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We narrowed to 595 results for: cel.2

Showing: 41 - 60 of 595 results
  1. 3 Tips to Improve HDR Efficiency for CRISPR Editing in Human Cells

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    Blog Post
    ...into account that HDR is rare, usually 2-5% of the edited cells in our hands, these combined pitfalls ...hundred clones to find the right one Step 2 – Edit the cells a second time using a repair template that...improving editing accuracy by preventing re-editing and (2) optimizing “cut-to-mutation distance”. Furthermore...Additional CRISPR Resources on Addgene's CRISPR Guide Page 2. Optimizing "cut-to-mutation distance"  Even though... wisely (and let them cut close).   Figure 2: Relationship between cut site to mutation distance...PMID: 23287718. PubMed Central PMCID: PMC3795411. 2. Mali, Prashant, et al. "RNA-guided human genome engineering...sequence change the cell must undergo homology-directed repair (HDR), a distinct cellular DNA repair pathway...
  2. Antibody Guide

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    Collection
    ...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...
  3. Fluorescent Proteins 101: Visualizing Subcellular Structures & Organelles

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    Blog Post
    ...ImageJ plugins JACoP and Coloc 2, BioImageXD, and customized CellProfiler pipelines. Image analysis software...optimized for diverse cellular environments. Since colocalization relies upon the detection of 2 independent fluorescent...Markers of Subcellular Localization Poster here! References 1. Allen Institute Plasmid Pages 2. Cooper ... to the lysosome where they are finally degraded (2, 3). Once you've created your fusion protein, it's...colocalization analysis example is given in Figure 2 (adapted from 4) - Dunn et al. 2011 provides an in-depth...organs, cells comprise compartments and structures, called organelles. Take a sneak peak inside a cell with...vesicles via the secretory pathway to their subcellular or extracellular destination. At the end of their life...
  4. Synthetic promoter AAVs for cell-type specific expression in retinal cells

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    Blog Post
    ...the start codon of retinal cell-type specific genes from mice. Strategy #2 (ProB): Create promoters using...horizontal cells transduced by both AAVs would express Cre-mCherry and GFP.   Figure 2: Synthetic...doi.org/10.1038/s41593-019-0431-2  Neff, E.P. An AAV library for retinal cell expression in mouse, macaque... horizontal cells, and Cre-dependent-GFP expresses in horizontal cells and ganglion cells, only the horizontal... in retinal cells. To do this, the group developed a new strategy for finding retinal cell-type specific...and high cell-type specificity.  Strategy #3 (ProC): Create promoters by repeating mouse cell type specific... to test for cell type-specific expression of GFP. Half (113) expressed in retinal cells four weeks post-injection...
  5. Cellosaurus: A Cell Line Information Database

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    Blog Post
    ...can browse entries by cell line groups, such as their vaccine production, SARS-CoV-2 research, or adenovirus...Knowledge Resource. J Biomol Tech. 2018; 29(2): 25-38....in which the cell line was described. Using Cellosaurus Cellosaurus is searchable by cell line name (recommended...resource called Cellosaurus, a growing cell line information database describing nearly 145,000 cell lines. Cellosaurus... Cellosaurus Cellosaurus seeks to identify and describe all cell lines used in research, using four methods... related cell lines when annotating a cell line Community submissions via email: cellosaurus@sib.swiss...with cell line catalogs and collections. Importantly, Cellosaurus also identifies problematic cell lines...
  6. CRISPR Plasmids - Tagging

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    Collection
    ...gene-specific CRISPR and donor vectors as well as pX330S-2-PITCh, expressing a generic gRNA targeting the PITCh...Protocols, 2016 . Yamamoto Tagging Plasmids: pX330S-2-PITCh - expresses Cas9 & PITCh-gRNA pX330A-FBL/PITCh...Drosophila cells. N terminal tagging in Drosophila cells 3.2 MB C terminal tagging in Drosophila cells 3.3 MB...following article: Natsume, et al. Cell Reports 2016 Förstemann Drosophila Cell Tagging System The Förstemann... Allen Institute for Cell Science Plasmid Collection The Allen Institute for Cell Science has produced...tagged, human, induced pluripotent stem cell (hiPSC) lines. These cell lines were created using CRISPR and...tagging transcription factors with FLAG in human cell lines. To repeat the tagging in your system, use...
  7. AAV Viral Preps

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    Collection
    ...AAV vectors for trial purposes in serotypes AAV1, 2, 5, 6, 8, 9, 11, and retrograde Retrograde AAV To ... tools that effectively transduce many mammalian cell types. AAV is used in a wide range of experiments...Tetracycline Transactivators, Affinity Purification, Cell Ablation, CRISPR Monosynaptic Neuronal Tracing Rabies...
  8. Optogenetics Plasmid Collection

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    Collection
    ...optogenetic tool is the widely used Channelrhodopsin-2 (ChR2) from Chlamydomonas reinhardtii . ChR2 is a ...switch tools to activate, inhibit, and manipulate cellular processes. Plasmid...to blue light and allows cations to flow into the cell. Variants of channelrhodopsin have been engineered...improve the expression and membrane targeting in host cells. Other microbial opsins, such as the Halorhodopsins...actively move cations or anions into or out of the cell. When using these opsins as a tool to control neuronal...plasmids that use light to control a protein or cellular activity. For example, search "Cdc42", "transcription...
  9. CRISPR 101: Making a Knock-In Cell Line

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    Blog Post
    ...Disable the other repair mechanisms Mammalian cells have 2 primary repair mechanisms besides HR - Non-homologous... However, if you have a larger knock-in (200 bp – 2 kb), a dsDNA donor will need to be used due to synthesis...accidentally change your protein of interest.   Fig. 2: Stop re-cutting with PAM and guide RNA disrupting.... Com., 8(2024), (2017). 10.1038/s41467-017-01836-2 Charpentier, M., Khedher, A. H. Y., Menerot, S., Brion...varying across cell types. Variance can be caused by cell cycle rates; rapidly diving cells will have higher... of your cells. Enrich S-phase cells HR operates predominantly in S and G2 phase of the cell cycle, when...HDR events, ensure cells are actively cycling through the cell cycle stages. If cells are overly confluent...
  10. AAV Production in HEK293 Cells

    Type
    Protocol
    ...3319, 3180 cm 2 Cellstack 2, Corning 3269, 1272 cm 2 Heat-inactivated FBS (HI-FBS) Pro-Tip Different brands... 4 °C. Cell Lysis Buffer : 50 mM Tris HCl, 150 mM NaCl, 2 mM MgCl 2 Add the following to the 2 L sterile... solution can be stored at 4 °C for up to 2 months. After 2 months, discard the tube and thaw a new working... mL of PBS. Aspirate PBS and add 2 mL of 0.05% Trypsin/EDTA. Wait ~2 min. Neutralize trypsin by adding...Seed cells in CS2 Day 2: Seed cells in CS5 Day 3 (am): Transfect cells Day 7 (am): Harvest cells Equipment...times to obtain a single cell suspension (no clumps of cells). Pool cells from 2 x T-175 flasks. Adjust ...touching the cells when replacing media. T-175 flask, Corning 430825, 175 cm 2 Cellstack 5, Corning 3319...
  11. CRISPR Plasmids - Cascade-Cas3

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    Collection
    ...are largely underutilized compared to their Class 2 counterparts like Cas9. This is attributed in part...bound to DNA, and the break can be repaired by the cell’s endogenous repair mechanisms. Cas3 belongs to the...
  12. Opto-Nanobodies: Using Light to Manipulate Cell Signaling and Protein Purification

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    Blog Post
    ...non-specific proteins, and then elute YFP.  Option #2: Opto-Nanobodies (OptoNBs) purification You skip adding...blue lights. Which option do you choose?  Option #2 may sound like fiction, but light-controlled protein...experiments.  AsLOV2 Inertion Site mCherry #1 mCherry #2 GFP Loop 1 dark-induced dark-induced dark-induced...OptoNBs to control cell signaling The second application for OptoNBs takes us into cells: light-based control... regulation of endogenous signaling activity in cells.  Let’s shed some light on the key components of...their use for protein purification and controlling cell signaling. Key components of OptoNBs OptoNBs have...can bind, it co-localizes with its target at the cell membrane and when the OptoNB can’t bind, it localizes...
  13. Photosensitizer Induced Cell Ablation with FAP-TAP MG-2I-dL5**

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    Blog Post
    ... post treatment (see figure 2). Induced cell death was confirmed by TUNEL staining.  The video below shows...fluorogen activating protein - dL5** in this case), and 2) a fluorogen (the TAP - targeted and activated photosensitizer...PMID: 26808669. PubMed Central PMCID: PMC4916159. 2. Jacobson, K., Rajfur, Z., Vitriol, E., & Hahn, K....HEK293 cell culture and in live zebrafish. For cell culture experiments, only dL5**-expressing cells treated...inactivate target proteins or cells while having little effect on neighboring cells. The photosensitizer used...Here Light-induced cell ablation with MG-2I-dL5** He et al tested out light-induced cell ablation with MG...effective killing of dL5** cells without death of neighboring bystander wild-type cells.   Zebrafish experiments...
  14. Starter Guide to induced Pluripotent Stem Cells (iPSCs) Part 2:  Reprogramming and Transdifferentiation

    Type
    Blog Post
    ...Induction of Human Germ Cell Fate from Pluripotent Stem Cells. Cell Stem Cell, 2015. 17(2): p. 178-94. PubMed... of human induced pluripotent stem cells. Stem Cell Rev, 2015. 11(2): p. 242-53. PubMed PMID: 25578634...differentiated somatic cell to revert back to a pluripotent stage (iPSC formation) [2, 3]. The iPSCs then...somatic cells via various methods. Some of the more common delivery methods include retrovirus [2], lentivirus...PubMed PMID: 16810240. 2. Takahashi, K., et al., Induction of pluripotent stem cells from adult human fibroblasts...three routes to regeneration. Nat Rev Mol Cell Biol, 2011. 12(2): p. 79-89. PubMed PMID: 21252997. 37. Merrell...differentiation of human ES cells and iPS cells into mature pancreatic insulin-producing cells. Cell Res, 2009. 19(...
  15. Bikard Lab - CRISPR Repression Collection

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    Collection
    ...chromosomal integration of DNA. ACS Synthetic Biology, 2(9), 537–541. DOI: 10.1021/sb400021j Figure 1: Multiplexing... CRISPR plasmids. Each point represents a single cell, and each color represents the population obtained...
  16. Resolute Plasmid Collection

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    Collection
    ... funding from the Innovative Medicines Initiative 2 Joint Undertaking under grant agreement No 777372....quality of research output, RESOLUTE expects to accelerate the pace of research in the field of SLCs to ...
  17. Adeno Associated Virus (AAV) for Cell and Gene Therapy

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    Blog Post
    ...postmitotic, long-lived cell types. AAVs in the clinic Thus far, AAV vectors AAV1, AAV-2, AAV1-AAV2 hybrids...neutralizing antibodies against some AAV types, AAV1, 2, 3 and 5 are thought to be as high as 70% among the... 10.24 (2003): 1999-2004. PubMed PMID: 14566358.  2. Hirsch, M. L., et al. "Self-complementary AAV mediates... do so, their T-cells were grown in vitro, their mutations corrected, and the T-cells were transferred...functioning T cell repertoire (1). In this example, it was possible to transduce the T-cells outside the...a wide range of cell types including but not limited to muscle, liver, and brain cells. There are a multitude...chain (c) and is characterized by a lack of immune cell development and function. To date, gene therapy ...
  18. Cloning Mammalian Cells with the Agarose Method

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    Blog Post
    ...splitting transfected cells into 3 plates at different densities for selection). A 2% agarose solution is...transition from a 48-well cell plate to a 96-well assay plate. We generally freeze at least 2 ampules each of 4...of agarose, which is then overlaid with the firmer 2% agarose gel solution discussed above for picking.... a wide variety of cell lines, from HEK to CHO cells to neural and endocrine cells such as AtT-20, PC12...then handled. Additionally, many cell lines, especially the endocrine cell lines we most commonly work with...specific cell line, and its transfection efficiency. We often trypsinize the transfected cells on the day...increased). For some cells, add a drop of serum to aid in outgrowth. Depending on the cell type, we sometimes...
  19. CRISPR References and Information

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    Collection
    ...Link opens in a new window) An encyclopedia of Class 2 CRISPR systems with wiki entries describing enzyme...library amplification 1 vector system: lentiCRISPR v2 2 vector system: lentiCas9-Blast and lentiGuide-Puro...interest and correspond to edited and non-edited cell populations. For more information, see the Hsiau...138 KB Musunuru CRISPRs in human pluripotent stem cells pCas9_GFP ; gRNA empty vector Protocol at StemBook...Bauer Protocol for Genomic Deletions in Mammalian Cell Lines pSpCas9(BB) (pX330) PDF, 330 KB Parrott NEBuilder...
  20. AAV for Neuronal Tracing

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    Collection
    ...G-protein is delivered to the starter cell. (2) The starter cell now expresses TVA and G-protein. EnvA-pseudotyped...spread from this cell to synaptically connected cells (meaning, it can spread to cells that are projecting...infect a single "starter" cell, but new virus cannot spread to any neighboring cells. To enable monosynaptic...provided to the starter cell in trans , via delivery by an AAV. Since this starter cell now has all the viral...projecting to the starter cell). Once in the secondarily infected cells that lack the G protein, the virus ...connected cells. To further refine the targeting of G-deleted rabies to specific starter cells, the tropism...is delivered to the starter cell, and specifically targets the starter cell via the EnvA receptor. RABV...
Showing: 41 - 60 of 595 results