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  1. Transferable Skills Guide: Career Planning Resources

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    Blog Post
    ... that you can do now is diversify. Read on for an overview of some of the resources you can use to better...Conferences One of the single most important things you can do to plan for your career is to expose yourself ...homework and know who is going to be there, so that you can tailor your CV accordingly. Make it stand out with...you’ve identified an appropriate job opening, you can send your contact an email with the relevant info... position he or she originally called about, you can keep in touch and reach back out when you are looking...should have a well-groomed LinkedIn page. Here you can search for jobs, post your CV, and, most importantly...who they know all in one place! This information can be critical to a focused and effective job search...
  2. CRISPR Between the Genes: How to Experiment with Enhancers and Epigenomics

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    Blog Post
    ...visualization for big biology. GPS for the genome We can think of the human genome as a map with three coordinates...addresses in the genome. Let’s now examine how we can locate powerful stretches of DNA known as enhancers...Through the marvel of DNA compaction, an enhancer can increase the expression of a gene that is millions...are bound to modified proteins called histones. We can detect modified histones with “GPS for proteins,”...tri-methylated histones, functions as an enhancer. We can therefore denote enhancers as follows: (mono_methylation... and conclude with a targeted CRISPR screen that can disrupt these enhancers. A real-world experiment ...H3K4me3 The following video demonstrates how anyone can find enhancers with Quilt. Seek and destroy enhancers...
  3. Quick Guide to Working with Drosophila Part 2: Controlling Gene Expression in Flies with Gal4/UAS

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    Blog Post
    ...Gal4/UAS system, and you can read more about them in review articles (2–4). You can also take a look at my...expressed when Gal4 is expressed. Gal4 expression can be regulated by any chosen promoter, and Bloomington...expressing Gal4 in your tissue type of interest. You can quickly mate your UAS-YFG line with a variety of ... next blog post). For example, the hedgehog gene can be overexpressed in several cell types by using different...Controlling multiple genes with Gal4/UAS system One can also use Gal4 to drive expression of multiple genes...’s not always clear which side he roots for. You can try to convince him to use Twitter @jonchowphd but...
  4. Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System

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    Blog Post
    ...metabolism of leaves can be changed by light and temperature and leaf autofluorescence can interfere with microscopy...that replicate current knowledge, but the sensor can also kinetically outperform current methods. Unger...nucleotide polymorphisms present in the human population can affect drug and dose response. Selective serotonin...Unger ultimately hopes that medical professionals can genotype the patient and rapidly test the variants...promoters responsive to water or nutrient levels can help him determine whether the artificial leaf behaves...labelled with a constitutively fluorescent reporter can also be used to track how one population responds...Mitja Remus-Emsermann’s lab at the University of Canterbury where he studies how bacteria interact with each...
  5. From Lab Bench to Leadership: Transitioning into Management as a PhD

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    Blog Post
    ...yours and your team's—can lead to frustration. Clinging to technical tasksDelegation can feel unnatural for...contemplating the leap into management, the journey can be as exciting as it is challenging. How do you... you need to know.   Figure 1: Management can seem a mystery at first! Image used under CC.  ...hands-on work. The temptation to "do it yourself" can result in burnout and underutilized team potential...connecting with mentors who have made similar transitions can provide you with insights, lessons from their experiences... Myers-Briggs Type Indicator or DISC assessments can help you navigate team dynamics effectively and foster... The Making of a Manager by Julie Zhuo Radical Candor by Kim Scott Courses: Leadership programs on...
  6. How to Make Friends and Meet People at a Scientific Conference

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    Blog Post
    ...grants and projects that might help your work Tenure can depend on your national recognition and the more ...academia is all driven by personal connections What can you do to get the most from the time and money you...conference. Large conferences have many opportunities but can be overwhelming as far as meeting new people. At ... want to introduce yourself and what you do. You can probably use some scientific terms when socializing... that already). Start with, “Is this seat taken? Can I join you?” Next talk about the food and then move...up to someone much more senior than you, but you can safely seek out scientists your own age. Some will...LinkedIn users notice this sort of connection. You can also see and offer congratulations on job changes...
  7. Important Considerations When Using AAVs

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    Blog Post
    ... determines which tissues and cells an AAV can infect) can influence an AAV’s value greatly. Applying ...have different tropisms but, as you can see, AAVs of each serotype can transduce multiple tissues. So how...transducing different brain regions. Although AAV2 can transduce many tissue types, it has low expression... It has been demonstrated that certain serotypes can undergo axoplasmic transport. These AAVs may move... If axonal transport is not desirable, transport can be reduced by injecting a smaller dose of AAV and... than other viruses, multiple freeze thaw cycles can still reduce AAV titer. For long term storage, make... begins. ScAAV avoid this rate limiting step and can immediately undergo replication and transcription...
  8. Viral Vectors 101: AAV Serotypes and Tissue Tropism

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    Blog Post
    ...A viral vector that can target specific tissues, even when administered systemically, without causing...Recombinant adeno-associated viral vectors, or rAAVs, can sound almost too good to be true! In a previous post...genetic material, and variations between serotypes can change how the viral particle sneaks its way into...AAV1 capsids are available in the repository and can be selected as a serotype for Addgene’s Packaged ... are available as plasmids in the repository and can be selected as a serotype for Addgene’s Packaged ...AAV5 capsids are available in the repository and can be selected as a serotype for Addgene’s Packaged ...multiple tissues, rapid transgene expression, and can cross blood vessel barriers. It is especially popular...
  9. Download Addgene’s Science Career Guide, Plus 8 Career Tips from Addgenies

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    Blog Post
    ...Career and skills development can happen anywhere, whether you realize it or not. In the lab, you could...two projects: one “safe” project that you know you can get a publication with and one “shoot for the moon...you don’t think you’re qualified. The worst that can happen is they say no, which is infinitely better...Senior Software Engineer “Searching for a new job can be an imposing endeavor.  Break the process down ...Get the toughest steps out of the way early if you can.” - Eddy Page, Digital Media Production Specialist...Kamens, Executive Director Career exploration “You can't wait for opportunities to fall in your lap. Sometimes...
  10. Plasmid Preps: Different Purity, Different Quantities, Different Uses

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    Blog Post
    ...which level of purity. Based on these premises we can classify a plasmid preparation in 3 different ways...electrocompetent cells is minimal (picogram range). It can be extracted from small bacterial cultures (i.e. ...prokaryotes or eukaryotes into a synthetic vector that can have a plasmid or viral origin. The type of cloning... extraction. Restriction enzyme based approaches can require several hundreds of nanograms or micrograms...you want to utilize your plasmid DNA, so that you can decide what will be the optimal type of plasmid preparation...
  11. Simple CRISPR-based Epigenetic Editing: dCas9-directed DNA Demethylation

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    Blog Post
    ...constructs can be achieved by fluorescence-activated cell sorting, and stable gRNA expression can be achieved... But other enzymatic fusions, such as dCas9-TET, can, like the iron ball-and-chain that they resemble,...site is not as straightforward as expected. TET1 can have many effects independent of dCas9 targeting,...ve got some good news: complete DNA demethylation can be achieved by dCas9 alone, without TET (or any demethylase...demethylase) fusion. This may seem counterintuitive: how can a DNA-binding protein with no enzymatic activity ...DNA demethylation! With optimization, this method can produce nearly 100% demethylation without the confounds...block that unmethylated CpG so that nothing else can interact with it. Remember, the goal of this experiment...
  12. Plasmid-based Recombinant Monoclonal Antibodies: What They Are and Why You Should Be Excited About Them

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    Blog Post
    ...hybridoma cell lines can produce more than one mAb (Bradbury et al., 2018). Hybridomas can lose gene expression...into a fully functional antibody. These antibodies can be used just as you would use antibodies made from...purified antibodies from a patient’s blood), scientists can use mass spectrometry to determine the amino acid...from an established hybridoma line, the antibody can be converted into recombinant form through DNA sequencing...2010; Andrews et al., 2019). Finally, scientists can perform the entire process of antibody selection ...been cloned into an expression plasmid, the plasmid can be introduced into host cells, such as bacterial,...engineer them. Given the ease with which scientists can now improve genetically-encoded research tools, it...
  13. Science communication: 9 Strategies to Get Your Foot in the Door

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    Blog Post
    ... – Get your voice out there Here’s one thing you can do today: Sign up for a Twitter account. Check out...in local museums, zoos or botanical gardens. You can also work or volunteer for a science communication...you don’t have time to maintain your own blog, you can probably write for your institute’s blog. The Wellcome...Use your unique talent to communicate science. You can draw live sketches at conferences like @ATJCagan ... by taking a media or journalism course. Courses can help you gain work experience and build your network... expect them to be the “be-all-and-end-all”. You can, for example, get an MSc Science Communication or...involve the public in your research projects, you can set up a citizen science project. Answering the big...
  14. 6 Tips for Grant Writing

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    Blog Post
    ...what facet of academia you are in, grant writing can be the lynch pin that results in your success or ..., and perhaps the most important bit of advice I can suggest, is to give yourself plenty of time when ...and why these findings will be worth knowing? This can sometimes be tricky, as most of our research builds...collaborate with specialists in different fields that can provide different insight into an area - not just...Furthermore, using new technologies to solve a problem can allow you to approach that problem in a novel way...results published in a paper, but positive outcomes can include poster presentations, talks about your work...grant application to your peers and collaborators can also help you get some critical insight into what...
  15. Adapting Toehold Switches to Detect Zika Virus

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    Blog Post
    ... tools can distinguish between global strains of the Zika virus (Asian-, African- and American-lineages...monitor and slow this spread until vaccine programs can be put in place to provide community protection. ...allow for the rational design of RNA sensors that can detect virtually any RNA sequence (Green et al, 2014... later. The Zika publication timeline I think we can speak for all the authors on the paper when we say... of a rapid design and prototyping pipeline that can take pathogen sequence information from public databases...technology on active virus, as well as shown that we can detect the virus in a clinically relevant setting...patient blood and urine samples; we showed that we can detect the virus directly from infected monkey blood...
  16. 27 Hot Plasmids from 2016

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    Blog Post
    ...need. You can find all the hot plasmids from 2016 below. With over 45,000 plasmids, we can't write posts...biotinylate proximate proteins in the cell. These candidate proteins can be enriched via biotin pull-down methods...transcription from the minimal promoter and its strength can be determined from its enrichment over input levels... (the identity of the genes and target sequences can be found here). To use the library, the authors packaged... CRISPR libraries from Addgene’s repository that can be used to perform screens in human cells. General... well as criteria of a good screening experiment can be found on our blog post entitled “Genome-wide Screening...Detailed information regarding the Wu Lab library can be found in the associated publication. Ma, et al...
  17. Antibodies 101: Multiplex Immunofluorescence

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    Blog Post
    ...Experiments using enzymatic labeling can be difficult to quantify accurately, but can be especially helpful to generate...imaging, repeating for each target. Alternatively, you can perform simultaneous detection with a mixture of ...secondary has a different color fluorophore that you can image separately on your microscope. Abcam's sample...important consideration when deciding whether you can do simultaneous or sequential labeling is what conjugated... fluorophores, then labeling with the other, you can still record the signal separately for each target...specificity, and dye meets your needs and budget, or you can make your own. For example, to label the rat brain... automatically from the microscope software, you can always recolor them! In Fiji, for example, you’d ...
  18. What the HEK?

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    Blog Post
    ...as yeast. HEKs can also grow in suspension, which allows for large scalability, and can also be adapted...cells can catch a cold—or worse! HEK-293T and its derivatives are immortalized, but cell health can degrade...reproducible results. It’s also widely available, which can make for a seamless transition of biological tools...degrade over time in culture. This can affect factors that could skew research results (gene expression... tumorigenic, which makes them a candidate cell line model for cancer-specific research. Membrane receptors...adapted for serum-free growth, which significantly reduces the cost of production. Research applications ...
  19. Viral Vectors 101: What is a Virus (and a Viral Vector)?

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    Blog Post
    ...replication can involve an RNA or dsDNA intermediary, depending on the class of virus. RNA genomes can be transcribed...removed. This means the vector can deliver a genetic payload to a cell but cannot create new particles. As ...have a wide variety of possible genome types that can be either double stranded (ds) or single stranded...Image credit: Louten, 2016 Viruses with DNA genomes can either follow central dogma (gDNA to RNA to proteins...were able to create far safer viral vectors that can be used in BSL-1 or BSL-2 labs. Viral vectors are...shell (Taylor, 2014). They’re so simple that we can’t even decide if they’re alive or not. Yet these simple...
  20. Celebrate Open Data Day with Addgene’s AAV Data Hub!

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    Blog Post
    ...information so we can follow up with you if we have any questions and so that we can give you recognition...experimental details in research articles, scientists can use the AAV Data Hub to quickly find details they...next experiments using a specific AAV tool. They can search the database by certain features like serotype... the community. There are a few simple steps you can take to input your data for sharing on the site. ...injection and detection methods. For example, you can provide location, titer dose (Example: 1E13 GC/mL...
Showing: 481 - 500 of 1074 results