Results 111 to 120 of about 1,254,871 (374)

CRISPR-Cas systems in multicellular cyanobacteria [PDF]

open access: yesRNA Biology, 2018
Novel CRISPR-Cas systems possess substantial potential for genome editing and manipulation of gene expression. The types and numbers of CRISPR-Cas systems vary substantially between different organisms. Some filamentous cyanobacteria harbor > 40 different putative CRISPR repeat-spacer cassettes, while the number of cas gene instances is much lower ...
Shengwei Hou   +6 more
openaire   +4 more sources

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

Unification of Cas protein families and a simple scenario for the origin and evolution of CRISPR-Cas systems

open access: yesBiology Direct, 2011
Background The CRISPR-Cas adaptive immunity systems that are present in most Archaea and many Bacteria function by incorporating fragments of alien genomes into specific genomic loci, transcribing the inserts and using the transcripts as guide RNAs to ...
Wolf Yuri I   +3 more
doaj   +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

Genome-wide specificities of CRISPR-Cas Cpf1 nucleases in human cells

open access: yesNature Biotechnology, 2016
The activities and genome-wide specificities of CRISPR-Cas Cpf1 nucleases are not well defined. We show that two Cpf1 nucleases from Acidaminococcus sp.
B. Kleinstiver   +8 more
semanticscholar   +1 more source

Targeted modulation of IGFL2‐AS1 reveals its translational potential in cervical adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
Cervical adenocarcinoma patients face worse outcomes than squamous cell carcinoma counterparts despite similar treatment. The identification of IGFL2‐AS1's differential expression provides a molecular basis for distinguishing these histotypes, paving the way for personalized therapies and improved survival in vulnerable populations globally.
Ricardo Cesar Cintra   +6 more
wiley   +1 more source

Functional Features and Current Applications of the RNA‐Targeting Type VI CRISPR‐Cas Systems

open access: yesAdvanced Science, 2021
CRISPR‐Cas systems are a form of prokaryotic adaptive immunity that employs RNA‐guided endonucleases (Cas effectors) to cleave foreign genetic elements.
Vanja Perčulija   +3 more
doaj   +1 more source

Autophagosome marker, LC3, is released extracellularly via several distinct pathways

open access: yesFEBS Open Bio, EarlyView.
This study establishes a novel HiBiT‐tagging system for ultrasensitive detection of LC3, revealing multiple pathways for its extracellular secretion. It demonstrates that LC3 is released via both autophagy‐dependent and ‐independent mechanisms, including a novel route for nonlipidated LC3‐I.
Koki Saito   +3 more
wiley   +1 more source

DNA Nanomaterials for Delivery of Clustered Regularly Interspaced Short Palindromic Repeats/Cas Systems

open access: yesSmall Structures, 2023
The clustered regularly interspaced short palindromic repeats (CRISPR)/associated protein (CRISPR/Cas) system has been exploited as an efficient gene editing tool with precise site specificity and high efficiency; the delivery of the CRISPR/Cas system is
Zhaoyue Lv   +4 more
doaj   +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

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