Repositorio IPICyT: Envíos recientes
Mostrando ítems 1001-1020 de 2345
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Magnetite nanoparticles as adsorbent material for Cu2+ ions from aqueous solution
(2018)"Cu2+ ions can cause serious injuries to human health, at both high and low concentrations. Therefore, it is important not only to remove Cu2+ ions from aqueous media, but also to develop analytical methods for their ... -
Atomic surface segregation and structural characterization of PdPt bimetallic nanoparticles
(MDPI, 2018)"Bimetallic nanoparticles are of interest since they lead to many interesting electrical, chemical, catalytic, and optical properties. They are particularly important in the field of catalysis since they show superior ... -
Iron oxide nanoparticles (IONPs) with potential applications in plasmid DNA isolation
(2018)"DNA extraction and purification is considered a critical step in different biomedical applications such as genetic therapy and clinical diagnosis. This research describes the synthesis and characterization of functionalized ... -
Caracterización magnética de polvo urbano y plantas de la Zona Metropolitana del Valle de México
(2015)"Investigaciones recientes han demostrado que los gases automotores contienen elementos potencialmente tóxicos, los cuales se acumulan sobre las superficies del suelo urbano (asfalto, cemento, empedrado, etc.) y se mezclan ... -
Internal architecture of the Tuxtla volcanic field, Veracruz, Mexico, inferred from gravity and magnetic data
(2016)"The Tuxtla Volcanic Field (TVF) is a basaltic volcanic field emerging from the plains of the western margin of the Gulf of Mexico in the Mexican State of Veracruz. Separated by hundreds of kilometers from the Trans-Mexican ... -
Utility of curcumin for the treatment of diabetes mellitus: Evidence from preclinical and clinical studies
(2018)"Turmeric or Curcuma longa is a natural product, whose medicinal properties have been extensively studied and a wide variety of therapeutic effects on several diseases such as neurodegenerative, hepatic and renal damage, ... -
Synthesis and photophysical properties of ferrocene-oligo(benzoateethynylene)- fulleropyrrolidines dyads and triads. Implications in photovoltaic cells
(2018)"A series of fulleropyrrolidines-conjugated bridge-ferrocene or triazene oligomers were selectively synthesized by the Sonogashira reaction by applying the step-by-step approach. The bridge is constituted by 1, 2 and 3 ... -
Neo-clerodane diterpenoids from Salvia polystachya Stimulate the expression of extracellular matrix components in human dermal fibroblasts
(2017)"Eleven neo-clerodane diterpenoids (1–11) including the new analogues 1, 2, and 10, and 3′,5,6,7-tetrahydroxy-4′-methoxyflavone (12) were isolated from the aerial parts of Salvia polystachya. Polystachyne G (1) and ... -
Influence of human activities on some medium and large-sized mammals’ richness and abundance in the Lacandon Rainforest
(2016)"We evaluated the influence of six human activities (related variables) on the richness and abundance of large and medium-sized mammals in the southern portion of the Lacandon Rainforest, including protected and non-protected ... -
Dynamic infrared thermography of nanoheaters embedded in skin-equivalent phantoms
(2018)"Nanoheaters are promising tools for localized photothermal therapy (PTT) of malignant cells. The anisotropic AuNPs present tunable surface plasmon resonances (SPR) with ideal NIR optical response to be applied as theranostic ... -
NMR analysis and crystal structure of hydroxyclerodanes from Mexican Salvia species
(2017)"NMR and single crystal X-ray diffraction analysis of seven clerodanes from Mexican Salvia species was performed. We focused on clerodanes with tertiary hydroxyl group at C-4, C-8, and C-10, in which the establishment of ... -
Effect of graphene oxide on bacteria and peripheral blood mononuclear cells
(2016)"Background Driven by the potential biological applications of graphene, many groups have studied the response of cells exposed to graphene oxide (GO). In particular, investigations of bacteria indicate that there are 2 ... -
Facile synthesis and characterization of MnxZn1-xFe2O4/activated carbon composites for biomedical applications
(2016)"The synthesis of MnxZn1-xFe2O4 ferrites (x = 0.4, 0.5 and 0.6) by means of the co-precipitation method is reported. Furthermore, a composite of Mn0.4Zn0.6Fe2O4/activated carbon was prepared with the mechanosynthesis method. ... -
Effect of an electric field within microscopy focused ion beam (FIB) between manipulator sharp and the ion trap of the electron detector
(2011)"The manipulation of samples with micro manipulators sharps in the normal axis to the observation plane is practically blind in microscopy focused ion beam (FIB) mono beam. The application of a negative potential to the ... -
A New Catalytic System for the Photodegradation of Endocrinal Disruptors: Synthesis and Efficiency Modeling and Optimization
(2015)"Nowadays, the challenge of understanding relationships between catalysts properties and performance in the context of heterogeneous catalysis is a hot topic. Indeed, catalytic processes are generally affected by many ... -
Protection of silver nanoparticles using Eysenhardtia polystachya in peroxide-induced pancreatic beta-Cell damage and their antidiabetic properties in zebrafish
(2018)"Background: The aim was to explore the efficacy of extract of Eysenhardtia polystachya-loaded silver nanoparticles (EP/AgNPs) on pancreatic β cells, INS-1 cells, and zebrafish as a valuable model for the study of diabetes ... -
Analysis of microRNA expression in newborns with differential birth weight using newborn screening cards
(MDPI, 2017)"Birth weight is an early predictor for metabolic diseases and microRNAs (miRNAs) are proposed as fetal programming participants. To evaluate the use of dried blood spots (DBS) on newborn screening cards (NSC) as a source ... -
Distribution of arsenic and risk assessment of activities on soccer pitches irrigated with arsenic-contaminated water
(MDPI, 2018)"The aim of this research was to estimate the risk of human exposure to arsenic due to sporting activities in a private soccer club in Mexico, where arsenic-contaminated water was regularly used for irrigation. For this ... -
Stability of FeVO4 under pressure: an x-ray diffraction and first principles study
(2018)"The high-pressure behavior of the crystalline structure FeVO4 has been studied by means of X-ray diffraction using a diamond-anvil cell and first-principles calculations. The experiments were carried out up to a pressure ...