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Showing: 261 - 280 of 337 results
  1. Plasmids 101: Sequence and Ligation Independent Cloning (SLIC)

    Type
    Blog Post
    Published
    Sept. 26, 2024, 1:15 p.m.
    ..., but at a lower efficiency (~20%). Figure 2: Schematic of multicomponent assembly with SLIC. Multiple...allows both insert and vector to be digested in the same tube. Alternatively, SLIC can also work directly...using multiple fragments that share homology in the same reaction. In these cases, the use of another cloning...
  2. Why and how to start studying chromatin (with Addgene's help)

    Type
    Blog Post
    Published
    June 12, 2018, 11:40 a.m.
    ...JS, Legube G, Miller KM Genes Dev. 2015 Jan 15;29(2):197-211. DNA Cross-Bridging Shapes a Single Nucleus...Single Nucleus from a Set of Mitotic Chromosomes. Samwer M, Schneider MWG, Hoefler R, Schmalhorst PS, Jude...Nucleus from a Set of Mitotic Chromosomes. Samwer M, Schneider MWG, Hoefler R, Schmalhorst PS, Jude JG, Zuber...
  3. Antibodies 101: Buffers, Storage, and Conjugates

    Type
    Blog Post
    Published
    Feb. 1, 2022, 2:15 p.m.
    ...with abundance whenever possible.      Fig 2: Try to inversely pair fluorophore strength with protein... the antibodies time-sensitive, using precious samples, or being compared to other data in a manner that...signaling molecule, that all need to be detected in the same assay. This is one of the most complex subjects ...
  4. All in a Twist: dsRNA

    Type
    Blog Post
    Published
    Feb. 2, 2023, 2:15 p.m.
    ... would release them into the cytosol. Fig. 2: Endogenous sources of duplexed RNA DNA:RNA hybrids...systems can lead to local dsRNA production. In the same vein, genotoxic stress, such as chemotherapy treatment...dsRNA finds its way outside of the mitochondria, the same inflammatory response can activate. These types ...
  5. Cancer and the Immune System: Deciphering the Relationship

    Type
    Blog Post
    Published
    March 14, 2017, 2:30 p.m.
    ...interferon gamma (IFNγ) - and eliminate cancer cells. 2. Equilibrium - In a process analogous to the development... 35. Academic Press, 2015. PubMed PMID: 25818339. 2. Curiel, Tyler J., et al. "Specific recruitment of...multiple immunotherapy targets can be utilized at the same time. A combination of tolerance marker blockade...
  6. To Each HIS Own

    Type
    Blog Post
    Published
    March 2, 2023, 2:15 p.m.
    ...take care when using this method.      Fig 2:  A, The polyhistidine tag is a string of histidine...metal ions are immobilized on a bead or resin and a sample containing the protein of interest flowed through...interest and the metal ions.      Fig. 1: A sample containing a polyhistidine tagged protein of interest...tags are also recommended if you need a very pure sample. Because binding strength is proportional to the...
  7. Tips for Titering Your Lentiviral Preps

    Type
    Blog Post
    Published
    March 15, 2016, 2:30 p.m.
    ...protocols 4.4 (2009): 495-505. PubMed PMID: 19300443. 2. Geraerts, Martine, et al. "Comparison of lentiviral...titers measure the amount of viral particles in a sample and are usually based on the presence of a viral...however, is that a p24 ELISA measures all p24 in the sample regardless of whether or not it is incorporated...lentiviral prep may be significantly higher than the same prep that has been stored in the freezer. If you...
  8. Adapting Toehold Switches to Detect Zika Virus

    Type
    Blog Post
    Published
    Aug. 30, 2016, 2:30 p.m.
    .... Find Plasmids from the publication at Addgene 2. Green, Alexander A., et al. "Toehold switches: de-novo-designed...high and above what would be expected in patient samples (e.g.: blood, urine). Adapting toehold switches...pathogen’s genome as unique barcodes to identify samples containing the virus. Of the 48 sensors, targeting... diagnostic results.  Our approach now detects samples at clinically relevant concentrations (1-3 fM; ... look at viral load in patient blood and urine samples; we showed that we can detect the virus directly...Interview with Previous Collin's Lab Member and Sample 6 Cofounder Michael Koeris Learn How Minigenomes...
  9. Viral Vectors 101: Chemogenetics

    Type
    Blog Post
    Published
    July 11, 2023, 1:15 p.m.
    ...Reports 9: https://doi.org/10.1038/s41598-019-41088-2 Magnus C, Lee P, Bonaventura J, Zemla R, Gomez J, ... results (Goutaudier et al., 2019). Using PSAMs PSAMs PSAMs, or pharmacologically selective actuator modules...interactions and still set off the same pathways, giving rise to the same cellular responses. The cellular...working with PSAM receptors, your impact on the cell is determined by what IPD your PSAM is combined with... will promote hyperpolarization. PSAM ligands The advantage of PSAMs lies in their ability to be specifically...manipulate. It is important to consider that the same receptor can elicit different responses depending...currently used in chemogenetics are DREADDs and PSAMs. Using DREADDs DREADDs DREADDS, or designer receptors...
  10. Addgene: The First Twenty Years

    Type
    Blog Post
    Published
    Dec. 19, 2024, 2:15 p.m.
    ...beginning Let’s take a quick flash back to 2004. “Shrek 2” was the most popular movie in theaters, the Razr ...Because we have a resource like Addgene to all get the same virus.” — Grad student visiting Addgene’s booth ...quality reagents, and we realized we could use the same principles to provide recombinant antibodies, another...
  11. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    Published
    March 14, 2019, 1:54 p.m.
    ... enrich the microvesicles containing AAVs (Figure 2). Since the development of the exo-AAV isolation protocol... have a higher transduction efficiency, i.e. the same number of AAV particles is able to infect more cells...
  12. Plasmids 101: Mammalian Vectors

    Type
    Blog Post
    Published
    March 25, 2014, 3:15 p.m.
    ... 293HEK Inhibits termination step of translation 2-10 ug/mL G418/Geneticin neo HeLa, NIH3T3, CHO, 293HEK... for cells that have taken up the plasmid in the same way. Selection methods, described below, are typically...
  13. A Look at Addgene's QC Process

    Type
    Blog Post
    Published
    May 6, 2025, 1:15 p.m.
    ...contain the expected plasmid features.  Figure 2. Addgene’s basic QC process. Created with BioRender.com...ensure the entire team is using the same rubric and making the same decisions when analyzing the wide variety... that is provided, each deposit goes through the same QC process to ensure all plasmids pass our high-...
  14. Luminescent Imaging with Nano-lanterns

    Type
    Blog Post
    Published
    May 25, 2017, 2:30 p.m.
    ...improve the brightness of previous Nano-lanterns by 2-4 fold and permit five-color fluorescent imaging! ...external light source. Therefore, especially thick samples may not be appropriate for use with Nano-lantern...
  15. Communicating Your Science With Help From ComSciCon

    Type
    Blog Post
    Published
    July 19, 2018, 1:12 p.m.
    ...aspects of the work you presented may also be unclear. 2. Make the audience your primary focus When writing...suggests a change to a slide, think about whether the same principle applies to other slides in your deck.  ...
  16. Building and Validating Recombinant Antibodies: A Case Study

    Type
    Blog Post
    Published
    April 5, 2022, 1:20 p.m.
    ...to visualize multiprotein complexes.  Fig. 2. Multiplex immunolabeling with subclass-switched recombinant...detect multiple targets with different mAbs in the same experiment. The Trimmer Lab found that they could...
  17. Of Myc and Men

    Type
    Blog Post
    Published
    Jan. 19, 2023, 2:15 p.m.
    ...promising monoclonal antibody with high specificity. (2) Narrow down the specific epitope that your antibody...between endogenous and exogenous versions of the same target. In the 1980s, Munro and Pelham set out to... ideal.  Unexpected connections Right around the same time that Munro and Pelham were devising their tagging...from this year.  But are we all really using the same antibody developed almost 40 years ago? Well…kinda...distributing monoclonal antibodies derived from the same hybridoma developed by Evans, et al. In other cases...
  18. Plasmids 101: Multicistronic Vectors

    Type
    Blog Post
    Published
    Sept. 9, 2014, 8:20 p.m.
    ...al (Nature. 1988 Jul 28;334(6180):320-5.) PubMed. 2. A segment of the 5' nontranslated region of encephalomyocarditis...simultaneously express two or more separate proteins from the same mRNA. We've discussed promoters before so in this...expressing your gene as they are both derived from the same transcript. Of course multicistronic vectors do ...anytime you want to express multiple genes in the same cell. Although it is possible to drive co-expression...expression cassettes, having the genes expressed from the same cassette is sometimes advantageous, particularly...produce equimolar levels of mulitple genes from the same mRNA. The term "self-cleaving" is not entirely accurate...successfully utilized 2A and IRES elements within the same multicistronic vector, effectively making a construct...
  19. New CRISPR Tools: Cas7-11 and PASTE

    Type
    Blog Post
    Published
    Feb. 17, 2022, 2 p.m.
    ...rate of 10-55% - the PASTE system.     Fig. 2: Schematic of programmable gene insertion with PASTE...lab often tests samples of new bacteria from anywhere they can find, whether the samples are from a rain...was safe to say the sample had their attention! They isolated DNA from the sample, amplified the CRISPR...range of mammalian cell lines. However, in those same comparisons, the AbuGoot lab reported no detectable...thousands of different mutations, all found in the same gene. If we only have small, directed editing abilities...
Showing: 261 - 280 of 337 results