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We narrowed to 664 results for: cell

Showing: 481 - 500 of 664 results

  1. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ...Control of Gene Expression. Cell 152:1173–1183 . https://doi.org/10.1016/j.cell.2013.02.022 Ronda C, Pedersen... is primarily a means of selection that targets cells in which homologous recombination has not occurred...ensures high editing efficiency; the only non-edited cells to survive have inactivating mutations in the Cas9...one or more genes in E. coli. and in a mammalian cell line (Qi et al., 2013). Two important features of...the bacteria are unable to resolve them, and the cells die.  This could be applied to diseases where the...

  2. Optogenetics + CRISPR, Using Light to Control Genome Editing

    Type
    Blog Post
    Published
    Sept. 3, 2020, 12:15 p.m.
    ...activator domain (VP64 or p65). Upon expression in the cell, the dCas9-CIB1 fusion binds to the target DNA sequence...activator domain VP64. Using this system in HEK293T cells to induce expression of human IL1RN, the researchers...protein with three red fluorescent tags in U2OS cells. Upon light activation, dCas9 is released within... silencing of transferrin receptor CD71 in HeLa cells.   Comparison of photoactivatable CRISPR strategies...Spatiotemporal Control of CRISPR/Cas9 Function in Cells and Zebrafish using Light‐Activated Guide RNA. Angew...encoded tools, such as microbial opsins, to control cellular activities using light. In 2015, scientists combined...

  3. CRISPR Challenges: Standardization and Homology Directed Repair

    Type
    Blog Post
    Published
    Feb. 14, 2018, 2:36 p.m.
    ... a common thread at the meeting. The new Somatic Cell Genome Editing program, run through the NIH Common...Improve HDR Efficiency for CRISPR Editing in Human Cells Hands-on tips for repair template design from guest...to learn much more about cellular DNA repair pathways. An emphasis on cellular repair post-CRISPR cleavage..., which alter genomic DNA without the need for cellular HDR.   Having had time to digest my notes, since...

  7. Using Addgene's New Viral Service for Your Research

    Type
    Blog Post
    Published
    Nov. 17, 2016, 3:30 p.m.
    ... can be used to deliver fluorescent proteins to cells as determined by the serotype. You can use these...determine if your AAVs are getting to the right cells using your particular delivery technique and conditions...

  8. FastCloning: A Newer, Simpler Cloning Technique

    Type
    Blog Post
    Published
    Nov. 1, 2016, 2:30 p.m.
    ...properly. Directly transform chemically competent cells with the digested mixture. There is no need for ...purification before transformation. After transforming cells, you should perform colony PCR with vector specific...

  9. An “elegans” Approach to Better CRISPR/Cas9 Editing Efficiency

    Type
    Blog Post
    Published
    Dec. 17, 2020, 1:30 p.m.
    ...experiments possible in a wide range of organisms and cell lines. In C. elegans, one of the model organisms... efficiency. Finally, as shown in Drosophila S2 cells (Böttcher et al., 2014), inactivation of non-homologous... community. Developments in mammalian and yeast cells using modified Cas9 proteins to regulate gene expression...homologous recombination donors in cultured Drosophila cells. Nucleic Acids Research 42:e89–e89 . https://doi.org...

  10. Controlling for Off-target Effects with a New Genome-wide CRISPR Screen Design

    Type
    Blog Post
    Published
    Sept. 13, 2018, 1:55 p.m.
    ...delivered as a pooled library via a lentiviral vector to cell lines that either stably expressed Cas9 or that ...almost all genes involved in the production of a cell surface glycan that’s required for ricin uptake....reveals pathways underlying ricin susceptibility." Cell 152.4 (2013): 909-922. Pubmed PMID: 23394947. Pubmed...

  11. Important Considerations in Optogenetics Behavioral Experiments

    Type
    Blog Post
    Published
    Oct. 1, 2015, 2:30 p.m.
    ...optogenetics, ICSS can now be done with neuronal cell-type and temporal precision. In ICSS, a test chamber...differential participation in reward circuitry." Cell reports 8.6 (2014): 1857-1869. Pubmed PMID: 25242321...Dynamics of retrieval strategies for remote memories. Cell. 2011;147(3):678-89. Pubmed PMID: 22179551. Pubmed... remote contextual memories. This study is an excellent example in which the authors started with a brain... research. Derek P. Simon received his PhD in Cellular and Molecular Biology from the University of Michigan...

  12. Antibodies 101: Epitope Tags

    Type
    Blog Post
    Published
    May 11, 2023, 1:15 p.m.
    .... This tag is not suitable for use in apoptotic cells as Caspase3/7 both cleave after the DVPD sequence...fluorescent marker. The GFP tag is ideal for live cell imaging, FRET, flow cytometry, or immunofluorescence...

  14. Cultivating Community Science at BosLab

    Type
    Blog Post
    Published
    Nov. 2, 2017, 1:35 p.m.
    ...engineering project at BosLab. Once he optimizes plant cell culture and transgenesis he wants to share his knowledge... in an Open Source Lab: from CRISPR to Cats Stem Cell Models for Disease & Open Science: Interview with...

  15. Harnessing Bacterial Toxins for Allelic Exchange

    Type
    Blog Post
    Published
    Aug. 15, 2019, 12:30 p.m.
    ... that converts sucrose into a toxic metabolite. Cells that have undergone a double crossover will not ...contain sacB, allowing them to grow on sucrose. Cells that have only gone through the single cross over... from Harvard. Jake received his MD and a PhD in Cell and Molecular Biology from the University of Pennsylvania...Giacalone et al., 2006). The Chen lab demonstrated excellent counter-selection which enabled very efficient...desired deletion directly into cut vector with excellent efficiency using a commercial isothermal assembly...

  16. Using Phosphoserine to Study Protein Phosphorylation

    Type
    Blog Post
    Published
    June 23, 2016, 2:30 p.m.
    ...translation of many stop codons and detrimental effects on cell growth. The C321.ΔA strain was genomically recoded...is particularly interested in the intersection of cell signaling, metabolism, and the mighty mitochondrion..."The origins of protein phosphorylation." Nature cell biology4.5 (2002): E127-E130. PubMed PMID: 11988757...commonly cited that approximately one-third of cellular proteins are modified through phosphorylation ...

  17. Targeted Mutagenesis with EvolvR

    Type
    Blog Post
    Published
    Feb. 21, 2019, 1:15 p.m.
    ...EvolvR could also be a tool for lineage tracing cells that do not tolerate double-strand DNA breaks by...researchers to trace the progeny of a single starting cell. Additionally, multiplexing of guides allows EvolvR...

  18. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    Published
    Sept. 8, 2015, 2:30 p.m.
    ...Voigt CA, Ellington AD. Cell. 2009 Jun 26;137(7):1272-81. doi: 10.1016/j.cell.2009.04.048. PubMed. Find...with sophisticated gene expression controls. Most cell types do not respond to low-intensity light, so ...

  19. Typing CRISPR Systems

    Type
    Blog Post
    Published
    March 18, 2025, 1:15 p.m.
    ...III CRISPR-Cas Immunity. Cell, 161(5), 1164–1174. https://doi.org/10.1016/j.cell.2015.04.027 Stella, G.,...and is able to target and edit RNA in mammalian cells. Type IV Type IV is the middle child (like me!) ...-Cas3 for genome-editing applications. Molecular Cell, 84(3), 463-475.e5. https://doi.org/10.1016/j.molcel...biotechnology toolbox for and beyond genome editing. Cell & Bioscience, 8(1). https://doi.org/10.1186/s13578...
Showing: 481 - 500 of 664 results