Results 41 to 50 of about 23,523 (245)

Oxygen Supply of Islets of Langerhans by Photosynthetically Active Microalgae in Bioprinted Co‐Cultures Maintains Their Function in a Hypoxic Environment

open access: yesAdvanced Healthcare Materials, EarlyView.
This study developed a bioprinted co‐culture system embedding rat pancreatic islets and Scenedesmus sp. microalgae spatially defined in close vicinity. Red light was found optimal to ensure microalgal photosynthesis while maintaining islet viability and functionality. A tailored co‐culture medium supported both cell types.
Finn Dani   +7 more
wiley   +1 more source

Efficacy and Safety Assessment of 5‐Fluorouracil, Irinotecan and Oxaliplatin‐Loaded Implants in Mouse and Pig Models for Pancreatic Cancer Therapy

open access: yesAdvanced Materials, EarlyView.
A novel FIRINOX‐loaded implant demonstrates controlled drug release, and potent therapeutic efficacy in pancreatic ductal adenocarcinoma mouse models with safety confirmed in a large‐animal pre‐clinical model. This innovative drug delivery platform offers a promising new treatment approach for non‐resectable, treatment‐resistant pancreatic cancer ...
Samantha J. Wade   +19 more
wiley   +1 more source

Cianobactérias perifíticas nos reservatórios de Segredo e Iraí, Estado do Paraná, Brasil = Periphytic cyanobacterial community from Segredo and Iraí reservoirs, State of Parana, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2006
Com o objetivo de avaliar a distribuição espacial e temporal da comunidade de cianobactérias no perifíton, bem como os fatores abióticos que atuaram sobre este grupo, foram feitas amostragens em dois reservatórios, Segredo e Iraí, ambos na bacia do rio ...
Carina Moresco, Liliana Rodrigues
doaj  

Roadmap to Precision 3D Printing of Cellulose: Rheology‐Guided Formulation, Fidelity Assessment, and Application Horizons

open access: yesAdvanced Materials Technologies, EarlyView.
This critical review presents a comprehensive roadmap for the precision 3D printing of cellulose. Quantitative correlations link ink formulation and rheological properties to print fidelity and final material performance. This framework guides the development of advanced functional materials, from biomedical scaffolds to electromagnetic shielding ...
Majed Amini   +3 more
wiley   +1 more source

Hydrogel‐Based Functional Materials: Classifications, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Conductive hydrogels have emerged as promising materials for smart wearable devices due to their outstanding flexibility, multifunctionality, and biocompatibility. This review systematically summarizes recent progress in their design strategies, focusing on monomer systems and conductive components, and highlights key multifunctional properties such as
Zeyu Zhang, Zao Cheng, Patrizio Raffa
wiley   +1 more source

CARACTERIZACIÓN LIMNOLÓGICA DE HUMEDALES DE LA PLANICIE DE INUNDACIÓN DEL RÍO ORINOCO (ORINOQUÍA, COLOMBIA)

open access: yesActa Biológica Colombiana, 2010
En este estudio se desarrolló una caracterización física y química de los principales ríos, quebradas y humedales de la región aledaña a la ciudad de Puerto Carreño (Vichada, Colombia) en la época de aguas altas y bajas del Río Orinoco; y una ...
Carlos Alberto Rivera Rondón   +5 more
doaj  

Potencial de algas verdes para la producción fotobiológica de hidrógeno

open access: yesCiencia y Sociedad, 2008
Se investigaron diversas especies de algas verdes obtenidas en las proximidades de la ciudad de Santo Domingo, en particular de los ríos Isabela, Ozama y Manoguayabo.
José Bernardino Contreras Pérez   +4 more
doaj   +1 more source

Multimodal Actuation and Environment Adaptive Strategies of Bio‐Inspired Micro/Nanorobots in Precision Medicine

open access: yesAdvanced Robotics Research, EarlyView.
An introduction for multidrive and environment‐adaptive micro/nanorobotics: design and fabrication strategies, intelligent actuation, and their applications. Various intelligent actuation approaches—magnetic, acoustic, optical, chemical, and biological—can be synergistically designed to enhance flexibility and adaptive behavior for precision medicine ...
Aiqing Ma   +10 more
wiley   +1 more source

Nota Preliminar sobre Algas de Nieve “Snow Algae” en Punta Fort Williams (Isla Greenwich – Antártica), enero 2004

open access: yesRevista Tecnológica, 2013
Se describen breves notas científicas de las algas de hielo que habitan sobre la nieve, formando manchas detonalidades color rojizo y verde en la Península Fort Williams de la Isla Greenwich (Islas Shetland del Sur-Antártica) a fines de enero del 2004 ...
Gladys Torres, Carmen Palacios
doaj   +2 more sources

ANALYSIS OF THE EFFECT OF THE INTERACTIONS AMONG THREE PROCESSING VARIABLES FOR THE PRODUCTION OF EXOPOLYSACCHARIDES IN THE MICROALGAE Scenedesmus obliquus (UTEX 393) ANÁLISIS DEL EFECTO DE LAS INTERACCIONES DE TRES VARIABLES DE PROCESO PARA LA PRODUCCIÓN DE EXOPOLISACÁRIDOS EN LA MICROALGA Scenedesmus obliquus (UTEX 393)

open access: yesVitae, 2012
Microalgae are capable of producing biomolecules that have a wide variety of applications in agriculture, food industry, and medicine. In this study, three process variables are evaluated in order to determine its incidence on biomass and ...
Nancy M. CÓRDOBA-CASTRO   +3 more
doaj  

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