Results 51 to 60 of about 5,937 (178)

Sema4A Protects Against Muscle Atrophy and Promotes Repair by Regulating Intracellular Metabolic Signalling

open access: yesJournal of Cachexia, Sarcopenia and Muscle, Volume 17, Issue 3, June 2026.
ABSTRACT Background Skeletal muscle atrophy is a debilitating condition associated with diverse diseases and clinical interventions. Although triggers such as glucocorticoid excess or direct muscle injury disrupt the balance between protein homeostasis and tissue repair, the upstream molecular signals that actively preserve muscle integrity remain ...
Caiyun Wang   +10 more
wiley   +1 more source

Reconsideration of the Semaphorin-3A Binding Motif Found in Chondroitin Sulfate Using Galnac4s-6st-Knockout Mice

open access: yesBiomolecules, 2020
The chondroitin sulfate (CS)-rich dense extracellular matrix surrounding neuron cell bodies and proximal dendrites in a mesh-like structure is called a perineuronal net (PNN).
Satomi Nadanaka   +5 more
doaj   +1 more source

miR-181b targets semaphorin 3A to mediate TGF-β–induced endothelial-mesenchymal transition related to atrial fibrillation

open access: yesThe Journal of Clinical Investigation, 2022
Atrial fibrosis is an essential contributor to atrial fibrillation (AF). It remains unclear whether atrial endocardial endothelial cells (AEECs) that undergo endothelial-mesenchymal transition (EndMT) are among the sources of atrial fibroblasts.
Ying-Ju Lai   +6 more
doaj   +1 more source

Extract of Scutellaria baicalensis induces semaphorin 3A production in human epidermal keratinocytes.

open access: yesPLoS ONE, 2021
In a disease-state-dependent manner, the histamine-resistant itch in dry skin-based skin diseases such as atopic dermatitis (AD) and xerosis is mainly due to hyperinnervation in the epidermis.
Yasuko Yoshioka   +6 more
doaj   +1 more source

Tapinarof as a Therapeutic Aryl Hydrocarbon Receptor‐Modulating Agent in the Treatment of Atopic Dermatitis

open access: yesThe Journal of Dermatology, Volume 53, Issue 6, Page 867-879, June 2026.
ABSTRACT Atopic dermatitis (AD) is a chronic inflammatory dermatitis underpinned by Type 2 inflammation driven by cytokines such as IL‐4 and IL‐13. It is characterized by skin barrier dysfunction, Th2 immune deviation, and pruritus. While biologics and oral Janus kinase (JAK) inhibitors demonstrate high therapeutic efficacy by targeting cytokines that ...
Gaku Tsuji   +7 more
wiley   +1 more source

Semaphorin-3A protects against neointimal hyperplasia after vascular injuryResearch in context

open access: yesEBioMedicine, 2019
Background: Neointimal hyperplasia is a prominent pathological event during in-stent restenosis. Phenotype switching of vascular smooth muscle cells (VSMCs) from a differentiated/contractile to a dedifferentiated/synthetic phenotype, accompanied by ...
Jie-hong Wu   +11 more
doaj   +1 more source

The Age‐Dependent Resident Myonuclear Multi‐Omic Response to an Acute Skeletal Muscle Hypertrophic Stimulus in Mice

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
Resident myonuclei are the molecular “control centers” for large multinuclear muscle fibers. It is presumed that, with aging, these control centers become compromised and contribute to delayed or blunted muscle adaptive potential. This study is a detailed roadmap that exposes how young versus aged myonuclei respond to a hypertrophic loading stimulus ...
Pieter J. Koopmans   +8 more
wiley   +1 more source

Decreased Semaphorin3A expression correlates with disease activity and histological features of rheumatoid arthritis

open access: yesBMC Musculoskeletal Disorders, 2013
Background Rheumatoid arthritis (RA) is an autoimmune disease of which the pathogenetic mechanisms are not fully understood. Semaphorin3A (Sema3A) has an immune regulatory role.
Takagawa Shu   +5 more
doaj   +1 more source

Sema3a inhibits the differentiation of Raw264.7 cells to osteoclasts under 2Gy radiation by reducing inflammation. [PDF]

open access: yesPLoS ONE, 2018
Astronauts and cancer patients receive different types of radiation, and radiation decreases bone strength and leads to radiation-induced osteoporosis. This effect is attributed to the activation of osteoclasts.
Bo Huang   +7 more
doaj   +1 more source

Excitatory neurons and astrocytes‐specific dysregulation and aberrant interactions are vulnerable to FCDI as suggested by single‐cell spatial transcriptomics

open access: yesClinical and Translational Medicine, Volume 16, Issue 5, May 2026.
• Excitatory neurons and astrocytes show marked alterations in the single‐cell spatial transcriptomic atlas of epileptogenic cortex from patients with focal cortical dysplasia type I (FCDI). • The CBLN2high excitatory neuron subtype may be associated with neuronal hyperexcitability and cortical development in FCDI.
Yaqian Zhang   +9 more
wiley   +1 more source

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