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We narrowed to 543 results for: cat.2

Showing: 381 - 400 of 543 results
  1. Illuminating Choices: A Guide to Selecting Fluorescent Dyes and Ligands

    Type
    Blog Post
    Published
    March 21, 2024, 1:15 p.m.
    ...elicit varying degrees of β-arrestin-2 recruitment to receptors, indicating their agonistic nature. The potency...small-molecule fluorescent labels. Nature Methods, 19(2), 149–158. https://doi.org/10.1038/s41592-021-01338...emission wavelengths, which are pivotal in their application in biotechnology (Grimm & Lavis, 2022). These... substrates/peptides and antibodies. Example applications of this include coupling to an antibody, whereby...whereby excitation of blue light will indicate where FITC is bound through green light emission. Key considerations...typically bind to. Stability of fluorescence: For applications that involve ranges of pH, and significant lengths...light, is another factor to consider. If your application requires longer periods of exposure, you’ll want...
  2. Antibodies 101: Fc Effector Functions

    Type
    Blog Post
    Published
    May 18, 2023, 1:15 p.m.
    ...affinity and specificity. Trends in Immunology, 29(2), 91–97. https://doi.org/10.1016/j.it.2007.11.004 ...determination, don’t generally affect antibody applications like ELISAs or Western blots, they are key in...
  3. Some Like it Hot: Thermostable GeoCas9

    Type
    Blog Post
    Published
    Sept. 14, 2017, 12:40 p.m.
    ...remained active in up to 30% plasma. Figure 2: Human plasma longevity of SpCas9 vs GeoCas9. SpCas9...could also be used with in vitro molecular bio applications that require high temperature reaction conditions...
  4. Bricking Science: Portraying Scientific Reality Through LEGO

    Type
    Blog Post
    Published
    Nov. 29, 2016, 3:30 p.m.
    ...motion videos is very time consuming; producing a 1-2 minute video takes an entire week of our free time...Research 5 Reasons to Use Reddit for Science Communication 10 Ways to Share Your Science Resources on ...
  5. Sensing Neuronal Dopamine

    Type
    Blog Post
    Published
    July 30, 2019, 12:59 p.m.
    ...developed fluorescent-protein based DA sensors (Figure 2). The dLight1 dopamine sensor In 2018, Lin Tian’s ...at a certain frequency, and this frequency can indicate behavioral state, for example, if someone is awake...
  6. Cancer and the Immune System: Deciphering the Relationship

    Type
    Blog Post
    Published
    March 14, 2017, 2:30 p.m.
    ...interferon gamma (IFNγ) - and eliminate cancer cells. 2. Equilibrium - In a process analogous to the development... 35. Academic Press, 2015. PubMed PMID: 25818339. 2. Curiel, Tyler J., et al. "Specific recruitment of...immune response to the development of tumors is a complicated and dynamic phenomenon that is interestingly ...effects, damage healthy cells, and often cannot eradicate metastasis or eliminate the probability of a relapse...based on their level of progression, anatomical location, characteristic (solid localized tumors or systemic...
  7. Plasmids 101: NGS Quality Control for Pooled Libraries

    Type
    Blog Post
    Published
    Oct. 26, 2017, 1:59 p.m.
    ...created for the Brunello library is shown in Figure 2. You can use a small PCR product because the plasmids...would be a good time to talk about the amplification and verification processes we use to ensure high-quality...your own experiments. Library amplification 101 Library amplification seems straightforward: E. coli ...transformed with the library DNA, they grow and replicate, and then their DNA is harvested, much like one...library has its own depositor transformation and amplification protocol, but the overall workflow is similar...ll need to remember when undertaking library amplification and sequencing. Maintain representation of the...electrocompetent Stbl4 cells when performing amplifications, and we use electroporation to ensure a good...
  8. Antibodies 101: Epitope Tags

    Type
    Blog Post
    Published
    May 11, 2023, 1:15 p.m.
    ...is the most charged, with 5 negatively charged and 2 positively charged amino acids. FLAG tag has been ...(stay tuned for our affinity purification tag blog!).   Applications of epitope tags   The...success rates across all applications. You can find FLAG antibodies on Addgene’s catalog including a mouse monoclonal...protein purification is not ideal with Myc, as low pH conditions are required during the purification, which...experienced. Finding an antibody that works for your application, specifically detects your protein, is species...and have been widely used across species and applications. In this blog, we will review the most common...that are bound by antibodies for the purpose of purification or detection of the tagged protein. These peptides...
  9. Creating accessible biology activities in schools with BioBits

    Type
    Blog Post
    Published
    Aug. 2, 2018, 12:56 p.m.
    ...PMC6070312. 2. Stark, Jessica C., et al. "BioBits™ Bright: A fluorescent synthetic biology education kit." ...plasmids and their potential educational uses. We believe that biology education is something that should ... expensive tiny amounts of reagents are, how complicated (and again, expensive) the different machines...desire to create a set of low-cost, easy-to-use educational biology activities – that any school could afford...proteins without the need to handle a living, replicating organism. Furthermore, cell free systems can ...in adapting your research ideas into hands-on educational activities using the BioBits platform, please...BioBits™ Explorer: A modular synthetic biology education kit." Science Advances 4.8 (2018): eaat5105. PubMed...
  10. Resume Writing for Non-academic Science Careers

    Type
    Blog Post
    Published
    Dec. 18, 2014, 4:06 p.m.
    ... remember that a resume is typically no more than 2 pages long. Write your resume for the job posting ...together a grant application? Are you familiar with the publishing or patent application processes? How ... pages in a Curricula Vitae to showcase your publications, academic performances, and research experiences...information. Think "skills," not just "research and publications” What are the skills you developed through your...and writing was how I got my current job as a Communications Coordinator. Wondering how you can develop ...So You Think You have Skills.   Get Science Communication Practice with a Student Group Like Science in...Blogger! Theresa Liao (@theresaliao) is the Communications Coordinator for the Department of Physics &...
  11. Hot Plasmids - June 2020 - Barcoded CRISPR Library, Sparse Cell Labeling, Calcineurin Reporter, and DNA Staining Dye Alternative

    Type
    Blog Post
    Published
    June 2, 2020, 1:15 p.m.
    ... Figure 2: Dense (c), intermediate (d), and sparse (e) labeling of the calcium indicator, GCaMP6f, ...infection, because this setup allows for experimental replicates for each of the gRNAs. The idea was to assign...cassette is removed, the effector is expressed. By truncating one of the recombination sites in the construct... reporter (blue) and stained with PI (pink) to indicate cell death. Image from Diessl et al., 2020. ...https://dx.doi.org/10.15698%2Fmic2020.04.713 Truncated TALE-fluorescent protein fusions as a DNA staining...protein to the DNA. They created plasmids for purification of tTALE-eGFP and tTALE-mCherry. In comparison...
  12. Three Tips for Preventing Viral Plasmid Recombination in Your Samples

    Type
    Blog Post
    Published
    Sept. 14, 2021, 1:15 p.m.
    ...extraction protocol for more details.   Figure 2: An uncut plasmid is expected to form 3 bands: nicked... (AmpR) and origins of replication (ori and f1 ori) which allow it to replicate.   How can I prevent...the bacterial selection marker and origin of replication. During bacterial culture, only the plasmid with...the antibiotic resistance gene and origin will replicate, and the transgene will be lost. Over time, bacteria...the recombined plasmid is still visible. This indicates that the DNA prep contains a mixture of the full...
  13. Hot Plasmids: FRET-Based Biosensors

    Type
    Blog Post
    Published
    May 6, 2014, 1:07 p.m.
    ...MagFRET: The First Genetically Encoded Fluorescent Mg(2+) Sensor. PLoS One. 2013 Dec 2;8(12):e82009. doi: ...Neurobiology has been working on genetically encoded indicators of calcium and other small molecules since the...lymphocytes, too, making them a versatile tool for application in both neuroscience and immunology. Don’t be...imaging for beginners Griesbeck says his calcium indicators can be used in mouse, Drosophila, C. elegans,...give it a shot. “Beginners sometimes think it’s complicated, but actually it is very good,” he said. “It ...his team is now applying it to improve upon an indicator they developed and published in 2010 for visualizing...
  14. Plasmids 101: Gram Negative and Positive Bacteria

    Type
    Blog Post
    Published
    Aug. 2, 2022, 1:15 p.m.
    ...Bacterial Cell Envelope. Cold Spring Harb Perspect Biol. 2(5) a000414 (2010). Cleveland Clinic. Gram Stain. https...ll be talking about the ins and outs of this classification system, including its history, biology, and...repeatable phenomenon, Gram began using it as a classification system. Eventually, any bacteria that retained...permeable to different classes of antibiotics. The classification system is also useful in a laboratory setting...bacteria type. The gram positive and negative classification system is incredibly helpful in visualizing...stepping into a lab.   Anna Kamens is a science communication summer intern at Addgene and a rising third-...
  15. Multifunctional Neural Fibers: Modulation from Gut to Brain

    Type
    Blog Post
    Published
    Aug. 31, 2023, 1 p.m.
    ...construct expressing channelrhodopsin 2 (ChR2), a blue light sensitive cation channel, fused to mCherry to the... several months after implantation of fibers, indicating the system was indeed stable for continuous monitoring...interfaces with the entire body, so the obvious next applications are to expand the tool to different brain-organ...
  16. FPbase: A new community-editable fluorescent protein database

    Type
    Blog Post
    Published
    May 16, 2018, 1 p.m.
    ...incorporation of biosensors, protein evolution lineages, 2-photon spectra, more elaborate spectrum analysis tools...non-trivial, however, as FPs are tremendously complicated entities with a large range of characteristics...decision remains spread across literature in publications that introduce these tools. Years ago, Kurt...incorporate FPbase data in their own projects and applications, a REST API allows programmatic retrieval of...
  17. How to Deposit Your Plasmids with Addgene

    Type
    Blog Post
    Published
    Feb. 27, 2024, 2:15 p.m.
    ...two options to begin your plasmid deposit. Figure 2: Choose to submit plasmid(s) online or by using a ...format. Figure 6: Add sequence, maps, and files. Step 2: Gene and Insert *Note: This page will not appear ...in PubMed and choose the appropriate publication. This publication will be listed at the top of the final... with publication details or permission to distribute, or Addgene finds your journal publication describing...classified in multiple categories, please check all of the appropriate categories (e.g., for a lentiviral... "Published plasmids" or "Unpublished or pre-publication plasmids" and set a desired distribution status...quickly associate your plasmids with the original publication where you described them. Search for your article...
Showing: 381 - 400 of 543 results