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We narrowed to 322 results for: Mut

Showing: 51 - 60 of 322 results
  1. Adeno Associated Virus (AAV) for Cell and Gene Therapy

    Type
    Blog Post
    Published
    Nov. 7, 2017, 1:59 p.m.
    ...caused by a mutation in a single gene, it can potentially be treated by correcting the mutation or replacing...bubble boy syndrome. This disease is caused by mutations in the common cytokine receptor gamma chain (c... so, their T-cells were grown in vitro, their mutations corrected, and the T-cells were transferred back...T-cells outside the body and thereby correct the mutations using retroviral vectors. However, many diseases...especially amenable to correcting disease-associated mutations. AAV vectors maintain persistent transgene expression...congenital amurosis (LCA). This disease is caused by mutations in the gene RPE65. It is characterized by childhood..., patients with clinical diagnosis of LCA and mutations in RPE65 (n=3), showed significant improvements...
  2. Plasmids 101: How to Name Your Plasmid in 3 Easy Steps

    Type
    Blog Post
    Published
    Feb. 13, 2014, 1 p.m.
    ...contains a mutation or modification, this should be included in the plasmid name. Mutations are generally...abbreviation of the mutated amino acid currently at that position. In contrast, unmutated or Wild Type (wt...the Glutamine at position 295 was mutated to an Alanine, Q295A.  Mutant version: pBACKBONE-Flag-hGene(Q295A...change. The proper way to denote an amino acid mutation is to list the one letter abbreviation of the ...
  3. Tips for CRISPR Gene Editing in Mice

    Type
    Blog Post
    Published
    June 28, 2016, 10:59 a.m.
    ...how many pups will contain a mutation and many of the mice with the mutation will be homozygous for it in...region. Or you may even wish to generate a point mutation and need to focus your attention to that particular...will require you to house mice that may have no mutation, costing money and space. As a rule, screen all...). In this case you should be able to find your mutant from screening as little as 8-10 pups. The level...PMC3875854. 2. Mashiko, Daisuke, et al. "Generation of mutant mice by pronuclear injection of circular plasmid... et al. "Feasibility for a large scale mouse mutagenesis by injecting CRISPR/Cas plasmid into zygotes.... et al. "One-step generation of mice carrying mutations in multiple genes by CRISPR/Cas-mediated genome...
  4. CRISPR 101: Homology Directed Repair

    Type
    Blog Post
    Published
    Jan. 26, 2023, 2:15 p.m.
    ...template to create mutations HDR donors can contain insertable sequences or specific mutations, along with homologous...sequence at the DSB, or it can introduce specific mutations into the damaged DNA if these modifications exist...HDR efficiency for more details on how "Cut-to-Mutation distance" affects editing efficiency. One important... cutting and repairing your target DNA until a mutation is introduced disrupting one or both of these ...sequences. To prevent re-cutting and the resulting mutations after an HDR event, ensure the gRNA or PAM site... chromosomal aberrations. Pfeiffer P, et al. Mutagenesis (2000). PubMed. Multiple Pathways of Recombination...PLoS ONE 9(8); (2014). PubMed. Making designer mutants in model organisms. Peng, Y. et al. Development...
  5. Fluorescent CRISPR Reporters: SRIRACCHA and GEmCherry2

    Type
    Blog Post
    Published
    May 26, 2020, 1:15 p.m.
    ... enrich for mutants through the presence of a fluorescent reporter. Lastly, once a mutant is identified...this one mutated methionine was not enough to prevent alternative initiation, so they mutated the methionines... in 2017 to enrich and identify desired CRISPR mutants (Wen et al., 2018). SRIRACCHA uses the Piggybac...the target site (the same sequence you’d like to mutate in the genome) and an out-of-frame H2B (histone...effective gRNA and enrich cells for your CRISPR mutant of interest, give these methods a try.  References...
  6. Sequencing Options for CRISPR Genotyping

    Type
    Blog Post
    Published
    Oct. 4, 2016, 2:30 p.m.
    ...observed phenotype was caused by an off-target mutation and not an edit in the target gene. The validation...off-target sites that they can later sequence for mutations. One method a researcher can use to test predicted...certain that their samples don’t have off-target mutations if they remain undetected using these techniques...techniques. Frequencies of off-target mutations are essential data points for investigators looking to definitively..., Yanfang, et al. "High-frequency off-target mutagenesis induced by CRISPR-Cas nucleases in human cells...and surveyor mismatch cleavage assays to detect mutations triggered by engineered nucleases." G3: Genes|...screening strategy for detecting CRISPR-Cas9 induced mutations using next-generation sequencing." BMC genomics...
  7. CRISPR 101: RNA Editing with Cas13

    Type
    Blog Post
    Published
    July 31, 2020, 12:30 p.m.
    ...authors performed rational mutagenesis and identified that a S375A mutation in RESCUE (named RESCUE-S)...like guanine. This RNA editor would permit point mutations in RNA which could recapitulate or rescue known...stretches of duplexed RNA. Using an ADAR2DD catalytic mutant, they showed that editing is mediated by ADAR2DD...REPAIRv1, the lab targeted 34 pathogenic G->A mutations from the ClinVar database. They successfully edited...still displays substantial off-target activity. By mutating residues in ADAR2 that interact with duplex RNA...cytosine deaminase. Three rounds of rational mutagenesis on the ADAR2DD residues that contact the RNA ...
  8. Four Base Editing Reporters to Monitor and Enrich Editing in Real-time

    Type
    Blog Post
    Published
    July 7, 2020, 1:15 p.m.
    ...Base editors create specific point mutations in the genome, but they’re inefficient compared to CRISPR... is a bicistronic construct that consists of a mutated mCherry and a downstream constitutively active ...the eGFP reporters the Harris lab individually mutated three codons in eGFP to eliminate fluorescence....eGFP reporters rely on the correction of point mutations in eGFP that results in the restoration of fluorescence...deaminase base DNA editor. Specifically the BFP mutant (BFPH66) contains a histidine at amino acid 66....GFP construct, that contains an ACG start codon mutation, and integrated it into human and mouse cells ...events in vivo. As GO relies on the correction of a mutated start codon to initiate protein expression, it ...
  9. CRISPR-mediated Plant Base Editors

    Type
    Blog Post
    Published
    Jan. 3, 2019, 1:35 p.m.
    ...CamR) by introducing a point mutation (H193Y). The reversion of this mutation by an adenine base editor ...desired T-A base pair. Figure 1: Transition mutation (C>T, G>A, A>G, and T>C) installation by base ...resistance. To find such a protein, they created a mutant library of E. coli tRNA adenosine deaminases (ecTadA...rounds of evolution and engineering gave rise to a mutant TadA (TadA*) that satisfactorily accepts DNA as...base editor (ABE) vectors to install A>G or T>C mutations in the plant genome. We constructed three versions...plant base editors replacing the SpCas9 with the mutant versions of SpCas9 and SaCas9, which recognize ...
  10. Antibodies 101: Validation

    Type
    Blog Post
    Published
    March 24, 2022, 1:15 p.m.
    ...these mutant cells as well as a non-mutant line and see a great antibody signal in the non-mutant line ...for your protein has been mutated using CRISPR/Cas9. You check the mutation and it causes a large deletion...expression of your target or CRISPR/Cas9 to create mutations that essentially eliminate expression of the target...line but no signal in the mutant line! Recombinant Strategies This approach is essentially the opposite of...
Showing: 51 - 60 of 322 results