Results 21 to 30 of about 666,855 (310)

Kinetic study and removal of contaminants in the leachate treatment using subsurface wetlands at pilot scale

open access: yesRevista Ion, 2018
The treatment of stabilized leachate from the Curva de Rodas landfill site in Medellin, Colombia, was evaluated using horizontal subsurface flow constructed wetlands (HSSF) planted with Phragmites australis at pilot scale.
Fabián A. Úsuga   +3 more
doaj   +1 more source

Identification of serum protein biomarkers for pre‐cancerous lesions associated with pancreatic ductal adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This work identified serum proteins associated with pancreatic epithelial neoplasms (PanINs) and early‐stage PDAC. Proteomics screens assessed genetically engineered mice with abundant PanINs, KPC mice (Lox‐STOP‐Lox‐KrasG12D/+ Lox‐STOP‐Lox‐Trp53R172H/+ Pdx1‐Cre) before PDAC development and also early‐stage PDAC patients (n = 31), compared to benign ...
Hannah Mearns   +10 more
wiley   +1 more source

Evaluación de la acumulación de cadmio en células de tomate de árbol a través de detección electroquímica indirecta de péptidos ricos en cisteína

open access: yesinfoANALITÍCA, 2018
Mediante la generación electroquímica de yodo se evalúa la acumulación de Cd(II) por células de tomate de árbol (Solanum Betaceum) a través de la detección de péptidos ricos en cisteína, compuestos sintetizados por la planta cuando está contaminada con ...
Marjorie Montero-Jimenez   +4 more
doaj   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

Evaluación de la técnica modificada de Dennis para el diagnóstico de fasciolosis bovina

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2016
Introducción. La fasciolosis bovina genera cuantiosas pérdidas económicas, que en Colombia se estiman en COP$12.483 millones anuales, y tiene una prevalencia de 25 % en vacunos lecheros. La enfermedad se diagnostica mediante pruebas parasitológicas.
Stefanya Correa   +3 more
doaj   +1 more source

Emissions de compostos orgànics volàtils (COVs) associats al compostatge de residus urbans [PDF]

open access: yes, 2014
El procés de compostatge permet estabilitzar la matèria orgànica per tal que tingui una sortida com a fertilitzant orgànic i obtenir un material que tanqui el cicle de la matèria orgànica.
Sanchez, Antoni
core   +1 more source

El problema con las potestades de fiscalización ambiental: ¿dèjá vu? [PDF]

open access: yes, 2017
The fire at the Santa Marta landfill revealed a serious problem about the control of environmental permits in facilities. An interpretation of the environmental re-form which holds that the SMA has sole and exclusive supervisory powers over the envi ...
Hernández Riera, José A.
core   +2 more sources

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Documentación y actualización de los requisitos de la norma NTC ISO 14001, e integración a los demás sistemas de gestión en la Empresa Aguas y Aguas de Pereira [PDF]

open access: yes, 2010
El presente trabajo denominado documentación y actualización de los requisitos de la norma ISO 14001, e integración a los demás sistemas de gestión en la Empresa Aguas y Aguas de Pereira se realizo en el marco de la norma NTC ISO 14001:2004 y se ...
Castaño Campo, Lina María   +1 more
core  

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

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