Results 91 to 100 of about 57,321 (288)

Aziridine ring opening for the synthesis of sphingolipid analogues: Inhibitors of sphingolipid-metabolizing enzymes [PDF]

open access: yes, 2014
A library of sphingolipid analogues is designed and tested as inhibitors against mammalian and fungal sphingolipid enzymes. The synthesis of sphingolipid analogues is based on the nucleophilic ring-opening reactions of N-activated aziridine derivatives ...
Llebaria, Amadeu, Alcaide, Anna
core   +1 more source

Fasting and Refeeding Mediated Phospholipid Remodeling Plays an Important Role in Improving Meat Quality of Aged Laying Hens

open access: yesAnimal Research and One Health, EarlyView.
ABSTRACT This study explored fasting‐induced physiological remodeling effects on meat quality in aged laying hens. Fasting for 15 days (F15) significantly reduced abdominal fat, intermuscular fat width, subcutaneous fat thickness, and liver index versus pre‐fasting (F0) (p < 0.05), which recovered post‐refeeding.
Xiaoran Zhang   +8 more
wiley   +1 more source

From apex to base: Uncovering spatial metabolic adaptation in Antarctic mosses

open access: yesBulletin of the Korean Chemical Society, EarlyView.
Antarctic mosses survive extreme cold, desiccation, UV exposure, and oxidative stress. We analyzed three species by separating apical, middle, and basal zones. Each zone showed distinct metabolite patterns and biological roles, revealing spatial metabolic specialization. The results suggest that whole‐plant survival depends on coordinated contributions
Fatima Tuz Zahra   +7 more
wiley   +1 more source

Transcriptomic Profiling of SLC and ABC Transporters in the Human Term Placenta

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Solute carriers (SLC) and ATP‐binding cassette (ABC) transporters are essential for placental solute exchange and fetal protection, yet their transcriptomic profiles in the human placenta remain poorly characterized. Although fetal sex influences placental development and function, its impact on transporter expression is unclear.
Elijah Marsh Jung   +12 more
wiley   +1 more source

Secretopathies emerge as a new class of neurocristopathies

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Neural crest cells are a transient embryonic population of cells that give rise to a wide range of structures, including craniofacial cartilage and bone, peripheral neurons and glia, as well as components of the cardiac outflow tract, among others.
Amanda Teixeira   +3 more
wiley   +1 more source

Membrane lipid metabolism as a regulatory frontier in neural crest biology: Roles for sphingolipids, cholesterol, and lipid rafts

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Neural crest cells are multipotent, migratory stem‐like cells essential for vertebrate development that contribute broadly to many tissues including the craniofacial skeleton, peripheral nervous system, and pigment‐producing cells. Their development progresses through phases of induction, specification, delamination, migration, and ...
Allison E. Mancini   +2 more
wiley   +1 more source

Metabolic abnormalities and reprogramming in cats with naturally occurring hypertrophic cardiomyopathy

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1256-1270, April 2025.
Abstract Background and aims The heart is a metabolic organ rich in mitochondria. The failing heart reprograms to utilize different energy substrates, which increase its oxygen consumption. These adaptive changes contribute to increased oxidative stress.
Qinghong Li   +12 more
wiley   +1 more source

CYTOTOXIC EFFECTS OF PERIFOSINE IN HUMAN GLIOBLASTOMA CELLSARE ASSOCIATED TO AN ALTERED CERAMIDE METABOLISM

open access: yes, 2013
Background: Glioblastoma multiforme (GBM) is the most malignant brain tumor and, despite aggressive therapy, prognosis for patients is poor. Temozolomide (TMZ), the chosen drug in GBM therapy, exerts cytotoxic effects also through an increase of ceramide
P. Giussani   +4 more
core   +2 more sources

Selective N‐Functionalization of Pyrazoles

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
This review traces the evolution of regioselective N‐functionalization strategies for pyrazoles, a key class of nitrogen heterocycles widely used in medicinal chemistry. Due to rapid tautomerism, N‐functionalization often lacks selectivity, leading to poor and unpredictable regioisomeric outcomes.
Lucas Popek   +2 more
wiley   +1 more source

Sphingolipid domains in the plasma membrane of fungal cells : Interplay with membrane proteins and antifungal resistance

open access: yes, 2022
Plasma membrane (PM) carries out multiple functions a tightly regulated dynamic organization into specialized domains of different size, stability, and composition.
Santos, Filipa C.
core  

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