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  1. Tips for Getting a Faculty Position

    Type
    Blog Post
    ...get several interviews but no job offers, is a failure to clearly articulate one's talents and ideas. ...Have a competitive CV You don't necessarily need a Nature/Cell/Science paper. You do need multiple first/...techniques. You DO need to be prepared to know the literature of your field and all of the caveats and alternatives...misfolded proteins is essential for human health. Failure to do so is implicated in several human diseases...much easier to focus on the questions when you’re secure in the knowledge that you have given everyone a...you want to convey for each section or aim. Make sure those get priority. The fine details for aficionados... is the task. Do your homework. Learn what your future potential colleagues study. Think about how you...
  2. Targeting HIV-1 with CRISPR: Shock and Kill or Cut it Out?

    Type
    Blog Post
    ... just hides in latently infected cells. To truly cure HIV-1, researchers need to vanquish these hidden...for HIV-1 patients. However, ART is not an HIV-1 cure. In patients who stop ART, viral levels will soon... the percentage of cells with activated HIV-1, measured via HIV-1 promoter-driven GFP expression. In cell...target sequence. Kaminski et al. next tested their procedure in HIV-1 infected T-cells to see if they could...therapies target HIV-1 at the level of protein structure, CRISPR gRNAs require DNA sequence-specific binding... note that these experiments were done in cell culture, and the cells infected with HIV-1 only after stable...papers present tantalizing evidence that an HIV-1 cure may be within our reach. Similar studies have shown...
  3. Management for Scientists: Seeking Feedback

    Type
    Blog Post
    ...be boiled down to one, key concept: Creating a culture of excellent, effective communication between all...on the team talks and listens in roughly equal measure, keeping contribution short and sweet. One key... face one another, and their conversations and gestures are energetic.  This can take practice and training...training. This is important because it creates a culture of engagement in the issues at hand and eagerness...tactics for effective delegation will be covered in a future post in this series). Members carry on back-channel...talking about gossip here – this means encouraging a culture of maximum information flow so everyone knows what...
  4. Increasing Your Work's Visibility with Addgene: Citation, Search, and Collections

    Type
    Blog Post
    ... you and the original depositor. Our citations feature makes it so that, when you cite a plasmid from ...to find your work later. We also hope that this feature will decrease redundancy. If you modify a plasmid...section. We’ve also added the Plasmid of the Day feature to our home page - each day we showcase a new plasmid...plasmid that you might otherwise miss. We hope this feature will draw attention to the great variety of plasmids...repository. And last, but certainly not least, we often feature new plasmid technologies on our blog and encourage...Evolving Check out the Blog Post on Our Citations Feature Browse More Inside Addgene Posts Additional Resources...
  5. CUT&RUN: An Improved Method for Studying Protein-DNA Interactions

    Type
    Blog Post
    ...not terribly problematic when working with cell culture, because it is easy to harvest large quantities...sheering of DNA by sonification. Though it helps capture weaker or more transient DNA-protein interactions...of interest. First, nuclei from tissue or cell culture are isolated using lectin-coated magnetic beads...thus targeting MNase to antibody bound proteins (Figure 1). Importantly, since Protein A has weaker affinity...desired. It also provides an excellent additional measure of DNA binding sites in combination with existing...fusion proteins Study chromatin interactions with CAPTURE Additional Resources on Addgene.org Find simple...
  6. What's the Best Way to Elute and Store Your Plasmid DNA?

    Type
    Blog Post
    ...of time, especially at room temperature or at 4°C. Storing DNA: temperature and longevity You should consider...the DNA. pH and DNases affect DNA stability Figure 1: So many choices! What to do? The main factors...are pH and DNase contamination.  Extreme pH can denature, break, and even change the DNA sequence. High...elution choices: TE, Tris buffer, or water Figure 2: Tris-EDTA, Tris, or water? The buffer you choose...Plasmid DNA can be stable at 4°C or even room temperature for a short period, and there are indications...
  7. Oh, The Places You Can Go: Careers in Science Communication - Curriculum Development

    Type
    Blog Post
    .... And make sure to subscribe to the Career Channel of the blog so you don’t miss the future posts in this...eScience Labs.  “We work with faculty members to make sure the courses encompass what they want to teach.” ...onsite, Caitlin can visit the operations team to make sure “that everything that’s going into the kit is going...manager also requires Caitlin to look at the big picture: “It’s been really cool to take a step back and...science. And I do it well.’” Stay tuned for the next feature in this series. We’ll be interviewing Susan Keown...
  8. Oh, The Places You Can Go: Careers in Science Communication - Science Writing

    Type
    Blog Post
    ... comments. They could be featured in future career blog posts. And make sure to subscribe to the Career...Iowa, he was like a lot of newly minted PhD’s: not sure what his next step should be. He debated taking ...few other tips: “Learn HTML, write a lot to make sure you don’t hate it, and be flexible. The best stuff...appealing images and colors draw people in. Drawing a picture of a mechanism that also looks nice is a great ...
  9. Bricking Science: Portraying Scientific Reality Through LEGO

    Type
    Blog Post
    ...mysterious source of failure the lab gnome. See this video where he/she/it/something is captured on camera: ...taking many pictures, one for each position in a movement, and assembling the many pictures together to... our free time. After taking almost a thousand pictures, my husband Enzo will spend a few days editing...you an idea of the amount of work, see how many pictures we take to make a walk cycle of one step. Challenges...
  10. Management for Scientists: Managing vs. Leading

    Type
    Blog Post
    ...hire and fire to make sure the team is the best it can be. Managers must ensure that their teams are working...presentation many times, I could never actually figure out what skills were really leader-specific. How...doer mode even late in our careers.  Managers make sure the work gets done Managers do this by removing ...about her management style. Leaders look to the future Leaders must get new things started and then step...the driving inspiration, to create a productive culture and to correct systemic problems. Understanding...
  11. Technologies Enabled by NanoLuc® Luciferase

    Type
    Blog Post
    ...cellular events such as the dynamics of subcellular structures and gene expression. You must see the movies ... a compatible fluorescent protein. FRET can be measured by exciting the most blue-shifted fluorescent ...optogenetic receptor, melanopsin, requiring brief exposure to 470nm blue light. To avoid overlap with this...gene tagging using a ligase-4-dependent mechanism. Nature Comm. 7, 12338. PubMed PMID: 27465542. PubMed Central...microscopy and enhances bioluminescence imaging in vivo.Nature Biotechnol. 34, 760-7. PubMed PMID: 27240196....luminescent protein for real-time multicolour bioimaging. Nature Comm. 7, 13718. PubMed PMID: 27966527. PubMed Central...NanoLuc-based luminescence (BRET) Ca++ sensing. Nature Comm. 7, 13268. PubMed PMID: 27786307. PubMed Central...
  12. Viral Vectors 101: Transductions

    Type
    Blog Post
    ...viral-mediated. Transformations are usually bacterial in nature. All three of these methods involve DNA incorporation...be flanked by viral packaging elements that will ensure the virus gets produced, and viral particles are...functional viruses later on. These built-in safety features provide extra layers of risk management when working...floating in it, and then sterile filtered to be extra sure nothing untoward gets transduced (like a rogue HEK...virus, cell type, and/or desired event.   Figure 1: Transduction to expression process. A viral ... the right method for your experiment.  A cool feature of viral work is that you can swap out your virus...
  13. What Do I Do Now? Academic v. Non-Academic Career Decisions

    Type
    Blog Post
    ...career outside the traditional academic silo to tenured professor.  Non-academia encompasses millions of...he would give up,“an excellent—some say “cushy”—tenured faculty position for the grind of corporate life...industry but the “product” is publications—the pressure to produce is the same You get to interact with...business hours (mostly), but can often achieve more structured time management conducive to work/life scheduling...short and exciting ride Complicated matrix structures are common Small integrated teams, little hierarchy...interpersonal issues (one bad apple can change entire culture) Specific requirements for hiring more common...
  14. Hot Plasmids June 2018 - Reverse transcriptase, nanobody, and protein-DNA interaction tools

    Type
    Blog Post
    ...the extremely long, highly structured HCV genome (~9.6 kb of highly structured template!). MarathonRT also...localization in future studies of other genomic loci. Find the C-BERST plasmids here. Gao at al. Nature Methods...involved in transcriptional regulation and chromatin structure at your locus of choice. Find the Tet-inducible...Tet-inducible caspex plasmid here. Myers SA et al. Nature Methods. 2018. PMID: 29735997 bioRxiv preprint posted...
  15. 5 Uncommon Ways to Gain Career Skills During an Uncommon Time

    Type
    Blog Post
    ... foreseeable future and is a great way to get ready for the live audiences in your future.     3. Start...months, you may be looking for more ways to make sure you are moving forward. Here are a few out-of-the-box...yourself. You can watch yourself to critique and figure out what to improve. You can share it with others... The conversation builds a relationship for the future and the 1:1 format is good for everyone including... both building relationships and thinking about future career options. 5. Write a grant - even if you ...
  16. Viral Vectors 101: Parts of the AAV Transfer Plasmid

    Type
    Blog Post
    ...inherently unstable due to their secondary structure, palindromic nature, and high GC content. This instability...plasmid and take a look at each of its parts. Figure 1: Parts of an AAV transfer plasmid. Parts shown... sequence through ITRs due to their secondary structure and high GC content, but some companies now offer...spatial and temporal activation of a transgene. Figure 2: FLEX Cre-Lox system.  WPRE The Woodchuck ...Posttranscriptional Regulatory Element (WPRE) forms a tertiary structure when transcribed which aids in nuclear export ...
  17. Comparing Cas9 to NgAgo: Can the Argonautes Best CRISPR?

    Type
    Blog Post
    ...cleavage in mammalian cells, likely due to high temperature requirements. To solve this problem, Gao et al...NgAgo head to head NgAgo has a number of unique features compared to Cas9. These include: More targeting...vitro transcribed, and changes in gRNA secondary structure can affect editing efficiency. Gao et al. tested...1228 or 1307 aa depending on the species). This feature is advantageous if you’re working with small capacity...excision would alter the target sequence and preclude future HDR, which could lower HDR efficiency. Higher sensitivity...DNA-guided DNA interference by a prokaryotic Argonaute.” Nature. 507(7491) (2014):258-61. PubMed PMID: 24531762...
  18. Plasmid Cloning by PCR

    Type
    Blog Post
    ...but you should ensure that the bases do not result in the formation of a hairpin structure within your primer...You should select an annealing temperature based on the melting temperature (Tm) of the portion of the primer...The process is shown graphically in the following figure, in which we add EcoRI and NotI sites to Your Gene...you can use a pretty wide range of annealing temperatures, but you may need to increase your primer length...
  19. Visualizing Genomic Loci with CRISPR-Sirius

    Type
    Blog Post
    ...and the guides are relatively unstable.   Figure 1: CRISPRainbow labeling. Two MS2, PP7, or boxB...interest, the team could visualize three loci and measure inter-locus distances. They tested this system ...intergenic DNA region (IDR3) as a reference loci to measure inter-locus distances of loci pairs from intergenic...variation (CNV) analysis of the U2OS cells.   Figure 2: CRISPR-Sirius tricolor labeling. (A) Diagram...dCas9 and engineered sgRNAs using CRISPRainbow.” Nature Biotechnology 34 (2016): 528-530. PubMed PMID: ...scaffolds for signal amplification in genome imaging.” Nature Methods 15 (2018): 928-931. PubMed PMID: 30377374...
  20. Improving Transduction Efficiency with Exosome AAVs

    Type
    Blog Post
    ...are secreted from the cellular membrane into the culture medium. AAV particles are either associated with...vexosomes (vector-exosomes), exosome AAVs, or exo-AAVs (Figure 1). The researchers discovered that these particles...differential centrifugation steps to separate cell culture supernatant containing exo-AVVs from producer cells...then to enrich the microvesicles containing AAVs (Figure 2). Since the development of the exo-AAV isolation...the production of exosomes or stabilize their structure or their interaction with AAVs (Schiller et al...model of glioblastoma (Volak et al. 2018). The structure of exosome AAVs is related to the use of microvesicles...
Showing: 461 - 480 of 1019 results