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Showing: 501 - 520 of 780 results
  1. Viral Vectors 101: Viruses as Biological Tools

    Type
    Blog Post
    Published
    March 21, 2023, 1:15 p.m.
    ...applications, while electroporation of a human, for example, isn’t a reasonable option. Since viruses used...infect both non-dividing and dividing cells. They accomplish this through nuclear localization signals which... immunodeficiency virus type 1 preintegration complexes.” Proc. Natl. Acad. Sci. U.S.A. 89 (1992) 6580...
  2. GPCRs: How Do They Work and How Do We Study Them?

    Type
    Blog Post
    Published
    Feb. 11, 2021, 2:15 p.m.
    ...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...
  3. 7 Tips to Secure a STEAM Internship This Summer

    Type
    Blog Post
    Published
    Feb. 2, 2021, 2:15 p.m.
    ...students focus on the application process, and simplify access to academic resources, we created STEAMid...worried about any eligibility provision, don’t guess. Simply reach out to the program coordinator with your ...Chemical Biology Program at Harvard. Roo wants to simplify access to academic resources among economically...
  4. Early Career Researcher Toolbox: Social Media for Scientists

    Type
    Blog Post
    Published
    Dec. 11, 2018, 12:46 p.m.
    ...help my research and my career. Here are three examples of how using social media has helped me or my ... can start using Twitter and provide real-life examples of how they and others have used Twitter professionally... to use LinkedIn to research potential future employers and to arrange informational interviews. 4. “Tips...
  5. Quick Guide to Working with Drosophila Part 3: Genome Engineering in Flies

    Type
    Blog Post
    Published
    July 28, 2017, 1:30 p.m.
    ...chromosome your transgene has integrated. This can be accomplished with a few matings to balancer chromosome lines...throughout the lifespan of the fly to determine the implications of your genetic manipulations. You can produce... (2). Metabolic assays such as Seahorse can be employed to look at oxygen consumption. Drosophila are ...
  6. A Practical Approach to Choosing the B(right)est Fluorescent Protein

    Type
    Blog Post
    Published
    June 1, 2017, 2:30 p.m.
    ...that are related to the imaging strategy and the sample. Practical brightness A protein with a high intrinsic... future application. In figure 2 we provide an example of the comparison of the practical brightness of...to this data. The practical brightness assay (employing co-expressing fluorescent proteins or using endogenous...
  7. Addgene’s Viral Service - Why Virus? Why Now?

    Type
    Blog Post
    Published
    March 23, 2017, 2:30 p.m.
    ...2004. We’ve already distributed over 500 viral samples to scientists all over the world. Now that the ...donations. That seed money was used to build a completely self-supporting service so that Addgene is not..., tracked production and distribution of viral samples. The Office Team made sure we could ship internationally...
  8. Plasmid Tools for Microbiome Studies

    Type
    Blog Post
    Published
    June 27, 2019, 12:25 p.m.
    ...intensive to process a large number of microbiome samples. To enable large-scale, longitudinal studies of...and can approximate mRNA concentration within a sample. Using this system, the Collins lab was able to...lab validated their platform on clinical stool samples by comparison to qPCR and demonstrated that it ...
  9. RaPID Detection of RNA-protein Interactions

    Type
    Blog Post
    Published
    Aug. 16, 2018, 12:40 p.m.
    ...preserves RNA structure and naturally occurring complexes present in the cell, it can also introduce non-physiological...non-physiological RNA-protein interactions due to sample processing. Require prior knowledge that the protein...levels seen in HHCS patients. These are just three examples of how RaPID can be used to study RNA-protein ...
  10. Summer SciComm Series: Cognitive Load

    Type
    Blog Post
    Published
    June 16, 2022, 1:15 p.m.
    ...necessary” detail after “necessary” detail and end up completely overwhelming your audience - like the professor...intuitive that actually wasn't. Maybe I needed to employ a visual aid instead of describing something verbally...group was just really tired and needed a slower, simpler presentation than I had planned; other times students...
  11. Antibodies 101: Polyclonal Antibodies

    Type
    Blog Post
    Published
    July 14, 2021, 1:15 p.m.
    ...several different species are present. One common example is using pre-adsorbed secondary antibodies (which...antibodies are polyclonal, as their function is to amplify the signal from a primary antibody; the ability...target protein thereby greatly increasing signal amplification.  When to stay away from polyclonal antibodies...
  12. Oh, The Places You Can Go: Careers in Science Communication - Writing for a Research Institute

    Type
    Blog Post
    Published
    Feb. 2, 2018, 3:20 p.m.
    ...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 ...
  13. Plasmids 101: The protein expression toolbox

    Type
    Blog Post
    Published
    Feb. 16, 2023, 7:05 p.m.
    ... the LoxP sites, which is more difficult than a simple knock out. Looking for some permanent knock out...two varieties: tet-on and tet-off. As the names imply, tet-off turns off constitutively expressed proteins... tunable control These systems can be easily implemented for exogenously introduced proteins, as many ...
  14. Rosella: A Fluorescent pH-Biosensor for Studying Autophagy

    Type
    Blog Post
    Published
    April 13, 2017, 2:30 p.m.
    ... practice to compare degradation rates between samples treated with or without an autophagy inhibitor....accumulates in the vacuole. See Figure 2 for an example of what fluorescence looks like for cytoplasmic...Fluorescent Protein Oligomerization Seeing Red: Simple GFP Photoconversion Light Sheet Fluorescence Microscopy...
  15. New Tool for Lineage Tracing: The ClonTracer Library

    Type
    Blog Post
    Published
    Sept. 22, 2015, 2:30 p.m.
    ...the take rate of mouse xenografts after cell implantation. Their goal was to figure out how to optimize...barcodes in the population (all barcodes can be amplified using the same sets of forward and reverse primers...dynamics in response to cancer therapy using high-complexity barcoding." Nature medicine 21.5 (2015): 440-...
  16. Mouse Modeling, Part 1: Genetically Engineered Mice

    Type
    Blog Post
    Published
    July 11, 2019, 1:26 p.m.
    ...treatments, but are not useful for genetic engineering. Examples of outbred strains include Swiss Webster and Harlan... are injected into a blastocyst which is then implanted into a female animal for gestation. Nucleases ...are microinjected into a zygote, which is then implanted into a female mouse for gestation. All three can...
  17. CRISPR in the Clinic

    Type
    Blog Post
    Published
    Nov. 2, 2023, 1:15 p.m.
    ...animal models of disease and cultured cells. For example, in 2013, Jinsong Li and colleagues chose to explore...trials is somewhat similar (Hussein et al). It employs Cas9 to cut at two sites within the viral genome...current delivery technologies are suited for. For example, lipid nanoparticle delivery tends to be trafficked...
  18. Viral Vectors 101: Chemogenetics

    Type
    Blog Post
    Published
    July 11, 2023, 1:15 p.m.
    ...In order to understand the complex wiring of the brain and the underpinnings of neurological disease,...while resulting in minimal off target effects. For example, if your receptors are expressed in the brain, ...receptor acts through. The DREADD hM3D(Gq), for example, lowers the threshold for neuronal signaling and...
  19. Plasmids 101: FLEx Vectors

    Type
    Blog Post
    Published
    April 28, 2016, 2:30 p.m.
    ...loxP, black arrowheads) and one mutated pair (for example- lox511, white arrowheads). It is necessary to ...express GeneR only in the presence of Cre. In this example, Cre would first invert the reporter and GeneR ...the presence of Cre. A similar strategy can be employed for "Cre-off" (i.e. your gene of interest starts...
Showing: 501 - 520 of 780 results