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  1. Easing the Protein Purification Process with pCri

    Type
    Blog Post
    ...series, proteins are overexpressed from a plasmid construct, most often in special E. coli strains designed... the tag post-purification. A sample of pCri constructs: pCri-1a, -4a and -9a. 6xHis tags enable affinity... for translation of integral-membrane protein constructs) protein tag. MISTIC drags tagged proteins into...
  2. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    ...methylation in living cells. Essentially this reporter construct consists of one substrate (the histone-derived...histone-derived peptide) which can localise the construct specifically to the histone protein of interest (in the figure...selectively to lysine-methylated peptides. This construct is in the middle of a FRET pair, which is used...lowers the FRET signal back again. The Ting lab constructed 2 versions of this reporter to target the K9 ...
  3. Genetically-encoded Sparse Cell Labeling - A SPARC of Innovation

    Type
    Blog Post
    ...attP sites to control recombination of the gene construct. A predictable number of cells will express the...recombination and preferentially leads to gene constructs where the stop cassette remains following recombination...transcription factor binding site and effector in the construct. In Drosophila, the SPARC systems can be used ...Cell-type-specific and projection-specific brain-wide reconstruction of single neurons. Nature Methods 15:1033–1036...
  4. Plasmids 101: What is a plasmid?

    Type
    Blog Post
    ...will undoubtedly be asked to design, modify, or construct a plasmid. A plasmid is a small circular piece...verification of plasmids.   How is a plasmid constructed in the lab? Due to their artificial nature, lab...plasmids are commonly referred to as “vectors” or “constructs.” To insert a gene of interest into a vector,...
  5. Multiple Plasmids at a Low Price: Kits from Addgene

    Type
    Blog Post
    ...cloning process, making it easier to produce the constructs you need. Expression vectors within this kit ...precisely tune your polycistronic E. coli expression constructs. Some applications of plasmids from this kit ...cell extracts (Gagoski et al 2015). He has also constructed a library of eGFP-tagged human ORF clones to ...through the N-terminal eGFP tag carried on all constructs. The Cell-Free Protein Expression Kit has been... FREQ-Seq. This strategy allows scientists to construct barcoded, locus-specific libraries compatible ...
  6. A New Generation of Adenine Base Editors Improves Editing in Primary Human Cells

    Type
    Blog Post
    ...The researchers selected 8 of the tested ABE8 constructs (ABE8.8-m/d, ABE8.13-m/d, ABE8.17-m/d, ABE8.20... problem. Therefore, the authors created ABE8 constructs using a catalytically “dead” S. pyogenes Cas9...Cas9 (dC9-ABE8.x-m/d). The dC9-ABE8.x-m/d constructs demonstrated a 2.1x on-target DNA-editing efficiency...introduced into cells as a plasmid or as mRNA constructs. In primary human cells mRNA delivery of ABEs...
  7. PITChing MMEJ as an Alternative Route for Gene Editing

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    Blog Post
    ...regions (5-25 bp) for repair, making it easier to construct targeting vectors. Addgene depositor Takashi Yamamoto...stop codon. Briefly, the PITCh vector should be constructed with 5’ and 3’ microhomology to the insertion...added to the GFP-Puro cassette via PCR, and this construct is inserted into the PITCh vector via In-Fusion...by Dalvai et al., who used HDR to insert cDNA constructs into this locus. One important question to ask...
  8. Plasmids 101: Gateway Cloning

    Type
    Blog Post
    ...colonies should contain the desired, recombined construct. Read our recent Plasmids 101 Post on CcdB for...might use Gateway cloning to generate our desired constructs: lentiviral expression of the human KRAS gene...use for your experiments and verify that your construct is functional. Advantages of the Gateway cloning...system enables the generation of the expression construct in only 1 day, as opposed to 2+ days with traditional...
  9. Golden Gate Assembly Upgrades: More Fragments, Faster Assembly, and Higher Fidelity

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    Blog Post
    ... "eligible” for ligation into the destination construct. Reactions are often cycled between 37°C and 16... enhancing the ordered assembly of the target construct. Development of Golden Gate Assembly test systems... on the presence of every module, destination construct and functioning Type IIS restriction enzyme and...complex experimental conditions. The ability to construct more complex, multi-fragment assemblies, as shown...X-gal/IPTG agar plates, indicating successful reconstruction of the coding sequence for beta-galactosidase...
  10. Hot Plasmids: Winter 2025

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    Blog Post
    ...generating a series of single- and double-tagged constructs (including "CLAP", combining an N-terminal CLIPf... expression and labeling approach using these constructs in HEK 293 cells (Smith et al., 2024). They then... license.  The team deposited an array of constructs for tagging the kinesins KIF5A and KIF5B as well...Kv2.1 targeting motif as well as a pan-membrane construct without the Kv motif. Altogether, if you want ...
  11. New Podcast Segment: Hot Plasmids

    Type
    Blog Post
    ...Magneto 2.0 Hot Plasmid 3: The Human Kinase Domain Constructs Kit from John Chodera's Lab - Get high expression...Listen to Our Segment on The Human Kinase Domain Constructs Kit Hot Plasmid 4: The Yeast Prototrophy Kit ...
  12. CRISPR 101: Epigenetics and Editing the Epigenome

    Type
    Blog Post
    ...user-specified locus. Researchers showed that TALE-TET1 constructs, which fused a TALEN to the Tet1 demethylase ...modifiers available from Addgene. For most of these constructs, catalytically dead modifiers are also available...Gersbach’s lab has deposited mammalian expression constructs including pcDNA-dCas9-p300 Core and pcDNA3.3-...pCMV-dCas9-D3A) and Tet-dependent (TetO-dCas9-D3A) constructs. For lentiviral expression, Fuw-dCas9-Dnmt3a ... Let us know about your experience with these constructs in the comments! Find Plasmids for Epigenetic...
  13. New and Upcoming Viral Vectors - May 2020

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    Blog Post
    ...expanded our AAV collection to include two new ChR2 constructs that allow for targeted expression. Plasmid 75470...expression to areas in which the recombinase and construct are coexpressed. Three new recombinases from the... Cepko Lab are now available as AAV1. CRE-DOG constructs 69570 and 69571 together encode the N and C terminal...
  14. CRISPR Activation: A Practical Guide

    Type
    Blog Post
    ...significant work on constructing Cas9 transcriptional activators. These constructs allow for the upregulation...fingers (ZF) and TAL effectors (TALE). Unlike these constructs, however, Cas9 allows you to easily change the...activators. However, these can be difficult to construct and deliver when compared to gRNAs. Additionaly...
  15. Viral Vectors 101: Viral Applications

    Type
    Blog Post
    ...selectable marker. This vector can express your construct in target cells transiently or constitutively ...Some customization is required, but many viral constructs have already been built and are available on ... embryonic stem cells. Viral integration of a construct is also reliably higher than traditional transfection...
  16. Mouse Modeling, Part 1: Genetically Engineered Mice

    Type
    Blog Post
    ...new gene construct incorporated randomly into the genome, knockin mice have the gene construct inserted...infection with a viral vector containing the gene construct can be used to insert the gene of interest into...
Showing: 41 - 60 of 304 results