Results 251 to 260 of about 187,086 (335)

Accumulation of Damaging Lipids in the Arf1‐Ablated Neurons Promotes Neurodegeneration through Releasing mtDNA and Activating Inflammatory Pathways in Microglia

open access: yesAdvanced Science, EarlyView.
Arf1 defects activate the AKT‐mTORC1‐SREBP1‐FASN pathway to increase lipid synthesis and disrupt ER‐mitochondrial‐lysosomal homeostasis in neurons. Impaired mitochondria secrete damaged mtDNA via mitochondria‐derived extracellular vesicles, which is phagocytosed by the microglia and activated inflammation signaling.
Xu Li   +10 more
wiley   +1 more source

Sperm‐Derived CircRNA‐1572 Regulates Embryogenesis and Zygotic Genome Activation by Targeting CCNB2 via Bta‐miR‐2478‐L‐2

open access: yesAdvanced Science, EarlyView.
Sperm‐derived circRNA‐1572 competitively binds to bta‐miR‐2478‐L‐2 through a “sponge” mechanism to regulate cyclin B2 (CCNB2) expression, thereby modulating the distribution of fibrous actin (F‐actin) in early pig embryos, ensuring proper chromosome segregation during mitosis, and facilitating normal embryo cleavage and zygotic genome activation.
Yanfang Wu   +10 more
wiley   +1 more source

The impact of coronavirus disease 2019 on frozen-thawed embryo transfer outcomes. [PDF]

open access: yesPeerJ
Diao J   +9 more
europepmc   +1 more source

3D‐Printed Biomimetic Vascular Scaffold Crosslinked with Heparan Sulfate for Sustained Release of PDGFB‐LG4 Fusion Protein Promotes Bone Regeneration

open access: yesAdvanced Science, EarlyView.
Fusion protein PDGFB‐LG4 exhibits superior osteoinductive and angiogenic activity compared to PDGFB. The PCLHS‐PDGFB‐LG4 scaffold, featuring perfusable and permeable vascular‐like networks, promotes angiogenesis and osteogenesis through the sustained release of PDGFB‐LG4, thereby accelerating the bone defect repair process.
Jiahua Duan   +6 more
wiley   +1 more source

Microfluidics‐Based Microcarriers for Live‐Cell Delivery

open access: yesAdvanced Science, EarlyView.
In this review, recent advancements in microfluidics‐based microcarriers for live‐cell delivery are highlighted. The structural designs of microfluidic‐derived cell‐laden microcarriers are systematically categorized, emphasizing innovative approaches in the fabrication of microspheres, microfibers, and microneedles.
Zhonglin Fang   +3 more
wiley   +1 more source

Nuclear Translocation of S100A9 Triggers Senescence of Human Amnion Fibroblasts by De‐Repressing LINE1 Via Heterochromatin Erosion at Parturition

open access: yesAdvanced Science, EarlyView.
This study shows that the classical secretory protein S100 calcium‐binding protein A9 (S100A9) can translocate to the nucleus upon de‐phosphorylation at Thr 113 in human amnion fibroblasts at parturition, where S100A9 induces heterochromatin erosion through segregation of the heterochromatin maintenance protein, resulting inLong Interspersed Nuclear ...
Fan Zhang   +8 more
wiley   +1 more source

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