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We narrowed to 813 results for: cell

Showing: 321 - 340 of 813 results

  1. Inntags: Innovative Protein Epitope Tagging

    Type
    Blog Post
    ...that inntags IT5, IT6, and IT10 expressed well in cells and did not form undesirable aggregates. Using budding...tags. Impressively, IT6-GFP did not reduce yeast cell size or viability compared to untagged GFP overexpression...multiple other proteins. Again, little to no change in cell morphology was observed with IT5 and IT6 fusions...and HA tags had especially detrimental effects on cell size and growth rate, indicating that they compromised...correlation for protein localization in mammalian cells." Nature methods 10.4 (2013): 315-323. Pubmed PMID...

  2. Cancer Research Plasmids and Resources

    Type
    Collection
    ...important to normal cell signaling and physiology, and, when dysregulated, can enable cancer cell survival. Although...that is essential for regulating the growth of the cell. p53 p53, the most frequently mutated gene in human...

  3. CRISPR Antimicrobials

    Type
    Blog Post
    ...reach essentially every cell or else small pools of antibiotic resistant cells could repopulate the environment...strategies are nonspecific - they harm any bacterial cell without a resistance gene, allowing resistant bacteria...antibiotics target one of three essential processes: cell wall synthesis, DNA replication, or protein synthesis...eliminated from the bacterium, which may also induce cell death. CRISPR also enables increased specificity...Treating a mixed population, represented here by cells of different colors, specifically targets bacteria...bacteria. Targeting a genomic sequence results in cell death. Plasmid targeting may result in plasmid loss...and antibiotic resensitization, or may also cause cell death. Image from Beisel et al., licensed under ...

  4. Minigenomes - a Safe Way to Study Dangerous Viruses Like the Ebola Virus

    Type
    Blog Post
    ...choose cell lines that are highly transfectable.  The amounts of each plasmid transfected into cells are ... polymerase gene or using cells that stably express T7 (e.g. BSR T7/5 cells) (1). We hope that minigenomes...capable of being replicated and transcribed in the cell when the appropriate viral proteins are provided... RNA-dependent RNA polymerase into the infected cells. The EBOV polymerase replicates the viral genome...on separate plasmids and are co-transfected into cells alongside a plasmid encoding the minigenome. These...the minigenome) are efficiently transfected into cells. All of these components are necessary to efficiently... RNA polymerase also needs to be present in the cells to transcribe the viral mRNAs and minigenome. This...

  5. Cpf1: A New Tool for CRISPR Genome Editing

    Type
    Blog Post
    ...orthologs that display cleavage activity in mammalian cells. Like Cas9 nucleases, Cpf1 family members contain...the PAM. With this information, they turned to a cell culture system to see if any Cpf1 nucleases would...would exhibit in vivo activity in mammalian cells. From 16 diverse Cpf1 candidates, Zetsche et al. found...particularly helpful for targeting non-dividing cells, which are difficult to modify through homology-... Cpf1 orthologs known to be active in mammalian cells, LbCpf1 and AsCpf1. In both reports, on target editing... (RNPs) failed to induce off-target editing in a cell culture model. The application of Cpf1 to genome...RNA-guided endonuclease of a class 2 CRISPR-Cas system." Cell (2015). PubMed PMID: 26422227. Find plasmids from...

  6. CRISPR Plasmids - Bacteria

    Type
    Collection
    ...to activate programmed cell death or dormancy for phage-infected bacterial cells so as to limit the spread...sequence. DSBs are preferentially repaired in the cell by non-homologous end joining (NHEJ), a mechanism...PAM site. When a repair template is present, the cell may repair a DSB using homology-directed repair ...Cas protein and a target-specific gRNA in the same cell at the same time. Single plasmids containing both...

  7. Fluorescent Protein Travel Awards - Protein Variants, a Serotonin Sensor, and an Artificial Leaf Replica System

    Type
    Blog Post
    ...non-growing cells are orange, slow growing cells are orange-green, and fast growing cells are green. A...fluorescence. Cells expressing the library are then sorted by fluorescence-activated cell sorting into ...population. Last, Bernach will simultaneously monitor cell cycle and growth rate using TIMER and an unstable...reporter under the control of promoters that control cell cycle gene expression.  Additional Resources on...

  8. Building and Validating Recombinant Antibodies: A Case Study

    Type
    Blog Post
    ...cryopreserved hybridomas, immortalized cells created by fusing an activated B cell that produces the antibody of...of interest with a myeloma cell. This RNA was then used to generate cDNA, which  was used as a template...of hybridoma generated mAbs is that if the frozen cell line becomes non-recoverable, the stock of the mAb...hybridoma stocks, without having to grow up the cells. This RNA could then be used to generate functional...immunofluorescence-immunocytochemistry (IF-ICC.) This method was chosen because cells transfected with a plasmid to express the target... could be screened in a high-throughput manner. Cells were labeled with both a hybridoma generated mAb...

  9. Hot Plasmids - January 2023

    Type
    Blog Post
    ...mCherry for FACS sorting of the weaponized T-cells (CAR-T cells) - and then delivering them to a tumor - ...effectively as standard CAR-T cells, but it reduces the off-target effects caused by T cell migration.  CAR expression...reducing the on-target off-tumor activity of CAR–T cells was recently devised by the Yingxiao Wang lab.  ...above can be made for expressing your favorite T-cell receptor, or perhaps any other tool that can benefit...  Wu Y, et. al. Control of the activity of CAR-T cells within tumours via focused ultrasound. Nat Biomed...

  10. 5 Great Apps for Lab Life

    Type
    Blog Post
    ...’re saving trees! The Earth thanks you. 2. Gibco Cell Culture by Gibco Whenever I start to learn a new...spectrometry app. I digress. When I started learning proper cell culture technique, I tried to find an app that could...calculations. This is how I came across the Gibco Cell Culture app. Gibco organizes its app into four categories...tools are a lifesaver when your research requires cell culture and include a counter, lab timer, dilution...educational section. This section holds the Gibco Cell culture manual and basic instructional videos. The... Overall, it’s a great tool for someone starting cell culture work. 3. NEB Tools by New England BioLabs...alternative, similar apps: Findings Lab Notebook Cell Culture Split Calculator by DRDP Restriction Enzyme...

  11. CRISPR Plasmids - RNA Targeting

    Type
    Collection
    ...to activate programmed cell death or dormancy for phage-infected bacterial cells so as to limit the spread...population. Type VI enzymes that function in mammalian cells can be used to attentuate RNA levels. In mammalian...

  12. Four Ways to Package Transgenes That Exceed the Size Limit of Adeno-associated Virus

    Type
    Blog Post
    ...human T cells and hematopoietic stem and progenitor cells (HSPC)s to ~40% expression in the K562 cell line...gene to airway epithelial cells in mice. This vector transduced ~10% of cells, similar to the transduction... then independently packaged into an AAV. When a cell is co-infected with both part A and part B AAVs,... always.  The combination of serotype and tissue/cell type could have a big impact on the rate of transgene...since both of these variables influence whether cells will be co-transduced with multiple copies of both... followed by the 3’-end of the transgene. When a cell is transduced by both viruses, if the AAV genomes...optimal sequences, the group achieved ~80% of muscle cells expressing mini-dystrophin.  3. Hybrid  Overview...

  13. CRISPR Plasmids - Xenopus

    Type
    Collection
    ...sequence. DSBs are preferentially repaired in the cell by non-homologous end joining (NHEJ); a mechanism...introduced along with the Cas9 and gRNA plasmids, the cell may instead repair the break using homology-directed...Cas protein and a target-specific gRNA in the same cell at the same time. Single plasmids containing both...

  14. CRISPR Plasmids - Zebrafish

    Type
    Collection
    ...sequence. DSBs are preferentially repaired in the cell by non-homologous end joining (NHEJ), a mechanism...PAM site. When a repair template is present, the cell may repair a DSB using homology-directed repair ...Cas protein and a target-specific gRNA in the same cell at the same time. Single plasmids containing both...

  15. Fluorescent Protein Guide

    Type
    Collection
    ...measure, and control molecular signals, cells, or groups of cells with either actuators or sensors. Chemogenetics...genetically engineered cellular receptors that affect signalling pathways within cells. Subcellular Localization...Monitor small biomolecules or other physiological intracellular processes with genetically encoded fluorescent...

  16. CRISPR 101: Drug discovery and CRISPR

    Type
    Blog Post
    ...knock out, etc. – CRISPR can be used to generate cell line or animal models which have the precise disease...Since CRISPR has been adapted for use in primary cells, many tissue types, and across species, it enables... phenotype. CRISPR can also be used to generate cell line knock-ins of patient mutations which are variants...CRISPR has revolutionized the generation of knockout cell lines which has made this control step extremely...in a cancerous background and treat the parental cell line and the X knockout with your drug(s). If a ...the Addgene blog CRISPR 101: Making a Knock-In Cell Line Using CRISPR-Cas9 to Edit Disease Out of the...

  17. Top Requested Plasmid of 2017 - pMD2.G

    Type
    Blog Post
    ...used to deliver Cas9 and other genes to mammalian cells. For this reason, the top requested plasmid of 2017... coat the virus and help determine the types of cells that it can infect. The VSV-G envelope is widely... lentiviruses to infect many different types of cells. This means researchers who use VSV-G can deliver...deliver their genes of interest to a variety of cells and study their effects. To date, nearly 900 articles...in studies of the secretome, ubiquitin ligase, cellular senescence, autophagy, CRISPR, and so much more...

  18. Quick Guide to Near-Infrared Fluorescent Proteins

    Type
    Blog Post
    ...mammalian cells. dDetermined as effective NIR fluorescence in transiently transfected live HeLa cells with ...Near-Infrared Fluorescent Proteins in Mammalian Cells. Cell Chem Biol 24, 758-766 e753 (2017). Baloban, M...developers and users, BV is present in eukaryotic cells as an intermediate of heme metabolism (Shemetov ...to GFP-like probes by supplying a single gene to cells. Still in bacteria, which do not produce BV, an ... to consider effective brightness of NIR FPs in cells, in addition to their molecular brightness (a product...the concentration of BV-containing molecules in a cell and depends on the efficiency of BV incorporation...Photo-stabilityc, t1/2, s pKa Brightness in HeLa cells vs. iRFP713, % d Ref BphP-based FPs miRFP670...

  19. Measuring Kinase Activity at the Single-Cell Level with Kinase Translocation Reporters (KTRs)

    Type
    Blog Post
    ... the single-cell level can aid in drawing connections between signaling activity and cell phenotype. One...Covert, M.W. (2018). Live-cell measurements of kinase activity in single cells using translocation reporters... One method for monitoring live single-cell kinase activity is FRET, but FRET reporters are challenging...their Kinase Translocation Reporters (KTRs) whose cellular localization serves as a proxy measurement of ... used to measure kinase activity in specific subcellular compartments. Second, because KTRs shuttle between...

  20. Visualizing Protein Turnover In Situ

    Type
    Blog Post
    ...proteins in cells. Homeostatic regulation of protein abundance is essential for normal cell function, and...one particular protein in neurons or in any other cell type. However, we cannot distinguish new from old...facilitate the visualization of specific proteins in cells. Tagged protein can easily be overexpressed from...techniques to follow translation in living single cells. However, before CRISPR-Cas9 these techniques were... turnover of specific endogenous proteins in any cell type. Exciting! Many thanks to our guest blogger... how small molecule fluorophores can be used for cell labeling Check out other protein tagging strategies...interests, suspected to interact, are added to a cellular sample. Both antibodies have a short antibody ...
Showing: 321 - 340 of 813 results