Results 101 to 110 of about 696,449 (337)

Impact of organic pollutants on phenotype and gene expression in human breast cancer cells

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Human exposure to industrial chemical compounds is widespread and, although often beneficial, prolonged contact may contribute to disease development, including cancer. While many studies have shown organic pollutants (OP) are cytotoxic, few have explored how long‐term exposure alters cell phenotype.
Camila Confortin   +7 more
wiley   +1 more source

Assessment of broiler chicken welfare in Southern Brazil [PDF]

open access: yes, 2016
Scientific literature on broiler chicken welfare in Brazilian industrial systems is scarce. This study aimed at assessing broiler chicken welfare on industrial farms in the State of Rio Grande do Sul, Southern Brazil, using the Welfare Quality (R ...
Federici, JF   +5 more
core   +3 more sources

Exploring portable NIR spectroscopy in transmittance and reflectance modes for the authentication of Brazilian coffees with geographical indications

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Geographical indications (GIs) certify the link between coffee origin and quality, enabling premium pricing and protecting producers. However, the high market value of GI coffees increases their vulnerability to fraud, underscoring the need for reliable and practical authentication methods.
Leticia Tessaro   +4 more
wiley   +1 more source

An annotated list of Symmachia Hübner, [1819] (Lepidoptera: Riodinidae: Symmachiini) from Parque Nacional da Serra do Divisor, Acre, Brazil, with the description of a new species [PDF]

open access: yes, 2013
We provide an illustrated list of species belonging to the genus Symmachia Hübner, [1819] (Lepidoptera: Riodinidae: Symmachiini) collected during an expedition conducted between September 10-21, 2011 in the northern part of the Parque Nacional da Serra ...
Casagrande, Mirna Martins   +4 more
core  

Age and growth of Zapteryx brevirostris (Elasmobranchii: Rhinobatidae) in southern Brazil [PDF]

open access: yes, 2018
Age and growth studies are fundamental to successful fisheries management. Zapteryx brevirostris (Muller & Henle, 1841) is distributed off the Brazilian continental shelf and this species is assessed as "Vulnerable" in the Red List of the International ...
Carmo, Wanessa P. D.   +2 more
core   +4 more sources

Electrospun encapsulation of grape pomace extract: in vitro antioxidant, anti‐inflammatory, and antihyperglycemic properties

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND The escalating prevalence of lifestyle‐ and aged‐related conditions, including diabetes, chronic inflammation, and cardiovascular disorders, underscores the urgent need for natural therapies. Such alternatives should offer reduced side effects compared to conventional pharmaceuticals while playing a proactive role in disease ...
Estefani Tavares Jansen   +6 more
wiley   +1 more source

De 1995 a 2002: um mapeamento da elite política paranaense

open access: yesRevista Espaço Acadêmico, 2009
Na tentativa de mapear as elites paranaenses, “Quem Governa? – Um estudo das elites políticas do Paraná” (2007), é uma coletânea de artigos publicados pela Editora da Universidade Federal do Paraná, UFPR.
Tiago Valenciano
doaj  

Hyphessobrycon nicolasi (Teleostei: Characidae) a new species from the Uruguay River basin in the Mesopotamian Region, Argentina [PDF]

open access: yes, 2010
Hyphessobrycon nicolasi is described from the Uruguay River basin in the Mesopotamian Region, Entre Ríos, Argentina. The new species can be distinguished from all congeners by the presence of a well-defined oblique and marginal black stripe on each lobe ...
Lopez, Hugo Luis   +1 more
core   +3 more sources

Moderate Fire Temperatures Affect the Structure of Clayey Oxisol Aggregates

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Wildfires have become increasingly frequent and intense worldwide, raising concerns about their impacts on soil systems. However, the thermal responses of clay‐rich Oxisols, dominated by Fe and Al oxides, remain poorly understood. In this study, samples from the 0 to 5 cm layer of six Oxisols were subjected to controlled heating at ...
Yasmmin Tadeu Costa   +5 more
wiley   +1 more source

Feeding Biology of Pectoral Sandpiper Calidris Melanotos (Birds: Scolopacidae) In the Floodplain of the Paraná River, Argentina [PDF]

open access: yes, 2010
This study focuses upon the nourishing biology of the Pectoral Sandpiper at the floodplain of the Paraná river during  spring and summer. Trophic spectrum, feeding selectivity and efficiency, extent of the trophic niche, circadian rhythm of feeding ...
Bagnarol, Mónica   +4 more
core  

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