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We narrowed to 578 results for: CHI;

Showing: 161 - 180 of 578 results
  1. R Bodies: Membrane-Rupturing Microscopic Tools

    Type
    Blog Post
    Published
    April 14, 2016, 2:30 p.m.
    ... our purposes? In search of simple biological machines R bodies can repeatedly extend and contract...using R bodies: simple, force-generating protein machines that can extend and retract over many microns ...with a fluorescent protein remain functional. Attaching the fluorescent protein fusions allowed us to ...
  2. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    Published
    Sept. 8, 2015, 2:30 p.m.
    ...Refactoring and optimization of light-switchable Escherichia coli two-component systems. Schmidl SR, Sheth... at Addgene. Synthetic biology: engineering Escherichia coli to see light. Levskaya A, Chevalier AA, ...Multichromatic control of gene expression in Escherichia coli. Tabor JJ, Levskaya A, Voigt CA. J Mol Biol...
  3. Luminescent Imaging with Nano-lanterns

    Type
    Blog Post
    Published
    May 25, 2017, 2:30 p.m.
    ...can be affected by both autofluorescence and photobleaching. Researchers have long been interested in using... cells. As Nano-lanterns are not subject to photobleaching/phototoxicity, they successfully imaged multiple...applications. For long-term imaging, especially where photobleaching and phototoxicity are a concern, these constructs...
  4. OCaMP: A New Calcium Indicator for Neural Imaging

    Type
    Blog Post
    Published
    Aug. 19, 2025, 1:15 p.m.
    ...brightness, Less signal distortion from photoswitching or photobleaching Improved signal-to-noise ratio (SNR...% end_module_attribute %}{% module_attribute "child_css" is_json="true" %}{% raw %}{}{% endraw %}{% end_module_attribute...
  5. Fluorescent Proteins 101: Luciferases

    Type
    Blog Post
    Published
    July 22, 2025, 1:15 p.m.
    ... luciferase reporters aren’t susceptible to photobleaching — they’ll keep emitting light as long as their...Sensitivity Higher Lower Background Lower Higher Photobleaching/phototoxicity Not susceptible Susceptible ...advantages of luminescent assays (low background, no photobleaching) but provides flexibility by pairing the luciferase...
  6. Back to Bacteria: CRISPR gRNA Multiplexing Using tRNAs

    Type
    Blog Post
    Published
    June 2, 2015, 6:06 p.m.
    ...instead use a preexisting, conserved cellular machinery to process gRNAs. Hijacking tRNA processing to...plants. Yang was intrigued by the tRNA processing machinery present in almost every living organism. Precursor...PTG constructs in rice protoplasts. Compared to matching traditional gRNA-expressing constructs, transcript...
  7. Hot Plasmids - March 2020 - base editors, GEVI, MoClo, and optogenetics

    Type
    Blog Post
    Published
    March 3, 2020, 2:15 p.m.
    ...GFP. The lab tested the base editors in vivo and achieved therapeutically relevant editing efficiencies ...heart, and skeletal muscle. The dosing required to achieve these efficiencies was also between 1013 - 1014...Ace absorbance increases and results in higher quenching of mScarlet emission. Figure 2: Ace-mScarlet...
  8. Antibodies 101: Secondary Antibodies

    Type
    Blog Post
    Published
    Dec. 21, 2021, 2:15 p.m.
    ...developing assays.  Protocol architecture The basic (very basic!) architecture of the indirect approach is...method relies on multiple secondary antibodies attaching to a single primary antibody, it is sometimes ...
  9. 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.
    ... Keown, a staff writer at the non-profit Fred Hutchinson Cancer Research Center. Susan Keown’s science...position at Fred Hutch because her skill set wasn’t matching up with the local job postings. “There were jobs...applied and I got it.” Science writing at Fred Hutchinson Cancer Research Center Work as a Science Writer...
  10. Human Germline Editing Using CRISPR

    Type
    Blog Post
    Published
    Aug. 10, 2017, 2:19 p.m.
    ...what Shoukhrat Mitalipov and his colleagues have achieved, and how the field will move forward from this...circumvent this problem, they co-injected CRISPR machinery with sperm into M phase oocytes, thus allowing...’s important to remember that the study hasn’t achieved any end goal not available with current techniques...
  11. Split Fluorescent Proteins for Studying Protein-Protein Interactions

    Type
    Blog Post
    Published
    May 3, 2022, 1:15 p.m.
    ...fluorescent protein tags. Tamura et al. Commun Biol. 2021 Daichi Kamiyama Cerulean Cerulean(1–10) for use with...fluorescent protein tags. Tamura et al. Commun Biol. 2021 Daichi Kamiyama ECFP C155 of ECFP pairs with N173 ...fluorescent protein tags. Tamura et al. Commun Biol. 2021 Daichi Kamiyama sfCherry2 sfCherry2(1–10) and sfCherry2...
  12. Fluorescent Proteins 101: Introduction to FRET

    Type
    Blog Post
    Published
    June 27, 2017, 1:03 p.m.
    ...Intermolecular FRET can be experimentally difficult to achieve, because the ratio of acceptor to donor fusions... Before constructing your own FRET probe, try searching PubMed for articles describing the FRET tool that...PMC2396198. 4. Sustarsic, Marko, and Kapanidis, Achillefs N. "Taking the ruler to the jungle: Single-molecule...
  13. Plasmids 101: Modular Cloning

    Type
    Blog Post
    Published
    March 12, 2024, 1:15 p.m.
    ...multiple genes to achieve a desired effect. This is commonly used in plant biology to achieve traits such as...organization schema MoClo can be broken down into three hierarchical levels: individual DNA parts, transcriptional...
  14. A Look at Addgene's QC Process

    Type
    Blog Post
    Published
    May 6, 2025, 1:15 p.m.
    ...intended. Sharing unverified plasmids can lead to far reaching consequences, from wasting time and money on optimizing...through the QC pipeline to resolve any issues.  Catching and addressing QC issues Addgene’s QC team has...discrepancies can be caught prior to distribution. Catching these errors prevents future experimental issues...
  15. Adeno Associated Virus (AAV) for Cell and Gene Therapy

    Type
    Blog Post
    Published
    Nov. 7, 2017, 1:59 p.m.
    ...back into the infants. Almost all patients have achieved persistent immunological reconstitution with a...mutations in the gene RPE65. It is characterized by childhood onset of blindness and was thought to be untreatable...Improvement and decline in vision with gene therapy in childhood blindness." New England Journal of Medicine 372.20...
  16. Chromoproteins: Colorful Proteins For Molecular Biology Experiments

    Type
    Blog Post
    Published
    Feb. 4, 2020, 2:15 p.m.
    ...Chromoproteins also enhance corals’ resistance to mass bleaching, the loss of their symbiotic algae, during heat...cost and resources are limited or for bioart and teaching applications. Find a chromoprotein for your experiment...doi.org/10.1186/s13036-018-0100-0 Murakoshi, H., Horiuchi, H., Kosugi, T., Onda, M., Sato, A., Koga, N.,...
  17. Transferable Skills Guide: Managing a Team

    Type
    Blog Post
    Published
    Jan. 30, 2018, 2:42 p.m.
    ...writing a grant, thinking about the next project, reaching out to other teams, expanding your network…. I...problem, I was able to resolve this issue - with coaching - before it became a major problem. But I also...always the case or you may not feel comfortable reaching out to your manager. This is when having a mentor...
  18. Production of Virus in Insect Versus Mammalian Cells

    Type
    Blog Post
    Published
    Nov. 5, 2024, 8:32 p.m.
    ...partially because they contain some of the necessary machinery to make these viruses. The cells are also easy...they require cloning specific AAV or lentiviral machinery into a baculovirus plasmid. Production of baculovirus... https://doi.org/10.1096/fj.01-0995fje. Tan, E., Chin, C. S. H., Lim, Z. F. S., & Ng, S. K. (2021). HEK293...
  19. Mobile-CRISPRi: Bringing CRISPRi to Diverse Bacteria

    Type
    Blog Post
    Published
    April 4, 2019, 12:53 p.m.
    ... it has been challenging to introduce CRISPRi machinery into diverse bacteria species. Existing protocols...bacteria with a chromosomal copy of the RP4 transfer machinery mobilize these plasmids for transfer to recipient...contain a chromosomal copy of the RP4 transfer machinery, which mobilizes the Tn7 plasmids, and lack the...
Showing: 161 - 180 of 578 results