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Showing: 741 - 760 of 1033 results
  1. Plasmids 101: Plasmid Incompatibility

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    Blog Post
    ...replication, the negative regulation system cannot distinguish between the different plasmids. The concentration... plasmids from the bacterial pathogens Yersinia pestis, Agrobacterium tumefaciens, and Bacillus anthracis...) Curing of four different plasmids in Yersinia pestis using plasmid incompatibility. Letters in Applied...
  2. Bacterial Toxin-antitoxin Systems as Molecular Biology Tools

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    Blog Post
    ...plasmid due to improper plasmid partitioning, it will still inherit some toxin and antitoxin. However, the antitoxin... serves as a counterselectable marker in the destination vector. Successful cloning occurs when the ccdB...to apply this system as an orally administered diagnostic that can indicate the presence of liver metastasis...
  3. CRISPR-based Genome Editing Systems For Editing in E. coli

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    Blog Post
    ...Shanghai Institute of Biochemistry, Chinese Academy of Sciences. He joined Shanghai Institutes for Biological...genetic and biochemical mechanisms behind their distinct phenotypes and to design a new generation of engineered...
  4. Analyzing CRISPR Editing Results with ICE from Synthego

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    Blog Post
    ...faster, and more efficient than previous methods. Still, generating reliable results from CRISPR edit data...comparing the robustness, accuracy, and speed with existing tools. For example, we examined ICE analysis of...contact us at [email protected] if you have any questions, and check out the Synthego blog for more great...
  5. Hot Plasmids - August 2020

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    Blog Post
    ...transcription of the mCitrine gene. mCherry is constitutively expressed. Cells are then cultured and FACS...cells(hPSCs), Lindy Barrett’s lab at the Broad Institute developed fluorescently labeled piggyBac vectors...CRISPR/Cas Toolkit for plants includes 95 plasmids consisting of CRISPR/Cas nucleases, base editors, gRNA backbones...
  6. Hot Plasmids - November 2023

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    Blog Post
    ...control over when and where the enzyme is active, drastically reducing background labeling caused by the biotin...that had been trafficked from the “source” to “destination”. Images adapted from Lee and Cheah et al. 2023...roles in synapse development, transmission, and plasticity and is a popular marker of excitatory synapses...
  7. Twenty Years of Sharing: Addgene's Viral Vector Service

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    Blog Post
    ...available to researchers around the world. While we still offer many resources for producing vectors from ...vectors are not as easy to ship as plasmids, they still have a global reach. From 2016–2023, we shared 93,491...difficult as it may be to find answers to such questions, Addgene is deeply interested in pursuing them...
  8. Antibodies 101: The Four ELISAs and When to Use Them

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    Blog Post
    ...numerous fields including research and development, diagnostics, drug discovery, and food safety.  Part of the...antibody and the capture antibody must bind to distinct, non-overlapping epitopes so that they do not ...is non-specific binding or false positives.  If testing a recombinant protein, especially one with tags...
  9. Using Video to Share Your Science: We Share Science

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    Blog Post
    ...attention, though in reality much of our research still fails to reach our primary target audience – colleagues... disciplines and the years. Which leads to the question of how we can support researchers as they try ...much anyone applying the scientific method to a question. Videos from any discipline are welcome. Up to...
  10. Healthcare Consulting: A Door to the Business of Life Sciences

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    Blog Post
    ...specific operational or commercial challenges or questions that clients face imminently. Consulting firms...research, drugs, the diseases they can treat, and diagnostic advancements. Consultants can help these teams...weight with your scientific expertise. Do I have to stick with consulting in the long-term? A few years as...
  11. The Fluorescent Vegetables in Aptamer Soup

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    Blog Post
    ...2013). Since then, Spinach2 has been used to investigate intracellular viral DNA dynamics in neuronal ...developed into a split aptamer that can be used to investigate RNA assembly. The split aptamer is composed of... blog Learn more about aptamer fluorophores Investigate other fluorescent biosensors Find other uses ...
  12. Adeno-associated Viruses (AAVs) for Genome Editing

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    Blog Post
    ...this post. Adeno-associated viruses (AAVs) make fantastic gene delivery vehicles for episomal gene expression...delivered through transfection of naked DNA. Other investigators who had been working to develop high efficiency...Central PMCID: PMC5568673. 8. Howes, Rob, and Christine Schofield. "Genome engineering using adeno-associated...
  13. Five Popular Model Organisms, Part 2

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    Blog Post
    ...By Justin Ng and Alyssa Cecchetelli Science is a constantly evolving and demanding field, requiring a...feature genetic, physiological, or developmental characteristics that make them ideal for studying in a laboratory...regenerate, the axolotl has several attractive characteristics that make them an ideal model organism; they...
  14. Hot Biosensors 2022: Year-End Roundup

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    Blog Post
    ...urotensin. The MTRIA sensors will be useful for investigating neuronal signaling and for engineering improved...better response kinetics and photochemical characteristics than previous NIR calcium reporters iGECI and... to the potassium concentrations in cells than existing sensors. Using genome mining and structure-guided...
  15. Deep Mutational Scanning with One Pot Saturation Mutagenesis

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    Blog Post
    ...focused scanning libraries. PFunkel: Of prior existing comprehensive mutagenesis methods, PFunkel offers...). If so, the nicking mutagenesis protocol will still work if the orientation of the BbvCI site(s) of .... PubMed PMID: 20676978. 3. Wrenbeck, Emily E., Justin R. Klesmith, James A. Stapleton, Adebola Adeniran...
  16. Antibodies 101: The Basics of Western Blotting

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    Blog Post
    ... unbound by protein. These unbound regions are “sticky” and have the potential to bind nonspecifically...milk, bovine serum albumin or other proteins. The sticky areas on the membrane will bind to the proteins... thoroughly. Vendors will frequently include suggestions for working concentrations, blocking buffers,...
  17. Viral Vectors 101: AAV Serotypes and Tissue Tropism

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    Blog Post
    ...with BioRender.com. AAV vectors have both distinctive capsids and genomic structures. The viral capsid...abbreviated nomenclature (AAV1, AAV2, etc.) to distinguish the capsids from one another. Common serotypes...prep service.  AAV5 AAV5 is the most genetically distinct AAV. Though AAV5 is one of many serotypes used...
  18. Antibodies 101: Multiplex Immunofluorescence

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    Blog Post
    ...quantification). But what if you’ve got several interesting protein targets and you want to know if they ...fluorophores, then labeling with the other, you can still record the signal separately for each target.   ...your next multiplex IF experiment! If you have questions or any favorite tips and tricks, leave a comment...
  19. An “elegans” Approach to Better CRISPR/Cas9 Editing Efficiency

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    Blog Post
    ...non-homologous sequence or a series of single-nucleotide substitutions along a 1.5 kb tract, all without selectable...found that mating improved editing efficiency suggesting that sperm are more permissive to Cas9 editing...CRISPR plasmids page. Future perspectives It is interesting to note that recipients for the 2015 Breakthrough...
  20. CRISPR 101: Cytosine Transversion Editors

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    Blog Post
    ...tool for predicting CGBE editing outcomes and assisting sgRNA selection is available at http://www.sunlab.fun...CGBEs. What's next? Base transversion editing is still advancing rapidly. If it follows a similar path ... synthesized, templated sequence. And the story still isn’t over! Keep an eye out for our next post about...
Showing: 741 - 760 of 1033 results