Results 81 to 90 of about 18,831,157 (296)

Essential lipid autacoids rewire mitochondrial energy efficiency in metabolic dysfunction‐associated fatty liver disease

open access: yesHepatology, EarlyView., 2022
Increased liver content of DHA‐derived small lipid autacoids (i.e resolvin D1 and maresin 1) associates with enhanced mitochondrial oxidative phosphorylation, fatty acid β‐oxidation and bioenergetic metabolic flux. These features provide hepatic protection from steatotic, pro‐inflammatory and fibrogenic insults.
Cristina López‐Vicario   +12 more
wiley   +1 more source

Wnt signaling in C. elegans [PDF]

open access: yesWormBook, 2013
Wnt proteins are secreted lipid-modified glycoproteins that control many aspects of development in organisms ranging from sponges to vertebrates. Wnt proteins are also important regulators of C. elegans development, with functions in processes as diverse as cell fate specification, asymmetric cell division, cell migration and synapse formation. In this
Hitoshi, Sawa, Hendrik C, Korswagen
openaire   +2 more sources

Gait transitions in C. elegans [PDF]

open access: yes, 2014
textThe ability to switch between different forms of locomotion is critical to many aspects of survival, whether it is switching from walking to running to evade predators, or switching to a slower gait to obtain food.
Topper, Stephen Matthew
core  

Identification and characterization of agrin in "Caenorhabditis elegans" [PDF]

open access: yes, 2006
Agrin is a large basement membrane (BM) proteoglycan expressed in many tissues in vertebrates, with particularly important function at the neuromuscular junction (NMJ) where it clusters acetylcholine receptors (AChRs) and maintains structural stability ...
Hrus, Ana
core   +1 more source

HMGCR‐Driven Cholesterol Metabolism Promotes Osteoarthritis Progression by Accelerating Synovial Fibroblast Senescence

open access: yesAdvanced Science, EarlyView.
In the pathological context of osteoarthritis (OA), the phosphorylation of AKT1 at Ser473 enhances its binding to Lys140 of Insig1, which facilitates the formation of AKT1–Insig1 complex. Subsequently, the activation of AKT1 promotes the phosphorylation of Insig1 at Ser189, potentially enhancing the dissociation of Insig1 from sterol regulatory element‑
Xiaoqi Zhang   +19 more
wiley   +1 more source

A decline in p38 MAPK signaling underlies immunosenescence in Caenorhabditis elegans. [PDF]

open access: yesPLoS Genetics, 2011
The decline in immune function with aging, known as immunosenescence, has been implicated in evolutionarily diverse species, but the underlying molecular mechanisms are not understood.
Matthew J Youngman   +2 more
doaj   +1 more source

O‐GlcNAcylation Regulation of SNAP29‐Dependent Autophagy Activation Dictates Chemoresistance in Gastric Cancer

open access: yesAdvanced Science, EarlyView.
Model illustrating the proposed mechanism by which chemotherapy‐induced downregulation of OGT disrupts SNAP29 O‐GlcNAcylation, promoting STX17‐SNAP29‐VAMP8 SNARE complex assembly and protective autophagy, leading to chemoresistance, which in turn establishes a feedforward loop to perpetuate drug tolerance.
Liang Tang   +9 more
wiley   +1 more source

Identification of attractive odorants released by preferred bacterial food found in the natural habitats of C. elegans. [PDF]

open access: yesPLoS ONE, 2018
Food choice is critical for survival because organisms must choose food that is edible and nutritious and avoid pathogenic food. Many organisms, including the nematode C. elegans, use olfaction to detect and distinguish among food sources. C.
Soleil E Worthy   +8 more
doaj   +1 more source

C. elegans and volatile anesthetics [PDF]

open access: yesWormBook, 2007
The mechanism of action of volatile anesthetics remains an enigma, despite their worldwide use. The nematode C. elegans has served as an excellent model to unravel this mystery. Genes and gene sets that control the behavior of the animal in volatile anesthetics have been identified, using multiple endpoints to mimic the phenomenon of anesthesia in man.
P G, Morgan, E-B, Kayser, M M, Sedensky
openaire   +2 more sources

Adaptation of Echinococcus Multilocularis to Oxidative Stress Depends on EmPDK‐Mediated Metabolic Reprogramming

open access: yesAdvanced Science, EarlyView.
Metabolic adaption presents a vital survival strategy for E. multilocularis. This study identifies EmPDK as a central metabolic regulator governing glucose metabolic reprogramming. Oxidative stress activates EmHIF1α to induce EmPDK expression. Mechanistic characterization reveals this ROS/EmHIF1α/EmPDK axis drives glycolytic reprogramming to sustain ...
Huijuan Wang   +5 more
wiley   +1 more source

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