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We narrowed to 587 results for: cel.2;

Showing: 271 - 280 of 587 results

  1. Antibody Guide

    Type
    Guide
    ...surface of most immature B cells; function is unknown Monomer with a valency of 2 IgE Protects against parasites...such as anaphylactic shock Monomer with a valency of 2 IgG The most abundant isotype in blood, also found...secondary immune response Monomer with a valency of 2 IgG1; IgG2; IgG3; IgG4 IgM Produced during the primary... ranging from antibody fragments (shown in Figure 2) to completely unrelated molecules. Examples include...used for assembling protein nanostructures. Figure 2: An antibody (IgG, far left) compared to alternative... produced. Cells - Antibodies can also be produced in cell cultures using hybridomas, cell cultures created...created by fusing B cells with myeloma cells (immortalized B cells). The genetic reorganization that creates...

  2. Droplet Digital PCR for AAV Quantitation

    Type
    Blog Post
    ... qPCR is that the results can vary by a factor of 2. This means that if you set up two identical assays...amplitude measured for each droplet in each well (Figure 2). A clean ddPCR should have a clear separation between...as low as 1C/s. Increasing the elongation time to 2 minutes and the denaturation time to 1 minute has ...used in the detection of rare sequences and single cell analysis. It is also being used in the detection...

  3. Antibodies 101: Introduction to Gating in Flow Cytometry

    Type
    Blog Post
    ...represents the time and intensity of the cell’s illumination (see Figure 2). H describes the maximum signal strength...most people use that setting. Figure 2: As the cell passes through the laser beam and causes it...proportion (while H and W do not; see Figure 2), single cell events will show up in a straight line one ...Many cell types can be found in the tumor microenvironment (tumor cells, immune cells, blood cells and ...about 53% of my cells are dendritic cells and ~13% are CD8+ T cells. Around 34% of the cells are neither ...neither of the two cell types (likely B cells and others). Almost no cells stain positively for both markers...measure your cells of interest. In many experiments you’ll be working with a heterogeneous cell population...

  4. Plasmids 101: Broad Host Range Plasmids

    Type
    Blog Post
    ...host range plasmids. FEMS Microbiology Letters, 348(2), 87–96. https://doi.org/10.1111/1574-6968.12241  ...mobilization of broad host-range IncQ plasmids. Plasmid, 62(2), 57–70. https://doi.org/10.1016/j.plasmid.2009.05.001...negative hosts. Biotechnology and Bioengineering, 106(2), 326–332. https://doi.org/10.1002/bit.22695  Schmidhauser...ability to establish and maintain itself within host cells.  The plasmid has multiple ori that are functionally...eutrophus, Bartonella bacilliformis, Bordetella spp., Brucella spp., Caulobacter crescentus, Escherichia coli...

  5. Antibodies 101: Single Chain Fragment Variables (scFvs)

    Type
    Blog Post
    ...panning and scFv characterization.    Figure 2: Phage display starts with a pooled library of scFvs...the short epitope GCN4, also called a scaffold; and 2) a GCN4 binding scFv that’s fused to GFP. When the...Fv (Variable Domain) (scFv) Fragments. Antibodies 2:193–208 . https://doi.org/10.3390/antib2020193  Khantasup...scFvs and T cell receptors and are expressed on T cells to make CAR T cells. The extracellular scFv portion...Bispecific T-cell engagers (BiTE®s), bind CD3 on T cells and a tumor-specific antigen, it brings T cells to a ...recognizes an antigen of interest while the intracellular T cell receptor portion of the CAR facilitates ...scFv part of the receptor can activate T cells to kill cancer cells. scFv’s small size also allows for their...

  6. Filming Science Videos in the Age of Social Distancing

    Type
    Blog Post
    ... Figure 2: Ironing boards. Good as a WFH desk, and as a video control center.   Cycle 2: Zooming ...ironing board, giving it the perfect height (Fig. 2). We recorded video using a simple, external video...Zooming Forward Design: We produced a video celebrating Massachusetts Nonprofit Day, which was the perfect opportunity...  Quintin Marcelino...

  7. Cancer, Inflammation and Immunity - Harnessing the Body’s Defenses to Fight Cancer

    Type
    Blog Post
    ...immunosurveillance." Cancer cell 30.1 (2016): 147-160. PubMed PMID: 27411589. 2. Todoric, Jelena, Laura Antonucci...represent a favorable state for tumor progression (Ref 2). Future treatments may need to target this immunosuppressive...cancers. It was inspiring to participate in the 2017 Cell Symposium on Cancer, Inflammation and Immunity and...recent findings in basic immunology, cancer-immune cell interactions, cancer immunotherapy, as well as new...immunosurveillance. The presented study analysed a model of hepatocellular carcinoma, a cancer which can develop from ...example the upregulation of the immunosuppressive cell surface receptor PD-1. This immunosuppressive environment...follow the interactions between tumor and immune cells in real time. Addgene depositor Professor Max Krummel...

  8. Visualizing Genomic Loci with CRISPR-Sirius

    Type
    Blog Post
    ... variation (CNV) analysis of the U2OS cells.   Figure 2: CRISPR-Sirius tricolor labeling. (A) ...that the signal to noise ratio can be increased from 2-fold (by CRISPRainbow) to 3-fold with CRISPR-Sirius... to date for visualizing genomic loci in living cells. Previous iterations of genomic loci visualization...labeling system to visualize chromosomal loci in human cells (Ma et al., 2015). To do so, they fused a different...visualization of sites on different chromosomes in living cells, the system requires high-copy chromosome-specific... aptamer system to visualize the gRNA in living cells. Broccoli aptamers are nucleic acid sequences that...production needed to deliver CRISPR-Sirius into cells. They named this guide sgRNA-Sirius-8XMS2 which ...

  9. Antibodies 101: Flow Cytometry Controls

    Type
    Blog Post
    ...otherwise be difficult to separate out. In Figure 2, you can see that, without the FMO, it would be difficult... from the Ly6C positive population. Figure 2: An FMO gating example. The FMO sample (A) can be ...and beads that are unable to bind to them: like cells but with far more predictability. The beads create...The benefit of beads is that they do not require cells from your experiment, and they are non-specific....flow cytometer, you generally want your positive cells to read between 104 and 105 in order to have enough...the plot to see all of your positive and negative cells. This can be achieved by adjusting your voltage ...gating schematic to easily determine where your cells of interest are (B).   Using FMO controls In...

  10. Quick Guide to Working with Drosophila Part 2: Controlling Gene Expression in Flies with Gal4/UAS

    Type
    Blog Post
    ... you can read more about them in review articles (2–4). You can also take a look at my recent paper to...Development 118, 401–15 (1993). PubMed PMID: 8223268. 2. J. B. Duffy, GAL4 System in Drosophila : A Fly Geneticist... to express one gene in one cell type and another gene in a different cell type (6–8). Although it’s often...systematically study gene function with temporal control and cell-type specificity! The Gal4/UAS system At a more...the hedgehog gene can be overexpressed in several cell types by using different Gal4 drivers. It is much...much easier to mate flies to get the right cell type expression as opposed to making a new fly with hedgehog... Targeted gene expression as a means of altering cell fates and generating dominant phenotypes., Development...
Showing: 271 - 280 of 587 results