10. Fluorescent Proteins 101: GFP Fusion Proteins - Making the Right Connection

    Type
    Blog Post
    Published
    April 9, 2019, 1:13 p.m.
    ...fluorescent protein. These were either (i) coded by the multiple cloning site and therefore consist of random amino...#85045). We often use restriction enzymes in the multiple cloning site for generating fusions. For the POI-fluorescent... acids (PVAT, when we use the AgeI site in the multiple cloning site) is sufficient. For the fluorescent... may guide design, it is advisable to generate multiple constructs with different insertions, since it...
  11. Troubleshooting and Optimizing a Western Blot

    Type
    Blog Post
    Published
    Sept. 17, 2024, 1:15 p.m.
    ..., you’ll run the same protein concentration in multiple lanes and cut up the membrane to treat each lane...are a little trickier than gels and may require multiple runs to optimize or troubleshoot.   Before you...protein gradient, compare your diluted samples. If multiple dilutions are showing the same signal (Figure ...also consider using polyclonal or recombinant multiclonal antibodies to increase overall signal from the...antibody binding sites Polyclonal or recombinant multiclonal antibodies Protein not properly lysed Different...
  12. RNA Interference in Plant Biology: New Tools for an Old Favorite

    Type
    Blog Post
    Published
    Oct. 27, 2020, 1:15 p.m.
    ...inverted repeats (Figure 1). With this technique, multiple genes can be simultaneously silenced if a consensus...sequence is used (~90% identity between targets) or multiple target sequences are concatenated. hpRNA has been... robustly self-organize at the cellular and multicellular scale.     References Bezanilla M, Perroud P...J-F (2018) Engineering Artificial MicroRNAs for Multiplex Gene Silencing and Simplified Transgenic Screen...
  13. When Fidelity Matters: A frank discussion about ligase fidelity

    Type
    Blog Post
    Published
    March 6, 2018, 1:49 p.m.
    ... extended to multiplexed probe sets that allow the simultaneous interrogation of multiple potential SNP...extends earlier studies through a high-sensitivity multiplexed format (21, 27). This methodology has been used...: PMC148763. 15. Pingle, Maneesh R., et al. "Multiplexed identification of blood-borne bacterial pathogens...
  14. 8 Great Depositor Research Stories

    Type
    Blog Post
    Published
    Dec. 15, 2022, 2:15 p.m.
    ...us about a new tool for efficient multiplex base editing and multiplex prime editing (requiring minimal...editing tool for large inserts.  DAP arrays for multiplex gene editing: Guest blogger Qichen Yuan tells ...
  15. New CRISPR Web Resources and #12DaysofCRISPR Recap

    Type
    Blog Post
    Published
    Dec. 12, 2017, 3:13 p.m.
    ...CRISPR Antimicrobials Day 7: Multiplexing and Cas9 variants: CRISPR 101: Multiplex Expression of gRNAs and ...Cpf1: A New Tool for CRISPR Genome Editing and Multiplex Genome Editing with CRISPR-Cpf1 Day 4: Edit validation...
  16. CRISPR 101: Drug discovery and CRISPR

    Type
    Blog Post
    Published
    May 4, 2023, 1 p.m.
    ... – the dreaded ‘undruggable’ proteins – having multiple hits or an entire pathway of possibilities greatly... complex diseases, it can aid in generation of multiple edits or implementation of expression systems ...candidates are selected.      CRISPR aids in multiple stages of the drug discovery pipeline.   ...
  17. History of CRISPR Cas - A tale of survival and evolution

    Type
    Blog Post
    Published
    Nov. 25, 2013, 10:12 p.m.
    ...genome engineering tool offers flexibility, multiplexibility, and ease of use. In order for this technology...the tool’s specificity, orthogonality, and multiplexibility in various species and describe an assortment...from experts in the field, and enabling access to multiple plasmids used for various platform applications...
  18. Hot Plasmids - June 2020 - Barcoded CRISPR Library, Sparse Cell Labeling, Calcineurin Reporter, and DNA Staining Dye Alternative

    Type
    Blog Post
    Published
    June 2, 2020, 1:15 p.m.
    ...rate, conventional CRISPR screens require a low multiplicity of infection (MOI) during cell library construction...in high quality data even when used at a high multiplicity of infection, because this setup allows for ...allowed tracing of the performance of each gRNA multiple times within the same experiment by counting both...
  19. Hot Plasmids - January 2023

    Type
    Blog Post
    Published
    Jan. 31, 2023, 2:15 p.m.
    ...only having one binding site per protein. Having multiple antibodies allows you to use them in parallel ...recombinant monoclonal antibodies for enhanced multiplex immunolabeling of brain. Elife. 2019 Jan 22;8:...  Multiple Authors...
  20. Visualizing Translation at the Single Molecule Level

    Type
    Blog Post
    Published
    Aug. 1, 2017, 1:15 p.m.
    ...resolution of this system are achieved by using multiple copies of the PP7 and MS2 coat protein binding...constant tracking. You can then directly monitor multiple rounds of translation from this single mRNA; you...cases, creating a reporter mRNA requires inserting multiple hairpin sequences into the coding sequence and...
Showing: 121 - 140 of 455 results