Results 61 to 70 of about 7,699 (204)

Gemella morbillorum Promotes Colorectal Carcinogenesis: LPBDCP‐Mediated Invasion Activates Ras Signaling and Destabilizes p53

open access: yesAdvanced Science, EarlyView.
ABSTRACT Gut microbiota dysbiosis promotes colorectal cancer (CRC) tumorigenesis. A global fecal metagenomic analysis identified Gemella morbillorum as a key contributor to the CRC‐associated microbiota. Fluorescence in situ hybridization revealed that Gemella morbillorum is enriched in CRC tumor tissues compared to adjacent normal tissues.
Zhen Wang   +8 more
wiley   +1 more source

Sirt7 protects chondrocytes degeneration in osteoarthritis via autophagy activation.

open access: yesEuropean review for medical and pharmacological sciences, 2020
Osteoarthritis (OA) is associated with decreased autophagy activity and imbalance of cell homeostasis in chondrocytes (CHs). Sirtuin 7 (Sirt7) is claimed to have the ability to activate the autophagy response. The aim of this study was to explore the function of Sirt7 in the development of OA involving autophagy by culturing human chondrocytes (CHs).We
Wu, S.-Y., Du, Y.-C., Yue, C.-F.
openaire   +2 more sources

RETRACTED ARTICLE: Sirt7 promotes gastric cancer growth and inhibits apoptosis by epigenetically inhibiting miR-34a

open access: yesScientific Reports, 2015
Gastric cancer is the fourth most common cancer worldwide, with a low 5-year survival rate. Epigenetic modification plays pivotal roles in gastric cancer development.
Shun Zhang   +7 more
doaj   +1 more source

The Emerging Role of SIRT7 in Glucose and Lipid Metabolism

open access: yesCells, 2023
Sirtuins (SIRT1–7 in mammals) are a family of NAD+-dependent lysine deacetylases and deacylases that regulate diverse biological processes, including metabolism, stress responses, and aging.
Kazuya Yamagata   +2 more
doaj   +1 more source

Regulation of Mammalian Physiology by Interconnected Circadian and Feeding Rhythms. [PDF]

open access: yes, 2017
Circadian clocks are endogenous timekeeping systems that adapt in an anticipatory fashion the physiology and behavior of most living organisms. In mammals, the master pacemaker resides in the suprachiasmatic nucleus and entrains peripheral clocks using a
Atger, F.   +4 more
core   +1 more source

Inhibition of SIRT7 Overcomes Radioresistance in Pancreatic Neuroendocrine Tumors by Reactivating MEN1 Expression

open access: yesAdvanced Science, EarlyView.
Pancreatic neuroendocrine tumors frequently silence MEN1 through epigenetic mechanisms. Here, SIRT7 recruits DNMT1 to the MEN1 promoter, drives hypermethylation, and enhances DNA repair. Inhibiting SIRT7 restores MEN1, reduces MRN complex abundance, impairs double‐strand break repair, and sensitizes PanNET models to radiation, supporting SIRT7 as a ...
Jianyun Jiang   +11 more
wiley   +1 more source

Epigenetic Regulation in the Pathogenesis of Renal Inflammation: Insights and Therapeutic Potentials

open access: yesiNew Medicine, EarlyView.
ABSTRACT Renal inflammation is a common pathological process in various kidney diseases, often initiated by factors such as toxins, ischemia, or autoimmune reactions. This inflammatory response can result in structural damage and a rapid decline in renal function.
Yu‐Hang Dong   +5 more
wiley   +1 more source

Sirtuins and DNA damage repair: SIRT7 comes to play [PDF]

open access: yesNucleus, 2017
Aging is characterized by a cumulative loss of genome integrity, which involves chromatin reorganization, transcriptional dysregulation and the accumulation of DNA damage. Sirtuins participate in the protection against these aging processes by promoting genome homeostasis in response to cellular stress.
Berta N. Vazquez   +2 more
openaire   +2 more sources

De novo deletions and duplications of 17q25.3 cause susceptibility to cardiovascular malformations [PDF]

open access: yes, 2015
BACKGROUND: Genomic disorders resulting from deletion or duplication of genomic segments are known to be an important cause of cardiovascular malformations (CVMs).
Austin, E.   +18 more
core   +1 more source

Vascular Calcification: Mechanisms, Models, and Therapies

open access: yesiNew Medicine, EarlyView.
ABSTRACT Vascular calcification represents an active multifactorial process that mirrors several key features of skeletal bone mineralization. Clinically, it is characterized by diminished arterial compliance and increased arterial wall stiffness, both of which serve as independent predictors of significant adverse cardiovascular events.
Wenya Zhu   +5 more
wiley   +1 more source

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