Results 111 to 120 of about 26,063 (307)

Coluvionary and torrential deposits of the northoriental sector of Lugo (Galicia) [PDF]

open access: yes, 1990
[Resumen] En esta comunicación se estudian algunas formaciones detríticas del sector nororiental de Lugo (Galicia). Estos depósitos representan acumulaciones coluviales de vertientes y torrenciales de fondo de valle; desde el punto de vista litológico ...
Asensio Amor, I.   +1 more
core   +1 more source

Marine Isotope Stage 4 glaciation in northern England, UK: Evidence from Victoria Cave, North Yorkshire

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Victoria Cave, north Yorkshire, England, contains a long sequence of Pleistocene clastic sediments and calcite flowstones. Earlier work, using U–Th dating, established that the flowstone units formed in interglacial stages corresponding to Marine Isotope Stages (MIS) 13, 11, 9, 7 and 5.
Tom C. Lord   +7 more
wiley   +1 more source

Extinct mammals from the Pleistocene Calama Basin (Second Region, Chile). New records and old collections [PDF]

open access: yes, 2010
Se presentan los resultados del análisis taxonómico y tafonómico del registro de mamíferos fósiles depositados en el Museo de Historia Natural y Cultural del Desierto de Atacama.
López Mendoza, Patricio   +4 more
core  

Clinical Features and Dental Pathologies in Maxillary Sinus Fungal Balls and Odontogenic Sinusitis

open access: yesThe Laryngoscope, EarlyView.
This international, multicenter study compared clinical and dental characteristics of maxillary sinus fungal balls (MSFB), odontogenic MSFB (MSFBO), and odontogenic sinusitis (ODS). When MSFB and MSFBO were compared, MSFBO was associated with extruded root canal material and dental implant protrusion; when MSFBOs and ODS were compared, ODS was ...
Eunice Im   +32 more
wiley   +1 more source

Biodegradable Dual‐Material 4D‐Printed Scaffolds With Tunable PLA/PEG Ratios for Mandibular Bone Regeneration

open access: yesPolymer Engineering &Science, EarlyView.
Schematic representation of the fabrication and application concept of biodegradable dual‐material 4D‐printed PLA/PEG scaffolds for mandibular bone regeneration. ABSTRACT In this study, biodegradable dual‐material 4D‐printed scaffolds with tunable poly(lactic acid)/poly(ethylene glycol) (PLA/PEG) ratios were designed, fabricated, and systematically ...
Meltem Eryildiz
wiley   +1 more source

Assessing the Health Impacts of Contaminants on Green Turtles (Chelonia mydas) Along the Southern Coast of Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Chemical pollutants pose a significant threat to marine ecosystems. Among these contaminants are trace elements and polycyclic aromatic hydrocarbons (PAH). Green turtles can be employed to evaluate the oceans' health due to their coastal habitats and exposure to multiple threats.
Camila Roberta da Silva Ribeiro   +6 more
wiley   +1 more source

Prevalence and factors associated with dental erosion in individuals aged 12–30 years in a northeastern Brazilian city

open access: yesClinical, Cosmetic and Investigational Dentistry, 2017
Luanda Cristina O Luciano,1 Meire Coelho Ferreira,2 Marco Aurelio Paschoal2 1Dentistry Program, Facimp Devry, Imperatriz, 2Post Graduate Program in Dentistry, CEUMA University, São Luís, Brazil Background/Purpose: Dental erosion in young ...
Luciano LC, Ferreira MC, Paschoal MA
doaj  

Comportamiento clínico a 3 meses de dos resinas bulk-fill en lesiones ocluso-proximales en comparación con una resina compuesta convencional [PDF]

open access: yes, 2017
Tesis (Cirujano Dentista)Objetivo: Evaluar el comportamiento clínico a 3 meses de dos resinas Bulk-Fill (RBK), según criterios FDI en lesiones ocluso-proximales.
Faúndez Parra, Carolina Solange   +1 more
core  

Assessing the accuracy of field‐based versus laboratory methods for determining the age of roe deer

open access: yesWildlife Biology, EarlyView.
Accurate age determination in roe deer Capreolus capreolus is essential for selective harvesting and informed population management, yet field‐based methods widely used by hunters remain imprecise. This study compared field‐based and laboratory age determination methods in 204 harvested roe deer, categorized by sex and habitat type (forest versus open ...
Michael Manton   +4 more
wiley   +1 more source

Contribuciones al conocimiento geológico del Delta del Paraná y alrededores [PDF]

open access: yes, 1961
Los elementos esenciales de la composición estratigráfica y los rasgos tectónicos del Delta son considerados en este trabajo como base para comprender la evolución de su estructura y los caracteres de su paisaje en el momento ...
Groeber, Pablo
core  

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