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We narrowed to 1,013 results for: Eras

Showing: 761 - 780 of 1013 results
  1. Four Factors that Differentiate the Stem Cell Field

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    Blog Post
    ...landmark Cell paper showing that it was possible to generate induced pluripotent stem cells (iPSCs) capable...has spent years studying how that one protein interacts with that one promoter can tell you, it can be...clinical trial patients with advanced macular degeneration; Laurenz Studer discussed his work with Parkinson's...
  2. Optimizing Donor DNA for Enhanced CRISPR Genome Editing

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    Blog Post
    ... with a simple question: how do Cas9 and sgRNA interact with and dissociate from a DNA target? The surprising...et al., 2016. We next wondered if we could leverage this model (built from in vitro studies) to boost.... Figure 2: Single-stranded donor DNA interaction with the Cas9-DNA duplex. Image from Richardson...
  3. Viral Vectors 101: Inverted Terminal Repeats

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    Blog Post
    ...in a cell or animal model. AAV plasmids contain several important elements, but among the most important...recombination. How do I validate my ITR sequences?  Next-generation sequencing and Sanger sequencing might fail to...vector stability and sequencing results. Next-generation sequencing is also helpful in quantifying ITR...
  4. Expanding the Targeting Scope and Editing Efficiency of Adenine Base Editors

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    Blog Post
    ...talk at the Cell Symposia: Gene- and Cell-based Therapies: CRISPR, Stem Cells, and Beyond meeting earlier...III. Gene III is under the control of a T7 RNA polymerase and cannot be expressed until the base editor...to an uninfected culture which results in less overall dilution and less stringent phage selection. ...
  5. Plasmids 101: Transformation, Transduction, Bacterial Conjugation, and Transfection

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    Blog Post
    ...Transfection is the process by which foreign DNA is deliberately introduced into a eukaryotic cell through non-viral...diethylaminoehtyl (DEAE)-dextra neutralize or even impart an overall positive charge on DNA molecules so that it can.... "Chitin induces natural competence in Vibrio cholerae." Science 310.5755 (2005): 1824-1827. PubMed PMID...
  6. OCaMP: A New Calcium Indicator for Neural Imaging

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    Blog Post
    ... the trace; asterisk indicates a single AP. B) Averaged fluorescence responses to increasing numbers of...International license. Using OCaMP in your lab Several OCaMP constructs are now available through Addgene.../article/28248224/","type":"EXTERNAL"},"user_generated_content":false}{% endraw %}{% end_module_attribute...
  7. GPCRs: How Do They Work and How Do We Study Them?

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    Blog Post
    ...closely associated and function as one unit: Gβγ. In general, GPCRs show a propensity to associate with certain...receptor, which can then activate expression of a luciferase reporter in the nucleus. The Roth lab showed ...Chemogenetics uses genetically engineered receptors to interact with small molecules to elicit a response in a...
  8. Communicating Your Science With Help From ComSciCon

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    Blog Post
    ...out of these interactions, ask yourself how every piece of feedback you receive generalizes.  If someone...skillset rather than a permanent fix. Treat every interaction in your work as an opportunity to practice communicating...
  9. Why and how to start studying chromatin (with Addgene's help)

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    Blog Post
    ... how stretches of DNA on different chromosomes interact with each other. Chromatin regulation is complex...in the right direction! CAPTURE-ing Chromatin Interactions: Using CRISPR-dCas9 to Study Gene Regulation... An Improved Method for Studying Protein-DNA Interactions CRISPRainbow and Genome Visualization CRISPR...
  10. Quick Guide to Working with Drosophila Part 3: Genome Engineering in Flies

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    Blog Post
    ...and UAS plasmids at Addgene Choosing a vector to generate a transgenic fly There are a few important points... when choosing the vector you’d like to use to generate your new fly line: 1. Where would you like the...  et al. Cytokine/Jak/Stat signaling mediates regeneration and homeostasis in the Drosophila midgut. Cell...
  11. Improved Plasmid Maps Powered by SnapGene

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    Blog Post
    ... the “Analyze Sequence” button to pull up an interactive plasmid map powered by SnapGene and gain access...the static maps discussed above, but also have interactive functionalities. You can now hover over any feature...maps, the linear sequences hosted here are now interactive and have similar hover over features. As with...
  12. A Practical Approach to Choosing the B(right)est Fluorescent Protein

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    Blog Post
    ...protein is based on the properties found in the literature or tabulated data that summarizes properties ...). However, the theoretical brightness ignores several important experimental conditions that are related...detector sensitivity) and the biological system (temperature, prokaryote versus eukaryote, background fluorescence...
  13. Plasmids 101: Blue-white Screening

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    Blog Post
    ...Plasmids 101 will provide you with an overview of general molecular biology knowledge and techniques. If ...with only white colonies is very suspicious! Refrigerate your plates: Placing plates at 4C for few hours...care in making your plates: X-gal is light and temperature sensitive and needs to be added to media after...
  14. Plasmids 101: The protein expression toolbox

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    Blog Post
    ...CRISPR-Cas9 and a custom gRNA is all you need to generate a frameshift mutation that will permanently ablate...package cDNAs for genomic delivery and have many therapeutic advantages, such as tissue-specific targeting... to temporarily increase expression. There are several flavors of activators which can be used with this...
  15. Summer SciComm: Preprints

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    Blog Post
    ...from peer-reviewed publishing in a journal.  Accelerating scientific communication Preprints have been...Figure 1: Stand aside, CERN — it's a new age of accelerating science! Photo courtesy of Henry Mühlpfordt,...attendees to read and comment online! Want the general public (say, policymakers or community organizations...
  16. Lighting Up Cell Signaling with Photoswitchable Kinases

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    Blog Post
    ...exposed to 500 nm violet light, the Dronpa dimers interact and lock MEK1 in an “off” setting by blocking ...possible to create other photoswitchable kinases? The general design of psMEK1 also worked for creating three...all-optical psMEK1 + ERK KTR-mRuby2 system has several advantages over existing methods. First, it avoids...
  17. Choosing the B(right)est Fluorescent Protein: Photostability

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    Blog Post
    ...the photostability measurements reported in the literature are performed in different ways. We describe ...intensity remains. The first issue is that, in several cases, the fluorescence intensity decay of a fluorophore... be identified by a head-to-head comparison of several fluorescent proteins of the same spectral class...
  18. Uncertainty about Labor Law Brings More Uncertainty to Postdoc Wages

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    Blog Post
    ...implementing consensus recommendations, even when a federal mandate encourages them to do so. Immediately after...There are institutions in Boston - Massachusetts General Hospital, Mass Eye and Ear Infirmary and Beth Israel...salaries when all others in Boston (some of them literally across the street from these institutions) are...
  19. Developing Lab Management Software for Biology

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    Blog Post
    ... of this is gospel, but we think it's worth consideration. Everything will go wrong Whenever an order ... lab, a similar situation could arise if a lab veteran who worked with a particular sample suddenly left...easily as needed. In this case, the physical considerations of the laboratory make object composition a...
  20. Plasmids 101: Cre-lox

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    Blog Post
    ... randomly. Therefore, inserting loxP sites at deliberate locations in a DNA sequence allows for very specific...reciprocal crossover event. This event can have three general outcomes based on the location and orientation ...separate DNA molecules, a translocation event is generated at the loxP sites. How can I use Cre-lox? The ...
Showing: 761 - 780 of 1013 results