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We narrowed to 815 results for: ache

Showing: 141 - 160 of 815 results

  1. The Open Repository of CRISPR Screens: CRISPR Screen Data in One Place

    Type
    Blog Post
    Published
    Jan. 21, 2020, 2:30 p.m.
    ...houses over 890 CRISPR screens in 629 cell lines, each manually curated and annotated from more than 45... cancer cell lines. Screenshot updated 2024. Each screen curated in ORCS is linked to the original...particular screens of interest.   Figure 3: Each publication featured in BioGRID ORCS has a dedicated...Screenshots updated 2024. Importantly, metadata for each screen is captured by BioGRID curators, including...used by the authors to determine the gene hits for each screen are also captured as metadata.   Screen results...publication are also provided for the user. This approach serves to maintain consistency with published ...

  2. Bricking Science: Portraying Scientific Reality Through LEGO

    Type
    Blog Post
    Published
    Nov. 29, 2016, 3:30 p.m.
    ... the most approachable for LEGOs. Stop motion consists of taking many pictures, one for each position ...video. We’ve grown attached to the work, and I confess that, when I finish building each scenario, I go “...one doing experiments in France. We can learn with each other through globalized, collaborative thinking...help further unlock the potential contained within each. There must be some way to use LEGOs, which are ...

  3. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ...gRNA targeting approach is then used to direct the complex to a specific locus. This approach provides a ...a technique that utilizes phage recombination machinery to promote homologous recombination of linear ...resistance E. coli carrying the phage recombineering machinery are first electroporated with pCas9. Then, pCRISPR...repair template is supplied as a dsDNA fragment. Each round of editing takes two days, and the pTargetF...method in E. coli, Jesse Zalatan’s lab used an approach to identify known proteins involved in the activation...polymorphisms, including antibiotic resistance genes. This approach successfully targeted specific organisms when ...et al., 2018).  Base Editing Among the newest approaches that leverage the remarkable properties of CRISPR-Cas...

  4. Tetbow: Bright Multicolor Labeling for Neuronal Tracing

    Type
    Blog Post
    Published
    Jan. 24, 2019, 2:24 p.m.
    ...light microscopy-based neuronal reconstruction. To achieve stochastic multicolor labeling, Brainbow used the... Stochastic multicolor labeling is possible when each of the XFP genes is introduced at ~2 copies per ...you use AAVs, it typically takes a few weeks to achieve optimal expression of XFPs. Any longer and the ... introduced at ~2 copies per cell per color to achieve the highest color variations. Adjust the plasmid...Tetbow AAVs - You will have to wait a few weeks to achieve an adequate expression level of the Tetbow AAVs...critical to express a minimal amount of tTA to achieve highest expression levels. Clearing large tissues...

  5. Finding Your Science Policy Path

    Type
    Blog Post
    Published
    Sept. 22, 2020, 1:15 p.m.
    ... target. There are a multitude of options for achieving success in a science policy career with many opportunities...background, learning the science part on the job. Each path to science policy is unique and this creates...that you can attend to help build relationships.  Reach out to a science policy professional over Twitter...s talking about themselves--so don’t be shy and reach out! Someone from your alumni community is a great...audiences during your time in graduate school through outreach organizations and science blogs. Other avenues...organizations, working in student government, and teaching and mentoring others (see more in Figure 2). Starting...resource guide including conferences, societies, and outreach groups. Grab a virtual coffee to chat with someone...

  6. Creating accessible biology activities in schools with BioBits

    Type
    Blog Post
    Published
    Aug. 2, 2018, 12:56 p.m.
    ...complicated (and again, expensive) the different machines are, and how many regulations are in place to ...proteins. FD-CF reactions are also cost-effective, as each one is as cheap as 10 cents, making activities designed...in a variety of settings. If you are a biology teacher at the elementary, middle, or high school level...who can share their experiences and knowledge with each other to help make learning biology more fun – bit...developing synthetic biology based tools for science outreach and advocacy. You can email her at [email protected]... on the Addgene Blog Find planarian tools for teaching developmental biology Use the pathways over time...

  7. The Importance of High Titer for AAV Transductions

    Type
    Blog Post
    Published
    March 1, 2018, 2:11 p.m.
    ...Since there is a limited amount of surface area on each cell, the way to get more AAV in contact with the...proportion of AAV particles that make it through each part of the cell on their way to the nucleus where... as many viral particles must infect a cell to achieve visible expression of the protein. However, expression...expression of receptors may not need to be as high to achieve an observable signal in your experiment, therefore...looking for effective gene expression. How do you achieve high titers in the first place? Some AAVs are known...solution. Add a bit less buffer than you would to achieve the exact desired concentration to avoid over-diluting...

  8. Photosensitizer Induced Cell Ablation with FAP-TAP MG-2I-dL5**

    Type
    Blog Post
    Published
    Sept. 19, 2017, 1:20 p.m.
    ...than KillerRed, with KillerRed reaching greater than 75% photobleaching after just 1 minute of exposure...produce ROS - targeted cell ablation via ROS is achieved through localized expression of the FAP. A new...portion of the complex and is derived from the malachite green (MG) dye, but has been modified with the...longer exposure times (5 minutes vs 10 seconds) to achieve the same level of killing as Mg-2I-dL5**. Mg-2I-dL5...exposure. MG-2I-dL5** experienced minor bleaching after longer exposure times. Additionally, KillerRed requires...

  9. Synthesized by Ginkgo Bioworks, Shared by Addgene: SARS-CoV-2 Plasmids for Many Expression Systems

    Type
    Blog Post
    Published
    May 19, 2020, 1:15 p.m.
    ...confirmed the expected features and sequences in each plasmid, none of these constructs have been functionally...those found in the bacterial expression plasmids. Each combination is present in two sets of backbones ...standards are met, we are taking a unique hybrid approach compared to our standard pipeline. For the first... are free of mutation.  Once the samples arrive, each group of plates will have select samples prepared...These new processes have been instrumental in achieving our mission to help science move faster in the...the middle of a global pandemic. And the reach of these plasmids is indeed global. Helping scientists speed...

  10. Sweating the Small Stuff: Details in the Lab

    Type
    Blog Post
    Published
    Feb. 8, 2022, 2:15 p.m.
    ...of ways you could change your variables - your approach, your workflow, or your physical setup - to prevent...protocol when you work and make a checkmark next to each step as you complete it. Yes, this can be incredibly...physical copy. If you’ve got messy handwriting, reach for spreadsheets, printouts, and even label makers...workflow can have a huge impact. Test different approaches, like whether it's better for you to use cold...resistant to. Just like any other experimental approach, use small, incremental changes to understand ... Rachel Leeson...

  11. From Lab Bench to Leadership: Transitioning into Management as a PhD

    Type
    Blog Post
    Published
    Jan. 21, 2025, 2:15 p.m.
    ... disengagement. By tailoring my leadership approach to each person, I was able to create a more productive...differencesManaging a team isn’t “one size fits all”. Each team member has unique motivations, strengths, and...guidance and structure. I quickly learned that my approach needed to adapt based on individual needs. For...tension between two team members with differing approaches—one detail-focused and the other big-picture ...LinkedIn Learning, or edX. Podcasts: HBR IdeaCast Coaching for Leaders More resources on the Addgene blog...

  12. CasPEDIA: A Functional Classification of Cas Enzymes

    Type
    Blog Post
    Published
    Jan. 25, 2024, 2:15 p.m.
    ...love, and even some you’ve likely never heard of. Each entry displays the following information for a Cas... get you started, we’ll give a quick overview of each CasPEDIA feature. Activity features: CasID CasPEDIA... will display both the cis and trans activity of each entry. For example, SpyCas9a (one of the most frequently...host factors required for CRISPR processing. For each enzyme, it will also show you how multiplexed arrays...site. In the Experimental Considerations section on each enzyme page, you'll find a link to search Addgene's... as research progresses, but you are invited to reach out to suggest new entries or even new features ...

  13. GCE4All: Making Genetic Code Expansion Accessible

    Type
    Blog Post
    Published
    June 15, 2023, 1:15 p.m.
    ...non-interacting with) the cells’ own natural translation machinery; these are often incorporated into the cells via...existing GCE tools are not very robust. When using GCE, each component of the experiment system (including media...temperature) may need to be individually optimized for each of the three factors: the ncAA, the tRNA, and the...trade-offs. This balance can be extremely tricky to find: each of the factors can negatively impact both translation...scientist interested in, or currently using, GCE to reach out to them and let them know directly what protocols...  Rachel Leeson...

  14. Viral Vectors 101: Viruses as Biological Tools

    Type
    Blog Post
    Published
    March 21, 2023, 1:15 p.m.
    ...associations: common colds, COVID-19, norovirus (the stomach flu), and many more. Their infectious nature allows... viral particles, the functional infection unit. Each particle has a viral envelope, which fuses with ...They can also be directly injected into hard-to-reach organs, such as the brain. Secondly, some viruses... post. If a viral vector seems like the right approach for your experiment, you’ll need to decide exactly...adenovirus, and adeno-associated virus (AAV). While each virus allows you to infect cells and deliver cargo...and retro viruses do. They are generally used to achieve transient, high expression of the relevant cargo...

  15. Will You Be My Mentor? Finding and Asking for Mentoring Support

    Type
    Blog Post
    Published
    Feb. 4, 2014, 3:50 p.m.
    ... I will describe some of the many ways you can approach finding someone to give you advice and guidance...see someone with a great professional presence, approach them for advice on what makes them that way. Is...some of their time. There are many professional coaches who charge for their advice and time. Consider ...highly recommended from someone you trust. A good coach can make a big difference, if you can find one. ...responsible for leading the discussion and for being “coachable”. That means the mentee needs to be open to change...interactions. Watch for the people that are already teaching you and see if there are other ways they can help...

  16. Antibodies 101: Designing Your First Flow Panel

    Type
    Blog Post
    Published
    May 28, 2024, 1:45 p.m.
    ...you can't distinguish the different proteins from each other. To distinguish different target proteins ... analysis, you'll need to use fluorophores that attach to the target. When you design a flow experiment...experiment, you'll need to pick a fluorophore for each target and ensure the fluorophores, together, are able...cells with fluorophore-conjugated antibodies that attach to a specific target. By using a mix of different...respective colors of a few commonly used fluorophores. Each fluorophore has a defined emission maximum. Note...to as bleeding. When two fluorophores bleed into each other, it means that the cytometer could detect ...used in flow cytometry. Let's briefly go through each section of this article again. In the beginning,...

  17. Special Delivery: Fluorophore Targeting for FRET Studies

    Type
    Blog Post
    Published
    July 19, 2016, 2:30 p.m.
    ...fluorophores can undergo FRET when they are near each other. How do you label your biomolecule of interest... harder due to tens of thousands of biomolecules each containing multiple binding crevices that can nonspecifically...resulting in site-specific incorporation of the attached fluorophore. However, since tRNA suppression competes...can be enhanced by coupling two NTA molecules to each Cy dye, as well as by extending the length of the...acceptor fluorophore binding sites are adjacent to each other on the same protein and a negative control... 269-272. PubMed PMID: 9657724. 6. Kapanidis, Achillefs N., Yon W. Ebright, and Richard H. Ebright. "Site-specific...Saraheimo, Satu, et al. "Time-Resolved FRET-Based Approach for Antibody Detection–A New Serodiagnostic Concept...

  18. A Primer on Optogenetics: Introduction and Opsin Delivery

    Type
    Blog Post
    Published
    Sept. 10, 2015, 2:30 p.m.
    ...optogenetics experiment and what are the tools required for each one? Behavioral Optogenetics can be broken down ...experimentation I’ll discuss some of the key features of each of these steps. Today we’ll discuss selection and...membrane hyperpolarization but unlike HR, this is achieved through hydrogen ion efflux; evidence suggests...expression of your opsin is no longer required to achieve cell-type specific opsin expression. However, the...take as long as 6-8 weeks for sufficient opsin to reach the axon terminal. Again, this must be empirically...neuronal populations using combinatorial viral approaches. Current protocols in neuroscience / editorial...PMC3191888. 9. Zeng H, Madisen L. Mouse transgenic approaches in optogenetics. Progress in brain research. ...

  19. dTAG - You're it!

    Type
    Blog Post
    Published
    June 21, 2018, 2:06 p.m.
    ...previously developed small molecule degraders that achieve selective degradation of endogenous proteins (notably...Hippel-Lindau (VHL) to bring the endogenous degradation machinery into close proximity with the target protein, ...to co-opt the endogenous ubiquitin proteasome machinery to degrade any protein. We are particularly excited...that are not possible with traditional genetic approaches. In addition, the dTAG system is versatile and...FKBP12F36V-fusion and the ubiquitin proteasome machinery through binding with cereblon, leading to rapid...Confirm the functionality of your fusion chimeras For each protein-of-interest, it is important to determine...

  20. Summer SciComm Series: Cognitive Load

    Type
    Blog Post
    Published
    June 16, 2022, 1:15 p.m.
    ...approximately the length of your average PhD to achieve!) Each field has its own framework: a particular way...audience - like the professor who once decided that to teach high school students PCR, they first had to understand...but the following tips can help:  If there’s a teacher, mentor, or other educator working with your audience...working out, adjust the ask.  I used to do a lot of outreach to student groups and being aware of cognitive... Rachel Leeson...
Showing: 141 - 160 of 815 results