Results 131 to 140 of about 194,442 (307)

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

A native prokaryotic voltage-dependent calcium channel with a novel selectivity filter sequence. [PDF]

open access: yesElife, 2020
Shimomura T   +5 more
europepmc   +1 more source

N-type Ca2+ channels mediate the stimuli-dependent α-synuclein secretion in mouse striatum

open access: yesnpj Parkinson's Disease
The secretion of α-synuclein from presynaptic terminals is controlled by neuronal activity through a calcium-dependent mechanism. To address the role of voltage gated calcium channels in this process, we used reverse brain microdialysis to monitor α ...
Emmanouela Leandrou   +3 more
doaj   +1 more source

3D In Vitro Models of Breast Cancer: Current Challenges and Future Prospects Toward Recapitulating the Microenvironment and Mimicking Key Processes

open access: yesAdvanced Biology, EarlyView.
In vitro cancer models are advantageous for studying important processes such as tumorigenesis, cancer growth, invasion, and metastasis. The complexity and biological relevance increase depending on the model structure, organization, and composition of materials and cells.
Kyndra S. Higgins   +2 more
wiley   +1 more source

Infrared Neural Stimulation Elicits Distinct Molecular Pathways in Astrocytes Based on Laser Pulse Parameters

open access: yesAdvanced Biology, EarlyView.
Infrared (IR) light evokes distinct calcium and water transport responses in astrocytes, depending on stimulation duration and protocol. This study uses widefield imaging and pharmacology to reveal differential engagement of astroglial signaling pathways.
Wilson R. Adams   +7 more
wiley   +1 more source

Tetraspanin‐7 regulation of L‐type voltage‐dependent calcium channels controls pancreatic β‐cell insulin secretion [PDF]

open access: bronze, 2020
Matthew T. Dickerson   +7 more
openalex   +1 more source

Amide‐Linked Local Anesthetics Alter Tumor Biology in a Complex Human Tissue Model of Non‐Small Cell Lung Adenocarcinoma

open access: yesAdvanced Biology, EarlyView.
Amide local anesthetics (LA) affect tumor burden in various preclinical studies, possibly via their anti‐inflammatory properties. However, a translation into clinical evidence is still lacking. The current study demonstrates that LA ‐ even at clinically relevant concentrations – exert a strong anti‐tumoral effect in a complex ex vivo model patient ...
Juliane Krömer   +8 more
wiley   +1 more source

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