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Showing: 501 - 520 of 916 results
  1. Plasmids 101: Screening Strategies Used in Plasmid Cloning

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    Blog Post
    ...as well. In a screen, you aren’t killing off a portion of the cells like in a selection. Instead, all ... genome, and scientists have found that when a portion of the gene is deleted, it creates a non-functional...Complementing this mutation by expressing this deleted portion, for example on a plasmid, creates a functional...
  2. New and Upcoming Viral Vectors - May 2020

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    Blog Post
    .... The advantages of optogenetics lie in the spatiotemporal control offered by the system that allows for... expression of ChR2(H134R) bound to an mCherry reporter. We now also offer AAVrg for plasmid 83898, which...advantage of the extensive supply of transgenic reporter lines that supply a variety of GFP expression ...
  3. A Practical Approach to Choosing the B(right)est Fluorescent Protein

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    Blog Post
    ...of posts explains how to critically assess the reported properties of fluorescent proteins, how to do ...detected signal and therefore high brightness is an important feature of a fluorophore. The key question is ...However, the theoretical brightness ignores several important experimental conditions that are related to the...
  4. Viral Vectors 101: Gamma-Retroviral Packaging Systems

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    Blog Post
    ...γ-retroviruses differ from lentiviruses? There are a few important differences between engineered γ-retroviruses ... enough to enter the nucleus through the nuclear pore complex. This feature may be useful for the transduction... expression of transgenes via increased nuclear export. LTR Subcomponents: -U3 -R -U5 LTR; Long...
  5. Why and how to start studying chromatin (with Addgene's help)

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    Blog Post
    ...histones and chromatin architecture to every diagram portraying some aspect of eukaryotic DNA would become busy...plasmids available from Addgene Many articles reporting chromatin-related research describe the production...Lawrence JB Mol Cell. 2009 Mar 27;33(6):717-26. Reporter-nanobody fusions (RANbodies) as versatile, small...
  6. Protein Tagging with CRISPR/Cas9: A Conversation with Mendenhall and Myers

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    Blog Post
    ...is to understand the function of the non-coding portion of the genome. Mendenhall and Richard Myers of ...efficiency of inducing double strand breaks and more opportunity for homologous recombination. Before CRISPR, ...versions of this out there. Addgene: Why was it important to you to make these plasmids available to other...
  7. Pooled CRISPR Libraries Offer Genome-Wide Control for Large-Scale Functional Screens

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    Blog Post
    ...nucleolytically inactive Cas9-VP64 fusion; 2. A sgRNA incorporating two MS2 RNA aptamers at the tetraloop and stem-loop...knockout screening). As the Zhang lab's Nature paper reports, “Here we have shown that the SAM system is robust...size of the backbone, transformations require electroporation. References & Further Reading: For more ...
  8. Advice for Starting a Biotech Company from a Grad Student turned Entrepreneur

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    Blog Post
    ...bacteriophages as bacterial therapeutics. This idea was incorporated into Novophage Therapeutics, Inc. in March 2009...potential conflicts that waste money and time. Most importantly, “the company does not become real until someone...Synthetic Biology? Read On! Synthetic Biology & the Importance of Assembly Standards Story of a SynBio Startup...
  9. Antibodies 101: Selecting the Right Antibody

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    Blog Post
    ...know about the vendor and the vendor’s technical support? An antibody from a vendor that you use frequently... with a responsive and knowledgeable technical support team, is a safer bet than one from a large distributor... know that application validation is the most important factor in antibody selection, but what does that...
  10. Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics

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    Blog Post
    ...rhodopsin Ace2N and mScarlet. Ace2N quenches a proportion of mScarlet's emission via FRET. Image from Beck...indicator plasmids at Addgene! Beck et al., Sci Report 2019. PubMed PMID: 31685893. A MoClo toolkit for... Eisenhoffer lab, is a new tool that increases temporal and spatial precision of gene expression and reduces...
  11. Uncertainty about Labor Law Brings More Uncertainty to Postdoc Wages

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    Blog Post
    ...with their planned raises, some are taking the opportunity of the lapsed mandate (or are being compelled... up on this issue. These salary raises are an important step forward in helping the postdoctoral population...Careers Resources on Addgene.org Find Career Opportunities at Addgene  ...
  12. Transferable Skills Guide: Public Speaking

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    Blog Post
    ...almost any career. It allows you to share and build support for your ideas, invite others into decision making...Averaging ten panels each. (For this story, it is important to know that the student presenting right before...your work, opens up collaboration and growth opportunities, and gives your entire audience a chance to ...
  13. dTAG - You're it!

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    Blog Post
    ...transcription factors with important roles in Multiple Myeloma), it is important to ensure lack of degradation... chimeras For each protein-of-interest, it is important to determine which terminus can accommodate the...
  14. CRISPR 101: Anti-CRISPR Proteins Switch Off CRISPR-Cas Systems

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    Blog Post
    ...pair to another base pair at a specific site. 2. Temporal, spatial, or conditional control of CRISPR activity... way to make those genome edits. But, just as important is a way to flip the switch and turn off CRISPR...The ability to turn off CRISPR activity is an important step towards CRISPR-based therapies and for more...
  15. How to Prepare for an Industry Interview

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    Blog Post
    ...industry job! You’ve worked hard to earn this opportunity and are excited for this next step. But wait,... background info. Use the presentation as an opportunity to demonstrate technical and transferable skills...your industry interview. Each interview is an opportunity to learn something and then apply it to the next...
  16. Synthetic promoter AAVs for cell-type specific expression in retinal cells

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    Blog Post
    ...gene is expressed in a particular cell type is important not only for translational research, such as gene...expression of the same transgene: an optogenetic reporter, channelrhodopsin, fused to a fluorescent GFP ...expression of a Cre-dependent fluorescent CatCH-GFP reporter. Expression of GFP will only result in cells where...
  17. CRISPR in the Clinic

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    Blog Post
    ...sites within the viral genome to excise a large portion of it. This ongoing trial is sponsored by Excision...effectiveness, and delivery. Patient safety is important for allogenic therapies to prevent a graft vs....vs. host response. Off-target effects are also important safety considerations for all CRISPR therapies...
  18. Viral Vectors 101: Virus Safety

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    Blog Post
    ... would be infected by a lab-grown virus, it's important to understand the risks of the specific virus ...waste, remember that the percentage indicates the proportion of the decontaminate in the waste itself, not...familiarize yourself with your organization’s reporting mechanisms before you start an experiment, just...
  19. A Look at Addgene's QC Process

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    Blog Post
    ...conclusions. Being vigilant about these errors is an important part of maintaining the quality of reagents, especially... especially shared ones.  The importance of QC Plasmids are a fundamental part of research. They are ...plasmids are sent out to Plasmidsaurus for long-read nanopore sequencing. This platform sequences the entire...
Showing: 501 - 520 of 916 results