Results 81 to 90 of about 107,900 (317)

VARIACIÓN ESTACIONAL DE LAS ASCOSPORAS DE Helicogermslita (XYLARIACEAE) EN LA ATMÓSFERA DE BAHÍA BLANCA, ARGENTINA.

open access: yesPolibotánica, 2020
Helicogermslita (Xylariaceae, Ascomycota) se caracteriza por poseer ascosporas cuyo carácter distintivo es su surco germinativo en forma de ranura helicoidal que va de un extremo a otro con dos o más giros visibles en la superficie.
Maria Gariela Murray
doaj  

Pregnancy‐ and lactation‐associated osteoporosis: A position statement of the IAPM, IOF, ECTS, ESCEO, IMS, and EMAS

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Pregnancy‐ and lactation‐associated osteoporosis (PLO) is a syndrome characterized by fragility fractures (most commonly vertebral, often multiple) occurring in late pregnancy or the early postpartum period. This position statement summarizes the current knowledge of PLO, and the recommended procedure for assessment, diagnosis and treatment ...
Peyman Hadji   +20 more
wiley   +1 more source

¿El aire es materia? Desarrollo de las prácticas científicas para superar barreras en el aprendizaje de las ciencias

open access: yesRevista de Enseñanza de la Física
Esta investigación presenta una secuencia de actividades para trabajar el concepto de materia en educación secundaria con alumnado del Programa de Aprendizaje Inclusivo en Aragón (España).
Jorge Pozuelo Muñoz
doaj   +1 more source

Enviromics crosstalk between internal and external plant environments for enhanced adaptation and de novo domestication

open access: yesiMeta, EarlyView.
Climate change demands accelerated plant adaptation and de novo domestication. Yet current enviromics focuses disproportionately on external environments, neglecting internal dynamics—gene expression, metabolic flux, and signal transduction—within predictive envirotyping frameworks.
Lin‐An Zhang   +8 more
wiley   +1 more source

Estimación de la influencia de las emisiones vehiculares en la concentración del PM2.5. Medellín, Colombia 2009-2011

open access: yesRevista Politécnica
Este trabajo permite divulgar metodologías aplicadas para la estimación de la contribución de diferentes fuentes de emisión sobre la calidad del aire, a partir de datos históricos de caracterización del PM2.5 en la ciudad de Medellín, entre 2009 y 2011 ...
Miriam Gomez-Marin   +3 more
doaj   +1 more source

Health Biomarkers of Pesticide Exposure in Rural Populations of Santa Fe, Argentina: Oxidative Stress and Genotoxicity

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT The present study aimed to quantify pesticide residues in environmental matrices and plasma and to evaluate their potential effects on oxidative stress and DNA damage in rural populations of Santa Fe province. Soil and rainwater samples were collected, and biological samples and semistructured surveys were obtained from volunteers in three ...
María Priscila Dechiara   +4 more
wiley   +1 more source

INVENTARIO DE EMISIONES ATMOSFÉRICAS PROVENIENTES DE FUENTES FIJAS DE COMBUSTIÓN DEL PARQUE INDUSTRIAL DEL CANTÓN CUENCA-ECUADOR

open access: yesRevista Centro Azúcar, 2018
En la actualidad la estimación de las emisiones atmosféricas desde fuentes fijas de combustión es una necesidad en la gestión de la calidad del aire urbano de la ciudad de Cuenca, con la finalidad de disponer de la información del inventario de emisiones
Diana Moscoso Vanegas   +2 more
doaj  

Eye Darkening Under Dehydration Stress in the Neotropical Frog Boana punctata (Schneider, 1799)

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
Dehydration induces a strong and partially reversible increase in iris pigmentation in the Neotropical frog Boana punctata. The tight relationship between iris darkening and hydration state identifies ocular pigmentation as a simple, non‐invasive physiological biomarker with broad potential for assessing hydric stress in amphibian populations ...
Ricardo Reques   +5 more
wiley   +1 more source

Knowledge and practice regarding eosinophilic gastrointestinal disorders other than eosinophilic esophagitis among pediatric gastroenterologists of the Latin American Society for Pediatric Gastroenterology, Hepatology, and Nutrition

open access: yesJPGN Reports, EarlyView.
Abstract Objective Evaluating clinical practices in the management of non‐esophageal eosinophilic gastrointestinal disorders (non‐EoE EGIDs) among pediatric gastroenterologists in Latin America. Methods A cross‐sectional descriptive study was conducted using a survey distributed via the REDCap platform.
Sofia Paz   +17 more
wiley   +1 more source

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