Results 231 to 240 of about 1,252,669 (356)

La historia médico - ocupacional como herramienta de diagnóstico

open access: yesRevista Médica Herediana, 2005
Raúl Gomero Cuadra, Carlos Llap Yesan
doaj  

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

Speckle‐Engineered Upconversion Amplification in Nanoemulsion‐Templated Hydrogel Microdomes

open access: yesAdvanced Functional Materials, EarlyView.
Nanoemulsion‐confined PEGDA microdomes generate speckle‐like excitation fields that strongly amplify upconversion luminescence upon dehydration, enabling filter‐free visible readout with reversible on–off switching. DMD‐based lithography yields scalable, shape‐programmable arrays for moisture‐responsive displays and optical encryption.
Chaeyeong Ryu   +13 more
wiley   +1 more source

A redox- and proton-coupled inner membrane transporter mediates copper import to the bacterial cytoplasm. [PDF]

open access: yesProc Natl Acad Sci U S A
Palmer CD   +7 more
europepmc   +1 more source

Characterization of copper(II) complexes of two dipeptides

open access: yes
Our research aimed to investigate copper(II) complexes of the Ala-His and Ser-His dipeptides. We used a combination of pH-potentiometric and UV-Vis spectrophotometric measurements to confirm the putative structures of the copper complexes of both ...
Lkhagvasuren , Batbold
core  

Tissue‐Stimulator Platform for Electrically Stimulating Pancreatic β‐Cells for Long‐Term Functional Regulation

open access: yesAdvanced Functional Materials, EarlyView.
We present a tissue‐stimulator platform for seamless electrode integration with pancreatic tissue, applying uniform electrical stimulation through optimized design with biohybrid 3D printing. Advantageous effects of electrical stimulation on β‐cell function were observed, including enhanced calcium signaling, islet morphology, and maturation.
Jihwan Kim   +7 more
wiley   +1 more source

Association of dietary copper intake with Alzheimer's disease, brain structure and cognitive function. [PDF]

open access: yesJ Nutr Health Aging
Wu X   +9 more
europepmc   +1 more source

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