Results 21 to 30 of about 136,509 (322)

Tobacco and end stage renal disease: a multicenter, cross-sectional study in Argentinian Northern Patagonia

open access: yesTobacco Induced Diseases, 2015
Background Smoking and chronic kidney disease are major public health problems with common features -high prevalence and mortality, high cardiovascular risk, gender differences and high prevalence in low income people-, but the link between them is ...
Maria M. Alba   +14 more
doaj   +1 more source

PROCESOS BIOESTRATINÓMICOS ACTUANTES EN KATEPENSAURUS GOICOECHEAI: ANÁLISIS DE FACTORES INTRÍNSECOS Y EXTRÍNSECOS. FORMACIÓN BAJO BARREAL (CRETÁCICO SUPERIOR), PATAGONIA, ARGENTINA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2023
Se analizan los factores intrínsecos y extrínsecos que controlaron la preservación del saurópodo rebaquisáurido Katepensaurus goicoecheai, procedente de la Formación Bajo Barreal (Grupo Chubut-Cretácico Superior) en el centro-sur de Chubut, cuenca del ...
Gabriel A. Casal   +6 more
doaj   +1 more source

A uniform isotopic and chemical signature of dust exported from Patagonia: Rock sources and occurrence in southern environments [PDF]

open access: yes, 2007
Patagonia is considered to be the most important source of dust from South America that is deposited in surrounding areas, and we present here a systematic Sr and Nd isotopic study of sediment currently being exported.
Brunet, Frédéric   +3 more
core   +3 more sources

The pleiotropic transcriptional regulator NlpR contributes to the modulation of nitrogen metabolism, lipogenesis and triacylglycerol accumulation in oleaginous rhodococci [PDF]

open access: yes, 2017
The regulatory mechanisms involved in lipogenesis and triacylglycerol (TAG) accumulation are largely unknown in oleaginous rhodococci. In this study a regulatory protein (here called NlpR: Nitrogen lipid Regulator), which contributes to the modulation of
Alvarez, Hector Manuel   +4 more
core   +1 more source

Study of the formation of Cu-24at.% Al by reactive milling [PDF]

open access: yes, 2015
In this work, powders of Cu and Al were milled with a proportion equal to 24 atomic % Al, using low and medium energy mills. The initial, intermediate and final stages of the resulting powder are analyzed using scanning electron microscopy, X-ray ...
Esquivel, Marcelo Ricardo Oscar   +4 more
core   +1 more source

Magnetic domain wall creep and depinning: A scalar field model approach [PDF]

open access: yes, 2018
Magnetic domain wall motion is at the heart of new magnetoelectronic technologies and hence the need for a deeper understanding of domain wall dynamics in magnetic systems.
Bustingorry, Sebastián   +5 more
core   +3 more sources

Didelphimorphia and Rodentia (Mammalia) from Sierras de Tecka and surrounding areas, northwestern Chubut, Argentina [PDF]

open access: yesCheck List, 2011
The small mammal fauna from northwestern Chubut Province (Argentina) is poorly known. We herein report small mammal assemblages from three new localities: Sierras de Tecka, an extra-Andean system elevated 900 m.a.sl.; Estancia La Mimosa on the Tecka ...
Mauro Schiaffini   +2 more
doaj   +3 more sources

Patagonia [PDF]

open access: yesThe Geographical Journal, 1899
n ...
openaire   +1 more source

Local extinctions in the small mammal's assemblages between late Holocene and historical times in Talagapa mountains (Patagonia, Argentina): The role of land use changes [PDF]

open access: yes, 2016
The aim of this work was to evaluate possible changes in the small mammal composition in the Patagonian arid Extra-Andean steppes between the late Holocene and historical times.
Andrade, Analia, Monjeau, Jorge Adrian
core   +1 more source

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