Results 31 to 40 of about 24,735 (221)

The collective application of shorebird tracking data to conservation

open access: yesConservation Biology, EarlyView.
Abstract Addressing urgent conservation issues, such as the drastic declines of North American migratory birds, requires creative, evidence‐based, efficient, and collaborative approaches. The abundance of over 50% of monitored North American shorebird populations has declined by over 50% since 1980. To address these declines, we developed a partnership
Autumn‐Lynn Harrison   +71 more
wiley   +1 more source

Patch Test Results With Additions to the European Baseline Series, 2021/22—Joint European Results of the ESSCAA and the EBSB Working Groups of the ESCD, and the GEIDACC

open access: yesContact Dermatitis, EarlyView.
ABSTRACT Background Allergens are periodically added to the European Baseline Series (EBS) to audit their value in consecutive patch testing. Objectives To present results of audit allergens tested in consecutive patients in 54 departments in 13 European countries during 2021 and 2022.
Wolfgang Uter   +68 more
wiley   +1 more source

Los epidioxiesteroles con actividad antileishmania de la esponja marina Colombiana Ircinia campana son productos de oxidación de los esteroles naturales 5,7 [PDF]

open access: yes, 2007
: Marine sponges of the genus Ircinia are known to contain several classes of metabolites, some of them with interesting biological activities as furanesesterterpenes, polyprenylated hydroquinones, macrolides, sulfur containing terpenoids, and steroids
Márquez Fernández, Diana Margarita   +1 more
core  

Linking eBird data with high spatiotemporal remote sensing products to estimate occupancy of bird populations across the island of Ireland

open access: yesIbis, EarlyView.
The vast increase in biodiversity data generated through citizen science initiatives, alongside a growing suite of remote sensing products and advanced modelling tools, has opened new avenues for rapidly, accurately and efficiently monitoring species trends to inform conservation, management and policy.
Ramiro D. Crego   +7 more
wiley   +1 more source

The Search for New Antimicrobial Agents, by Site-Selective Peptide Modification

open access: yesProceedings, 2017
Antimicrobial peptides (AMPs) have been used by animals and plants for millions of years for defence against pathogens, and present important advantages as potential drugs, such as a broad spectrum of activity, no induction of resistances, and synergic ...
Alicia Boto   +5 more
doaj   +1 more source

‘I'm Dead!’: Action, Homicide and Denied Catharsis in Early Modern Spanish Drama

open access: yesRenaissance Studies, EarlyView.
Abstract In early modern Spanish drama, the expression ‘¡Muerto soy!’ (‘I'm dead!’) is commonly used to indicate a literal death or to figuratively express a character's extreme fear or passion. Recent studies, even one collection published under the title of ‘¡Muerto soy!’, have paid scant attention to the phrase in context, a serious omission when ...
Ted Bergman
wiley   +1 more source

Atlas geográfico del medio ambiente y recursos naturales (Edición 2010) [PDF]

open access: yes, 2010
La Secretaría de Medio Ambiente y Recursos Naturales (SEMARNAT) es la dependencia del Gobierno Federal encargada de promover la protección, restauración y conservación de los ecosistemas y los recursos naturales de México, y propiciar su aprovechamiento ...
Secretaría de Medio Ambiente y Recursos Naturales (SEMARNAT)
core  

Chemistry of natural products [PDF]

open access: yes, 2020
RESUMEN: El texto presente, es una recopilación actualizada de las notas y documentos que durante más de 30 años el autor ha desarrollado como profesor en la Facultad de Ciencias Farmacéuticas y Alimentarias, de La Universidad de Antioquia.
Martínez Martínez, Alejandro
core  

D005, nuevo ingrediente activo obtenido a partir de los frutos de Acrocomia crispa

open access: yesRevista CENIC Ciencias Químicas, 2015
Los frutos de las palmas (familia Arecaceae) constituyen un importante recurso oleaginoso, tanto para la producción de aceites y grasas comestibles como para las industrias farmacéutica y cosmética.
Roxana de la Caridad Sierra-Pérez   +6 more
doaj  

SmartTur+ECO: A Multimodal Conversational Recommender System Integrating Virtual Reality and Gamification for Smart Tourism

open access: yesExpert Systems, Volume 43, Issue 9, September 2026.
ABSTRACT This paper presents SmartTur+ECO, a system for tourist attractions that integrates conversational recommendation systems (CRS), virtual reality (VR) and gamification. It efficiently gathers trip data and elicits user preferences through interactions with a chatbot, addressing the user‐cold start problem common in tourism.
Juan Carlos Carrillo   +6 more
wiley   +1 more source

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