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Showing: 121 - 140 of 382 results
  1. Human Germline Editing Using CRISPR

    Type
    Blog Post
    Published
    Aug. 10, 2017, 2:19 p.m.
    ...wild-type copies of MYBPC3 (versus 47.4% of untreated controls.) 27.6% of embryos carried indels at the mutation...blastocyst stage at similar rates to untreated controls. Ma et al. performed sequencing of 23 potential... conducted whole genome sequencing in selected control and CRISPR-Cas9 injected embryos. In all cases,...
  2. Experimenting in an Open Source lab: from CRISPR to Cats

    Type
    Blog Post
    Published
    July 23, 2015, 2:30 p.m.
    ... our members took an Arduino microcontroller and a motor controller and made it spin again!  We’ve also...instance, the centrifuge in the picture had a broken controller and would not spin. It was going to cost far ...far more than it was worth to repair the controller and a new replacement was not possible, but one of our...
  3. Five Popular Model Organisms

    Type
    Blog Post
    Published
    April 11, 2019, 12:39 p.m.
    ...easily control the level and spatiotemporal expression of a gene of interest. This type of control over ... modular vectors that can be used to optimally control gene expression in specific cells of the fly (Pfeiffer...using HOTcre, a method that uses heat induction to control the temporal expression of different transgenes...
  4. Hot Plasmids and Viral Preps - January 2021

    Type
    Blog Post
    Published
    Jan. 5, 2021, 2:15 p.m.
    ... A fast blue-light inducible Cre for precise control of bacterial gene expression By Meghan Rego Recombinases...recombinases to manipulate genomes, scientists can control expression of their genes of interest. While recombinases...their activity can be fine-tuned and precisely controlled through the use of optogenetics. Optogenetic ...
  5. Plasmids 101: Terminators and PolyA signals

    Type
    Blog Post
    Published
    March 31, 2016, 2:30 p.m.
    ...structure. It is thought that poly(A)s are used to control the cellular concentration of regulatory RNAs and... and may additionally act as a quality control mechanism to rid the cell of mis-folded RNAs. Eukaryotic...Resources on the Addgene Blog Learn how the Promoter Controls Gene Expression Learn about New Cloning Techniques...
  6. Genome-wide Screening Using CRISPR

    Type
    Blog Post
    Published
    Aug. 18, 2015, 2:30 p.m.
    ...drug-resistant population compared to a non-treated control group. In this scenario, gRNAs that are “enriched...As with any experiment, the use of appropriate controls, multiple replicates and several cell types can...Titering Your Lentivirus Plasmids 101: NGS Quality Control for Pooled Libraries Find More CRISPR Resources...future therapeutic targets for diseases causing uncontrolled cell growth, such as cancer. Figure 2...
  7. 28 Hot Plasmid Technologies from 2015

    Type
    Blog Post
    Published
    Dec. 23, 2015, 3:30 p.m.
    ...an effort to obtain even more precise temporal control of gene knockout or activation, the c-terminal ...). This system provides users greater temporal control over CRISPR/Cas9 mediated genome modification and...Optogenetics is a powerful tool that utilizes light to control and monitor individual living cells in order to... allows scientists to spatially and temporally control which genes are turned on or off in a given area...strategy is that each "bit" of information must be controlled independently; that is, the signal to record ...Photoswitchable tools for spatial and temporal control of cell events Three years ago, Brian Kuhlman’s...localization in mammalian cell culture and reversible control of signalling pathways. These LIDs are generalizable...
  8. Antibodies 101: Validation

    Type
    Blog Post
    Published
    March 24, 2022, 1:15 p.m.
    ...you see a similar antibody signal between your control and your knock-out sample, you should be concerned...antibody binding in the transfected cells but not in control cells. But (there is always a ‘but’), you should...encoding this protein, which we will call Negative Control Gene (NCG) (A). Then you lyse the cells and run...well as a third unrelated antibody as a negative control (A). The two antibodies to your protein of interest...
  9. Six Spooky Science Stories and Halloween at Addgene

    Type
    Blog Post
    Published
    Oct. 31, 2019, 1:06 p.m.
    ...unilateralis is a fungus that infects ants and controls their behavior. These ants become “zombies” and...display imitating a moving caterpillar. The worm controls the snail’s behavior, forcing it out of hiding...
  10. Rabies and Neuronal Tracing

    Type
    Blog Post
    Published
    May 29, 2018, 1:51 p.m.
    ...2007). Thus, RABV transsynaptic spread can be controlled by selectively supplying the G protein in trans...optogenetic or chemogenetic receptors) enables complex control of specifically defined neuronal populations. In... Cre-lox and Flp-FRT - A Neuroscientist's View Control Gene Expression with FLEx Vectors Resources on...
  11. CrispyCrunch: High-throughput Design and Analysis of CRISPR+HDR Experiments

    Type
    Blog Post
    Published
    Feb. 7, 2019, 2:16 p.m.
    ...donor templates and sequencing primers for quality control. At such a scale, automation is crucial, both for... to avoid re-cutting when needed. It gives you control over your data. CrispyCrunch keeps a record of ...repair outcomes, which is important for quality control. The only ones we found that worked with NGS data...
  12. Plasmids 101: Degron Tags

    Type
    Blog Post
    Published
    March 14, 2024, 1:15 p.m.
    ...advantages degron tags can offer over other protein control methods and compare the commonly available types...etc. Firstly, they are reversible mechanisms of control. Protein degradation can be induced by the addition... Tsien RY, Lin MZ. Tunable and reversible drug control of protein production via a self-excising degron...
  13. What's the Best Way to Elute and Store Your Plasmid DNA?

    Type
    Blog Post
    Published
    June 4, 2020, 1:22 p.m.
    ... your preparation for a long time. Tris buffer controls the pH, while the EDTA chelates any divalent cations...of using a Tris buffer is that it allows better control of the pH preparation stabilizing the plasmid, ...
  14. Hot Plasmids - August 2020

    Type
    Blog Post
    Published
    Aug. 18, 2020, 1:15 p.m.
    ...new tool for synthetic biology uses CRISPRi to control gene expression. This includes a CRISPRi-based ...affinity), as well as GRAB_NEmut as a negative control. Find the sensors at Addgene! New yellow fluorescence...AAV5 and AAVrg. Find these AAVs at Addgene New controls, biosensor, chemogenetic and optogenetic AAV for...
  15. Droplet Digital PCR for AAV Quantitation

    Type
    Blog Post
    Published
    Jan. 16, 2020, 2:18 p.m.
    ... and negative (gray) droplets. The no template control wells should have very few positive droplets. In...positive copy per microliter in the no template control wells. You’ll also notice a reduction in the number...assay, so cross contamination into a no template control (NTC) well is common. Here are some steps you can...
  16. Bioinformatics at Addgene

    Type
    Blog Post
    Published
    July 14, 2022, 1:15 p.m.
    ...laboratories and associated publications, but our quality control (QC) standards have evolved over the years to keep... ability to re-use or borrow existing code and control how the various pieces were connected, as this ... for Bioinformatics AnalysesAAV Vector Quality Control: Going the Extra Mile with NGS...
  17. Split Fluorescent Proteins for Studying Protein-Protein Interactions

    Type
    Blog Post
    Published
    May 3, 2022, 1:15 p.m.
    ...live cells.  Controls  When designing experiments, it’s important to include proper controls to assess the... p53 tetramerization in response to DNA damage controls the p53 response. Gaglia G, Lahav G. Mol Syst ...
  18. Deciphering the Mysteries of Behavior with Viral Vectors

    Type
    Blog Post
    Published
    Sept. 17, 2019, 12:40 p.m.
    ...to the neuronal networks involved in directly controlling muscle activity and coordinating movement, several...optogenetics to support these existing findings by controlling neurons in the mPFC with light. Activation of...inhibited by fear/anxiety. On the other hand, the control group preferred staying in the dark compartment...
  19. Minigenomes - a Safe Way to Study Dangerous Viruses Like the Ebola Virus

    Type
    Blog Post
    Published
    March 17, 2016, 2:30 p.m.
    ...standpoint, a plasmid with all four genes and necessary control elements for each would be relatively large. Cloning...separate plasmids allows researchers to partially control expression levels of each gene by altering the ...genes (either viral genes or minigenome) are under control of a T7 RNA polymerase promoter sequence. Thus,...
Showing: 121 - 140 of 382 results