Results 11 to 20 of about 80,955 (297)

Viral Diversity Threshold for Adaptive Immunity in Prokaryotes [PDF]

open access: yesmBio, 2012
Bacteria and archaea face continual onslaughts of rapidly diversifying viruses and plasmids. Many prokaryotes maintain adaptive immune systems known as clustered regularly interspaced short palindromic repeats (CRISPR) and CRISPR-associated genes (Cas ...
Ariel D. Weinberger   +4 more
doaj   +3 more sources

Occurrence and Diversity of CRISPR-Cas Systems in the Genus Bifidobacterium. [PDF]

open access: yesPLoS ONE, 2015
CRISPR-Cas systems constitute adaptive immune systems for antiviral defense in bacteria. We investigated the occurrence and diversity of CRISPR-Cas systems in 48 Bifidobacterium genomes to gain insights into the diversity and co-evolution of CRISPR-Cas ...
Alexandra E Briner   +9 more
doaj   +3 more sources

CRISPR-Cas Systems in Prokaryotes [PDF]

open access: yesPolish Journal of Microbiology, 2015
Prokaryotic organisms possess numerous strategies that enable survival in hostile conditions. Among others, these conditions include the invasion of foreign nucleic acids such as bacteriophages and plasmids. The clustered regularly interspaced palindromic repeats-CRISPR-associated proteins (CRISPR-Cas) system provides the majority of bacteria and ...
Burmistrz, Michał, Pyrć, Krzysztof
openaire   +5 more sources

CRISPR-Cas in Acinetobacter baumannii Contributes to Antibiotic Susceptibility by Targeting Endogenous AbaI

open access: yesMicrobiology Spectrum, 2022
Acinetobacter baumannii is a well-known human opportunistic pathogen in nosocomial infections, and the emergence of multidrug-resistant Acinetobacter baumannii has become a complex problem for clinical anti-infective treatments.
Yuhang Wang   +8 more
doaj   +1 more source

Application of CRISPR/Cas Systems in the Nucleic Acid Detection of Infectious Diseases

open access: yesDiagnostics, 2022
The CRISPR/Cas system is a protective adaptive immune system against attacks from foreign mobile genetic elements. Since the discovery of the excellent target-specific sequence recognition ability of the CRISPR/Cas system, the CRISPR/Cas system has shown
Junwei Li   +8 more
doaj   +1 more source

Analysis of genetic structure and function of clustered regularly interspaced short palindromic repeats loci in 110 Enterococcus strains

open access: yesFrontiers in Microbiology, 2023
Clustered regularly interspaced short palindromic repeats (CRISPR) and their CRISPR-associated proteins (Cas) are an adaptive immune system involved in specific defenses against the invasion of foreign mobile genetic elements, such as plasmids and phages.
Shuan Tao   +9 more
doaj   +1 more source

CRISPR-Cas systems feature and targeting phages diversity in Lacticaseibacillus rhamnosus strains

open access: yesFrontiers in Microbiology, 2023
One of the most important adaptive immune systems in bacteria against phages is clustered regularly interspaced short palindromic repeats (CRISPR) and CRISPR-associated (CAS) genes.
Bahman Panahi   +2 more
doaj   +1 more source

Recent Advances in CRISPR/Cas-Based Biosensors for Protein Detection

open access: yesBioengineering, 2022
CRISPR is an acquired immune system found in prokaryotes that can accurately recognize and cleave foreign nucleic acids, and has been widely explored for gene editing and biosensing.
Jing Wang   +3 more
doaj   +1 more source

CRISPR-Cas Controls Cryptic Prophages [PDF]

open access: yesInternational Journal of Molecular Sciences, 2021
The bacterial archetypal adaptive immune system, CRISPR-Cas, is thought to be repressed in the best-studied bacterium, Escherichia coli K-12. We show here that the E. coli CRISPR-Cas system is active and serves to inhibit its nine defective (i.e., cryptic) prophages.
Sooyeon Song   +6 more
openaire   +2 more sources

Application of different types of CRISPR/Cas-based systems in bacteria

open access: yesMicrobial Cell Factories, 2020
As important genome editing tools, CRISPR/Cas systems, especially those based on type II Cas9 and type V Cas12a, are widely used in genetic and metabolic engineering of bacteria.
Zhenquan Liu   +4 more
doaj   +1 more source

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