Results 91 to 100 of about 28,306 (248)

A Two-Stage Semiempirical Model for Satellite-Derived Bathymetry Based on Log-Ratio Reflectance Indices

open access: yesGeomatics
Accurate bathymetric information is crucial for coastal management, navigation, and ecosystem monitoring, yet conventional hydrographic surveys are costly and logistically demanding.
Felivalentín Lamas-Torres   +3 more
doaj   +1 more source

Maternal overweight and obesity during pregnancy and sex‐dependent dysregulation of the materno‐fetal stress axis

open access: yesInternational Journal of Gynecology &Obstetrics, EarlyView.
Abstract Objective Maternal obesity and excess gestational weight gain (GWG) are linked to adverse perinatal outcomes, potentially via disruption of the maternal–fetal stress axis. Placental HSD11B2 protects the fetus from excess glucocorticoids and may influence fetal programming during maternal metabolic stress.
Thorsten Braun   +13 more
wiley   +1 more source

Reducing CO2 Emissions by Off-Grid Photovoltaic Systems: A Case Study in the Departamento del Magdalena - Colombia

open access: yesInternational Journal of Energy Economics and Policy
This paper presents projections on the reduction of CO2 emissions through the implementation of off-grid PV systems on 33 farms located in rural areas of the Departamento del Magdalena, where horticultural activities are performed by small local producers.
Carlos Robles-Algarín   +2 more
openaire   +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

Assessing Metabolic and Reproductive Consequences of Prenatal Paracetamol Exposure in Female CD1 Mice

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Paracetamol is a widely used analgesic during pregnancy; however, emerging evidence suggests it may act as an endocrine/metabolism disrupting compound. Using an F1 female CD1 mouse model, this study scrutinized the long‐term metabolic and reproductive consequences linked to intrauterine paracetamol exposure.
Bita Entezari   +7 more
wiley   +1 more source

Towards a systemic assessment of environmental impact (SAEI) regarding alternative hydrosedimentological management practice in the Canal del Dique, Colombia

open access: yesIngeniería e Investigación, 2013
The Canal del Dique, located on the Colombian Caribbean Coast, can be seen as an "artificial" branch of the River Magdalena. Since its inception in 1650, it has undergone a series of interventions aimed at optimising river navigation between Cartagena ...
Leonel Vega Mora   +2 more
doaj  

Patterns of psychopathology and personal strengths among youth in psychiatric care

open access: yesJCPP Advances, EarlyView.
Abstract Background The American Academy of Pediatrics and the American Academy of Child and Adolescent Psychiatry have declared a National State of Emergency in Children's Mental Health, calling for improved approaches to address youth mental health.
Logan R. Cummings   +78 more
wiley   +1 more source

Rubber tapping system effect on the productivity of Hevea brasiliensis in the Colombian Middle Magdalena

open access: yes, 2017
Los sistemas de sangría con estimulación se usan para minimizar costos y aumentar la producción de látex. Por ello, se evaluaron sistemas de sangría con diferentes frecuencias con y sin estimulación con Ethrel® y niveles de fertilización en un cultivo del FX3864 de Hevea brasiliensis de 9 años de edad en Barrancabermeja, Santander. El estudio
Rojas M., Jairo   +4 more
openaire   +1 more source

The effect of bioactive membrane in alveolar ridge preservation: A double‐blind randomized clinical trial

open access: yesJournal of Periodontology, EarlyView.
Abstract Background This randomized controlled trial aims to evaluate alveolar ridge preservation (ARP) with or without a biologically active amnion–chorion membrane (BACM). Methods Thirty patients requiring tooth extraction in the esthetic zone were randomly assigned to 2 groups.
Magdalena Orlowska   +8 more
wiley   +1 more source

Three new species of Hemibrycon (Characiformes: Characidae) from the Magdalena River Basin, Colombia

open access: yesRevista de Biología Tropical, 2013
Fish biodiversity of aquatic ecosystems is highly threatened by different economic activities driven by human populations, and its description is increasingly a priority.
César Román-Valencia   +4 more
doaj  

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