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We narrowed to 818 results for: cell

Showing: 291 - 300 of 818 results

  1. Treating Muscular Dystrophy with CRISPR Gene Editing

    Type
    Blog Post
    ...persist over time, stem cell editing would be highly desirable. Should stem cell editing occur, the CRISPR... high percentage of muscle cells throughout the body, especially stem cells 2. Remove any immunogenicity...patient myoblasts; when injected into DMD mice, these cells expressed functional dystrophin. Editing genes in...in vivo is of course much more difficult than in cell culture, but Ran et al. have shown that CRISPR and...be delivered to both cardiac and skeletal muscle cells, where precision editing of the dystrophin gene ... the percentage of dystrophin-expressing muscle cells increases over time, and all three groups confirm...editing. Tabebordbar et al. show that muscle stem cells are modified by this approach, increasing the possibility...

  2. HA Frankenbody, a New Imaging Tool to Visualize Single Molecules and Nascent Peptides

    Type
    Blog Post
    ...systems, and often do not fold properly once inside cells.  Developing the HA frankenbody To combat the issues...previously proven to fold and function in living cells. To make these scaffolds specific to different targets...the tagged protein upon probe binding in living cells.  In their proof of concept experiment the Stasevich...mCherry, 4xHA tagged histone protein (H2B) in U2OS cells. They then showed that the HA frankenbody probe ...that the HA frankenbody is effective in sensitive cells such as living neurons, and can be fused to other...remains bound to HA epitopes for minutes in living cells, meaning that scientists can track the movement ...effectively used to track single mRNA translation in U2OS cells. HA is small, only 9 amino acids, thus it is translated...

  3. Hot Plasmids - September 2019 - CRISPR, Auxin Inducible Degradation, MerMAID Channelrhodopsins, and Genome Looping

    Type
    Blog Post
    ...plant protein TIR1 in non-plant cells, which interacts with the cells’ endogenous ubiquitin ligase, the...translate AID to yeast, as well as mammalian and human cell lines (Nishimura et al., 2009, Natsume et al., 2016...based method to tag endogenous proteins in HCT116 cells with mAID. Using this method, the lab was able to... protein of interest to create conditional human cell lines. Lastly, the Kanemaki lab demonstrated that...the target sites adjacent to an NG PAM in human cells. The increased versatility of the engineered SpCas9... just a 2-D linear molecule snaking through our cells’ nuclei--our chromatin is comprised of thousands...

  4. Plasmids 101: Origin of Replication

    Type
    Blog Post
    ...to reproduce itself as it must to survive within cells. The replicons of plasmids are generally different...’s sake, we've ignored those used in eukaryotic cells and viruses and focused only on those found in bacteria...example, the pMB1 ori maintains about 20 copies per cell, while pUC – which differs by only two mutations...mutations – will produce as many as 700 copies per cell. Figure 1: A plasmid map showing the standard ...positives? Will you have only one plasmid type in your cells at a time? Do you want to make a lot of your plasmid... stabs, or liquid cultures. Freshly transformed cells also give a higher plasmid yield that colonies streaked...bacteria have just reached stationary phase, but the cells have not started to die off. Have any questions...

  5. Zinc Finger Consortium: OPEN Reagents

    Type
    Collection
    ...function in zebrafish, plants, and human cells ( Maeder et al., Mol Cell 2008 , Foley & Yeh et al., PLoS ONE... Townsend et al., Nature 2009 , Zou et al., Cell Stem Cell 2009 ). Resources A detailed protocol for practicing...ZFNs that function in zebrafish, plants, and human cells Kits...

  6. Allen Institute for Brain Science AAV Enhancer Collection

    Type
    Collection
    ...to target a variety of cell populations in different brain regions. Labeled cell populations were tested...regulatory sequences — termed enhancers — to drive cell type-specific expression. The Allen Institute for...differential chromatin accessibility across different cell types and cloned into an AAV backbone. Most enhancers...mouse brains. This collection contains plasmids for cell populations in the following regions: Isocortex ...-WPRE3-BGHpA AiP12320 AiE0475m SYFP2 Chandelier cells (Pvalb) Isocortex 230384* pAAV-AiE0475m-minBG-iCre...pAAV-AiE0475m-minBG-iCre(R297T)-BGHpA AiP13790 AiE0475m Cre Chandelier cells (Pvalb) Isocortex 214561 pAAV-AiE2566m-minBG-SYFP2...pAAV-AiE2150m-minBG-SYFP2-WPRE3-BGHpA AiP1379 AiE2150m SYFP2 Purkinje cells Cerebellum 208141 pAAV-AiE0390m_3xC2-minBG-SYFP2...

  7. Viral Vectors 101: Chemogenetics

    Type
    Blog Post
    ...neuroscience where specific tissues, cell types, or even subcellular regions of a neuron need to be targeted...disease, neuroscientists need to be able to probe cells and circuits without disrupting normal brain function...it provides a noninvasive method for manipulating cell activity, especially neuronal firing. What is chemogenetics...drugs. Once activated, chemogenetic receptors hijack cell signaling pathways and can lead to such responses...requires successfully introducing receptors to target cells. Targeted and specific delivery becomes especially...ability of agonists to successfully reach target cells while resulting in minimal off target effects. For...can elicit different responses depending on what cell type it is expressed in. The most common target ...

  8. Pooled Library Amplifications

    Type
    Blog Post
    ...Genome-wide Inhibition Library. DNA and cell amounts After deciding on a cell type, you will need to determine...DNA and how many cells to use for your transformation(s). The amount of competent cells you need total ... generally electroporated into electrocompetent cells to ensure the highest possible transformation efficiency...efficiency. Using Stbl4 or other ultra-high efficiency cells ensures that plasmid diversity in the library is...transformation may vary depending on the particular type of cells you are using, as well as other factors, such as...transformations, such as splitting 400 ng of DNA in 100 μL of cells over four individual electroporations. The specifics...do see recombination, we recommend ensuring the cells used are meant for repetitive sequences (such as...

  9. Using AAV for Neuronal Tracing

    Type
    Blog Post
    ...one side of the cell and released again at another side of the cell after intracellular transport without...via individual neurons. Neurons are composed of a cell body, with dendrites receiving incoming information...axon sending information onwards to other neuronal cells. Synapses at the terminals of axons form connections...connections to dendrites of proximal neuronal cells. In the specific example of episodic memory, a subset of... Anterograde tracing outlines neurons from their cell bodies to the terminals of their axons; while retrograde...direction, from the terminals of their axons to their cell bodies. Anterograde and retrograde tracing take...neuronal connectivity a large majority of neuronal cells are labeled overtime due to the continued replication...
Showing: 291 - 300 of 818 results