Results 81 to 90 of about 395,777 (266)

Análise dos efeitos do EDTA e AMPEP sobre o crescimento de Kappaphycus alvarezii (Rhodophyta, Gigartinales) quando submetida à exposição ao cobre [PDF]

open access: yes, 2014
TCC (graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Agrárias. Curso de Engenharia de Aquicultura.Kappaphycus alvarezii é uma alga vermelha com grande potencial comercial, pois possui um ficocoloide, denominado de carragenana, que
Calinowski, Marina Cristina
core  

Disrupted Emergent Properties of the Brain in Schizophrenia: Insight From Integrated Information Decomposition of Resting State fMRI

open access: yesBrain and Behavior, Volume 16, Issue 4, April 2026.
Integrated Information Decomposition reveals altered patterns of brain information processing in schizophrenia, with disrupted synergy, redundancy, transfer, and integration (Φ) linked to cognitive and clinical features. These metrics show potential as interpretable neuroimaging biomarkers for diagnostic classification and understanding the emergent ...
Livio Tarchi   +11 more
wiley   +1 more source

Aislamiento y caracterización de bacterias endosimbióticas procedentes de suelos contaminados por cobre en Chile [PDF]

open access: yes, 2011
El uso intensivo de compuestos de cobre como herbicidas y fungicidas provoca la contaminación de suelos de uso agrícola debido a la acumulación de este metal en las capas más superficiales del suelo.
Baginsky, Cecilia   +5 more
core  

Midwest Racial and Mental Health Disparities in Pregnancy Outcomes Throughout the COVID‐19 Pandemic: A Retrospective Study

open access: yesHealth Science Reports, Volume 9, Issue 4, April 2026.
ABSTRACT Background and Aims Throughout the COVID‐19 pandemic, marginalized racial/ethnic groups were at higher risk of worsening mental health and potentially associated adverse pregnancy outcomes. Prior to COVID‐19, pregnant individuals of marginalized backgrounds were more likely to have smaller neonates for gestational age.
Anna M. Strahm   +2 more
wiley   +1 more source

CAUSA RARA DE ANEMIA MACROCÍTICA E NEUTROPENIA: RELATO DE CASO

open access: yesHematology, Transfusion and Cell Therapy, 2021
Introdução: A hipocupremia manifesta-se como anemia, com ou sem leucopenia e trombocitopenia, pancitopenia ou neutropenia isolada. A depleção de cobre provoca redução da absorção de ferro pelo intestino, diminuição da liberação de ferro pelo sistema ...
NASN Segundo   +6 more
doaj   +1 more source

La industria del cobre en España I. De 1900 a 1975 [PDF]

open access: yes, 2017
Este artículo trata del desarrollo de la metalurgia del cobre en España en el transcurso del siglo XX. El mismo precisa la evolución del comercio exterior de mineral, de concentrados y de cobre y chatarras de este metal entre 1851 y 1980 y muestra que ...
Pascual i Domènech, Pere, 1945-
core   +1 more source

Structure of the North‐Central Chile Subduction Zone From Local Earthquake Tomography

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 4, April 2026.
Abstract The fluid cycle in subduction zones prescribes large parts of its structure and seismogenic behavior. Background seismicity inside the downgoing slab is linked to fluid release from dehydration reactions, whereas fluid overpressure along the plate interface can alter interplate coupling, megathrust earthquakes, and the presence or absence of ...
Nicolás Hernández‐Soto   +8 more
wiley   +1 more source

Accumulation of Heavy Metals in Franciscanas from Buenos Aires Province, Argentina [PDF]

open access: yes, 2002
Marine mammals accumulate heavy metals in their tissues at different concentrations according to trophic levels and environmental conditions. The franciscana (Pontoporia blainvillei) is a small coastal species inhabiting the marine and estuarine areas of
Bastida, R.O.   +4 more
core  

Efecto de la concentración de poliacrilamida sobre la calidad del depósito de cobre obtenido por refino electrolítico

open access: yesRevista de Metalurgia, 2013
El efecto del aditivo poliacrilamida no iónica (PAM), se estudió a nivel de laboratorio, como afinador de grano cristalino en el refino electrolítico del cobre.
J. Aragón   +4 more
doaj   +1 more source

La riqueza regalada a la gran minería del cobre en Chile: Nuevas estimaciones, 2005-2014

open access: yesRevista de la CEPAL, 2018
En este trabajo se estiman las rentas economicas de los diez yacimientos que constituyen la gran mineria privada del cobre en Chile. La metodologia utilizada asegura un calculo conservador e incluye dos correcciones ignoradas en la literatura: el ...
Gino Sturla Zerene   +3 more
semanticscholar   +1 more source

Home - About - Disclaimer - Privacy