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Showing: 21 - 40 of 455 results
  1. Plasmids 101: Modular Cloning

    Type
    Blog Post
    Published
    March 12, 2024, 1:15 p.m.
    ...complexed into multi-TU constructs, known as multigene constructs. Construction of multigene constructs, ...cloning, or MoClo, is an organization scheme for multi-part DNA assembly. Simply put, it assembles individual..., through multi-TU assembly,happens via three steps: Level 0: Cloning of basic parts (promoters, UTRs...useful, you may ask? You might be surprised by how multi-purpose it can be. Let’s review a list of MoClo ...Assembly of multiple Level 0 parts into TUs. Level 2: Assembly of multiple Level 1 TUs into multigene constructs...restriction enzyme and a ligase are used to assemble multiple DNA fragments together in a one-tube reaction....individual DNA parts, transcriptional units, and multigene constructs. Let’s start by examining individual...
  2. FastCloning: A Newer, Simpler Cloning Technique

    Type
    Blog Post
    Published
    Nov. 1, 2016, 2:30 p.m.
    ...end of the multi-cloning site, and the reverse primer is located in the 5’ end of the multi-cloning site... one of the oldest of these techniques and is a multi-step process consisting of digestion, purification...
  3. RANbodies: Reporter Nanobody Fusions

    Type
    Blog Post
    Published
    April 10, 2018, 12:56 p.m.
    ...HRP-RANbodies are, however, compatible with most multi-labeling immunohistochemical protocols where either.... Chicken IgY domains are especially useful for multi-color staining of tissue because they have limited...primary/ labeled secondary antibody. Compatible with multi-labeling protocols when other antigens are detected...RANbodies compared to antibodies. Staining with multiple HRP-RANbodies is indistinguishable since they ...cultured cells and tissue sections Great for multicolor staining of tissue since it won’t cross-react...
  4. The CRISPR Software Matchmaker: A New Tool for Choosing the Best CRISPR Software for Your Needs

    Type
    Blog Post
    Published
    Nov. 3, 2015, 3:30 p.m.
    ...primer and plasmid design. Examples:  “multiplex design”, “multi-method design”, and “single-method design...indels at a single locus, usually the target site. Multi-locus asseEENdb database ssment would be required...between tools. Examples: “single-target design”, “multi-target design”, “off-target aware”, “high mismatch..., “empirical design”, “single-PAM design”, and “multi-PAM design”. Trends: By the end of 2014, tools began... common utility functions are batch design or multiplex features. However, tools aiding in primer design...
  5. Plasmids 101: Sequence and Ligation Independent Cloning (SLIC)

    Type
    Blog Post
    Published
    Sept. 26, 2024, 1:15 p.m.
    ... coli, SLIC is a cheap, standardized, and rapid multi-part DNA assembly method. Read on to learn how to...Gibson assembly. SLIC is a standardized method for multi-fragment DNA assembly, and its low cost makes it... Figure 2: Schematic of multicomponent assembly with SLIC. Multiple fragments are PCR amplified to...assembly, assembling fragments in multiple steps to avoid using multiple fragments that share homology in...BioRender.com.   SLIC also opened up a new world of multicomponent assembly, as fragments with overlapping sequence...issue is sequence similarity. If fragments in a multicomponent assembly have 5′ or 3′ sequence homology to...harnessing the power of DNA repair, you can assemble multiple fragments without the need for specific restriction...
  6. Antibiotic Resistance: An Old Solution but a New Problem

    Type
    Blog Post
    Published
    Nov. 10, 2016, 3:30 p.m.
    ...for multi-drug resistance: definitions vary in the literature, but generally organisms with multi-drug...happen to possess resistance genes survive and multiply. Factors contributing to the development of resistance...
  7. INTEGRATE: Bacterial Genome Engineering Using CRISPR-Transposons

    Type
    Blog Post
    Published
    Dec. 7, 2020, 2:53 p.m.
    ...Figure 3: Multiplexed insertions with Type I-F INTEGRATE using a single plasmid containing a multi-spacer...insertions and/or deletions, to multiplexed gene knockouts (Vo et al., 2020), to multi-copy genomic integration...by expressing multiple crRNAs in parallel (Fig. 3), multiplexed insertions into multiple distinct targets...in type I-F INTEGRATE. The requirement for multiple Cas proteins to form the Cascade targeting complex... report of VchINT, three separate plasmids and multiple promoters were used to express the necessary components...exhibit something called target immunity, whereby multiple proximal insertions with the same transposon exhibit...insertions of even very large genetic cargo, at one or multiple desired genomic loci. Many applications of these...
  8. Golden Gate Assembly Upgrades: More Fragments, Faster Assembly, and Higher Fidelity

    Type
    Blog Post
    Published
    Oct. 11, 2018, 12:30 p.m.
    ...in a single “one-pot” reaction to form complex, multi-insert modular assemblies that enable biosynthetic...conditions. The ability to construct more complex, multi-fragment assemblies, as shown in this work, will..., the BsaI site is no longer present, allowing multiple fragments to be assembled in an ordered, pre-determined...
  9. Neuronal labeling with Spaghetti Monster

    Type
    Blog Post
    Published
    Aug. 14, 2018, 12:42 p.m.
    ...Spaghetti Monster probes at Addgene Uses of smFPs 1. Multi-channel connectomic tracers Fluorescent proteins...antibodies. GFP emits light in only a single channel. In multi-color imaging experiments, the second color is usually...antibodies, making them difficult to use in a multicolor/multichannel imaging set-up. In contrast, smFP tags ...can have low affinity for these tags and even multimeric tags are frequently insufficient for detection...the visible spectrum, researchers can also use multiple FPs in single experiments and visualize numerous.... smFPs are literally composed of FPs fused to multiple epitope tags. Indeed, to create the smFPs Looger...specific reactivities making them more useful for multicolor imaging experiments than standard FPs. The Looger...
  10. Plasmids 101: Secondary Nanobody Toolbox

    Type
    Blog Post
    Published
    Feb. 27, 2018, 2:04 p.m.
    ...species and/or different IgG subclasses of 1° for multi-color staining Can be expensive Nanobodies   ...before application to the sample. Staining with this multi-color staining workflow yields similar localization...), which allows for the following to occur: A) Multiple polyclonal secondary IgGs can bind to different...sites per antibody. C) IgG’s are big enough that multiple labels (green circles in figure 2 below) can be...of a tag or fusion with a reporter enzyme. For multicolor staining, careful consideration must be used ...Antibodies Bivalent Polyclonal Can be labeled with multiple dyes Commercially available Not recombinant...sacrifice Good tissue penetration Can be labeled with multiple dyes Greater resolution due to lower label displacement...
  11. Transferable Skills Guide: Time Management

    Type
    Blog Post
    Published
    Dec. 5, 2017, 1:52 p.m.
    ...energize you. For example, let's say you’re doing a multi-day experiment in the lab. You have two ways to ...recently started using Trello to manage larger, multi-person projects. Day-to-day, flexible to-do lists...
  12. Fluorescent Proteins 101: Fluorescent Biosensors

    Type
    Blog Post
    Published
    May 18, 2017, 2:30 p.m.
    ... to select a fluorescent protein for single and multi-color imaging experiments. Finally, what kind of...process you would like to monitor, there may be multiple steps you could examine, i.e. for an enzymatic...
  13. Tag Your Favorite Yeast Genes with Ease

    Type
    Blog Post
    Published
    Nov. 19, 2013, 2:37 p.m.
    ... fluorophore tagging vectors for your single or multi-color imaging experiments. Interested in epitope... studies where tagging of multiple protein products is desired, as multiple selection markers can ensure... Dr. Formosa has deposited six plasmids with a multiple cloning site in place of the epitope tag for creation... S. cerevisiae, with the additional benefit of multiple selection markers for combining modifications ...
  14. Single-cell tracking of lineage and identity with CellTag

    Type
    Blog Post
    Published
    May 9, 2019, 1:15 p.m.
    ...act like a timestamp and help demultiplex the scRNA-seq data and build multi-generational cell lineage trees... be tagged with different CellTag libraries at multiple timepoints during reprogramming. These library-specific...CellTag Indexing: genetic barcode-based sample multiplexing for single-cell genomics." bioRxiv (2019): 335547...
  15. Live and Let Dye: Self-Labeling Protein Tags

    Type
    Blog Post
    Published
    April 16, 2024, 1:15 p.m.
    ...labeled through click chemistry. Although these multi-component systems can be complicated to implement... fluorescent protein) enables applications like multi-color imaging (Figure 2). If you’re working with...proteins in vitro, you can even use the same tag for multiple proteins but label each separately before reconstituting...Johnsson, K. (2008). An Engineered Protein Tag for Multiprotein Labeling in Living Cells. Chemistry & Biology...Ulrichs, H., Gaska, I., & Shekhar, S. (2023). Multicomponent regulation of actin barbed end assembly by ...
  16. Which Fluorescence Microscopy Techniques is Best for Me?

    Type
    Blog Post
    Published
    Oct. 10, 2017, 1:57 p.m.
    ...phototoxicity. Lightsheet designs that allow for multi-view imaging can image thick scattering samples ...Microscopy Choosing Your Fluorescent Proteins for Multi-Color Imaging Choose the Brightest Fluorescent Protein...black background. In addition to this, the use of multiple fluorophores can add a second layer of contrast... ultra-thin sheets of excitation light through multiple focal planes of a sample may also be useful for...which can lead to photobleaching when acquiring multiple images over a large axial range. 2-photon imaging...guide to light-sheet fluorescence microscopy for multiscale imaging. Nature methods 14, 360-373 (2017). PubMed...
  17. The Power Behind NGS Plasmid Validation: seqWell

    Type
    Blog Post
    Published
    April 19, 2017, 3:25 p.m.
    ...reactions are completely unnecessary for sequencing multi-kb DNA inserts and larger targets. The NGS readout... fundamental and often understated problem in multiplex NGS library preparation. The challenge here is...the case that individual libraries prepared from multiple samples will then also need to be quantified and...to be combined with other samples in a single multiplexed pool. The cost of these normalization steps, ...
Showing: 21 - 40 of 455 results