Results 71 to 80 of about 79,886 (234)

Physical Model of the Immune Response of Bacteria Against Bacteriophage Through the Adaptive CRISPR-Cas Immune System [PDF]

open access: yes, 2013
Bacteria and archaea have evolved an adaptive, heritable immune system that recognizes and protects against viruses or plasmids. This system, known as the CRISPR-Cas system, allows the host to recognize and incorporate short foreign DNA or RNA sequences,
Barrick, Jeffrey E.   +3 more
core   +1 more source

Cas9 interrogates DNA in discrete steps modulated by mismatches and supercoiling. [PDF]

open access: yes, 2020
The CRISPR-Cas9 nuclease has been widely repurposed as a molecular and cell biology tool for its ability to programmably target and cleave DNA. Cas9 recognizes its target site by unwinding the DNA double helix and hybridizing a 20-nucleotide section of ...
Aris, Kevin D Palacio   +5 more
core   +3 more sources

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

OffScan: a universal and fast CRISPR off-target sites detection tool

open access: yesBMC Genomics, 2020
Background The Type II clustered regularly interspaced short palindromic repeats (CRISPR) and CRISPR-associated proteins (Cas) is a powerful genome editing technology, which is more and more popular in gene function analysis.
Yingbo Cui   +5 more
doaj   +1 more source

Aplicación de la nanobiotecnología con el sistema CRISPR-cas [PDF]

open access: yes, 2017
Introduction: Nanobiotechnology and synthetic biology are sciences that impact today with the launching of innovative and beneficial applications for the human being. These sciences have been amalgamated to manufacture new components for the construction
Angarita-Merchán, Maritza   +2 more
core   +3 more sources

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Anti-phage islands force their target phage to directly mediate island excision and spread. [PDF]

open access: yes, 2018
Vibrio cholerae, the causative agent of the diarrheal disease cholera, is antagonized by the lytic phage ICP1 in the aquatic environment and in human hosts. Mobile genetic elements called PLEs (phage-inducible chromosomal island-like elements) protect V.
McKitterick, Amelia C, Seed, Kimberley D
core   +1 more source

TMC4 localizes to multiple taste cell types in the mouse taste papillae

open access: yesFEBS Open Bio, EarlyView.
Transmembrane channel‐like 4 (TMC4), a voltage‐dependent chloride channel, plays a critical role in amiloride‐insensitive salty taste transduction. TMC4 is broadly expressed in all mature taste cell types, suggesting a possible involvement of multiple cell types in this pathway.
Momo Murata   +6 more
wiley   +1 more source

CRISPR-Cas influences the acquisition of antibiotic resistance in Klebsiella pneumoniae.

open access: yesPLoS ONE, 2019
In the US Carbapenem resistance in Klebsiella pneumoniae (Kp) is primarily attributed to the presence of the genes blaKPC-2 and blaKPC-3, which are transmitted via plasmids.
Natalie A Mackow   +5 more
doaj   +1 more source

Quorum Sensing Controls Adaptive Immunity through the Regulation of Multiple CRISPR-Cas Systems [PDF]

open access: yes, 2016
Bacteria commonly exist in high cell density populations, making them prone to viral predation and horizontal gene transfer (HGT) through transformation and conjugation.
Evans, GB   +7 more
core   +2 more sources

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