Results 91 to 100 of about 61,732 (250)

Sphingosine-1-phosphate induces pro-remodelling response in airway smooth muscle cells.

open access: yes, 2014
Background : Increased proliferation of airway smooth muscle (ASM) cells leading to hyperplasia and increased ASM mass is one of the most characteristic features of airway remodelling in asthma. A bioactive lipid, sphingosine-1-phosphate (S1P), has been
Holly R. Foster (7636262)   +5 more
core   +5 more sources

The role of sphingosine-1-phosphate in the tumor microenvironment and its clinical implications

open access: yesTumor Biology, 2017
Elucidating the interaction between cancer and non-cancer cells, such as blood vessels, immune cells, and other stromal cells, in the tumor microenvironment is imperative in understanding the mechanisms underlying cancer progression and metastasis, which
Masato Nakajima   +4 more
doaj   +1 more source

Sphingolipid Metabolism Perturbations in Rett Syndrome

open access: yesMetabolites, 2019
Rett syndrome is a severe neurodevelopmental disorder affecting mostly females and is caused by loss-of-function mutations in the MECP2 gene that encoded the methyl-CpG-binding protein 2.
Gerarda Cappuccio   +6 more
doaj   +1 more source

Chronic high‐altitude exposure and intracerebral hemorrhage: A novel perspective from the vascular‐immune‐neuronal network

open access: yesNeuroprotection, EarlyView.
Long‐term chronic high‐altitude hypobaric hypoxia increases susceptibility to ICH, particularly among migrant populations lacking EPAS1/SENP1 adaptive genetic variants relative to high‐altitude indigenous residents. Persistent hypoxia initiates blood–brain barrier (BBB) breakdown, aberrant glial and immune activation, and progressive neuronal injury ...
Rongsu Huang   +6 more
wiley   +1 more source

Regulating Lipid Metabolism in Cancer: The Therapeutic Potential of Traditional Chinese Medicine

open access: yesPhytotherapy Research, EarlyView.
By regulating the reprogramming of lipid metabolism in tumor cells, TCM provides a novel strategy for antitumor therapy with reduced toxicity and enhanced efficacy. ABSTRACT Lipid metabolic reprogramming is a key feature of tumor cells to adapt to the microenvironment and plays an important role in tumor growth, invasion, and metastasis.
Yufeng Gao   +11 more
wiley   +1 more source

Isolation and Quantification of Sphingosine and Sphinganine from Rat Serum Revealed Gender Differences

open access: yesBiomolecules, 2019
Sphingolipids are an important group of lipids that play crucial roles in living cells, facilitating cell recognition, signal transduction and endocytosis.
Graham Brogden   +3 more
doaj   +1 more source

Reproductive Challenges of the Ageing Female: A Comprehensive Narrative Review

open access: yesBJOG: An International Journal of Obstetrics &Gynaecology, EarlyView.
ABSTRACT Changes in societal norms over the last few decades have resulted in novel family planning trends, notably delayed childbearing and increased maternal age at the birth of the first child. Despite advances in reproductive medicine, ageing poses significant challenges.
Sofia Bitzika   +6 more
wiley   +1 more source

Determination of long-chain base in glycosphingolipids with fluorescamine

open access: yesJournal of Lipid Research, 1974
A method is described for determining the longchain base content of glycosphingolipids after acid hydrolysis, using the new reagent fluorescamine. The reaction is sensitive and can be used to characterize or measure glycosphingolipids in quantities ...
Alemka Kisic, Maurice M. Rapport
doaj   +1 more source

Emollient Formulations and Skin Barrier Practices in the Context of Eczema and Food Allergy Prevention

open access: yesAllergy, EarlyView.
ABSTRACT The skin is far from a passive shield; it functions as a dynamic “living barrier” whose structural and immunological integrity is paramount in preventing atopic dermatitis (AD) and the subsequent progression of the atopic march toward food allergy (FA).
Klaudia Ryczaj   +4 more
wiley   +1 more source

Sphingosine but not Sphingosine-1-phosphate Stimulates Suicidal Erythrocyte Death

open access: yesCellular Physiology and Biochemistry, 2011
Sphingosine kinase 1 phosphorylates sphingosine, which is converted to ceramide by ceramide synthetase. Ceramide triggers eryptosis, the suicidal erythrocyte death characterized by cell shrinkage and phosphatidylserine (PS) exposure at the erythrocyte surface.
Syed M, Qadri   +7 more
openaire   +2 more sources

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