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  1. Viral Vectors 101: Parts of the AAV Transfer Plasmid

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    Blog Post
    ... temporal activation of a transgene. Figure 2: FLEX Cre-Lox system.  WPRE The Woodchuck Hepatitis...contains the proteins needed for the virus to replicate,  and the transfer plasmid which contains the ... by the AAV. On a plasmid map, its sequence is located between the ITRs. It can be anything you like as...expression of your transgene to a specific species or location. Promoters can also drive different levels of ...sequences that can flank the transgene and are located between the ITRs. Transfer plasmids often have ... the expression of your transgene. The WPRE is located at the end of the AAV genome, just upstream of ...promotes RNA transcript longevity. The polyA is located at the end of the AAV genome, just upstream of ...
  2. Early Career Researcher Toolbox: Free Online Molecular Biology Tools

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    Blog Post
    ...access this tool, set up an IDT account. Figure 2: Addgene's Analyze Sequence tool.   DNA sequence...tackling these particular tasks, but they tend to be scattered about the internet. To help you keep your virtual...: Find sequences for plasmids assembled from publications and commercially available sources, as well ... as expression patterns, post-translational modifications and polymorphisms Codon optimization tool: To...making it ready to copy and paste into other applications Primer design tools Many of the above-listed... well as primer design for different cloning applications. Primer3 and Primer3Plus: For general primer...
  3. Tips for Improving Your Next Manuscript

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    Blog Post
    ...easily understood and consistent in design and layout. 2. Be concise in your writing  When writing a manuscript...of any scientist’s career. We use writing to communicate our findings and share them with the world. If...simply writing down your data doesn’t guarantee a publication. There is an art to composing manuscripts and...field of microbiology with multiple high-profile publications. My classmates consisted of graduate students...well as being critiqued added an extra level of application not present in the online class.   Four ways ...paper will be generated. After you complete a publication quality figure, produce the figure, its legend...
  4. Natural or synthetic? How Addgene’s dataset reveals trends in biological innovation

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    Blog Post
    ...Nature communications 9.1 (2018): 4425. PubMed PMID: 30356044. PubMed Central PMCID: PMC6200774.   2. Nielsen...published their results in a paper in Nature Communications announcing a new bioinformatics tool that can...at its sequence. MIT collaboration for gene classification This inquiry started when Neil Thompson, a ...have generated robust tools that have practical applications in monitoring the accidental or intentional ...the lab-of-origin of engineered DNA." Nature communications 9.1 (2018): 3135. PubMed PMID: 30087331. PubMed...
  5. Hot Plasmids and Viral Preps - July 2021

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    Blog Post
    ...method relies on the fluorescence ratio between the 2 fluorophores, rather than on the fluorescence intensity...be used to generate organoid cultures with a modification of interest. While the authors optimized the...mechanisms related to morphogenesis, cell fate specification, and human disease.     Sun, et al. bioRxiv...protoplasts, the enzymatic biosensor retains its catalytic activity.  As SLs are also known to trigger seed...parasitization of cereal crops. As a result, agricultural applications of these novel biosensors could have a major...
  6. Behind-the-scenes of the Isolation of the Thermostable IgnaviCas9 From a Yellowstone Hot Spring

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    Blog Post
    ... stabilization of unknown bacteria. Figure 2: Christina Mork collecting samples at the hot spring...under harsh conditions. One example application from the publication is the removal of unwanted cDNA derived...the van der Oost lab. Phylogenetic comparison indicates that like GeoCas9 and ThermoCas9, IgnaviCas9 is...a thermostable Cas9 be useful? It can enable applications where reagents must be stored at elevated temperatures...
  7. RUBY-Red Siliques

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    Blog Post
    ...make it easier to study these mutants.   Fig. 2: (A) Betacyanin is produced from tyrosine by the activity...markers for plant transformation fall into two main categories: antibiotic/herbicide resistance and fluorescent...culture), which is great for a wide variety of applications. But some techniques require you to select against...these mutant plants. Using RUBY to simplify the identification of these mutants will speed up my work and ...student studying plant development and cell-cell communication in the Nimchuk Lab in the Biology Department...
  8. Addgene's Top 10 Blog Posts of 2015

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    Blog Post
    ...HDR) and how it’s used in CRISPR genome editing.   2. Plasmids 101: Cre-lox Cre recombinase can be used...overjoyed to provide you with these fantastic educational resources and will be sure to keep our eyes open...used to generate inversions, deletions, and translocations. It also provides researchers with many different...repository use Cas9 to cut DNA, Addgene Science Communications Intern Mary Gearing explains how Cas9 homolog...make it easier to make gene edits at new genomic locations. 6. CRISPR 101: Non-homologous End Joining So ...
  9. Five Questions to Ask If You're Deciding Between a Master's or PhD Program

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    Blog Post
    ... master's degree prepared them for their career.  2. Are you looking for career advancement and growth...technical know-how, and helped develop my science communication skills. Ultimately, my degree prepared me to...technical or product support specialist,” “field application scientist,” or “scientific or technical writer...for PhD applicants since many will also accept applications from master’s candidates with experience.  Use...
  10. Bringing Sustainable Practices to the Lab: Recycling

    Type
    Blog Post
    ...the world’s population, we account for an estimated 2% of global plastic generation. Less than 9% of plastics...tape the box shut, and drop off the box at any location where the United States Postal Service picks up... of the container, and drop off the box at any location where the United States Postal Service picks up...
  11. CRISPR 101: Drug discovery and CRISPR

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    Blog Post
    ...development and therapy. Nat Rev Drug Discov (2017) 16(2):89-100. DOI: 10.1038/nrd.2016.238 Additional resources...put into them in those later stages. Target identification Not all diseases are fully characterized or...simple pathology. In these cases, preliminary identification of potential targets by CRISPR can accelerate...
  12. Understanding GPCR Signaling Using TRUPATH

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    Blog Post
    ...dissociation by bioluminescence resonance energy transfer 2, or BRET2. With binding of the drug, the alpha and...Kadowaki S, Haga T, Takaesu H, Mitaku S (2002) Identification of G protein-coupled receptor genes from the...biosensors Resources on Addgene.org Browse the catalog of fluorescent protein plasmids Find biosensors...
  13. CRISPR/Cas9 FAQs Answered!

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    Blog Post
    ...articles, such as: Sander JD & Joung JK, Nature Biotech, 2 March 2014. Or browse the articles related to the ...with the newest CRISPR technologies and their applications can be exhausting. A quick search for "CRISPR...puromycin selection. You could then confirm this purification by performing a genotyping assay (such as Sanger...
  14. How to Deposit Your Plasmids with Addgene

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    Blog Post
    ...two options to begin your plasmid deposit. Figure 2: Choose to submit plasmid(s) online or by using a ...format. Figure 6: Add sequence, maps, and files. Step 2: Gene and Insert *Note: This page will not appear ...in PubMed and choose the appropriate publication. This publication will be listed at the top of the final...classified in multiple categories, please check all of the appropriate categories (e.g., for a lentiviral... "Published plasmids" or "Unpublished or pre-publication plasmids" and set a desired distribution status...quickly associate your plasmids with the original publication where you described them. Search for your article...plasmids. You can submit "Unpublished or pre-publication plasmids": Unpublished plasmids or plasmids that...
  15. Special Delivery: Fluorophore Targeting for FRET Studies

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    Blog Post
    ...establishing the dynamic range of your FRET assay (Figure 2). These labeling methods are freely interchangeable...PMID: 20161833. PubMed Central PMCID: PMC2802762. 2. Dumas, Anaëlle, et al. "Designing logical codon reassignment–Expanding...cellular impediments. FRET has been used in many applications, including drug discovery by big pharma (i.e... acceptor doesn’t need to go to the same exact location as the donor. As long as some of the acceptor ...C-terminus of your target protein, but even these modifications can affect the structure or function of certain... close to the donor, faulty delivery to other locations in the cell are not a problem, as long as they...The poly-histidine tag often used for protein purification is a reliable FRET acceptor labeling site when...
  16. Illuminating Choices: A Guide to Selecting Fluorescent Dyes and Ligands

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    Blog Post
    ...elicit varying degrees of β-arrestin-2 recruitment to receptors, indicating their agonistic nature. The potency...fluorescent labels. In Nature Methods (Vol. 19, Issue 2, pp. 149–158). Nature Research. https://doi.org/10.1038...emission wavelengths, which are pivotal in their application in biotechnology (Grimm & Lavis, 2022). These... substrates/peptides and antibodies. Example applications of this include coupling to an antibody, whereby...whereby excitation of blue light will indicate where FITC is bound through green light emission. Key considerations...typically bind to. Stability of fluorescence: For applications that involve ranges of pH, and significant lengths...light, is another factor to consider. If your application requires longer periods of exposure, you’ll want...
  17. Sensing Neuronal Dopamine

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    Blog Post
    ...developed fluorescent-protein based DA sensors (Figure 2). The dLight1 dopamine sensor In 2018, Lin Tian’s ...at a certain frequency, and this frequency can indicate behavioral state, for example, if someone is awake...
  18. Some Like it Hot: Thermostable GeoCas9

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    Blog Post
    ...remained active in up to 30% plasma. Figure 2: Human plasma longevity of SpCas9 vs GeoCas9. SpCas9...could also be used with in vitro molecular bio applications that require high temperature reaction conditions...
  19. Antibodies 101: Fc Effector Functions

    Type
    Blog Post
    ...affinity and specificity. Trends in Immunology, 29(2), 91–97. https://doi.org/10.1016/j.it.2007.11.004 ...determination, don’t generally affect antibody applications like ELISAs or Western blots, they are key in...
Showing: 441 - 460 of 653 results