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Showing: 141 - 160 of 455 results
  1. Visualizing Genomic Loci with CRISPR-Sirius

    Type
    Blog Post
    Published
    April 18, 2019, 12:53 p.m.
    ...Massachusetts Medical School developed a dCas9-based multicolor labeling system to visualize chromosomal loci...plasmids at Addgene. References Ma, Hanhui et al. “Multicolor CRISPR labeling of chromosomal loci in human ...Central PMCID: PMC4364232. Ma, Hanhui et al. “Multiplexed labeling of genomic loci with dCas9 and engineered...
  2. Viral Vectors 101: Gamma-Retroviral Packaging Systems

    Type
    Blog Post
    Published
    Aug. 6, 2024, 1:15 p.m.
    ... cell research has prompted the development of multiple virus packaging methods. Across these methods,...sequence. This post was written and updated by multiple Addgenies. It was originally published in 2018...  Multiple Authors...
  3. Cas13d: Small RNA-targeting CRISPR enzymes for transcriptome engineering

    Type
    Blog Post
    Published
    May 3, 2018, 1:48 p.m.
    ... enzymes, some of which are also functional in multiple species (read Arbor Biotechnologies' press release...nt direct repeat) mediating potent knockdown. Multiplexing from the CRISPR array yielded >90% knockdown... necessary. Konermann et al. compared CasRx to multiple RNA regulating methods: small hairpin RNA interference...
  4. Addgene's Tips for Plasmid Quality Control

    Type
    Blog Post
    Published
    Jan. 14, 2016, 3:30 p.m.
    ...deletions, mutations, in-frame protein fusions, and multiple cloning sites. In the simplest case we have a ...insert are correct. In other cases, we deal with multiple inserts or internal mutations that require more... DNA-editing software to perform alignments of multiple sequences to visually check for homology and mismatches...
  5. New Tool for Lineage Tracing: The ClonTracer Library

    Type
    Blog Post
    Published
    Sept. 22, 2015, 2:30 p.m.
    ...barcodes infect the target cell population at low multiplicity of infection (MOI) such that each individual...erlotinib. Looking at barcode abundances among multiple replicate populations, they found that similar...went on to show that combination treatment with multiple drugs reveals even smaller preexisting populations...
  6. The Breast Cancer Microenvironment: A Tumor’s Backstage Team

    Type
    Blog Post
    Published
    Jan. 31, 2019, 1:32 p.m.
    ...deeply connected to these 3 stages and contains multiple cell types: fibroblasts, myofibroblasts, neuroendocrine...spread and drug resistance? Although we’ve seen how multiple types of cells affect tumor progression, enzymes...proliferate and cannot undergo apoptosis, thus multiplying uncontrollably and building up tumors. “Friendly...
  7. Antibodies 101: Stripping and Reprobing Western Blots

    Type
    Blog Post
    Published
    Aug. 1, 2024, 1:15 p.m.
    ... of time that you want to probe your blot with multiple antibodies. You’ll want to set up your blot with...stripping methods. If you are planning to detect multiple proteins through several rounds of stripping and...clearing the way for the second blot. There are multiple ways to strip blots, and the best choice will ...
  8. Hot Plasmids February 2024

    Type
    Blog Post
    Published
    Feb. 20, 2024, 2:45 p.m.
    ...achieved with a 30-minute incubation, even with multiplexed guides. Figure 1: A) Cell-penetrating ...widely successful in primates. The authors used a multispecies approach to generate and screen a library of... Multiple Authors...
  9. Antibodies 101: ELISA (Enzyme-linked Immunosorbent Assay)

    Type
    Blog Post
    Published
    Aug. 24, 2021, 1:15 p.m.
    ...ELISA is best used to detect proteins for which multiple antibodies that recognize different epitopes are...sensitive to the target protein due to the use of multiple antibodies. Figure 1: Overview of using...primary-secondary pair is used. This amplifies the signal as multiple secondary antibodies can bind to a single primary...
  10. Tips for a 1st time AAV user (by a Rookie AAV user)

    Type
    Blog Post
    Published
    Oct. 23, 2018, 11:49 a.m.
    ...ways to deal with this issue. One way is to grow multiple bacterial cultures of your AAV transfer plasmid...aliquots to use for qPCR titering. This helps avoid multiple freeze/thaws of your larger aliquots of virus.... a few different concentrations of virus, or multiplicity of infections (MOIs), to determine the optimal...
  11. Tips for Using BLAST to Verify Plasmids

    Type
    Blog Post
    Published
    May 29, 2014, 1:29 p.m.
    ...Clustal is our frequent choice for pairwise or multiple sequence alignments of nucleotide or protein sequences... sequences. We also use COBALT for aligning multiple protein sequences, particularly for comparing different...//www.ebi.ac.uk/Tools/webservices/#multiple_sequence_alignment_msa http://www.ebi.ac.uk/Tools/webservices...
  12. MXS Chaining

    Type
    Blog Post
    Published
    Feb. 7, 2017, 3:30 p.m.
    ...powerful imaging technologies, the combination of multiple fluorescent protein sequences to develop diverse...individual plasmids and are each flanked by the same multiple cloning site (MCS). Modules are assembled one ...not suited to generate polycistronic containing multiple identical polyadenylation signals or promoters...
  13. New Optimized Genome-wide CRISPRko, CRISPRi, and CRISPRa Libraries

    Type
    Blog Post
    Published
    Oct. 4, 2018, 12:44 p.m.
    ...libraries utilize an engineered Cas9, which contains multiple point mutations in the nuclease domain. These ...affected by gene activation rather than depletion. Multiple strategies have been developed to recruit transcriptional...domain such as VP16 to dCas9 or the recruitment of multiple copies of VP16 termed the “Sun Tag” method (Tanenbaum...
  14. The Effect of COVID-19 on Liu Lab Plasmid Requests From Addgene Data

    Type
    Blog Post
    Published
    July 16, 2020, 1:15 p.m.
    ...exponential decay process we observed, while 𝜓z(t) multiplies the likelihood by the corresponding factor 𝜙...parameter. We approximated the data likelihood with multivariate Gauss-Hermite quadrature, since the analytical...intractable integral of the product of a Poisson and multivariate log-normal likelihoods. Effects of weekends...
  15. New Tools Enable CRISPRa for Neuroscience Applications

    Type
    Blog Post
    Published
    July 2, 2019, 12:51 p.m.
    ...individual genes can be relatively laborious because multiple plasmids/viruses are needed to deliver all the... then packaged into AAV for in vivo delivery. Multiplex gene targeting is also possible and is only constrained...vivo simultaneous transcriptional activation of multiple genes in the brain using CRISPR–dCas9-activator...
  16. Plasmids 101: Broad Host Range Plasmids

    Type
    Blog Post
    Published
    April 11, 2024, 1:15 p.m.
    ...maintain itself within host cells.  The plasmid has multiple ori that are functionally differentiated from ...proteins from bacterial hosts. In a plasmid with multiple oris, one may function in one type of host and...only one ori and a broad host range plasmid with multiple oris that vary in DnaA-box and iteron structure...
  17. Hot Plasmids - November 2023

    Type
    Blog Post
    Published
    Nov. 14, 2023, 3:35 a.m.
    ...different viral families and can be used to target multiple delivery systems, such as lentivirus and MMLV ...recombinant monoclonal antibodies for enhanced multiplex immunolabeling of brain. eLife, 8, e43322. doi... Multiple Authors...
  18. Mesothelioma - Causes, Symptoms, and Treatment

    Type
    Blog Post
    Published
    Dec. 13, 2016, 3:30 p.m.
    ... not, multiple techniques are used as part of a treatment plan, an approach known as multimodal therapy...are some genetic factors involved. For example, multiple studies show that certain mutations of the BAP1...
  19. Overcoming the AAV Size Limitation for CRISPR Delivery

    Type
    Blog Post
    Published
    Sept. 16, 2020, 1 p.m.
    ...Feng Zhang's group previously packaged Cas9 and multiple gRNAs into separate AAV vectors, increasing overall... AHM, Zhu K, Wagers AJ, Church GM (2016) A multifunctional AAV–CRISPR–Cas9 and its host response. Nat ... Wu X, Jiang W, Marraffini LA, Zhang F (2013) Multiplex Genome Engineering Using CRISPR/Cas Systems. Science...
Showing: 141 - 160 of 455 results