Results 231 to 240 of about 32,791,583 (267)

Polystyrene Nanoplastics Drive β‐Cell Dedifferentiation Through Dendritic Cell‐Intrinsic MHC‐I‐Dependent Inflammatory Crosstalk

open access: yesAdvanced Science, EarlyView.
Polystyrene nanoplastics disrupt pancreatic immune–endocrine homeostasis by promoting MHC‐I‐associated dendritic cell activation and inflammatory crosstalk with β cells. This immune remodeling drives β‐cell dedifferentiation, impairs insulin secretion, and aggravates metabolic dysfunction, revealing a previously unrecognized immunometabolic mechanism ...
Conghui Qiao   +10 more
wiley   +1 more source

Single‐Cell Profiling Reveals a Protective WNT5A‐ATF3‐FOSB Signaling Axis in Hair Follicle Stem Cells During Androgenetic Alopecia

open access: yesAdvanced Science, EarlyView.
Androgenetic alopecia (AGA) is a common form of hair loss with limited treatment options. Silencing of WNT5A signaling, which is widely known as the trigger of the ncWNT signaling pathway, happens in hair follicle stem cells from balding areas. It leads to downregulation of ATF3 and its target FOSB.
Ruiyu Luo   +10 more
wiley   +1 more source

The Transformation of the Microenvironment: From Observer to Coordinator in Monoclonal Gammopathy of Undetermined Significance (MGUS) to Myeloma Development. [PDF]

open access: yesHematol Oncol
Abdelgawwad El-Sehrawy AAM   +7 more
europepmc   +1 more source

Recapitulating In Vivo Pharmacokinetics and Size‐Dependent Nanomedicine Delivery in a Microfluidic Platform

open access: yesAdvanced Science, EarlyView.
A microfluidic tumor platform integrates pharmacokinetic flow control, vascular‐like barriers, and 3D tumor spheroids to emulate in vivo drug exposure. The system reproduces dynamic concentration–time profiles and enables size‐dependent nanoparticle transport and efficacy evaluation, providing a predictive framework for assessing nanomedicine ...
Su Jeong Kang   +5 more
wiley   +1 more source

The PROM1<sup>+</sup>SMAD5<sup>+</sup> Tumor-Initiating Subpopulation Shapes Premetastatic Niches through Spatial Multi-Omics Landscapes in HER2-Positive Breast Cancer. [PDF]

open access: yesCancer Commun (Lond)
Yin H   +37 more
europepmc   +1 more source

An S-glutathiomimetic Provides Structural Insights into Stromal Interaction Molecule-1 Regulation

open access: yesJournal of Molecular Biology, 2022
Stromal interaction molecule 1 (STIM1) is an endo/sarcoplasmic reticulum (ER/SR) calcium (Ca2+) sensing protein that regulates store-operated calcium entry (SOCE). In SOCE, STIM1 activates Orai1-composed Ca2+ channels in the plasma membrane (PM) after ER stored Ca2+ depletion. S-Glutathionylation of STIM1 at Cys56 evokes constitutive SOCE in DT40 cells;
Peter B Stathopulos   +2 more
exaly   +3 more sources

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