Results 51 to 60 of about 22,342 (258)

Self-Renewal of the Adult Skeletal Muscle Satellite Cell [PDF]

open access: yesCell Cycle, 2005
The concept of the stem cell has evolved in dynamic systems such as those involved in embryonic development and, in the adult, in tissues such as blood and skin which are continuously renewed. It has proved difficult to establish whether stem cell mechanisms underlie the maintenance of the more stable tissues that form the majority of the adult body ...
Charlotte A, Collins   +1 more
openaire   +2 more sources

Enhancing Maturation of Human Neuromuscular Organoids via Electrical Stimulation

open access: yesAdvanced Science, EarlyView.
A framework for on‐demand and non‐invasive exposure of human neuromuscular organoids (NMOs) to electrical stimuli is established to promote their maturation. The robustness and effectiveness of different stimulation regimes are evaluated via thorough characterization of organoid tissue structure and contraction capacity. Chronic electrical stimulation,
Chrysanthi‐Maria Moysidou   +12 more
wiley   +1 more source

Tumor Microenvironment‐Responsive Nanoreactor Induces Disulfidptosis in Pancreatic Cancer via Metabolic Interference and Redox Catalysis

open access: yesAdvanced Science, EarlyView.
Schematic illustration of a tumor microenvironment‐responsive nanoreactor for imaging‐guided induction of disulfidptosis in pancreatic cancer via metabolic interference and redox catalysis. (A) Stepwise fabrication of Pht@HMnO2‐HA, including MnO2 growth on a SiO2 template, template removal to form hollow mesoporous MnO2, Pht loading, and subsequent ...
Rui Fu   +10 more
wiley   +1 more source

Estrogen Regulates the Satellite Cell Compartment in Females

open access: yesCell Reports, 2019
Summary: Skeletal muscle mass, strength, and regenerative capacity decline with age, with many measures showing a greater deterioration in females around the time estrogen levels decrease at menopause.
Brittany C. Collins   +13 more
doaj   +1 more source

A Single‐Cell Transcriptomic Atlas of the Ovine Rumen Microbiome Characterizes Lineage‐Specific Metabolic Shifts Associated with Host Heat Tolerance

open access: yesAdvanced Science, EarlyView.
An optimized single‐cell transcriptomic framework profiles over 60 000 cells to map the ovine rumen microbiome, partitioning the ecosystem into seven cross‐species functional clusters. In heat‐resistant hosts, a lineage‐specific metabolic shift in Anaerovibrio lipolyticus toward a highly glycolytic phenotype contributes to a “nutritional sparing ...
Sanbao Zhang   +8 more
wiley   +1 more source

Globular adiponectin activates motility and regenerative traits of muscle satellite cells. [PDF]

open access: yesPLoS ONE, 2012
Regeneration of adult injured skeletal muscle is due to activation of satellite cells, a population of stem cells resident beneath the basal lamina. Thus, information on soluble factors affecting satellite cell activation, as well as migration towards ...
Tania Fiaschi   +3 more
doaj   +1 more source

A Hydrogen Sulfide–Releasing Dynamic Hydrogel Modulates Coordinated Neurovascular, Immune, and Angiogenic Responses for Scar‐Suppressed Diabetic Wound Repair

open access: yesAdvanced Science, EarlyView.
ROS‐Responsive H2S Hydrogel (HAPPF) Coordinated Regeneration for High‐Quality Diabetic Wound Repair.A self‐regulating dynamic hydrogel is developed to deliver a fluorogenic H2S donor in response to excessive ROS. Released H2S acts as a master regulator to resolve chronic inflammation (M2 polarization), restore VEGF‐driven angiogenesis, and rebalance ...
Xuyang Ning   +7 more
wiley   +1 more source

Loss of CRY2 promotes regenerative myogenesis by enhancing PAX7 expression and satellite cell proliferation

open access: yesMedComm, 2023
The regenerative capacity of skeletal muscle is dependent on satellite cells. The circadian clock regulates the maintenance and function of satellite cells.
Yingxue Hao   +15 more
doaj   +1 more source

The Satellite Cell of Skeletal Muscle

open access: yes, 1968
This author was awarded the Raymond Horton-Smith Prize in the academical year 1968.
openaire   +1 more source

Harmonizing Rigidity and Flexibility: Embedding COF Quantum Dots Into Extracellular Matrix Gel as Carbon Monoxide Depot for Acoustically Triggered Time‐Programmable Anti‐Infective Therapy

open access: yesAdvanced Science, EarlyView.
A rigid‑flexible integrated CO depot is engineered by embedding rigid COFQDs into a flexible ECM gel network. The rigid framework enables high‑capacity CO storage and sonodynamic bacterial killing, while the flexible ECM gel controls sustained CO release, collectively eradicating multidrug‑resistant infection and promoting scarless healing.
Baohong Sun   +13 more
wiley   +1 more source

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