Results 171 to 180 of about 2,739,977 (397)

Norepinephrine Induces Sertoli Cell Ferroptosis via Receptors Desensitization Causing Stress‐Related Male Reproductive Dysfunction

open access: yesAdvanced Science, EarlyView.
Psychological stress activates the sympathetic–adrenal axis, elevating norepinephrine (NE) and suppressing reproductive hormones, thereby impairing male reproduction. Excess NE overactivates and desensitizes β‐adrenergic receptors (β‐ARs), triggering Sertoli cell ferroptosis and disrupting spermatogenesis.
Lingyu Zhang   +12 more
wiley   +1 more source

Evaluation and Analysis of Sound Absorption across Various Types of Hemp Fibre

open access: yesEnvironmental and Climate Technologies
Exploring sound absorption solutions, hemp fibre stands out as a compelling replacement for traditional materials like fiberglass, foam, and mineral wool.
Strazdas Edgaras, Januševičius Tomas
doaj   +1 more source

Reuse of Textile Waste in the Production of Sound Absorption Boards. [PDF]

open access: yesMaterials (Basel), 2023
Vėjelis S   +4 more
europepmc   +1 more source

Development of a 3D Human Colon Model Along with Bioelectronics for the Induction and Monitoring of Diseases

open access: yesAdvanced Science, EarlyView.
We present a functional three‐dimensional in‐vivo‐mimicking human colon (3D‐IVM‐HC) model engineered via Freeform Reversible Embedding of Suspended Hydrogels bioprinting with gelatin methacrylate (GelMA)/alginate hydrogels. This 3D non‐animal model replicates crypt‐like architectures, epithelial polarization, and stromal–tumor interactions, showing ...
Jorge Alfonso Tavares‐Negrete   +7 more
wiley   +1 more source

Biodegradable Zinc‐Based Alloys for Guided Bone Regeneration Membranes: Feasibility, Current Status, and Future Prospects

open access: yesAdvanced Science, EarlyView.
Recent research has shown that biodegradable metals based on zinc (Zn) may be used as guided bone regeneration (GBR) membrane materials. This study examines their viability from the standpoints of material science and biology, reports on the state of research on Zn‐based GBR membranes, and suggests specific development plans based on the potential and ...
Kai Chen   +12 more
wiley   +1 more source

Producing of Impedance Tube for Measurement of Acoustic Absorption Coefficient of Some Sound Absorber Materials

open access: yesپزشکی بالینی ابن سینا, 2008
Introduction & Objective: Noise is one of the most important harmful agents in work environment. In spit of industrial improvements, exposure with over permissible limit of noise is counted as one of the health complication of workers.
Rostam Golmohammadi   +3 more
doaj  

Cell Contractile Force‐Mediated Morphogenetic Tissue Engineering via 4D Printed Degradable Hydrogel Scaffolds

open access: yesAdvanced Science, EarlyView.
Through the actuation of cell contractile forces, geometrically complex structures are formed via a bioprinted, rapidly degrading cell‐laden hydrogel system, resulting in cell‐only condensation within a few days of culture. This system supports stem cell differentiation down different lineages and new tissue formation, such as chondrogenesis and ...
Aixiang Ding   +4 more
wiley   +1 more source

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