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We narrowed to 960 results for: comp

Showing: 321 - 330 of 960 results
  1. Hot Plasmids: Fall 2024

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    Blog Post
    ...Construction of solid matrix-antibody-antigen complexes containing simian immunodeficiency virus p27 using...structures of CRBNmidi alone (A) and in a ternary complex with the multiple myeloma drug mezigdomide and ...on its own, with drug ligands, and in ternary complexes with other proteins, establishing CRBNmidi as ...matured considerably faster, with expression levels comparable to GFP during early embryogenesis (Figure 3).... through the middle of each embryo are shown, comparing GFP, wrmScarlet (mScarlet), and the new mScarlet3...Merritt D.M., Pe K., Cesar M., Hobert O. (2024) Comparative analysis of new mScarlet-based red fluorescent...than FRET-based mechanosensors (~60 kDa) and are compatible with common microscopy methods. Plus, the luminescence...
  2. Deciphering the Mysteries of Behavior with Viral Vectors

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    Blog Post
    ...neuronal function, with far fewer side effects compared to lesioning methods -  they may be the key to...camera or tracking software. Locomotion is a highly complex process on the level of individual neurons and ...different motivation (and brain areas associated) compared to an animal running to escape a threat. Locomotion...plus maze, the light-dark box is a simple device comprised of a brightly lit (risky) and a dark (protected... control group preferred staying in the dark compartment (Howerton at al. 2014). Addgene has several recombinase-expressing... passive mode, the stronger is the depressive component of the animal behavior. With the availability ...behavioral neuroscience to reveal insights into the complex relationship between genes, neurons, and behavior...
  3. Four Base Editing Reporters to Monitor and Enrich Editing in Real-time

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    Blog Post
    ...mutations in the genome, but they’re inefficient compared to CRISPR/Cas9 edits that rely on double strand...only occur through editing by a APOBEC-Cas9n-UGI complex. So how exactly does this work? Figure 1:...editing efficiency can be easily determined by comparing cells expressing only eGFP expression to cells...DNA editing efficiency of APOBEC-Cas9 editisome complexes in real-time (St. Martin et al., 2019). To create...DNA editing efficiency of APOBEC-Cas9 editisome complexes. The eGFP reporters rely on the correction of ...frequency of genomic base pair edits of interest compared to cells segregated solely by a reporter of transfection... single base editing by APOBEC-Cas9 editosome complexes. Scientific Reports 9: . https://doi.org/10.1038...
  4. Finding nucleic acids with SHERLOCK and DETECTR

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    Blog Post
    ... and updated April 16, 2020. Figure 1: Comparison of SHERLOCK and DETECTR nucleic acid detection... and/or are too expensive, time-consuming, and complex to use outside of standard laboratories. In the...step allowing for greater quantitation without compromising sensitivity. To detect multiple targets in ...signal of a single target. Csm6 can cleave ssRNA complementary to a crRNA of interest (Niewoehner and Jinek...with high sensitivity and specificity without compromising speed, ease of use, and portability. This method...molecular and clinical diagnostic applications. The company Mammoth Biosciences has been started based on DETECTR...ES, Koonin EV, Zhang F (2016) C2c2 is a single-component programmable RNA-guided RNA-targeting CRISPR effector...
  5. Q&A With Julie Cicalese, the Newest Member of the Addgene Board of Directors

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    Blog Post
    ... newly formed compensation committee. The compensation committee creates a compensation philosophy that...employee compensation and also serves as an objective body to oversee some of Addgene’s compensation decisions... environment.   What do you hope Addgene will accomplish in the near future? Right now it’s a matter of...
  6. Replacing Paper: Tips for Choosing an Electronic lab Notebook

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    Blog Post
    ...lengths to keep accurate records, but given the complexities of modern research, it’s often not enough. A... have software tools that help us efficiently accomplish our daily goals. These tools remind us of our...others using excel sheets or organizing folders in complex ways, there are solutions that bring more to the...-based solutions or open source solutions. In comparison to paper-based record keeping, ELNs offer functionalities... if you are working for a large institution or company, site licenses might be available as well. In most...information. Does your lab need to meet any specific compliance requirements – e.g. 21 CFR part 11, HIPAA? Answering...of time and effort and give the lab a serious competitive advantage.  Many thanks to our guest blogger...
  7. Antibodies 101: Introduction to Immunofluorescence

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    Blog Post
    ...websites compiling antibody data that can help you compare antibodies from different companies, such as... a fluorophore (Figure 1).   Figure 1: Comparison between how direct immunofluorescence and indirect....  How do you find validated antibodies? Many companies that produce and distribute antibodies validate...through their publications or as a review on a company website. It is important to review the data and... a couple of antibodies that seem promising to compare in your own lab. Even with all of the resources...
  8. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

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    Blog Post
    ...the N2 gene of SARS-CoV-2. If the Cas12a-sgRNA complex binds to the target sequences, Cas12a activity ... amplified region of interest. Cas13 uses a complementary crRNA sequence to bind to the sample and upon...steps and the Cas protein used. Here, all the components needed for the reaction are mixed in a single...incubated at one temperature. Two Cas12a-crRNA complexes are designed, each binding to one strand of the... RPA primers, the Cas12a-crRNA binds to the complementary region in the target sequence and this activity... substrates for Cas13. Cas13, upon finding complementarity between the gRNA and a given fluorescently ...streptavidin coated beads. Fluorescently labelled dCas9 complexes containing sgRNA that have no mismatches bind ...
  9. Site Directed Mutagenesis by PCR

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    Blog Post
    ...are designed to be complementary, but each primer may extend beyond the complementary region as long as...products (green) are digested with enzyme “A” as compared to the products of parental plasmid digestion ... Primer Design As a rule of thumb, 11 bp of complementary sequence on either side of the desired mutation...template should be isolated from a methylation competent bacterial strain (e.g. DH5α which is dam+). Methylation...A-overhangs (a feature used in TA-cloning). Such non-complementary bases at the 3’-end interfere with plasmid reconstitution...that any residual parental plasmid (usually from incomplete DpnI digest) can also form colonies under these...
  10. Using Phosphoserine to Study Protein Phosphorylation

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    Blog Post
    ...5). Optimization of this system defined three components required for translation (Figure 1): A tRNA ...the pSer-incorporated polypeptide. These three components were shown to effectively incorporate phosphoserine... the phosphoserine OTS, Sep-OTS, contains the components required for the translation of pSer-incorporated...host strain for pSer-incorporation The second component necessary for phosphoserine incorporation is a...enzyme function, protein interaction, etc. by comparison to non-phosphorylated or ‘wild type’ control ...substitution. Alternatively, you can express the completely wild type protein from the same plasmid.  Upon...dephosphorylation reaction can be tracked through the comparison of phospho:non-phospho species on PhosTag gels...
Showing: 321 - 330 of 960 results