Results 91 to 100 of about 80,508 (307)

Évaluation de la toxicité d'un herbicide à  base de 2,4-D sur le ver de terre Eudrilus eugeniae Kinberg, 1867 (Oligochaeta, Eudrilidae)

open access: yesRevue Marocaine des Sciences Agronomiques et Vétérinaires, 2016
Le 2,4-D est un herbicide couramment utilisé dans le monde pour lutter contre les espèces de plantes indésirables du groupe des dicotylédones. L’emploi massif de cet herbicide nécessite la connaissance de son spectre écotoxicologique pour mieux ...
Kouakou Gains KPAN KPAN   +4 more
doaj  

De Pléiades à Pléiades Neo : Une analyse de l'amélioration de la restitution 3D

open access: yesRevue Française de Photogrammétrie et de Télédétection
Fort de son expertise en géométrie et en 3D, le Centre National d’Études Spatiales (CNES) développe de nouveaux outils open-source capitalisant une partie de son savoir-faire.
David Youssefi   +5 more
doaj   +1 more source

El mito de pristinidad y los usos efectivos del territorio de la región de Magallanes, Patagonia Chilena: Forestal, minería y acuicultura

open access: yesEstudios Geográficos, 2015
Los métodos de clasificación de usos del suelo en regiones remotas presentan dos serias limitaciones. La primera es la mixtura conceptual de usos con coberturas que no refleja el uso efectivo del territorio.
Luis Inostroza
doaj   +1 more source

Coagulative Granular Hydrogels with an Enzyme Catalyzed Fibrin Network for Endogenous Tissue Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Coagulative granular hydrogels are composed of packed thrombin‐functionalized microgels that catalyze the conversion of fibrinogen into a secondary fibrin network, filling the interstitial voids. This bio‐inspired approach stabilizes the biomaterial to match the robustness of bulk hydrogels without compromising injectability, mimicking the initial ...
Zhipeng Deng   +16 more
wiley   +1 more source

Translational Considerations for Injectable Biomaterials and Bioscaffolds to Repair and Regenerate Brain Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
The repair and regeneration of brain tissue faces both biological and technical challenges. Injectable bioscaffolds offer new opportunities to stimulate tissue regrowth in the brain by recruiting neural stem cells. Here, the translational issues are reviewed that need to be address to advance this promising new therapeutic approach from the bench to ...
Michel Modo, Alena Kisel
wiley   +1 more source

Efficacité des méthodes du génie biologique pour lutter contre l’érosion hydrique des talus marneux de l’autoroute Fès-Taza

open access: yesRevue Marocaine des Sciences Agronomiques et Vétérinaires, 2020
Topographie montagnarde, forts épisodes pluvieux et structure de sol dominée par des matériaux tendres essentiellement des marnes, sont toutes des contraintes environnementales qui ont fait des talus de l’autoroute Fès-Taza une zone très exposée à l ...
Aicha MOUISAT   +5 more
doaj  

Laser‐Assisted Processing and Modification of Bioactive Glasses: A Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser technologies provide powerful tools to process and transform bioactive glasses for advanced biomedical applications. This review discusses laser‐matter interaction mechanisms, laser surface engineering, and laser‐assisted fabrication of scaffolds and nanofibers.
Antonio Riveiro   +8 more
wiley   +1 more source

ong et Développement Agricole Au Burkina Faso: Présence Majeure et Effets Mineurs [PDF]

open access: yes, 1994
This report analyses the effect of NGO participation on Agriculture ...
Alain Piveteau
core  

SiO2‐CaOCME/Poly(Tetrahydrofuran)/Poly(Caprolactone) 3D‐Printed Scaffolds Drive Human‐Bone Marrow Stromal Cell Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
3D printed hybrid scaffolds combining bioactive silica–calcium chemistry with elastic polymers guide human bone stem cells to form bone. The scaffolds support cell survival, organization, and invasion while releasing osteogenic ions. Together, architecture and composition drive bone‐specific gene expression, extracellular matrix organization, and ...
David R. Sory   +3 more
wiley   +1 more source

Home - About - Disclaimer - Privacy