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We narrowed to 819 results for: cell

Showing: 161 - 170 of 819 results

  1. A Practical Guide to Optimizing AAV DIO and FLEx Vector Expression

    Type
    Blog Post
    ...specific cell type rely on transgenic models that express recombinases like Cre or Flp in their cells of interest...entry into the cell (Dudek, AM. 2018).  If the serotype you are using transduces cells that you are not... an ATG start codon to prevent transcription in cells where the recombinase was not present (Kuhlman, ...recombination that can lead to leaky expression in cells that do not express Cre or Flp. Here at Addgene ...recombined/functional transgene that can be expressed in cells where Cre is absent. Additionally, we have experienced.../Flex vectors and leaky expression can occur in cells that don’t express Cre or Flp, what can we do about...volume needed to achieve adequate expression in your cells of interest.  The AAV serotype used can exhibit ...

  2. Cell Migration Consortium Plasmids

    Type
    Collection
    ... Depositor Collections Cell Migration Consortium (CMC) Plasmids Cell Migration Consortium (CMC) Plasmids...collaboration between the Cell Migration Consortium and Addgene. Member laboratories of the Cell Migration Consortium...This resource is a collaboration between the Cell Migration Consortium (CMC) and Addgene, which highlights...Consortium have deposited plasmids useful for cell migration research at Addgene. CMC investigators who have...

  3. Fluorescent Proteins 101: When GFP lets you down

    Type
    Blog Post
    ...proteins to study mRNA trafficking in living cells." Methods in cell biology 85 (2008): 273-292. PubMed PMID...genomic loci in living human cells by an optimized CRISPR/Cas system." Cell 155.7 (2013): 1479-1491. PubMed... fluorescent protein in almost all organisms and cell types, (ii) no need to add a co-factor, (iii) easy... the bathing solution and require uptake by the cells. Which of these strategies works best for a specific...showing that its acid tolerance is maintained in cells.   GFP is big GFP is a 28 kDa protein that resembles... This approach enables the study of proteins in cells, but not other biomolecules of interest e.g. DNA...several components that are naturally present in cells or media. These sources of ‘autofluorescence’ include...

  4. An Integrin Antibody Toolkit from IPI

    Type
    Blog Post
    ...tensions before they would enable cells to spread, resulting in cells that elongated and morphed asymmetrically...on the BJ-5ta fibroblast cells, integrin αVβ1 was critical in initiating cell spreading and two other ...linkage of intra- and extracellular environments. Found on nearly every cell in the human body, integrins are... that protrude from the cell membrane, physically connecting the extracellular environment and the cytoskeleton...ligand binding, mediating cell adhesion and migration, initiating intracellular signal cascades, and allowing... the extracellular matrix. During immune responses, this same conformation encourages immune cell adhesion...Integrins are essential cell surface receptors involved in complex signaling pathways and the linkage...

  5. dTAG - You're it!

    Type
    Blog Post
    ...dTAG molecule toxicity in new cell lines Treat parental cells (or cells expressing a control -- for example...dTAG system is versatile and can be used in both cell-based assays and mouse models. The dTAG system The...of N- and C-terminal fusions and degradation in a cell line of interest prior to starting knock-in experiments...the FKBP12F36V-fusion chimera of interest. In the cell lines we have evaluated to date, we observed little...different contexts (for example, IZKF1 and IZKF3 are cell-type specific transcription factors with important...selective FKBP12F36V fusion chimera degradation. In the cell lines we have evaluated to date, we have not observed...system was employed to evaluate degradation of ENL. Cell lines were engineered to express ENL-FKBP12F36V ...

  6. Plasmids 101: Blue-white Screening

    Type
    Blog Post
    ...gets interrupted as shown in cell A, and thus will not complement the cell's β-galactosidase mutation. An...therefore the cell will have a functional β-galactosidase enzyme through α-complementation (cell B). As shown... plasmid-containing cells without using antibiotic resistance. These rely on cell lines susceptible to...without which the cells cannot reproduce to form colonies (used to complement auxotrophic cell lines), or genes...called the α-peptide) to a lacZΔM15-mutant bacterial cell in trans complements the mutation allowing for a...screening process. It does not select only those cells that have taken up a plasmid and thus should be ...white due to successful cloning and not because the cell failed to take up the α-complementation plasmid....

  7. CRISPR Protocol for Genomic Deletions in Mammalian Cell Lines [Video]

    Type
    Blog Post
    ...CRISPR plasmids into MEL cells by electroporation, sort your transfected cells via FACS, primer validation...article "Generation of Genomic Deletions in Mammalian Cell Lines via CRISPR/Cas9" from the Journal of Visualized...CRISPR/Cas9 to create genomic deletions in mammalian cell lines. Below Bauer and Canver discuss the motivations...deletions is to produce monoallelic deletion clones. Cells with just a single intact copy at a given locus ...screening by conventional PCR. Biallelically disrupted cells can be easily identified. Even in the case of clones... His lab studies the molecular genetics of blood cell development and disease. Learn more at his webpage...Kim JS. Targeted chromosomal deletions in human cells using zinc finger nucleases. Genome Res. 2010 Jan...

  8. Plasmids 101: Choosing an Antibiotic Resistance Gene

    Type
    Blog Post
    ...prevent cell death. One of the cool things about amp is that it's exclusively toxic to dividing cells. The... continuous cellular processes (e.g., protein synthesis), while amp only affects the cell wall synthesis...Check icon" %} Spectinomycin Excellent No Just bacteria Not SHuffle cells {% icon icon_set="fontawesome...icon" %} Zeocin Excellent No Bacteria, plants, and eukaryotes Not Tn5-containing cells {% icon icon_set..., penicillin, and is a beta-lactam that inhibits cell wall synthesis. The AmpR (amp resistance) gene produces...synthesis step during cell division. This is nifty because the recovery period after transformation (the dreaded...at 37 degrees) can be shortened since the plated cells will have time to produce beta-lactamase prior to...

  9. When is a Monomer not a Monomer? The Top Three Ways Your Favorite Fluorescent Protein Oligomerizes in Cells

    Type
    Blog Post
    ...transcriptional reporter or as a general cytoplasmic label of cells, there's no problem. You're OK. However, if you ...(POI) to GFP to study the protein's behavior in cells, in solution or something in between, you are using...fluorescent protein (FP) could be forming dimers in cells. Why should you care? Three simple ways a dimeric...nanomolar Kd will exist primarily as a dimer in cells while a protein with a high micromolar or low millimolar...millimolar Kd is unlikely to form dimers in a cell. The Kd of EGFP is 0.11 mM [2]. Following the simple...might think EGFP is unlikely to form dimers in a cell. Unfortunately, things are not quite so simple. ...research situations, the relevant volume is that of the cell. For the physical behaviors associated with a molecule...

  10. Avoiding the Dark Side of Fluorescent Protein Fusions with mOX FPs

    Type
    Blog Post
    ...numerous cell biology assays. However, there has been a pervasive view that most FPs in a cell will fold...fluorescent fusion proteins in cell biology."Current Protocols in Cell Biology (2005): 21-4. Pubmed PMID...Lee. "Fluorescent proteins: a cell biologist's user guide." Trends in cell biology 19.11 (2009): 649-655...Fluorescent proteins in cellular organelles: serious pitfalls and some solutions." DNA and cell biology 32.11 (...-fusions on quantitative imaging experiments and cell physiology in general. Pitfalls of Fluorescent Protein...quantitative imaging experiments or even negatively impact cells (see Figure 1). When behaving properly, FPs enable...dynamics of fluorescent protein fusions in live cells in real time. Previously, we have described a number...
Showing: 161 - 170 of 819 results