Results 111 to 120 of about 9,216,131 (297)

Guanosine‐Quadruplex Hydrogels as Dynamic, Mechanically Tunable and Ion Conductive 3D Scaffolds for Cell Culture Applications

open access: yesAdvanced Functional Materials, EarlyView.
Versatile guanosine‐quadruplex (GQ) hydrogels are developed as dynamic biomatrices for cell culture. These scaffolds are fabricated under mild aqueous conditions, present improved stability, tunable mechanical properties within physiological ranges; fibrillar, porous microstructure, ion conductivity, and cytocompatibility.
Neha Thakur   +10 more
wiley   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Corporación Autónoma Regional de Cundinamarca - CAR - Frente al distrito capital de Santa Fe de Bogotá y a la nación en la Ley 99 de 1993

open access: yes, 1995
Este estudio tiene por objeto analizar, principalmente, la naturaleza y alcances de las nuevas relaciones de la CAR con Bogotá y algunos aspectos de sus relaciones con la Nación, conviene hacer algunas consideraciones generales sobre las transformaciones
Corporación Autónoma Regional de Cundinamarca - CAR
core  

Advances in 3D Bioprinting for Breast Cancer Modeling: Tumor Microenvironment, Metastasis, and Drug Screening

open access: yesAdvanced Healthcare Materials, EarlyView.
Three‐dimensional bioprinting transforms breast cancer modeling from simple constructs into spatially organized, multicellular, perfused, and patient‐derived platforms. This review shows how bioinks, cellular composition, architecture, and flow govern tumor behavior and drug response, while revealing why complexity alone is insufficient without ...
Mustafa Nakipoglu   +7 more
wiley   +1 more source

Guía para la promoción y desarrollo de procesos participativos de gestión ambiental en el territorio CAR

open access: yes, 2012
Esta guía es una herramienta metodológica para la inclusión de la participación comunitaria en la planificación ambiental y acciones de intervención en el territorio CAR, para la intervención social en los procesos de conservación, uso y manejo de los ...
Wilches Chaux, Gustavo
core  

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

open access: yesAdvanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long   +26 more
wiley   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Modeling Pipeline Driving Behaviors: A Hidden Markov Model Approach [PDF]

open access: yes
Driving behaviors at intersection are complex because drivers have to perceive more traffic events than normal road driving and thus are exposed to more errors with safety consequences. Drivers make real-time responsesin a stochastic manner.
Xi Zou, David Levinson
core  

Transparent Perovskite Light‐Emitting Diodes with Conductive Oxide Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Transparent perovskite light‐emitting diodes (TrPeLEDs) enable simultaneous display and transparency, expanding application possibilities. Using a metal oxide buffer layer and pulsed laser deposition, TrPeLEDs with diverse compositions and architectures are demonstrated.
Michele Forzatti   +11 more
wiley   +1 more source

Informe sobre el estado de la biodiversidad en la jurisdicción de la Corporación Autónoma Regional de Cundinamarca CAR

open access: yes, 2012
Estado actual de la fauna en la jurisdicción de la Corporación Autónoma Regional de Cundinamarca p.6 -- Estado de conocimiento sobre invasiones biológicas en la jurisdicción de la jurisdicción de la CAR p.70 -- Correlación de transformación de coberturas
Corporación Autónoma Regional de Cundinamarca - CAR
core  

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