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Showing: 101 - 120 of 260 results
  1. Advancing Biology with Zebrafish: Genetic Tools for Developmental Studies and More

    Type
    Blog Post
    ...Microscopy-based lineage tracing can help illuminate how signaling pathways—such as those regulated by one-eyed pinhead—contribute... study also showed that in the absence of the signaling pathway regulated by one-eyed pinhead, incorrect...transform zygotes into adults and explain how signaling pathways control this process. Additional zebrafish...
  2. Hot Plasmids - August 2020

    Type
    Blog Post
    ...found that adding a triple nuclear localization signal or including fusions with Histone 2A or 2B can ...biotinylation via BirA and AviTAG. pMAK contains the signal peptide of MBP, followed by the desired nanobody...NB) sequence, an AviTAG, and 6xHis tag. The MBP signal peptide allows the NB to be exported to the periplasm...
  3. Fluorescent Proteins 101: Aptamer Fluorophores

    Type
    Blog Post
    ...fluorophore-linked antibodies are used to visualize RNA. Low signal-to-noise ratios with such techniques can be problematic...fluorophore and subsequently leading to a positive signal. The same effect can be achieved for a fluorophore...than separate them (Fig. 1b). One can also make “signal-off” biosensors in which the aptamers fluoresce...
  4. Hot Plasmids: Fall 2024

    Type
    Blog Post
    ...mScarlet-I3 also offered clearer signals due to reduced background signal when tested in more highly autofluorescent...external light source, they have lower background signal and can be used in light-sensitive systems. Most...
  5. Hot Plasmids Spring 2024

    Type
    Blog Post
    ...new improvements. The new variant has increased signal-to-noise ratio and better ability to record subthreshold...they are negative-going sensors (with fluorescent signal at baseline voltage), the investigators found that... SAS, splice acceptor site; pA, polyadenylation signal. Image reused from Riedmayr et al. 2023 under a...
  6. Which Fluorescence Microscopy Techniques is Best for Me?

    Type
    Blog Post
    ...provides a high contrast image in which a bright signal overlays a perfectly black background. In addition...to more rapid photobleaching and a reduction in signal intensity. 2-Photon microscopes restrict excitation...light-reducing pinhole. By collecting more photons, a higher signal to noise ratio can be achieved (6). Super-resolution...
  7. Antibodies 101: Flow Cytometry

    Type
    Blog Post
    ...the associated fluorochrome, emits a fluorescent signal that is captured by detectors. The strength of ... bind to a primary antibody thus amplifying the signal.       Intracellular protein targets, measured... FITC and that from PE. During compensation the signal arising from a specific fluorochrome is removed...
  8. Plasmids 101: Modular Cloning Applications and Kits

    Type
    Blog Post
    ...you‘ll need, including sub-cellular localization signals, plant markers, and reporters (Engler et al., 2014...protein degradation on chimeric antigen receptor signaling (Kim et al., 2024). The EMMA Toolkit is another...et al. Degron-Based bioPROTACs for Controlling Signaling in CAR T Cells. Cold Spring Harbor Laboratory,...
  9. Plasmids for Stem Cell Research

    Type
    Collection
    ...cells via temporal modulation of canonical Wnt signaling. Proc Natl Acad Sci U S A. 2012 May 29. Palecek...Chemical modulation of transcriptionally enriched signaling pathways to optimize the conversion of fibroblasts...
  10. Using AAV for Neuronal Tracing

    Type
    Blog Post
    ... do it (i.e. where the signals come from and what implications their signaling is likely to have). Anterograde...neuron to another at synapses resulting in faint signals (Schwab et al., 1979; Buttry & Goshgarian, 2015...
  11. Easing the Protein Purification Process with pCri

    Type
    Blog Post
    ...improves protein solubility and stability. TRX and signal peptide tags help proteins with disulfide bonds...Plasmids designed for these systems may include a signal peptide (SP) that routes the protein through the...
  12. New Norepinephrine Indicators: nLightG and nLightR

    Type
    Blog Post
    ...sensitive than nLightR, both generating a measurable signal after electrical stimulation with a single pulse...pulse, while nLightR gave a measurable signal not at one pulse, but at the second test point, ten pulses...
  13. In Living Color: The Skinny on In Vivo Imaging Tools

    Type
    Blog Post
    ...exactly what iRFPs achieved. Those proteins allowed a signal-to-background ratio in mammalian tissues 20-fold... In addition, PA FPs can improve the achievable signal-to-background ratio, thus, allowing higher resolution...
  14. Multifunctional Neural Fibers: Modulation from Gut to Brain

    Type
    Blog Post
    ...molecular level. The brain is constantly influenced by signals it receives from the entire body, making it difficult...advance our knowledge of brain-visceral organ signaling. The problem  Previously, there were very few...
  15. The Importance of High Titer for AAV Transductions

    Type
    Blog Post
    ...not need to be as high to achieve an observable signal in your experiment, therefore titer may not need...fluorescent proteins required to get a good fluorescent signal. It may not be necessary to concentrate this type...
  16. Visualizing Translation at the Single Molecule Level

    Type
    Blog Post
    ...displacement leads to a change in the fluorescent signal: untranslated RNAs appear yellow, and translated...reporter. Because it contains a nuclear localization signal, NLS-PCP-GFP then returns to the nucleus to bind...
Showing: 101 - 120 of 260 results