Results 61 to 70 of about 183,630 (184)

Fossil Geyserite and Testate Amoebae in Geothermal Spring Vent Pools: Paleoecology and Variable Preservation Quality in Jurassic Sinter of Patagonia (Deseado Massif, Argentina)

open access: yesGeobiology, Volume 22, Issue 5, September/October 2024.
ABSTRACT Geyserite is a type of terrestrial siliceous hot spring deposit (sinter) formed subaerially in proximal vent areas, with near‐neutral pH, alkali chloride discharge fluids characterized by initial high temperatures (~73°C to up to 100°C) that fluctuate rapidly in relation to dynamic hydrology, seasonality, wind, and other environmental ...
Ana Julia Sagasti   +5 more
wiley   +1 more source

Biomechanical evidence suggests extensive eggshell thinning during incubation in the Sanagasta titanosaur dinosaurs [PDF]

open access: yesPeerJ, 2018
The reproduction of titanosaur dinosaurs is still a complex and debated topic. Their Late Cretaceous nesting sites are distributed worldwide and their eggs display substantial morphological variations according to the parent species.
E. Martín Hechenleitner   +4 more
doaj   +2 more sources

Parasitism of Eucharitidae (Hymenoptera: Chalcidoidea) on Ectatomma brunneum (Formicidae: Ectatomminae) in Argentina: review of biological aspects [PDF]

open access: yes, 2013
En este trabajo se hace una revisión de la biología de los eucarítidos parasitoides de Ectatomma brunneum. Se dá a conocer un nuevo registro de parasitoidismo para Kapala sp., y una nueva planta hospedadora para Dicoelothorax platycerus.A review of the ...
Fidalgo, Alberto Antonio P.   +1 more
core  

Modeling the current and future habitat suitability of Neltuma pallida in the dry forest of northern Peru under climate change scenarios to 2100

open access: yesEcology and Evolution, Volume 14, Issue 8, August 2024.
The objective of this research was to evaluate the current and future distribution and conservation status of Neltuma pallida in the Peruvian dry forest under climate change scenarios over the last few years. The findings indicated that the likely range of habitats for N. pallida was shaped by factors such as the average temperature of wettest quarter,
Elgar Barboza   +11 more
wiley   +1 more source

Conocimientos, percepciones y prácticas de personal de salud en la detección de sintomáticos respiratorios en una región de muy alto riesgo de trasmisión de tuberculosis en el Perú

open access: yesAnales de la Facultad de Medicina, 2016
Introducción. Tacna es una región de muy alto riesgo de transmisión de tuberculosis. Sin embargo, se ha encontrado que el rendimiento diagnóstico de la baciloscopia en sus establecimientos de salud es del 1,5%. Objetivo.
Franco Ronald Romani Romani   +3 more
doaj   +1 more source

Identificación temprana de “cocleopatías subyacentes”, en adolescentes, a través de audiometría en el rango extendido de alta frecuencia y otoemisiones acústicas [PDF]

open access: yes, 2013
La presente investigación se enmarca dentro del Programa de Conservación y Promoción de la Audición en Adolescentes implementado en el CINTRA. Tuvo como finalidad la identificación de cocleopatías subclínicas en adolescentes, a causa de exposición a ...
Abraham, Mónica   +9 more
core  

Consumer insights into the at‐home liking of commercial beers: Integrating nonvolatile and volatile flavor chemometrics

open access: yesFood Science &Nutrition, Volume 12, Issue 6, Page 4063-4075, June 2024.
Most liked beers (Pilsners and Munich Dunkel) contained higher fusel alcohol esters linked to fruity aromatic notes. Consumers penalized top fermentation beers characterized by higher concentrations of bitter molecules and hordenine. Light‐colored and medium‐height foam were the highest scored sensory visual attributes.
Perla A. Ramos‐Parra   +10 more
wiley   +1 more source

Vacunación contra el virus de la hepatitis B en recién nacidos de mujeres peruanas participantes de la Encuesta Demográfica y de Salud Familiar, 2016

open access: yesAnales de la Facultad de Medicina, 2018
Introducción. El esquema nacional de vacunación del Perú incluye la vacuna contra hepatitis B en recién nacidos; la Organización Mundial de Salud ha establecido metas para la cobertura de dicha vacunación.
Joel Christian Roque Henriquez   +2 more
doaj   +1 more source

Comunidades de aprendizaje de ingeniería para un proceso de transferencia tecnológica internacional [PDF]

open access: yes, 2016
Se presentan los resultados de la sistematización de una experiencia vinculada a un proyecto para una nueva siderúrgica venezolana en el marco de un proceso de Transferencia Tecnológica Internacional (TTI).
Cova, Milagros Isabel   +2 more
core   +2 more sources

Colour perception develops throughout childhood with increased risk of deficiencies in children born prematurely

open access: yesActa Paediatrica, Volume 113, Issue 2, Page 259-266, February 2024.
Abstract Aim To quantify the impact of prematurity on chromatic discrimination throughout childhood, from 2 to 15 years of age. Methods We recruited two cohorts of children, as part of the TrackAI Project, an international project with seven different study sites: a control group of full‐term children with normal visual development and a group of ...
Victoria Pueyo   +33 more
wiley   +1 more source

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