Results 71 to 80 of about 72,098 (338)

Pirin Transcriptionally Regulates PLA2G4A To Inhibit Ferroptosis in Colorectal Cancer via Lipid Profile Remodeling

open access: yesAdvanced Science, EarlyView.
This study identifies Pirin (PIR), an iron‐binding protein, as a critical ferroptosis suppressor in colorectal cancer through lipid membrane remodeling. PIR, induced by NRF2 during ferroptotic stress, transcriptionally regulates PLA2G4A to shift cellular lipid composition away from ferroptosis‐permissive polyunsaturated phospholipids.
Wei Shi   +10 more
wiley   +1 more source

A calcium-dependent acyltransferase that produces N-acyl phosphatidylethanolamines

open access: yesNature Chemical Biology, 2016
More than 30 years ago, a calcium-dependent enzyme activity was described that generates N-acyl phosphatidylethanolamines (NAPEs), which are precursors for N-acyl ethanolamine (NAE) lipid transmitters, including the endocannabinoid anandamide.
Yuji Ogura   +3 more
semanticscholar   +1 more source

Boron Nitride Nanomaterials Trigger Immunomodulatory Effects in Human Broncho‐Epithelial Cells by Modulating Eicosanoid Lipid Signaling

open access: yesAdvanced Science, EarlyView.
This study demonstrates that BNNT exposure disrupts lipid homeostasis in bronchial epithelial cell cultures and activates eicosanoid lipid biosynthesis, producing inflammatory lipid mediators like leukotrienes. These effects are more pronounced in asthmatic cell cultures compared to healthy ones.
Govind Gupta   +14 more
wiley   +1 more source

Catalytic properties of MGAT3, a putative triacylgycerol synthases⃞

open access: yesJournal of Lipid Research, 2007
Acyl-coenzyme A:monoacylglycerol acyltransferase 3 (MGAT3) is a member of the MGAT family of enzymes that catalyze the synthesis of diacylglycerol (DAG) from monoacylglycerol (MAG), a committed step in dietary fat absorption.
Jingsong Cao, Long Cheng, Yuguang Shi
doaj   +1 more source

Overexpression of Lysophosphatidylcholine Acyltransferase 1 and Concomitant Lipid Alterations in Gastric Cancer

open access: yesAnnals of Surgical Oncology, 2016
BackgroundThe involvement of lipids in carcinogenic and developmental processes has been reported in some malignancies, but their roles in gastric cancer remain to be analyzed.
T. Uehara   +13 more
semanticscholar   +1 more source

Spatially Resolved Multiomics Reveals Metabolic Remodeling and Autophagy Activation in Adamantinomatous Craniopharyngiomas

open access: yesAdvanced Science, EarlyView.
Multiomics integration analysis reveals the “cystic fluid–tumor cell” metabolic coupling that mediates active choline/ethanolamine uptake of tumor cells from cystic fluid and PC/PE synthesis pathways reprogramming that mediating autophagy pathway activation within ACP. ABSTRACT Adamantinomatous craniopharyngioma (ACP), a benign yet highly recurrent and
Dongting Chen   +9 more
wiley   +1 more source

Role of plasma lecithin:cholesterol acyltransferase in the metabolism of high density lipoproteins

open access: yesJournal of Lipid Research, 1966
The role of the plasma lecithin:cholesterol acyltransferase reaction in the esterification of the cholesterol of human and baboon plasma high density lipoproteins has been studied.Human plasma was incubated in vitro, and the initial rate of cholesterol ...
J.A. Glomset   +3 more
doaj   +1 more source

Golgi membrane fission requires the CtBP1-S/BARS-induced activation of lysophosphatidic acid acyltransferase δ

open access: yesNature Communications, 2016
Membrane fission is an essential cellular process by which continuous membranes split into separate parts. We have previously identified CtBP1-S/BARS (BARS) as a key component of a protein complex that is required for fission of several endomembranes ...
Alessandro Pagliuso   +13 more
semanticscholar   +1 more source

A Supramolecular Nanoscavengers: Based “Cargo‐Exchange” Breaking Cholesterol Metabolic Dysregulation for Glioblastoma Therapy

open access: yesAdvanced Science, EarlyView.
Dysregulated cholesterol metabolism, driven by a complex array of mechanisms, is a defining characteristic of glioblastoma (GBM). In this study, supramolecular nanoscavengers are engineered by harnessing the intrinsic binding affinity between endogenous small‐molecule cholesterol and β‐cyclodextrin (β‐CD).
Zonghua Tian   +7 more
wiley   +1 more source

Comparative analyses of isoforms of the calcium-independent phosphatidylethanolamine N-acyltransferase PLAAT-1 in humans and mice

open access: yesJournal of Lipid Research, 2016
N-Acylphosphatidylethanolamines (NAPEs) are a class of glycerophospholipids, which are known as precursors for different bioactive N-acylethanolamines. We previously reported that phospholipase A/acyltransferase-1 (PLAAT-1), which was originally found in
Zahir Hussain   +6 more
doaj   +1 more source

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