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We narrowed to 912 results for: IRE;

Showing: 101 - 120 of 912 results
  1. CRISPR References and Information

    Type
    Collection
    ...zebrafish. Developed by the Jason Berman Lab . CRISPRdirect (Link opens in a new window) Identifies candidate...
  2. Plasmids 101: In-house NGS Plasmid Quality Control Now at Addgene

    Type
    Blog Post
    ...acceptor, contains sequence that is over 80% GC. Some IRES sequences also contain regions that are GC rich.... refined and user friendly, to own the process entirely remains a large undertaking. Priority number one... usually confirm the insert through BLAST or by direct alignment to an NCBI reference sequence or a sequence...workflow and yield sufficient data to capture the entire viral genome. The full details of that workflow...
  3. Immunology Research Plasmids and Resources

    Type
    Collection
    ...reticuloendotheliosis viral oncogene homolog B I-REL, IREL RFX5 regulatory factor X, 5 (influences HLA class...HUMARA, HYSP1, KD, NR3C4, SBMA, SMAX1, TFM AREG amphiregulin AR, CRDGF, MGC13647, SDGF ARMET arginine-rich...MVCD2 EPOR erythropoietin receptor MGC138358 EREG epiregulin ER ESM1 endothelial cell-specific molecule 1 ...
  4. Rabies and Neuronal Tracing

    Type
    Blog Post
    ...74(5):858-73. Pubmed PMID 22681690.  8, Wickersham IR, Finke S, Conzelmann KK, Callaway EM. Retrograde ...SK, Vamanrao A, Uchida N. Whole-brain mapping of direct inputs to midbrain dopamine neurons. Neuron. 2012...
  5. Fluorescent Proteins 101: Green Fluorescent Protein (GFP)

    Type
    Blog Post
    ...interest, but after an internal ribosome entry site (IRES). This is oftentimes used in conjuction with FACS... the importance of the entire GFP protein, which is almost completely required to maintain fluorescent...co-factors, substrates, or enzymatic activity – it only requires the presence of oxygen during maturation. This...This meant that the protein could be taken directly from A. Victoria and expressed in any organism while...been done to expand the red-fluorescent protein repertoire; however, these proteins are unique from GFP ...
  6. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

    Type
    Blog Post
    ...vectors (for lentiviral packaging) and contain an IRES-Puro marker for stable cell clone selection. For...neutralization assays, part of a study that examined the repertoire of antibodies from 19 COVID-19 convalescent individuals... E, Konermann S, Hsu PD (2021) Genome-wide, bidirectional CRISPR screens identify mucins as critical host...Harrison SC, Wesemann DR (2021) Memory B cell repertoire for recognition of evolving SARS-CoV-2 spike ...
  7. Adeno-associated Viruses (AAVs) for Genome Editing

    Type
    Blog Post
    ... vector, contains a promoterless splice acceptor-IRES-neoR gene, which enhances the efficiency of homologous...applications that require simultaneous modification of all alleles of a gene, or which require modifying multiple...experiment. For this reason, the AAV-based approach requires G418 selection of infected clones, making it unsuitable...suited for tissue culture based approaches that require modification of only a single allele of a gene,...deliver large repair templates for applications that require large gene fusions. The current state-of-the-art...PMCID: PMC4752446. 5. Asuri, Prashanth, et al. "Directed evolution of adeno-associated virus for enhanced...
  8. New Acoustic Reporter Genes: Ultrasound Imaging of Gene Expression

    Type
    Blog Post
    ...Simply cotransfect a mixture of 1248 ng of CMV-gvpA-IRES-BFP plasmid and 954 ng CMV-gvpNJKFGWV plasmid into...booster cassette), their expression heterogeneity required single cell screening to isolate a clonal cell...producing ultrasound contrast, and gene silencing required addition of chromatic-opening agents to boost ...contrast. It turned out that Anabaena mARGs did not require a booster cassette, either, allowing us to reduce...marked with Emerald GFP. These plasmids can be used directly in transient transfection in rtTA+ cell lines ...
  9. Adenovirus Guide

    Type
    Guide
    ...different purposes. The pAdTrack series contains an IRES-GFP construct that enables co-expression of GFP ...recombinant adenoviral vector production that contain IRES-GFP. Pseudotyping The production of viral vectors...got their name, but they are not related. AAVs require the presence of adenoviral genes E1, E4, E2a and... available inside of the adenoviral capsid and directly correlates to the size of the DNA removed from... of genetic cargo. Production of HCAdV vectors requires using an additional adenoviral helper virus (HV...system, recombination between both plasmids occurs directly in the HEK293 packaging cell line, engineered ...of the genome adjacent to the left ITR that is required for viral genome packaging. In helper viruses,...
  10. Plasmids 101: Common Lab E. coli Strains

    Type
    Blog Post
    ... fluorescent protein downstream, separated by an IRES element. You did a lot of work! But let’s take a...-thi-1 or thi1 Mutation in thiamine metabolism Requires exogenous thiamine for growth ara disruption...leuB β-isopropyl malate dehydrogenase inactivated Requires exogenous leucine source for growth proAB mutation...mutation in proline biosynthesis pathway Requires exogenous proline source for growth rpsL Mutation ...This strain is endA+, so column-based DNA preps require an additional wash step. F- glnV44 recA13 mcrB ...
  11. A Practical Guide to Optimizing AAV DIO and FLEx Vector Expression

    Type
    Blog Post
    .../hum.2019.277 Lavin TK, Jin L, Lea NE, Wickersham IR (2020) Monosynaptic Tracing Success Depends Critically...Many neuroscience experiments that require gene expression in a specific cell type rely on transgenic...lox2272, that are in the opposite orientation (direction of arrows) the inverted transgene is reverted ...promoters, such as CAG are very strong and may require less viral particles or relatively short expression...such as hSynapsin, are relatively weak and may require longer waiting periods and/or higher injection ...recombination rate (0.1% and 0.13% respectively) still required a 200-300 fold dilution to minimize off-target...Conclusion Using AAV vectors in your experiments requires a full understanding of vector performance in ...
  12. Antibody Validation Using the Indirect ELISA Method

    Type
    Protocol
    ...Validation Using the Indirect ELISA Method Antibody Validation Using the Indirect ELISA Method You may...This protocol describes how to run an indirect ELISA against a purified antigen to demonstrate the expected...Introduction This protocol describes how to run an indirect Enzyme-Linked ImmunoSorbent Assay (ELISA) against...antibody and an isotype control antibody to the desired concentrations in the antibody dilution buffer....HRP-conjugated isotype-specific secondary antibody to the desired concentrations in the antibody dilution buffer....Check the plate periodically to determine when the desired color change has occurred. The color will change... to optimize experimental conditions. When the desired color change has occurred, gently remove the plate...
  13. Trimmer Lab NeuroMab Collection

    Type
    Collection
    ...window) together with the laboratory of NeuroMab Director, Dr. James Trimmer, have produced numerous monoclonal...
  14. CRISPR Guide

    Type
    Guide
    ...combination of wild type alleles, NHEJ-repaired alleles, and the desired HDR-edited allele. Therefore, it is...presence of the desired edit experimentally and to isolate clones containing the desired edit (see: Validate...) and the desired edits on a RT template. The PBS base pairs to the 3’ flap, and the desired edit is incorporated...transcription-activator-like effector nucleases (TALENs) required scientists to design and generate a new nuclease...the Cas enzyme. Basic Mechanisms of CRISPR The requirements for a CRISPR knockout assay are simple. You’...continue to anneal to the target DNA in a 3′ to 5′ direction. The location of any potential mismatches matters...of the PAM sequence. The resulting DSB is then repaired by one of two general repair pathways: the efficient...
  15. Plan Your Experiment

    Type
    Guide
    ...BioRender.com. Select Your Desired Genetic Manipulation Different genetic manipulations require different CRISPR...percentage of DNA breaks will be repaired by NHEJ instead of incorporating your desired edit through HDR. Base ...methods and often require screening a larger pool of cells to find one with your desired edit. Lastly, you...base edits Can be paired with restriction enzymes for further customization Usually paired with a sequencing...must be experimentally verified Cut Nick Homology Directed Repair (HDR) Generate specific genomic edits, ...or Cas9 fusions with proteins that promote HDR Requires a repair template Lower editing efficiency compared...Activate Design and Clone Your gRNA Achieving your desired edit comes down to location, location, location...
  16. Antibody Guide

    Type
    Guide
    ...antibodies? Will you be using a direct or indirect detection method? If indirect, do you already have secondary...signal amplification through the indirect detection method. In the direct detection method, the signaling...most common types of ELISAs are direct or sandwich ELISAs. For direct ELISAs, an antigen or protein of...antibody methods, it can be done using either an indirect or direct method. Since IF uses fluorophore color to...cytometry requires a negative control, a small subset of the sample with no antibodies. It also requires single-antibody...complex. Due to their increased manufacturing requirements, monoclonal antibodies are typically more expensive... Polyclonal antibodies are typically collected directly from animals and contain antibodies targeting ...
  17. Molecular Biology Reference

    Type
    Guide
    ...as a strong promoter directs high expression, whereas weaker promoters can direct low/endogenous expression...researchers have also expanded the genetic code by redirecting some codons to encode for synthetic amino acids...few hundred or a few thousand base pairs from the entire human genome. Digesting the human genome with restriction...functionality. In their simplest form, plasmids require a bacterial origin of replication ( ori ), an antibiotic...Origin of Replication ( ori ) DNA sequence which directs the initiation of plasmid replication in bacteria... strand. Mimicking the DNA replication process requires the four nucleotides (dNTPs), a DNA polymerase...synthesis after their incorporation. Sanger sequencing requires a lot of DNA because the ultimate goal is to have...
  18. Antibodies 101: The Four ELISAs and When to Use Them

    Type
    Blog Post
    ...four types of ELISA are direct, indirect, sandwich and competitive. In a direct ELISA a reporter enzyme...competing antigen. In direct, indirect and sandwich ELISA the reporter signal is directly proportional to the... the bench.   Indirect ELISAs The indirect ELISA process is similar to that of a direct ELISA, but the...figure was created with BioRender.com  Direct ELISAs A direct ELISA is the quickest and simplest of all...source appropriate antibodies for an indirect ELISA than for a direct. In addition, a lab can use the same...available to bind to the reporter. Unlike for direct, indirect, and sandwich ELISAs, in a competitive ELISA...are similar to those of the direct method. Namely, since the assay requires a single conjugated primary...
Showing: 101 - 120 of 912 results