Results 1 to 10 of about 10,369 (237)

CYP27A1 deficiency promoted osteoclast differentiation [PDF]

open access: goldPeerJ, 2023
Background The elevating osteoclast differentiation can lead to an imbalance in bone homeostasis, which was responsible for bone loss and bone diseases, such as osteoporosis. Multiple pathways and molecules have been involved in osteoclast formation, but
Ziqi Fang   +3 more
doaj   +6 more sources

On the regulatory role of side-chain hydroxylated oxysterols in the brain. Lessons from CYP27A1 transgenic and Cyp27a1−/− mice1 [PDF]

open access: hybridJournal of Lipid Research, 2013
The two oxysterols, 27-hydroxycholesterol (27OH) and 24S-hydroxycholesterol (24OH), are both inhibitors of cholesterol synthesis and activators of the liver X receptor (LXR) in vitro.
Zeina Ali   +9 more
doaj   +8 more sources

NPC1L1 Drives Osteoporosis by Activating the C/EBPα/Cyp27a1/27‐Hydroxycholesterol Axis: A Novel Therapeutic Target for Bone Loss [PDF]

open access: goldFASEB BioAdvances
This study investigated how NPC1L1, a cholesterol transporter, regulates osteogenic differentiation through cholesterol metabolism independently of its transport function.
Bohao Li   +9 more
doaj   +5 more sources

TUBB2B facilitates progression of hepatocellular carcinoma by regulating cholesterol metabolism through targeting HNF4A/CYP27A1 [PDF]

open access: goldCell Death and Disease, 2023
Cholesterol metabolism plays a critical role in the progression of hepatocellular carcinoma (HCC), but it is not clear how cholesterol metabolism is regulated.
Xiaobo Wang   +8 more
doaj   +5 more sources

Heterozygous CYP27A1 gene mutation presenting with Achilles tendon xanthoma: a case report [PDF]

open access: goldJournal of Medical Case Reports
Background Cerebrotendinous xanthomatosis is a rare autosomal recessive lipid storage disorder involving bile acid biosynthesis. Reduced mitochondrial cytochrome P450 enzyme activity leads to abnormal lipid accumulation in various tissues, especially ...
Yushi Oyama   +5 more
doaj   +5 more sources

CYP27A1 suppresses brain metastasis via ferroptosis in lung adenocarcinoma: a six-gene signature predicting the immunotherapy response and clinical outcomes [PDF]

open access: yesCancer Cell International
Background: Lung adenocarcinoma (LUAD) brain metastasis has limited therapeutic options and a poor prognosis. This study aimed to identify molecular drivers, construct a prognostic model, and assess immunotherapy response.
Lu Xu   +4 more
doaj   +3 more sources

Genetic Polymorphism of <i>CYP2R1</i>, <i>CYP27A1</i>, <i>CYP27B1</i>, and Vitamin D Metabolites Plasma Levels in Patients with Cardiovascular Disease: A Pilot Study. [PDF]

open access: goldBiomolecules
The active form of vitamin D, calcitriol (1,25(OH)2D3), is produced from 25(OH)D3 via enzymes encoded by CYP2R1, CYP27A1, and CYP27B1. Polymorphisms in these genes may alter vitamin D metabolism and increase cardiovascular disease risk.
Abouzid M   +8 more
europepmc   +4 more sources

Adrenal High‐Expressional CYP27A1 Mediates Bile Acid Increase and Functional Impairment in Adult Male Offspring by Prenatal Dexamethasone Exposure [PDF]

open access: yesAdvanced Science
Prenatal dexamethasone exposure (PDE) can impact adrenal corticosteroid synthesis in adult offspring. Furthermore, the adrenal gland can autonomously synthesize bile acids, but local bile acids accumulation has cytotoxic effects.
Jiangang Cao   +7 more
doaj   +3 more sources

Gene supplementation of CYP27A1 in the liver restores bile acid metabolism in a mouse model of cerebrotendinous xanthomatosis

open access: goldMolecular Therapy: Methods & Clinical Development, 2021
Cerebrotendinous xanthomatosis (CTX) is an autosomal recessive disease caused by mutations in the CYP27A1 gene, encoding the sterol 27-hydroxylase. Disruption of the bile acid biosynthesis pathway and accumulation of toxic precursors such as cholestanol ...
Sara Lumbreras   +12 more
doaj   +3 more sources

Transcriptomic analysis identifies CYP27A1 as a diagnostic marker for the prognosis and immunity in lung adenocarcinoma

open access: yesBMC Immunology, 2023
Background The association between lipid metabolism disorder and carcinogenesis is well-established, but there is limited research on the connection between lipid metabolism-related genes (LRGs) and lung adenocarcinoma (LUAD).
Yi Yin   +3 more
doaj   +2 more sources

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