Results 91 to 100 of about 8,606 (251)

A novel quinazolinone insulin receptor inhibitor and its synergy with an EGFR inhibitor in glucose‐driven glioblastoma

open access: yesMolecular Oncology, EarlyView.
The novel styrylquinazolinone‐based molecule W1B effectively suppresses glioblastoma by inhibiting IGF1R and EGFR. In high‐glucose microenvironments driving tumor resistance, W1B acts synergistically with the EGFR inhibitor dacomitinib. This combination safely blocks compensatory survival signaling in zebrafish xenograft models. Showcasing promising in
Patryk Rurka   +9 more
wiley   +1 more source

Two temperature-dependent membrane fluidity regimes in Gram-positive bacteria

open access: yes
It is widely accepted that bacterial cells maintain a constant membrane fluidity in response to temperature changes. This process, known as membrane fluidity homeostasis, occurs through remodeling of plasma membrane composition.
Carballido Lopez, Rut   +3 more
core   +1 more source

Alterations of Membrane Fluidity by Toxic Injuries

open access: yesRenal Failure, 1992
Alterations in membrane fluidity affect, via an effect on the ease with which proteins may change conformation, the activity of various enzymes and transport systems. Recent experiments have shown that toxic injury is frequently associated with modifications in physical state and/or lipid composition of plasma membranes.
C, Le Grimellec   +3 more
openaire   +2 more sources

Oncogenic DMTF1β promotes cancer cell motility by regulating autophagy through ULK1 stabilization

open access: yesMolecular Oncology, EarlyView.
In the current study, we demonstrate that the oncogene DMTF1β regulates ULK1 stability by reducing its proteasomal degradation in cancer cells. This stabilization enables ULK1 to induce autophagy, which in turn facilitates cancer cell migration. Consequently, reduced DMTF1β levels lead to decreased autophagy and impaired cancer cell migration.
Jun Xu   +13 more
wiley   +1 more source

Lipid Composition-, Medium pH-, and Drug-Concentration-Dependent Membrane Interactions of Ibuprofen, Diclofenac, and Celecoxib: Hypothetical Association with Their Analgesic and Gastrointestinal Toxic Effects

open access: yesFuture Pharmacology
Among nonsteroidal anti-inflammatory drugs, ibuprofen, diclofenac, and celecoxib have been frequently used in multimodal analgesia. Recent studies challenge the conventional theory that they exhibit activity and toxicity by acting on cyclooxygenase ...
Maki Mizogami, Hironori Tsuchiya
doaj   +1 more source

The Effect of Highly Hydroxylated Fullerenol C60(OH)36 on Human Erythrocyte Membrane Organization

open access: yesJournal of Spectroscopy, 2015
The mechanism of the interaction of highly hydroxylated fullerenol C60(OH)36 with erythrocyte membranes was studied by electron spin resonance spectroscopy (ESR) of stearic acid derivatives labeled with a nitroxyl radical at C-12 or C-16 and with a ...
Jacek Grebowski, Anita Krokosz
doaj   +1 more source

A Membrane-Bound Biosensor Visualizes Shear Stress-Induced Inhomogeneous Alteration of Cell Membrane Tension

open access: yesiScience, 2018
Summary: Cell membrane is the first medium from where a cell senses and responds to external stress stimuli. Exploring the tension changes in cell membrane will help us to understand intracellular force transmission.
Wang Li   +8 more
doaj   +1 more source

Weakening the nuclear envelope: Lamin B receptor in melanoma metastasis

open access: yesMolecular Oncology, EarlyView.
LBR‐driven nuclear fragility supports melanoma invasion. A: Melanocyte presents low LBR (Lamin B Receptor) levels, maintaining nuclear integrity and lamina‐chromatin tethering. B: During malignant progression, upregulation of LBR clusters at the INM (Inner Nuclear Membrane) during confined migration causes local lamina weakening and cholesterol ...
Francesca Lorenzini   +1 more
wiley   +1 more source

Assessment of bacterial membrane fluidity by flow cytometry

open access: yes, 2017
International audienceIt can be interesting to evaluate the cytoplasmic membrane fluidity of bacteria in order to understand the impacts of stresses during processing.
Ghorbal Sarrah   +3 more
core   +1 more source

Patient therapy outcome modeling in cancer organoids is improved by cancer‐associated fibroblasts and organoid assembly convolution

open access: yesMolecular Oncology, EarlyView.
Patient‐derived organoids (PDOs) from pancreatic, colorectal, and gastric cancers were used to evaluate standard and experimental therapies. Incorporating cancer‐associated fibroblasts (CAFs) into organoid cultures improved patient therapy outcome prediction.
Marcin Grochowski   +12 more
wiley   +1 more source

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