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We narrowed to 920 results for: IRE

Showing: 381 - 400 of 920 results
  1. A Better Way to Get Customer Support: The Help Center

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    Blog Post
    ...everyone involved. We’re adding self service to the repertoire of tools you can use to get support for our resources...our various FAQ categories or search through the entire FAQ collection. You’ll find topics ranging from...and press send. Doing so will bring your concern directly to our support team’s attention, where we can ...can then offer the same high level of direct service you’ve come to expect from us.   Try out the Help Center...
  2. Future of Research Conference - Remarkable Opening Session

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    Blog Post
    ...resulting from past practices and mores.  His list is dire:  The current system is unsustainable, hypercompetition... tackle the issues with rules and practices of indirect costs.  The peer review and grant awards systems... encouragement.  Dr. Sibby Anderson-Thompkins, Director of the Office of Postdoctoral Affairs at UNC, ... put on good mentoring and applauded the new requirement for PIs to include in their annual NIH progress...
  3. A Needle in a Base-Stack: Cas9 Structural Biology

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    Blog Post
    ...the recognition domains—including the CTD and the entire REC lobe—do not structurally resemble any other...weak, random binding to precision gene editing requires three major steps: RNA loading, DNA sequence recognition...The RNA guide sequence is extended as a single unpaired strand in the center of the protein. The repeat...1, nestled between the REC and CTD domains, is required for Cas9 nuclease function. Stem loops 2 and 3...But how to test DNA bases that are already snugly paired to each other? At this point, the protein can switch...
  4. Are Hybrid Guide RNAs Right for Your CRISPR Application?

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    Blog Post
    ...sequence is much more forgiving and can be mostly or entirely replaced with DNA bases while retaining activity...specifically recognizes its folds, especially the repeat:antirepeat duplex. Cas12 recognizes the 2’-OH of RNA ...However, this result was unusual. Optimization is required for best results. Different targets benefit most...starting points. Hybrid guides only reduce certain undesired outcomes. Off-target editing of mismatched genomic...
  5. CRISPR 101: Drug discovery and CRISPR

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    Blog Post
    ...disease” often requires understanding the disease genetics and the “treatment” usually requires drugs. While...validated for specificity to their target, or their direct target can be identified if it isn’t known. If ...undruggable’ proteins – having multiple hits or an entire pathway of possibilities greatly increases the ...
  6. Management for Scientists: What Makes a Good Manager Anyway?

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    Blog Post
    ...time spent at the desk, but it is worth it. This requires a focus on deliverables. It does not mean a manager... and colleagues Sometimes this means you have to fire a good performer if they are enough of a jerk to... of most people, not just scientists) Are self-directed, but need precise leadership and support from ...Scientists. Subscribe to the Addgene Blog to follow the entire series as it is published. Good introductory reference...
  7. Viral Vectors 101: What is a Virus (and a Viral Vector)?

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    Blog Post
    ...and varying methods of replication. In fact, an entire classification scheme, known as the Baltimore replication...follow central dogma (gDNA to RNA to proteins) or require an intermediary DNA replication step between DNA...virus. RNA genomes can be transcribed into mRNA, directly translated into proteins, or, in the case of retroviruses...reproduce when experimentally necessary, genes for the required proteins are packaged in separate plasmids and...
  8. Summer SciComm Series: Master of SciComm

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    Blog Post
    ... my curiosity did not ultimately translate to a desire to do the research itself. Several years of exclusively...more creative faculties into motion, such that a desire to once again write for fun eventually saw an English...remarking to a classmate that, if this was one day required of me for work, I would have a high level of career...neurological health risk. Having played the sport my entire life, I was curious as to what the research had...
  9. RUBY-Red Siliques

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    Blog Post
    ...wide variety of applications. But some techniques require you to select against the presence of a transgene... Antibiotic selection would only then kill the desired plants! PCR or fluorescent markers are currently...plants, but screening these can be challenging and requires specialized equipment. Reporters for studying ...from these plants will be green, containing the desired mutation but lacking both RUBY and the construct...
  10. Viral Vectors 101: Parts of the AAV Transfer Plasmid

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    Blog Post
    ...this awesome experiment you want to do, but it requires some AAV. You’ve never worked with AAV before,...plasmids have a promoter, but this element isn’t required when the transfer plasmid harbors non-coding sequences...’s talk about some of the elements that aren’t required parts of an AAV transfer plasmid, but are often... control transgene expression. Lox sites are directional 34 bp sequences that can flank the transgene ...
  11. Viral Genome Sequencing - A One Stop Shop for AAV Identity and Serotype Confirmation

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    Blog Post
    ...tagmentation preparation approaches described previously require a preliminary double stranding step. The double...single-stranded and both TA-based ligation and tagmentation require a double-stranded template.  Using viral genome...of serotype confirmation, this method does not require any additional reagents or lab work (Pacouret, ...polynucleotide chains. J Virol 9(2): 394-396. Lecomte E, Tournaire B, Cogné B, Dupont J-B, Lindenbaum P, Martin-Fontaine...
  12. Celebrate National Book Month with Addgene

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    Blog Post
    ... favorite books - both scientific and not - to inspire you to read a little more this October. Science...science of race."     - Joanne Kamens, Executive Director  I Contain Multitudes by Ed Yong "Microbes are...another secret."     - Marcy Patrick, Associate Director of Quality Control Jonathan Strange & Mr. Norrell...Club (ABC) founder, Eric Perkins, is Addgene’s Director of Science Product Management and explains the...
  13. FPbase: A new community-editable fluorescent protein database

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    Blog Post
    ...choosing a FP, but much of the primary data one might require when making such a decision remains spread across...to us for advice on choosing a protein, we often direct them there as a starting point.  However, there...previous versions.  Currently, all submissions also require a DOI referencing primary literature, and every...information on a particular FP; this can be done directly using the search bar on the homepage (and at the...
  14. Visualizing Translation at the Single Molecule Level

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    Blog Post
    ...frequency. Although highly useful, this technique requires extensive sample processing to avoid disrupting...appear red. To enable this color switching, TRICK requires the following components: a GFP protein that ...field of view for constant tracking. You can then directly monitor multiple rounds of translation from this...caveats. In both cases, creating a reporter mRNA requires inserting multiple hairpin sequences into the ...
  15. With Our New Viral Service, We're Taking CRISPR Further!

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    Blog Post
    ...researcher at the Wyss Institute for Biologically Inspired Engineering and member of the Addgene Advisory...production frustrating - a researcher can complete an entire lentiviral production protocol only to find that...widely requested and incredibly useful tools, they require extensive background work from the requesting scientist...Church lab at the Wyss Institute for Biologically Inspired Engineering and the Zhang and Doench/Root labs...
  16. Antibodies 101: Flow Cytometry Controls

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    Blog Post
    ...population. The benefit of beads is that they do not require cells from your experiment, and they are non-specific...., CD4, CD8b, CD11b, CD19), are less likely to require an FMO. Markers that define more specific cell ...often used in the later gates, are more likely to require FMOs. Isotypes Isotype controls are negative controls... populations, but others do not. Some journals require isotype controls, while others don’t. However, ...
  17. Viral Vectors 101: Types of viruses

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    Blog Post
    ... nucleus through nuclear pores and thus do not require breakdown of the nuclear envelope during cell division...gamma-retrovirus are so closely related, their required components are very similar. While plasmids containing...specific cell type doesn’t always lend itself to direct application of virus. However, the cargo capacity...infect dividing and non-dividing cells and doesn’t require genomic integration to express its cargo, in fact...
  18. Viral Vectors 101: The AAV Retrograde Serotype

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    Blog Post
    ... AAV variant that efficiently infects neurons, directs high-level transgene expression, and has retrograde...any genetic tool delivered by the AAV.   AAVrg requires high titers for efficient retrograde transport...dye-based neuronal tracing reagents, AAV particles require receptor-mediated entry into the cell. This means...inject a recombinase-dependent chemogenetic vector directly into the region where the cell bodies of the projection...
  19. Viral Vectors 101: Viral Applications

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    Blog Post
    ...used. All of these expression control mechanisms require a specific modification of the viral vector for...of interest, for example. Some customization is required, but many viral constructs have already been built...applications. These libraries include sgRNAs targeting the entire genome, overexpression of all human transcription...delivery of the actual virus to which immunity is desired. Instead, components of the virus are now delivered...
  20. Plasmids 101: Screening Strategies Used in Plasmid Cloning

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    Blog Post
    ...is not enough on its own to help you find your desired plasmid. In many cases, you will need a screening...you will need to sort through them to find the desired clone. Do your selection, then screen Why add a...what about identifying clones that contain your desired insert? This is where a  screen comes in. Let’s...process. This way, we can confirm the sequence of the entire plasmid. Please note that NGS verification is more...
Showing: 381 - 400 of 920 results