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We narrowed to 818 results for: cell

Showing: 531 - 540 of 818 results

  1. Save Time with Transient Plant Leaf Transformations

    Type
    Blog Post
    ...roots, as functional chloroplasts and leaf specific cell types are missing in roots. The development of transgenic...transformation” usual means that neither a stable cell line or plant is regenerated from the transformed...with the gene of interest is transferred into the cells. But for C. roseus, Agrobacterium infiltration into...Intrinsic GUS-like activities in seed plants." Plant cell reports 9.1 (1990): 1-5. PubMed PMID: 24226366. ...fused to a protein of interest to elucidate the subcellular localization of your protein of interest. Find...

  2. Simplify Cloning with in vivo Assembly

    Type
    Blog Post
    ...transformation efficiency of the strain: when asking the cell to perform multiple recombination events, all linear...linear fragments need to get into the same cell. For simple cloning requiring just one or two recombination...recombination events, homemade competent cells of 107 CFU/μg are perfectly fine, yet performing multiple modifications...modifications will require ultracompetent (109 CFU/μg) cells. Primer design Using specific primer design (Figure...

  3. Negative Can Be Positive: Open AAV Data with Addgene

    Type
    Blog Post
    ...What works well in one cell or neuron type may not work well for a neighboring cell type, even within the... conditions (3,5,8), injection titers (1,2), and cell types used for packaging viral particles (6), can... vector performance in various brain regions and cell types. Power in numbers A Pubmed search for “AAV...options while AAV8 (82%) and AAV9 (84%) were both excellent at infecting our target neurons (Figure 1). However...

  4. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

    Type
    Blog Post
    ... investigate how the virus interacts with human cells. Addgene’s mammalian target plasmids express these...for SARS-CoV-2 entry into human lung epithelial cells (Biering et al., 2021). In their search, they found...packaging) and contain an IRES-Puro marker for stable cell clone selection. For more information on these plasmids...Bajic G, Harrison SC, Wesemann DR (2021) Memory B cell repertoire for recognition of evolving SARS-CoV-...depends on its spike protein to bind ACE2, the host cellular receptor. To more easily study the spike variants...

  5. CRISPR 101: RNA Editing with Cas13

    Type
    Blog Post
    ...machinery, and could thus be used in non-dividing cells. Cas13 enzymes also don’t require a PAM sequence... a maximum of 28% editing efficiency in HEK293T cells, as assessed using RNA-seq. Since the REPAIRv1 machinery...including reversibility and use in non-dividing cells. With the expanded targeting ability using both ...Functionally Orthogonal Type VI-A CRISPR-Cas Enzymes." Mol Cell. 66(3) (2017):373-83. PubMed PMID: 28475872. Find...

  6. DNA Purification Without a Kit

    Type
    Blog Post
    ...broken out of cells with a solution of salts, detergent, and ball bearings. Then a cellulose dipstick is... kits and typically follow the same principles: cells are lysed, RNAs and proteins are removed to leave... plant, microbe, blood, or mammalian cells or tissue Product: total nucleic acids While glass or silica...and RNA from plants, microbes, blood or mammalian cells in 30 seconds or less without using a pipette.  ... could be digested with restriction enzymes.  Cellulose nucleic acid purification Starting material: plant...silica are commonly used to bind and purify DNA, cellulose also efficiently binds, or at least entraps nucleic... absorb the nucleic acids. Containinants bind cellulose less tightly than nucleic acids, so placing the...

  7. Tips from the Repository Trenches: Using Barcodes to Track Samples

    Type
    Blog Post
    ...using an electric charge to help the DNA enter the cells. Some samples require a reduced antibiotic concentration...concentration or need to be transformed into different cells than were originally requested. Most of our samples... Start by scanning the sample barcodes into the cells in the same order that they exist within the rack...storage process - from deposited DNA to transformed cells and finally to bacterial glycerol stocks that are...

  8. Plasmids 101: Protein tags

    Type
    Blog Post
    ...not generally in a cell’s best interest to overexpress a protein. Energy and cellular resources are being...being spent to make something the cell doesn’t need to make. Eukaryotes and some bacteria deploy proteosomes...proteosomes to degrade what the cell might consider junk protein. Though there are a number of chemical and...same manner as it would have in the context of a cell. FLAG tags can be cleaved by enterokinase, which...

  10. Antibodies 101: Multiplex Immunofluorescence

    Type
    Blog Post
    ...immunocytochemistry (ICC) when the sample is cultured cells or immunohistochemistry (IHC) with tissues), where...know if they co-localize at the same place in the cell? Or you know that the presence of several biomarkers...tissue sections, methanol- or paraformaldehyde-fixed cell samples, or other preparations. Sequential IF For...hippocampus, or counting the number of puncta in each cell. When making figures for a paper or presentation...approach for deep phenotyping and spatial analysis of cells in complex tissues. Proceedings of the National ...
Showing: 531 - 540 of 818 results