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The nutritional functions of dietary sphingomyelin and its applications in food

open access: yesFrontiers in Nutrition, 2022
Sphingolipids are common structural components of cell membranes and are crucial for cell functions in physiological and pathophysiological conditions.
Fang Yang, Guoxun Chen
doaj   +2 more sources

The Multiple Roles of Sphingomyelin in Parkinson’s Disease

open access: yesBiomolecules, 2021
Advances over the past decade have improved our understanding of the role of sphingolipid in the onset and progression of Parkinson’s disease. Much attention has been paid to ceramide derived molecules, especially glucocerebroside, and little on ...
Paola Signorelli   +2 more
doaj   +2 more sources

Chinese hamster ovary cells overexpressing the oxysterol binding protein (OSBP) display enhanced synthesis of sphingomyelin in response to 25-hydroxycholesterol [PDF]

open access: hybridJournal of Lipid Research, 1999
25-Hydroxycholesterol negatively regulates cholesterol synthesis and activates cholesterol esterification in a variety of cultured cells. Concurrent with these effects, 25-hydroxycholesterol also stimulates the synthesis of sphingomyelin in Chinese ...
Thomas A. Lagace   +3 more
doaj   +2 more sources

TECPR1 conjugates LC3 to damaged endomembranes upon detection of sphingomyelin exposure

open access: yesEMBO Journal, 2023
Invasive bacteria enter the cytosol of host cells through initial uptake into bacteria‐containing vacuoles (BCVs) and subsequent rupture of the BCV membrane, thereby exposing to the cytosol intraluminal, otherwise shielded danger signals such as glycans ...
Keith B Boyle   +9 more
semanticscholar   +1 more source

Ca2+-activated sphingomyelin scrambling and turnover mediate ESCRT-independent lysosomal repair

open access: yesNature Communications, 2021
Lysosomes are vital organelles vulnerable to injuries from diverse materials. Failure to repair or sequester damaged lysosomes poses a threat to cell viability.
Patrick Niekamp   +12 more
semanticscholar   +1 more source

Multi-Omic analyses characterize the ceramide/sphingomyelin pathway as a therapeutic target in Alzheimer’s disease

open access: yesCommunications Biology, 2021
Dysregulation of sphingomyelin and ceramide metabolism have been implicated in Alzheimer’s disease. Genome-wide and transcriptome-wide association studies have identified various genes and genetic variants in lipid metabolism that are associated with ...
P. Baloni   +60 more
semanticscholar   +1 more source

Sphingomyelin in Human Breast Milk might be Essential for the Hippocampus Maturation

open access: yesFrontiers in Bioscience-Landmark, 2022
Background: It has been established that sphingomyelin present human breast milk is useful for the brain maturation and cognitive development. At 10 days of breastfeeding the sphingomyelin content is double that present in cow’s milk and its content is ...
Elisabetta Albi   +15 more
doaj   +1 more source

HIV-1 Gag targeting to the plasma membrane reorganizes sphingomyelin-rich and cholesterol-rich lipid domains

open access: yesNature Communications, 2023
Although the human immunodeficiency virus type 1 lipid envelope has been reported to be enriched with host cell sphingomyelin and cholesterol, the molecular mechanism of the enrichment is not well understood.
Nario Tomishige   +9 more
doaj   +1 more source

Pathogenic variants of sphingomyelin synthase SMS2 disrupt lipid landscapes in the secretory pathway

open access: yeseLife, 2022
Sphingomyelin is a dominant sphingolipid in mammalian cells. Its production in the trans-Golgi traps cholesterol synthesized in the ER to promote formation of a sphingomyelin/sterol gradient along the secretory pathway.
Tolulope Sokoya   +16 more
doaj   +1 more source

Sphingomyelin synthase 1 mediates hepatocyte pyroptosis to trigger non-alcoholic steatohepatitis

open access: yesGut, 2020
Objective Lipotoxic hepatocyte injury is a primary event in non-alcoholic steatohepatitis (NASH), but the mechanisms of lipotoxicity are not fully defined.
E. Koh   +23 more
semanticscholar   +1 more source

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