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We narrowed to 1,015 results for: PLE

Showing: 381 - 400 of 1015 results

  1. Learning Technical Skills at a Lab Central Workshop

    Type
    Blog Post
    ...where we aim to do large scale DNA preps with multiple samples without cross contamination. We currently ... in addition to preparing DNA and generating/replenishing kits, is to find new ways to make lab processes...futuristic with block chairs in the hallway for people to take a break and relax. Companies at LabCentral...create a DNA library, one must first fragment a DNA sample into many small components. Without proper processing...process with, we got great amplification of our sample libraries. NEB also gave us a few goodies which... I am bombarded with a lot of information. For example, before going to my next workshop, I’ll ask myself...

  2. 25 Work From Home Tips for Scientists

    Type
    Blog Post
    ...while working remotely. Social distancing? Many people are now calling this “physical distancing” since... important to stay virtually connected with the people in your life. At Addgene, we’ve started virtual...SocialDistancing may send a wrong message for some people. We should recommend #PhysicalDistancing. Social...take-out) or volunteering to foster a pet, for example. If you are looking for some resources specific...activities that kids can do more independently. For example, they could do something like puzzling or crafts... time.  Find learning activities for kids. For example, Skype a Scientist is now open to families at home... future experiments and other researchers by implementing reproducibility best practices in your research...

  3. Using CRISPR/Cas9 to Edit Disease Out of the Genome

    Type
    Blog Post
    ...disease affects multiple organ systems. Nevertheless, the findings are proof-of-principle for use of CRISPR... bulk of which you can find below. CRISPR for complex genetic diseases As CRISPR technology becomes increasingly...using it to investigate potential therapeutics for complex genetic diseases. So we’re revisiting this post...look at CRISPR’s potential for use in treating a complex genetic diseases, Alzhiemer’s disease (AD).  Troy...diseases with real phenotypic effect.” “It’s a very simple technology,” Doudna further explained. “That’s ...  Multiple Authors...

  4. Crowdfight, a Platform to Boost Scientific Collaboration During COVID-19 and Beyond

    Type
    Blog Post
    ...the requesters what they needed. In the example above, for example, we fostered a formal scientific collaboration...uploaded to the preprint repository BioRxiv. This example clearly illustrates the power of collaboration,...choice but to quarantine in our houses, feeling helpless about the situation. But a few days later we had...certain projects. The idea behind the platform was simple: any person working on COVID-19 could file a request...groups. In other cases, the collaborations were simpler and the volunteers helped with things like translations...need help with your scientific research. It’s completely free, of course. You can find more information...

  5. Cultivating Community Science at BosLab

    Type
    Blog Post
    ...realized that it was easy to find people who were interested. For example, our journal club discussion on... CRISPR/Cas9 gene drive paper was very popular. People kept asking if we were teaching classes at the ... safety training prior to getting started. For example, Timothy Stiles joined BosLab last year with a ... space to perform early-stage experiments. For example, Dave Grawoig is using nanopore sequencing at BosLab... getting the community to collect various soil samples, extract DNA, sequence it, and analyze the data... characterize the microbiomes of the different samples. The goal is to not only learn something about ...

  6. R Bodies: Membrane-Rupturing Microscopic Tools

    Type
    Blog Post
    ...understanding these complex processes can’t be overstated, we can also learn a lot from Nature’s simpler solutions...engineer it to suit our purposes? In search of simple biological machines R bodies can repeatedly ...These questions can be addressed using R bodies: simple, force-generating protein machines that can extend...could be used in a variety of applications. For example, you could use them to lyse cells (and surrounding...

  7. Management for Scientists: Delegating is Key

    Type
    Blog Post
    ...time for that and you won’t be as productive. For example, the many resources available on the Addgene website...less dependent on the manager to succeed. More people in leadership roles leads to more ideas, initiative...enough to do…you are not delegating enough. For example, if we need to develop a new plasmid collection...duplicated. With each component of the project completed by an individual who is a local expert in that...result is high quality and the entire process is completed more efficiently. Listen to our podcast interview... Don’t give out tasks – where possible, include people in deciding what is to be delegated to them. Not...your time and skills. It also ensures that other people in the team grow and develop to reach their full...

  8. Improved Plasmid Maps Powered by SnapGene

    Type
    Blog Post
    ... we've heard over and over from our users: "Please, please improve your plasmid maps!" After thoughtful...just how much things have improved, check out the example below. Our old map is on the left while the SnapGene...on to learn more about the improvements we’ve implemented and how they’ll make it easier for you to find... next cloning experiment early on. Beyond these simple but powerful display improvements, when you click...or ORF to learn more information about it. For example, if you hover over the ampicillin resistance gene...software development teams for working tirelessly to implement these improvements. Let us know what you think...

  9. Plasmids 101: Inducible Promoters

    Type
    Blog Post
    ...Chemical agents, temperature, and light are all examples of factors that can lead to the induction of a... these three types of inducible promoters, and examples of each type. Many of these promoter systems are...transcription to begin. In addition to arabinose, cAMP complexed with cAMP activator protein (CAP) can also stimulate...stimulate AraC binding to I1 and I2 sites. Supplementing cell growth media with glucose decreases cAMP ...represses pBad, decreasing promoter leakiness.   Other examples of chemically induced promoters include positive...in plant research. Promoter Subtype Promoter Example Activator Addgene Plasmid/Kit Alcohol-regulated...temperatures but can be induced by heat or cold exposure. Examples include the heat shock-inducible Hsp70 or Hsp90...

  10. GPCRs: How Do They Work and How Do We Study Them?

    Type
    Blog Post
    ...being one of the five senses? GPCRs or G-protein-coupled receptors (GPCRs)! Aside from these three senses...cascades.  So let’s break down the name "G-protein coupled receptor" into two parts: the receptor itself and...Takeda et al., 2002). G proteins: The receptor is coupled with heterotrimeric G proteins on the intracellular...binding of a new inactive heterotrimeric G protein complex and subsequently another round of signaling.    ...finally, to a response? Let’s take a look at a few examples with plasmids deposited at Addgene.  PRESTO-TANGO...gamma subunits of the heterotrimeric G protein complex that can be used to detect G protein activation...H, Mitaku S (2002) Identification of G protein-coupled receptor genes from the human genome sequence. ...

  11. The Many Reasons for Irreproducible Research- and a Vaccine to Eradicate It

    Type
    Blog Post
    ... to determine precisely how the methods were implemented. We run into this problem frequently over the...not robust. Sampling noise There is, of course, simple noise in the process of sampling and inference-...problems above: unclear methods, QRPs, and small samples, then when replications do not come out the same...statistical tools that generate a p-value.  As an example, if you hypothesize that growth rates will be higher...answer those questions, the article is given “in-principle acceptance” to publish the final results regardless... special emphasis on positive controls and good sample sizes, concerns that are too easy to overlook when... worked with citizen scientists to design and implement authentic scientific research and as the Director...

  12. Mycoplasma Contamination: Where Does It Come From and How to Prevent It

    Type
    Blog Post
    ...). Mycoplasmas are considered to be one of the simplest and smallest bacteria. The absence of a rigid ...techniques. These include reusing pipettes for multiple cell lines rather than using disposable ones or... of powdered media. Filtration does not ensure complete sterilization as mycoplasma can even escape 0.2... growth of mycoplasma but cannot eradicate it completely. When mycoplasmas are seen in the culture, it...by providing proper training and guidance to the people working in the lab facility. This can be done by...mycoplasma infection from one cell line to another. Multiple cell lines should not be stored in a single incubator...cultures. The treatment can take a few weeks to a couple of months depending on the severity of the infection...

  13. Finding Your Science Policy Path

    Type
    Blog Post
    ... short science policy career and this seemingly simple question is a moving target. There are a multitude...pandemic has foisted upon us. Action Items:  A simple place to look for science policy folks is on Twitter... data gathering, regulatory efforts, policy implementation, program management, communications, diplomacy...setting: drafting legislation, making rules, and implementing the policy within the jurisdiction of the governing...working in science policy doesn’t have to be a complete career pivot. There are many ways to pursue your...your interests in policy or advocacy as a supplement to your career through engagement with your local...proposals. Check out the Day One Project for some example proposals and consider applying for their accelerator...

  14. CRISPRainbow and Genome Visualization

    Type
    Blog Post
    ...recent advances have allowed scientists to track multiple genomic loci over time using all the colors of...modified GFP-dCas9 and the gRNA scaffold to enhance complex assembly, thereby decreasing the amount of background...at a range of distances from 2-75 Mbp. Labeling multiple, intrachromosomal loci Building on the work of...al., Thoru Pederson’s lab used CRISPR to label multiple loci in distinct colors. To create a colorful ... Ma et al. performed sophisticated tracking of multiple chromosomal loci in live cells. However, they ...additional hairpin/fluorescent protein combination, for example, with a far-red FP, would increase the available...publication at Addgene. 3. Ma, Hanhui, et al. “Multiplexed labeling of genomic loci with dCas9 and engineered...

  15. Oh, The Places You Can Go: Careers in Science Communication - Writing for a Research Institute

    Type
    Blog Post
    ...’s scientific seminars a couple days a week. And there there’s always plenty of writing: plain-language...social behaviour in social insects, obviously as all people are,” says Susan. Her passion for insects lead ...show. After graduating with a master’s, Susan completed a science writing internship with the National...planning.” To beef up her resume, she decided to complete a certificate in Strategic Communications and ...the most satisfying parts of the job is having completed one of these difficult pieces: “It’s probably ...starting a blog, but with one caveat: “I hate telling people to work for free because you shouldn’t work for...

  16. Supporting Rare Disease Research with the 2020 BeHEARD Awards

    Type
    Blog Post
    ...disease estimated to affect 0.27 to 4.6 per 10,000 people globally. Pustules form from the uncontrolled activation...where one of the X chromosomes is partially or completely missing in women. Bicuspid aortic valve (an aortic... mutations affect signaling pathways G protein-coupled receptors (GPCRs) detect molecules outside of the...translate those signals into cellular responses. For example, GPCRs and their downstream G protein partners ...with an emphasis on oligomerization, signalling complex assembly, and localization to the nucleus,” says...at McGill University.  These protein-receptor complexes consist of many parts that work together on the...gene, which codes for G𝛃1 subunits of G protein complexes, lead to a rare type of developmental delay, and...

  17. Career Coaching for Scientists: Why and Where Do I Find One?

    Type
    Blog Post
    ...coaches will have loads of success stories and plenty of people to vouch for them. Trust your gut – only...I have seen, without exception, that this helps people do a better job at reaching their goals.  Check...costs. Can you suggest some coaches? Yes I can. Please note that Addgene does not endorse any of these...Sarah Cardozo Duncan is a proven coach who helps people in science and tech get jobs. She is also a very...? Some coaches focus on graduate students. For example Dora Farkas, founder of Finish Your Thesis (who...based in Spain. The bottom line – there are lots of people out there who want to help. Don’t be afraid to ...

  18. Adenoviral Vector Production and Troubleshooting

    Type
    Blog Post
    ...particles = number of particles per mL of sample. The purity of the sample can be estimated by looking at the...negligible toxicity. However, their production is more complex and the presence of helper virus contaminants have...final recombinant adenoviral plasmid construct, please see Addgene’s Adenoviral Guide webpage, and references...which time the cells are scraped, and lysed by multiple freeze-thaw cycles. The resultant lysate is your...amplification.*Pro-Tip*: The cells will become completely confluent and the media will turn yellow. Do ...cytopathic effect.” Amplification can be repeated multiple times (2-4 rounds) at increasing scale over the...

  19. How to Prepare for an Industry Interview

    Type
    Blog Post
    ...task, action, and results. While this method seems simple, I found it hard to remember to describe all four... more than one theme and can be used to answer multiple types of questions. Writing a rough outline of... say You’re going to be interviewed by numerous people during your industry interview. Each interview ...interview. Expect to be tired once the interview is complete Industry interviews are long! Mine lasted 4.5 ...interviewer and then thank them once the interview is complete. Remember, your interviewers took time out of ...remotely Remote interviews are likely new to most people - even hiring managers and your interviewers. You...a question. Maybe you ask for questions after completing each section of your talk. Some video conferencing...

  20. A New Generation of Adenine Base Editors Improves Editing in Primary Human Cells

    Type
    Blog Post
    ... or Cas nickase)  a guide RNA that targets the complex of TadA and dCas to the genomic DNA of interest...effect of removing the wild-type TadA from the complex the researchers developed a second set: The ABE8... the team replaced S. pyogenes Cas9 in the ABE complex with PAM-variant Cas9 proteins: the S. pyogenes... ability to use non-standard Cas9 in the ABE8 complexes enables a broader targeting scope for base editing... the corrected cells back to the patients. For example, defects in hemoglobin (𝛽-globin), which cause... is very useful, sometimes, you need to modify multiple genes to generate a cellular phenotype. Again ...that require high DNA editing specificity, for example for potential therapeutic approaches, the authors...
Showing: 381 - 400 of 1015 results