Results 151 to 160 of about 354,326 (330)

The 2'-5' RNA Ligase of Escherichia coli: Purification, Cloning, and Genomic Disruption [PDF]

open access: yes, 1996
An RNA ligase previously detected in extracts of Escherichia coli is capable of joining Saccharomyces cerevisiae tRNA splicing intermediates in the absence of ATP to form a 2-5 phosphodiester linkage (Greer, C., Javor, B., and Abelson, J. (1983) Cell 33,
Abelson, John N., Arn, Eric A.
core  

Balanced Expression of the Diiron Oxygenase BioE Is Essential for Biotin Homeostasis in Elizabethkingia meningoseptica

open access: yesAdvanced Science, EarlyView.
BioE is a new diiron oxygenase that catalyzes the conversion of long‐chain acyl groups into pimeloyl thioester, initiating biotin synthesis. The overexpression of EmBioE disrupts lipid metabolic homeostasis, requiring repressor BioL to maintain a balance between long‐chain fatty acids and biotin synthesis.
Meng Zhang   +9 more
wiley   +1 more source

Autocyclized and oxidized forms ofSCR7 induce cancer cell death by inhibiting nonhomologousDNAend joining in a LigaseIVdependent manner [PDF]

open access: bronze, 2018
Supriya V. Vartak   +20 more
openalex   +1 more source

ACSL5 Regulates Glucose Metabolism and Chemotherapy Sensitivity in Colorectal Cancer Cells under Glutamine Deficiency

open access: yesAdvanced Science, EarlyView.
Glutamine deprivation triggers ACSL5 upregulation in tumor cells, sustaining their viability via dual metabolic rewiring programs. ACSL5 enhances glycolysis by relieving p53's inhibition of PGAM1 while also sustaining mitochondrial respiration and TCA cycle flux through promoting IDH2 dimerization.
Shuai Tian   +11 more
wiley   +1 more source

A Commentary on Mitochondrial Dysfunction and Compromised DNA Repair in Neurodegeneration: The Emerging Role of FUS in ALS

open access: yesNeuroscience Insights
Mitochondrial dysfunction plays a pivotal role in the progression of neurodegenerative diseases such as amyotrophic lateral sclerosis (ALS), Alzheimer’s, and Parkinson’s disease.
Manohar Kodavati, Muralidhar L Hegde
doaj   +1 more source

An Automated Organotypic SCN Culture System Revealing Novel Insights into VIP Regulation of Circadian Rhythm

open access: yesAdvanced Science, EarlyView.
An Automated ex vivo culture system BaSIC, tailored for SCN slices and cell culture, which automates medium exchange and ensures a stable internal environment is developed. BaSIC enables real‐time observation of tissue/cell responses to diverse but programmed stimuli.
Kui Han   +7 more
wiley   +1 more source

The Association of DNA Ligase 1 Rs20579 Polymorphism With Lung Cancer Risk Among Taiwanese. [PDF]

open access: yesIn Vivo, 2023
Chang SM   +10 more
europepmc   +1 more source

LMO7 Suppresses Tumor‐Associated Macrophage Phagocytosis of Tumor Cells Through Degradation of LRP1

open access: yesAdvanced Science, EarlyView.
LMO7 in tumor‐associated macrophages suppresses phagocytosis of tumor cells and limits cytotoxic T lymphocytes infiltration, fostering tumor progression. Mechanistically, LMO7 mediates the ubiquitination and degradation of the phagocytic receptor LRP1, impairing its ability to engulf tumor cells and driving macrophages toward an antitumor phenotype ...
Mengkai Li   +12 more
wiley   +1 more source

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