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Showing: 71 - 80 of 601 results
  1. Cpf1: A New Tool for CRISPR Genome Editing

    Type
    Blog Post
    Published
    Oct. 14, 2015, 2:30 p.m.
    ...CRISPR/Cas9.  Figure 1: Cpf1 is a single RNA-guided endonuclease of a class 2 CRISPR-Cas system...single RNA-guided endonuclease of a class 2 CRISPR-Cas system." Cell (2015). PubMed PMID: 26422227. Find... P., et al. "Genome-wide specificities of CRISPR-Cas Cpf1 nucleases in human cells." Nat Biotechnol. (...An updated evolutionary classification of CRISPR-Cas systems." Nat Rev Microbiol. (2015). PubMed PMID:...needed by Cas9 for cleavage. In certain cases, Cpf1 may be better suited for genome editing than Cas9 - read...than that of the widely used SpCas9 and comparable to SaCas9. As seen with Cas9 orthologs, Cpf1 efficiency...rate is similar to that of high fidelity Cas9s eSpCas9 and SpCas9-HF1. Both AsCpf1 and LbCpf1 ribonucleoproteins...
  2. How to Design Your gRNA for CRISPR Genome Editing

    Type
    Blog Post
    Published
    Sept. 24, 2020, 1:15 p.m.
    ...active, not only for SpCas9 but also for some other Cas enzymes. It seems to be the case that there is no ...potential gRNAs. While SpCas9, with a PAM preference of NGG, is still the most widely-used Cas enzyme, the development...Koblan LW, Liu DR (2020) Genome editing with CRISPR–Cas nucleases, base editors, transposases and prime editors..., Doench JG (2020) Design and analysis of CRISPR–Cas experiments. Nat Biotechnol 38:813–823 . https://...Collins R, Ragavendran A, Brand H, Erdin S, Cowan CA, Talkowski ME, Musunuru K (2014) Low Incidence of...development of SaCas9, NmeCas9, Cas12a enzymes, and engineered variants thereof offers additional PAM options... capacity of a locus. When using S. pyogenes Cas9 (SpCas9), potential target sites are both [5’-20nt-NGG...
  3. Addgene Depositors Get More Citations

    Type
    Blog Post
    Published
    April 20, 2017, 2:30 p.m.
    ...Zhang’s original 2013 gene editing paper on CRISPR/Cas amassed nearly 2,400 citations in its first four ...you can see the 2013 ‘bump’ related to the CRISPR/Cas papers and Addgene deposits, but papers published...et al. "Multiplex genome engineering using CRISPR/Cas systems." Science 339.6121 (2013): 819-823. PubMed...
  4. Synthetic Photobiology: Optogenetics for E. coli

    Type
    Blog Post
    Published
    Sept. 8, 2015, 2:30 p.m.
    ...Davidson EA, Scouras A, Ellington AD, Marcotte EM, Voigt CA. Nature. 2005 Nov 24;438(7067):441-2. PubMed. Find... ZB, Chevalier AA, Levskaya A, Marcotte EM, Voigt CA, Ellington AD. Cell. 2009 Jun 26;137(7):1272-81. ... in Escherichia coli. Tabor JJ, Levskaya A, Voigt CA. J Mol Biol. 2011 Jan 14;405(2):315-24. doi: 10.1016...used with many types of proteins, including Cas9 and dCas9-transcription factors, for which low expression...
  5. CRISPR 101: Homology Directed Repair

    Type
    Blog Post
    Published
    Jan. 26, 2023, 2:15 p.m.
    ...researchers for many applications. Your favorite Cas enzyme, a guide RNA to your site of interest, and... efficiency. One important point to note is that Cas enzymes can continue to cleave DNA if the gRNA/PAM... Repair (HDR) for Increased Efficiency of CRISPR/Cas-mediated Transgenesis (2018). Pubmed. The Road Less... Repair (HDR) for Increased Efficiency of CRISPR/Cas-mediated Transgenesis (2018). Pubmed. CRISPR References...Homology directed repair and genome engineering CRISPR-Cas9 has revolutionized the genome engineering world ...PAM site remains intact. In other words, Cas9 will keep cutting and repairing your target DNA until a ...insertions such as fluorescent proteins or selection cassettes. This class of template should have homology arms...
  6. CRISPR Meets Synthetic Biology: A Conversation with MIT’s Christopher Voigt

    Type
    Blog Post
    Published
    April 22, 2015, 2:06 p.m.
    ...multi-input CRISPR/Cas9 genetic circuits References: Nielsen AA, Voigt CA. Multi-input CRISPR/Cas genetic circuits...describe what’s possible when multi-input CRISPR/Cas genetic circuits are linked to the regulatory networks...almost limitless number of DNA binding proteins with Cas9 guided by different promoters. The challenge in ... that stop it from being used. One thing is that Cas9 is toxic. When cells carry CRISPR circuitry, it ...orthogonal variation. The first one worked in each case. Sometimes in CRISPR people talk about off-target...
  7. Viral Vectors 101: Calcium Sensors

    Type
    Blog Post
    Published
    Aug. 10, 2023, 1 p.m.
    ... or intracellular landscape, remember: Keep Ca+2lm and Ca+2rry on! References and Resources References...GECO sensor (GEX), where one wavelength changes with Ca while another wavelength is insensitive. Additional...
  8. Reaching out to China: Canton Nucleic Acids Forum (CNAF) 2015

    Type
    Blog Post
    Published
    Dec. 1, 2015, 3:30 p.m.
    ... of the University of Georgia studies the CRISPR/Cas system as it relates to its natural role in prokaryotic...systems to defend against both DNA and RNA viruses - 2 cas systems regulate at the DNA level and 1 at the RNA...Tel Aviv University then spoke about using CRISPR/cas to address the growing clinical problem of antibiotic...bacterial phage vectors with CRISPR/cas9 sensitizing gene cassettes. Thse vectors are engineered to replace... tetracycline cas9 inducible knock-out system. His lab is also exploring the use of cas9 proteins from... I could tell that they were mushrooms. In some cases I couldn’t tell if the bags contained flora or fauna...There are many clever ways labs are using CRISPR/cas9 and more are being reported. Zhou Songyang from ...
  9. Hot Plasmids - October 2020

    Type
    Blog Post
    Published
    Oct. 13, 2020, 1:15 p.m.
    ...our CRISPR Plasmids and Resources page.  CasPhi is 70 kDa Cas protein identified exclusively in huge bacteriophage...glycosylation. Get the library at Addgene CasRx is a RNA targeting Cas system that can be used in Drosophila... melanogaster. Get the plasmids at Addgene The Cas Hybrid for Multiplexed Editing and screening Applications... (CHyMErA) Knockout Libraries express hybrid Cas9-Cas12a gRNAs under a single U6 promoter. The paralog... codon-optimized, engineered Streptococcus canis Cas9 nuclease that has a broad 5′-NNG-3′ PAM. Get the... hybrid gRNA library deletes human alternative cassette exons and disrupts genes with alternative exons...
  10. CRISPR 101: Epigenetics and Editing the Epigenome

    Type
    Blog Post
    Published
    June 24, 2020, 5:45 p.m.
    ...Staphylococcus aureus Cas9 (Sa-Cas) and deposited plasmid IF311: pMAGIC (R4-R3) NLS-Sa dCas9-NLS-LSD1. LSD1 ...easier! With the help of guide RNAs, fusions between Cas proteins and the epigenetic modifier could be targeted...Crawford GE, Reddy TE, Gersbach CA (2015) Epigenome editing by a CRISPR-Cas9-based acetyltransferase activates...Hilton IB, Crawford GE, Reddy TE, Gersbach CA (2017) CRISPR–Cas9 epigenome editing enables high-throughput...including pcDNA-dCas9-p300 Core and pcDNA3.3-Nm-dCas9-p300 Core, as well as pLV-dCas9-p300-P2A-PuroR for...pCMV-dCas9-D3A) and Tet-dependent (TetO-dCas9-D3A) constructs. For lentiviral expression, Fuw-dCas9-Dnmt3a...types. They have also fused LSD1 to x-Cas9(3.7). x-Cas9(3.7) is a SpCas9 mutant that exhibits increased PAM...
Showing: 71 - 80 of 601 results