Results 51 to 60 of about 194,133 (208)

Cas9–crRNA ribonucleoprotein complex mediates specific DNA cleavage for adaptive immunity in bacteria

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2012
Clustered, regularly interspaced, short palindromic repeats (CRISPR)/CRISPR-associated (Cas) systems provide adaptive immunity against viruses and plasmids in bacteria and archaea.
G. Gasiunas   +3 more
semanticscholar   +1 more source

Lipid nanoparticle-mediated codelivery of Cas9 mRNA and single-guide RNA achieves liver-specific in vivo genome editing of Angptl3

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2021
Significance Genome editing technologies enable the permanent repair of disease-causing genetic mutations. However, the application of this technology has been limited by the technical challenge of achieving safe, effective, and specific in vivo delivery
Min Qiu   +10 more
semanticscholar   +1 more source

Current Applications and Future Perspectives of CRISPR-Cas9 for the Treatment of Lung Cancer

open access: yesBiologics: Targets & Therapy, 2021
Markeshaw Tiruneh G/Medhin,1 Endeshaw Chekol Abebe,2 Tekeba Sisay,3 Nega Berhane,3 Tesfahun Bekele Snr,1 Tadesse Asmamaw Dejenie1 1Department of Biochemistry, School of Medicine, College of Medicine and Health Sciences, University of Gondar, Gondar ...
Tiruneh G/Medhin M   +5 more
doaj  

CRISPR–Cas9 Based Bacteriophage Genome Editing

open access: yesMicrobiology Spectrum, 2022
Bacteriophages are the most abundant entities in the biosphere, and many genomes of rare and novel bacteriophages have been sequenced to date. However, bacteriophage functional genomics has been limited by a lack of effective research methods.
Xueli Zhang   +5 more
doaj   +1 more source

CRISPR-Cas9 Structures and Mechanisms.

open access: yesAnnual Review of Biophysics, 2017
Many bacterial clustered regularly interspaced short palindromic repeats (CRISPR)-CRISPR-associated (Cas) systems employ the dual RNA-guided DNA endonuclease Cas9 to defend against invading phages and conjugative plasmids by introducing site-specific ...
F. Jiang, J. Doudna
semanticscholar   +1 more source

CRISPR-Cas9 genome editing using targeted lipid nanoparticles for cancer therapy

open access: yesScience Advances, 2020
CRISPR lipid nanoparticles promote in vivo therapeutic genome editing in two aggressive cancer mouse models. Harnessing CRISPR-Cas9 technology for cancer therapeutics has been hampered by low editing efficiency in tumors and potential toxicity of ...
Daniel Rosenblum   +11 more
semanticscholar   +1 more source

Efficient Multiple Genome Modifications Induced by the crRNAs, tracrRNA and Cas9 Protein Complex in Zebrafish. [PDF]

open access: yesPLoS ONE, 2015
The type II clustered regularly interspaced short palindromic repeats (CRISPR) associated with Cas9 endonuclease (CRISPR/Cas9) has become a powerful genetic tool for understanding the function of a gene of interest.
Hirohito Kotani   +4 more
doaj   +1 more source

R-loop formation and conformational activation mechanisms of Cas9

open access: yesNature, 2022
Cas9 is a CRISPR-associated endonuclease capable of RNA-guided, site-specific DNA cleavage1–3. The programmable activity of Cas9 has been widely utilized for genome editing applications4–6, yet its precise mechanisms of target DNA binding and off-target ...
Martin Pacesa   +5 more
semanticscholar   +1 more source

Target residence of Cas9-sgRNA influences DNA double-strand break repair pathway choices in CRISPR/Cas9 genome editing

open access: yesGenome Biology, 2022
Background Due to post-cleavage residence of the Cas9-sgRNA complex at its target, Cas9-induced DNA double-strand breaks (DSBs) have to be exposed to engage DSB repair pathways.
Si-Cheng Liu   +16 more
doaj   +1 more source

Prioritization of cancer therapeutic targets using CRISPR–Cas9 screens

open access: yesNature, 2019
Functional genomics approaches can overcome limitations—such as the lack of identification of robust targets and poor clinical efficacy—that hamper cancer drug development. Here we performed genome-scale CRISPR–Cas9 screens in 324 human cancer cell lines
F. Behan   +24 more
semanticscholar   +1 more source

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