Results 101 to 110 of about 23,656 (209)

The role of gap junctions composed of connexin 43 on the anti-tumor effect induced by etoposide

open access: yesZhongguo aizheng zazhi, 2015
Background and purpose: Gap junctions(GJ) could enhance cytotoxicity induced by chemotherapeutic agents. However, whether or not GJ composed of connexin 43 (Cx43) could increase etoposide cytotoxicity remains unclear. The aim of this study was to explore
汪灵芝, 彭建新
doaj  

AMPK‐mediated prevention of vascular dysfunction with metformin: Experimental and population‐based evidence

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 17, Page 5389-5406, September 2026.
Angiotensin II induces vascular inflammation, senescence, extracellular matrix (ECM) degradation and endothelial dysfunction, thus impairing SK+/IK+ channel function and reducing endothelial‐dependent hyperpolarisation (EDH). Metformin activates AMPK, increasing SK+/IK+ channel function and restoring vasorelaxation.
Soroush Mohammadi Jouabadi   +10 more
wiley   +1 more source

Role of connexin 43 in odontogenesis and odontogenic tumors.

open access: yesHistology and histopathology
Connexin 43 (Cx43) is a transmembrane protein forming gap junctions essential for intercellular communication, regulating ion and molecule exchange, and coordinating key developmental and pathological processes. In odontogenesis, Cx43 expression in ameloblasts and odontoblasts orchestrates differentiation, mineralization, and tissue repair. Its dynamic
openaire   +2 more sources

Molecular Mediators Associated With Myelination, Demyelination, and Remyelination in the Peripheral Nervous System

open access: yesJournal of the Peripheral Nervous System, Volume 31, Issue 3, September 2026.
ABSTRACT The peripheral nervous system (PNS) is responsible for innervating all regions of the body outside of the central nervous system (CNS), the latter consisting of the brain, spinal cord, and optic nerves. While myelin is an essential component for the efficient functioning of both CNS and peripheral nerve cells, it is particularly important for ...
Kathleen Margaret Hagen   +1 more
wiley   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, Volume 20, Issue 8, Page 1933-1962, August 2026.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Astrocyte heterogeneity in brain metastases

open access: yesMolecular Oncology, Volume 20, Issue 8, Page 1895-1904, August 2026.
Astrocytes emerge as pivotal regulators of metastatic colonization, survival, immune remodeling, and therapy response associated with an increasing heterogeneity that requires spatially and longitudinally resolved approaches to uncover regulatory programs and guide context‐specific therapies.
Carolina Hernández‐Oliver   +2 more
wiley   +1 more source

Harnessing Repurposed Drugs to Enhance Temozolomide Efficacy in Glioblastoma

open access: yesCancer Reports, Volume 9, Issue 8, August 2026.
ABSTRACT Background Glioblastoma (GB) is the most aggressive primary malignant brain tumor in adults and remains associated with poor survival despite surgical resection followed by radiotherapy and temozolomide (TMZ) chemotherapy. Intrinsic and acquired resistance to TMZ, including MGMT‐dependent DNA repair and activation of pro‐survival pathways ...
Ali Nakhaei   +5 more
wiley   +1 more source

The Effect of Fermented Deglycyrrhizinated Liquorice Extract on the Structure of the Testis in Experimentally Induced Diabetes Mellitus in Rats

open access: yesThe Egyptian Journal of Histology
Background: Testicular dysfunction is a consequence of diabetes mellitus. Glycyrrhiza glabra (liquorice) is a medicinal herbal used for its antioxidant effect. Deglycyrrhizinated liquorice, is one form with glycyrrhizin removed to mitigate complications.
Ahmed Massoud   +3 more
doaj   +1 more source

Yin Yang 1 Specifically Supports the Development of Olig2 Positive Cerebellar Astrocytes

open access: yesGlia, Volume 74, Issue 8, August 2026.
Cerebellar Olig2 positive astrocytes are most abundant in the cerebellar nuclei. Cerebellar astrocytes expressing Olig2 have unique gene expression profiles. Yin Yang 1 specifically supports the development of astrocytes expressing Olig2. Deletion of YY1 during development increases numbers of astrocytes expressing Olig2 but hinders their ...
Masoumeh Zarei‐Kheirabadi   +9 more
wiley   +1 more source

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