División de Ciencias Ambientales: Envíos recientes
Mostrando ítems 41-60 de 454
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Factores ecológicos que inhiben la regeneración natural de los encinos en áreas degradadas de San Luis Potosí
(2023-06-20)"Los encinos son árboles o arbustos del género Quercus de la familia Fagaceae, que influye en la dinámica y productividad de los ecosistemas. En México, se encuentran ampliamente distribuidos en las regiones semiáridas, ... -
Dispersal of Dioon edule cycad seeds by rodents in a tropical oak forest in Mexico
(PAGEPress, 2021)"Predation of seeds of the cycad Dioon edule Lindl. by Peromyscus mexicanus (Saussure, 1860) has been previously documented, demonstrating that the seeds’ toxins are not harmful when combined with a varied diet. However, ... -
Remoción de plomo a través de su precipitación con sulfuro biogénico empleando un reactor de biopelícula en membranas
(2023)"La contaminación de agua por metales es uno de los problemas ambientales que ha conducido al desarrollo de una gran cantidad de tecnologías para su tratamiento y reutilización. El reactor de biopelícula en membranas ... -
Efectos de la estructura vegetal, temporalidad y tipo de manejo sobre la diversidad, abundancia y estado de salud en aves invernales de pastizal en el altiplano mexicano
(2022-11-29)"Los pastizales son ecosistemas que soportan una diversidad de aves migratorias, incluyendo poblaciones en declive. Aunque proveen hábitat para estas especies, son uno de los ecosistemas más amenazados debido a las actividades ... -
Critical factors to increase hydrogen production in continuous dark fermentation reactors
(2022-08-29)"Actualmente la fermentación oscura es el método biológico más investigado para la producción de gas hidrógeno (H2). Este proceso lo realizan microorganismos anaerobios y facultativos que catalizan sustratos con alto ... -
Immobilization of bimetallic oxyhydroxides on graphitic matrices to remove arsenate and fluorides from water
(2022-06-28)"The excess of arsenic and fluoride in the water has led to serious health problems, which is why they are considered a priority pollutant to be eliminated from drinking water by the World Health Organization (WHO). Various ... -
Electroadsorción de fluoruros por electrodos de carbón activado modificados con Lantano(III)
(2022)"El consumo crónico de fluoruro en agua por encima de estándares internacionales implica degeneración dela salud. La electroadsorción en un acercamiento interesante para el tratamiento de agua con bajas concentraciones de ... -
Synthesis and adsorption performance of a biochar improved with carbon nanostructures for fast gasoline emissions removal
(2022-05-30)"Considering the environmental and economic importance of recovery and reuse of gasoline emissions, this thesis explored the adsorption of volatile organic compounds (VOCs) from gasoline on a macroporous biochar/carbon ... -
Densidad de semillas y plántulas de Zanthoxylum fagara en México y Zanthoxylum coco en Argentina: influencia de plantas bajo las cuales ocurren y borde de la vegetación
(Sociedad Botánica de México, 2021)"Antecedentes: La distribución de plantas depende de dispersores que transportan semillas a hábitats adecuados y de plantas que faciliten o inhiban germinación y establecimiento. Es importante conocer cómo estos factores ... -
Correlation among vegetative and reproductive variables in wheat under a climate change simulation
(Instituto Agronômico de Campinas, 2021)"Based on climate change scenarios predicted for northwestern Mexico, an experiment was carried out during the 2016- 2017 and 2017-2018 crop cycles, under field conditions in wheat, in the Yaqui Valley, Sonora, Mexico. The ... -
Shared pollinators and sequential flowering phenologies in two sympatric cactus species
(Meise Botanic GardenRoyal Botanical Society of Belgium, 2021)"Background and aims – The reproductive characteristics of sympatric Cactaceae are important because they help to understand interfering or facilitating mechanisms that allow their coexistence. Globose Cactaceae show ... -
A global assessment of the potential distribution of naturalized and planted populations of the ornamental alien tree
(Pensoft Publishers, 2021)"The Peruvian Peppertree (Schinus molle L.) is an evergreen tree native to semiarid environments of Peru and Bolivia in South America. This tree has been introduced and widely planted for ornamental and forestry purposes ... -
Antilymphoma Effect of Incomptine A: In Vivo, In Silico, and Toxicological Studies
(MDPI, 2021)"Incomptine A (IA) is a sesquiterpene lactone isolated from Decachaeta incompta that induces apoptosis, reactive oxygen species production, and a differential protein expression on the U-937 (diffuse histiocytic lymphoma) ... -
Effect of Cathodic Protection on Reinforced Concrete with Fly Ash Using Electrochemical Noise
(MDPI, 2021)"Corrosion of steel reinforcement is the major factor that limits the durability and serviceability performance of reinforced concrete structures. Impressed current cathodic protection (ICCP) is a widely used method to ... -
Geofísica para la prospección agrícola y forestal: guía para interpretar imágenes del subsuelo
(Instituto de Ecología A.C., 2021)"La aplicación de técnicas de detección geofísica para mapear el subsuelo de campos agrícolas y forestales se ha acelerado en los últimos años. La obtención de imágenes geofísicas proporciona una alternativa o complemento ... -
Incomptine A Induces Apoptosis, ROS Production and a Differential Protein Expression on Non-Hodgkin’s Lymphoma Cells
(MDPI, 2021)"Sesquiterpene lactones are of pharmaceutical interest due their cytotoxic and antitumor properties, which are commonly found within plants of several genera from the Asteraceae family such as the Decachaeta genus. From ... -
Seasonal ecophysiological variations of Echinocactus platyacanthus, a specially protected cactus species: Effect of induced climate warming
(Elsevier, 2021)"Cactus species are key components in American deserts and have a high socioeconomic value. Climate change exerts a threat to biodiversity, structure and functioning within deserts and many cactus species are predicted to ... -
Synthesis of keratine, silver, and flavonols nanocomposites to inhibit oxidative stress in pancreatic beta-cell (INS-1) and reduce intracellular reactive oxygen species production
(Elsevier, 2021)"Flavonols (FLA) from Vaccinium macrocarpon (V. macrocarpon) were identified using high-performance liquid chromatography coupled with mass spectrometry detection. Nanoparticles were prepared using highly crosslinked keratin ... -
Broader Impacts for Ecologists: Biological Soil Crust as a Model System for Education
(Frontiers Media S.A., 2021)"Biological soil crusts (biocrusts) are a complex community of algae, cyanobacteria, lichens, bryophytes, and assorted bacteria, fungi, archaea, and bacteriophages that colonize the soil surface. Biocrusts are particularly ... -
Effect on the variation of root exudates from Agave lechuguilla Torr. over the diversity and activity of nutrient-improvement rhizobacteria
(2022-03-01)"The wide distribution of Agave lechuguilla Torrey has drawn attention to the mechanisms that enable its survival in the Chihuahuan Desert. This success could be attributed to the association of lechuguilla with plant-growth ...