Results 191 to 200 of about 4,390,669 (264)

Astrocytic Ketogenesis Protects Central Nervous System Injury via CPT1A Stabilization and Epigenetic Regulation

open access: yesAdvanced Science, EarlyView.
A distinct astrocyte subpopulation, enriched at the lesion border, drives CNS repair through enhanced ketone body metabolism. This process promotes neuronal survival and axonal sparing via CPT1A stabilization and H3K9bhb‐dependent epigenetic reprogramming, positioning astrocytic ketogenesis as a promising therapeutic target for tissue regeneration ...
Dishui Pan   +14 more
wiley   +1 more source

A Programmable Braided Silk‐Glass Fiber Ligament Promoting Rapid Motoric Recovery

open access: yesAdvanced Science, EarlyView.
A scalable three‐dimensional braiding strategy integrates silk and glass fibers into customizable artificial ligaments with programmable “J‐shaped” nonlinear mechanics. The silk‐rich architecture supports osseoligamentous integration, while glass fibers provide mechanical reinforcement and biomimetic mineralization cues, enabling strain‐adaptive load ...
Changbo Lu   +16 more
wiley   +1 more source

Fuyuan Huoxue Decoction Promotes Lumbar Interbody Fusion in Rats: Role of Macrophage‐Driven Inflammation and the TLR9/NF‐κB Pathway

open access: yesAdvanced Science, EarlyView.
Fuyuan Huoxue decoction improves lumbar interbody fusion in rats while reducing inflammatory macrophage activity and supporting bone‐forming stem cells. Experiments implicate extracellular DNA and TLR9/NF‐κB signaling in early responses. These findings point to coordinated control of inflammation and osteogenesis as a potential route to stronger spinal
Hongwei Gao   +8 more
wiley   +1 more source

Airflow constraints govern natural airborne transmission of tuberculosis. [PDF]

open access: yesmSphere
Naqvi KF   +13 more
europepmc   +1 more source

Lactate Drives Pathological Browning of White Adipose Tissue to Aggravate Sepsis‐Associated Metabolic Disorders in a GPR81‐Dependent Manner

open access: yesAdvanced Science, EarlyView.
Sepsis‐triggered lactate accumulation induces pathological white adipose tissue browning. Lactate activates adipocyte GPR81 to sequentially upregulate CTRP6‐p38 signalling and UCP1 expression. This cascade exacerbates sepsis‐associated metabolic disorders.
Chunliang Zheng   +4 more
wiley   +1 more source

Non‐Canonical Function of DDX21 in Fetal Hematopoiesis Antagonizes KDM5A‐Mediated Repression of Ribosomal and Hematopoietic Genes

open access: yesAdvanced Science, EarlyView.
This study demonstrates a mechanism by which RNA helicase DDX21 coordinates the transcription of hematopoietic and ribosomal genes by interacting with the H3K4me3 demethylase KDM5A. The DDX21‐KDM5A complex co‐occupies active genes in hematopoietic progenitors, thereby ensuring their rapid proliferation during fetal hematopoiesis.
Adrian On‐Wah Leung   +12 more
wiley   +1 more source

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