Results 31 to 40 of about 16,789 (141)
Antioxidant Activities of Pentacyclic Triterpenes From Melipona beecheii Propolis and Their Semisynthetic Derivatives. [PDF]
Chem BiodiversM. beecheii propolis contains eleven identified PTs, including germanicone and glutinol, reported for the first time in this material. Antioxidant assays reveal Fe(III)‐reducing activity at an effective concentrations lower than DPPH radical‐scavenging activity.
Santana-Hernández A +7 more
europepmc +2 more sources
Otolaryngology–Head and Neck Surgery, EarlyView.Abstract Objective Injection laryngoplasty is a standard‐of‐care intervention for unilateral vocal fold paralysis (UVFP), offering minimally invasive medialization with limited durability. We evaluated a regenerative injectable approach integrating an immunotolerant scaffold‐forming collagen (Oligomer) with autologous motor‐endplate expressing (MEE ...
Gabriel G. Sobczak +9 more
wiley +1 more source
From mainland to islands: the evolution of resistance and tolerance to herbivory in long‐lived oaks
Oikos, EarlyView.Island biogeography theory predicts that island plants should exhibit reduced defences compared with their mainland relatives due to relaxed herbivory pressure. However, growing empirical evidence challenges this prediction, revealing substantial variation among systems, plant lineages and defence types.
Irene Virseda +16 more
wiley +1 more source
Caracterización hidrológica de la región costera noroccidental del estado de Yucatán, México
Investigaciones Geográficas, 2006 Se realizó una clasificación del territorio noroccidental del estado de Yucatán, basado en un enfoque físico-geográfico que considera la cuenca hidrogeológica de Chicxulub como unidad de planificación y desarrollo.
Eduardo Batllorii-Sampedro +3 more
doaj
Situación actual del mercado de los principales rubros de exportación del estado de Yucatán
Revista de Economía, 2010 El objetivo del proyecto de donde se deriva este articulo fue caracterizar y determinar las tendencias de las principales variables del mercado mundial de los rubros de exportación más importantes del estado de Yucatán y detectar oportunidades a futuro ...
Manuel Jesus Caro Encalada +2 more
doaj +1 more source
frontiermetrics: An R Package for Characterizing Deforestation Frontiers
Remote Sensing in Ecology and Conservation, EarlyView.Deforestation frontiers are major drivers of biodiversity loss, carbon emissions, and ecosystem degradation, yet our understanding of how deforestation progresses in these frontiers is limited. We present frontiermetrics, an R package to quantify a range of metrics describing the speed, severity, and spatio‐temporal patterns of forest loss. The package
Pablo Yair Huais +5 more
wiley +1 more source
Distribución espacial de la marginación urbana en la ciudad de Mérida, Yucatán, México
Investigaciones Geográficas, 2012 Este artículo analiza la distribución espacial de la marginación en la ciudad de Mérida, los resultados obtenidos muestran que este fenómeno se puede identificar en toda la ciudad, sin embargo, varía la frecuencia.
Gerardo García Gil +2 more
doaj
Does Carbon Intensity Affect the Cost of Equity? An Empirical Study From Mexico
Sustainable Development, EarlyView.ABSTRACT Climate change poses significant risks for companies, particularly in emerging countries like Mexico, where sustainability perceptions are evolving. This study analyzes how carbon emissions affect the cost of equity capital (CoE) for Mexican firms.
Guillermo Pérez‐Elizundia +2 more
wiley +1 more source
Latin American Literary ReviewEste artículo es una reseña de libro. El libro de Castro Ricalde silencia cualquier duda sobre el interés, el porqué, o la relevancia de explorar el cine desde y en Yucatán; tampoco es un estudio maniqueo que busca consagrar y encerrar lo específico ...
Margaret Shrimpton Masson
doaj +1 more source
Austral Journal of Veterinary Sciences, 2017 Leptospira spp. is a spirochete bacteria, causal agent of leptospirosis, zoonotic disease endemic in México that represents a serious public health and veterinary problem. Rodents are recognised as the most important reservoirs of this bacteria, which is
Marco A. Torres-Castro +11 more
doaj +1 more source