Results 31 to 40 of about 125,404 (295)

miRNA-29b Inhibits Prostate Tumor Growth and Induces Apoptosis by Increasing Bim Expression

open access: yesCells, 2019
Prostate cancer is one of the most common cancers among men. Currently available therapies improve patient survival against local prostate cancer but have shown severe side effects. Advanced prostate cancer is still incurable.
Subhayan Sur   +3 more
doaj   +1 more source

Fine-tuning of Smad protein function by poly(ADP-ribose) polymerases and poly(ADP-ribose) glycohydrolase during transforming growth factor β signaling. [PDF]

open access: yesPLoS ONE, 2014
Initiation, amplitude, duration and termination of transforming growth factor β (TGFβ) signaling via Smad proteins is regulated by post-translational modifications, including phosphorylation, ubiquitination and acetylation.
Markus Dahl   +11 more
doaj   +1 more source

Never tear us a-PARP: Dealing with DNA lesions during mitosis

open access: yesMolecular & Cellular Oncology, 2018
Tumors defective in homologous recombination (HR) are highly sensitive to poly ADP-ribose polymerase (PARP) inhibition, however the cell biological mechanisms underlying this synthetic lethality remain elusive.
Pepijn M. Schoonen   +1 more
doaj   +1 more source

Polyadenosine diphosphate-ribose polymerase inhibitors: advances, implications, and challenges in tumor radiotherapy sensitization

open access: yesFrontiers in Oncology, 2023
Polyadenosine diphosphate-ribose polymerase (PARP) is a key modifying enzyme in cells, which participates in single-strand break repair and indirectly affects double-strand break repair.
Yi Zhang   +6 more
doaj   +1 more source

PARP around the Clock [PDF]

open access: yesCell, 2010
Cells possess internal ∼24 hr or circadian clocks that synchronize physiological processes with daily cycles of light and nutrient availability. In this issue, Asher et al. (2010) find that PARP-1 (poly(ADP-ribose) polymerase 1) modifies components of the clock machinery in response to feeding, providing a mechanism for how metabolic rhythms coordinate
Kumar, Vivek, Takahashi, Joseph S.
openaire   +2 more sources

The PARP-1 inhibitor Olaparib causes retention of γ-H2AX foci in BRCA1 heterozygote cells following exposure to gamma radiation [PDF]

open access: yes, 2013
This article is made available through the Brunel Open Access Publishing Fund. Copyright © 2013 Emma C. Bourton et al. This is an open access article distributed under the Creative Commons Attribution Li-cense, which permits unrestricted use ...
Bourton, EC   +4 more
core   +1 more source

Klotho-Derived Peptide 1 Protects against Acute Kidney Injury by Directly Targeting Mitochondrial ATAD3A. [PDF]

open access: yesAdv Sci (Weinh)
This study uncovers that KP1, a Klotho‐derived peptide, protects the kidney against acute kidney injury, a clinical syndrome with high morbidity and mortality. KP1 enters tubular epithelial cells via endocytosis, directly interacts with the mitochondrial ATAD3A/HIGD2A complex, thereby preventing cytochrome c release, and caspases activation, and ...
Zhang X   +6 more
europepmc   +2 more sources

Inhibition of Poly(ADP-Ribose) polymerase enhances the toxicity of 131I-Metaiodobenzylguanidine/Topotecan combination therapy to cells and xenografts that express the noradrenaline transporter [PDF]

open access: yes, 2012
Targeted radiotherapy using [131I]meta-iodobenzylguanidine ([131I]MIBG) has produced remissions in some neuroblastoma patients. We previously reported that combining [131I]MIBG with the topoisomerase I (Topo-I) inhibitor topotecan induced long-term DNA ...
McCluskey, Anthony G   +7 more
core   +4 more sources

Are PARPs promiscuous?

open access: yesBioscience Reports, 2022
Abstract Post-translational modifications exist in different varieties to regulate diverse characteristics of their substrates, ultimately leading to maintenance of cell health. The enzymes of the intracellular poly(ADP-ribose) polymerase (PARP) family can transfer either a single ADP-ribose to targets, in a reaction called mono(ADP ...
Karla L.H. Feijs, Roko Žaja
openaire   +3 more sources

Poly (ADP-Ribose) polymerase 1 and parthanatos in neurological diseases: From pathogenesis to therapeutic opportunities

open access: yesNeurobiology of Disease, 2023
Poly (ADP-ribose) polymerase-1 (PARP-1) is the most extensively studied member of the PARP superfamily, with its primary function being the facilitation of DNA damage repair processes.
Xiaoxue Xu, Bowen Sun, Chuansheng Zhao
doaj   +1 more source

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