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Documentos disponibles de esta editorial (2214)
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Khayet Souhaimi, Mohamed ; García Villaluenga, Juan Pedro ; Godino Gómez, María Paz ; Mengual Cabezón, Juan Ignacio ; Seoane Rodríguez, Benjamín ; Khulbe, K. C. ; Matsuura, T. | Elsevier | 2004-10-15Dense flat-sheet membranes were prepared from poly(2,6-dimethyl-1,4-phenylene oxide) (PPO) using the casting solvents chloroform and 1,1,2-trichloroethylene. X-ray diffraction, tapping mode atomic force microscopy (TM-AFM), and contact angle stu[...]texto impreso
Ford, James D. ; Sherman, Mya ; Berrang-Ford, Lea ; Llanos, Alejandro ; Carcamo, Cesar ; Harper, Sherilee ; Lwasa, Shuaib ; Namanya, Didacus ; Marcello, Thomas ; Maillet, Michelle ; Edge, Victoria | Elsevier | 2018-12-01T00:04:15ZClimate change presents substantial risks to the health of Indigenous peoples. Research is needed to inform health policy and practice for managing risks, with community based adaptation (CBA) emerging as one approach to conducting research to s[...]texto impreso
Martinez Cengotitabengoa, Monica ; Jose Diaz Gutierrez, Maria ; Besga, Ariadna ; Bermudez Ampudia, Cristina ; Lopez, Purificacion ; Rondon, Marta B. ; Stewart, Donna E. ; Perez, Patricia ; Gutierrez, Miguel ; Gonzalez Pinto, Ana | Elsevier | 2018-11-30T23:41:32ZObjective: Despite cautions by professional associations, benzodiazepines (BZD) and Z hypnotics (BZD/Z) are widely prescribed to older adults who are particularly susceptible to insomnia and anxiety, but who are also more sensitive to drugs adve[...]texto impreso
Melanopsin is a non-image forming photoreceptor known to be present in the retina and it is considered to have light regulated tasks among other functions. In the present work, melanopsin presence in human lens epithelial cells as well as in hum[...]texto impreso
García Rivas, Javier ; Súarez Barrios, Mercedes ; García Romero, Emilia ; Sánchez del Río, Manuel | Elsevier | 2020-09-15Palygorskite is a clay mineral whose structure has not been successfully deciphered, even considering the simultaneous presence of the orthorhombic and monoclinic phases within the same sample. An interesting question, which has barely been cons[...]texto impreso
Staller, Alejandra ; Martínez Díaz, José J. ; Benito, Belén ; Alonso Henar, Jorge ; Hernández, Douglas ; Hernández Rey, Román ; Díaz, Manuel | Elsevier | 2016-02This paper presents the results and conclusions obtained from new GPS data compiled along the El Salvador Fault Zone (ESFZ).We calculated a GPS-derived horizontal velocity field representing the present-day crustal deformation rates in the ESFZ [...]texto impreso
Gomes, C. ; López-Matayoshi, C. ; Palomo-Díez, S. ; López-Parra, A. M. ; Cuesta-Alvaro, P. ; Baeza-Richer, C. ; Gibaja, J. F. ; Arroyo-Pardo, E. | Elsevier | 2019-01-25T16:20:57ZThe nature of the sample in a forensic case is one of the most important factors, since it determines the posterior analysis, helping to define or discard its identity (like blood versus semen). A presumptive test is a qualitative analysis that [...]texto impreso
Levine, Lisa D. ; Gonzales, Gustavo F. ; Tapia, Vilma L. ; Gasco, Manuel ; Sammel, Mary D. ; Srinivas, Sindhu K. ; Ludmir, Jack | Elsevier | 2019-02-06T14:52:12ZOBJECTIVE: High altitude has been implicated in a variety of adverse pregnancy outcomes including preeclampsia and stillbirth. Smaller studies show conflicting data on the association between high altitude and preterm birth (PTB). The objective[...]texto impreso
Levine, Lisa D. ; Gonzales, Gustavo F. ; Tapia, Vilma L. ; Gasco, Manuel ; Sammel, Mary D. ; Srinivas, Sindhu K. ; Ludmir, Jack | Elsevier | 2020-06-10T18:11:32ZOBJECTIVE: High altitude has been implicated in a variety of adverse pregnancy outcomes including preeclampsia and stillbirth. Smaller studies show conflicting data on the association between high altitude and preterm birth (PTB). The objective[...]texto impreso
Kariyawasam, R. ; Lau, R. ; Valencia, B. ; Llanos-Cuentas, A. ; Boggild, A.K. | Elsevier | 2018-10-10T23:27:56ZBackground: American tegumentary leishmaniasis (ATL) comprises a discrete set of clinical presentations of leishmaniasis endemic to Latin America and particularly Peru. Leishmania RNA virus-1 (LRV-1) is a double stranded RNA virus identified in [...]texto impreso
de Ferrari, Aldo ; Miranda, J. Jaime ; Gilman, Robert H. ; Davila-Roman, Victor G. ; Leon-Velarde, Fabiola ; Rivera-Ch, Maria ; Huicho, Luis ; Bernabé-Ortiz, Antonio ; Wise, Robert A. ; Checkley, William | Elsevier | 2020-06-10T18:11:32ZBACKGROUND: Excessive erythrocytosis (EE) is a prevalent condition in populations living at high altitudes (> 2,500 m above sea level). Few large population-based studies have explored the association between EE and multiple subject-specific t[...]texto impreso
Yager, Jessica E. ; Lozano Beltran, Daniel F. ; Torrico, Faustino ; Gilman, Robert H. ; Bern, Caryn | Elsevier | 2019-02-06T14:52:34ZBACKGROUND: Though the incidence of new Trypanosoma cruzi infections has decreased significantly in endemic regions in the Americas, medical professionals continue to encounter a high burden of resulting Chagas disease among infected adults. The[...]texto impreso
Carrillo-Larco, Rodrigo-M. ; Miranda, J. Jaime ; Li, Xian ; Cui, Chendi ; Xu, Xiaolin ; Ali, Mohammed ; Alam, Dewan-S. ; Gaziano, Thomas-A. ; Gupta, Rajeev ; Irazola, Vilma ; Levitt, Naomi-S. ; Prabhakaran, Dorairaj ; Rubinstein, Adolfo ; Steyn, Krisela ; Tandon, Nikhil ; Xavier, Denis ; Wu, Yangfeng ; Yan, Lijing-L. | Elsevier | 2019-02-06T14:45:11ZBACKGROUND: Currently available tools for assessing high cardiovascular risk (HCR) often require measurements not available in resource-limited settings in low- and middle-income countries (LMIC). There is a need to assess HCR using a pragmatic [...]texto impreso
Tramontano, Alessandra ; Veronese, Nicola ; Sergi, Giuseppe ; Manzato, Enzo ; Rodríguez-Hurtado, Diana ; Maggi, Stefania ; Trevisan, Caterina ; De Zaiacomo, Francesca ; Giantin, Valter | Elsevier | 2019-01-25T15:28:08ZAIM: To assess the prevalence of sarcopenia and associated factors in a population of older people living in a rural area of the Peruvian Andes. MATERIALS AND METHODS: The study concerned 222 people aged > /=65 years. Sarcopenia was diagnosed on[...]texto impreso
Yan, Lijing-L. ; Li, Chaoyun ; Chen, Jie ; Miranda, J. Jaime ; Luo, Rong ; Bettger, Janet ; Zhu, Yishan ; Feigin, Valery ; O'Donnell, Martin ; Zhao, Dong ; Wu, Yangfeng | Elsevier | 2019-02-06T14:51:45ZAlthough stroke incidence in high-income countries (HICs) decreased over the past four decades, it increased dramatically in low- and middle-income countries (LMICs). In this review, we describe the current status of primary prevention, treatmen[...]texto impreso
Novel materials, based on Mesoporous Bioactive Glasses(MBGs) in the ternary system SiO2-CaO-P2O5, decorated with (3-aminopropyl)triethoxysilane (APTES) and subsequently with amino acid Lysine (Lys), by post-grafting method on the external surfac[...]texto impreso
Maldonado, A. D. ; Valdivieso, A. ; Rescia Perazzo, Alejandro Javier ; Aguilera, Ángeles | Elsevier | 2020-06-22Climate change has been related to the current loss of global biodiversity. In this paper, the effects of different scenarios of climate change on the distribution of the four classes of terrestrial vertebrate species in Andalusia (Spain) are ex[...]texto impreso
Brendan Murphy, J. ; Gutiérrez Alonso, Gabriel ; Fernández Suárez, Javier ; Braid, James A. | Elsevier | 2008Northwestern Iberia preserves one of the most complete Paleozoic sequences that document the origin and development of a passive margin along the southern (Gondwanan) flank of the Rheic Ocean. In addition to a well preserved sedimentary record, [...]texto impreso
In this paper we consider peculiar kinds of curved slender nearly cylindrical elastic shells enjoying rigidity properties inherited from the geometry which furnish remarkable properties of strength. In two previous papers were addressed the case[...]texto impreso
In this paper we consider peculiar kinds of curved slender nearly cylindrical elastic shells enjoying rigidity properties inherited from the geometry which furnish remarkable properties of strength. In two previous papers were addressed the case[...]texto impreso
We develop a procedure for assessing the environmental value of landscape mosaics that simultaneously considers the values of land use patches and the values of the boundaries between them. These boundaries indicate the ecological interactions b[...]texto impreso
Herrera-Asmat, Omar ; Lubkowska, Lucyna ; Kashlev, Mikhail ; Bustamante, Carlos J. ; Guerra, Daniel G. ; Kireeva, Maria L. | Elsevier | 2019-01-25T16:03:18ZRecent publications have shown that active RNA polymerase (RNAP) from Mycobacterium tuberculosis (MtbRNAP) can be produced by expressing all four subunits in a single recombinant Escherichia coli strain [1-3]. By reducing the number of plasmids [...]texto impreso
López García, Belén ; Moreno, Ana Beatriz ; San Segundo , Blanca ; De los Ríos , Vivian ; Manning, James M. ; Gavilanes, José G. ; Martínez del Pozo, Álvaro | Elsevier | 2010The mould Aspergillus giganteus produces a basic, low molecular weight protein (AFP) showing in vitro and in vivo antifungal properties against important plant pathogens. AFP is secreted as an inactive precursor containing an amino-terminal exte[...]texto impreso
The Humboldt Current Large Marine Ecosystem (HCLME) covers 95% of the southeast Pacific seaboard of which the area of influence from the Humboldt Current and associated upwelling areas in the Humboldt Current System (HCS) stretches from around 4[...]texto impreso
Frenk, J. ; Chen, L. ; Bhutta, Z. A. ; Cohen, J. ; Crisp, N. ; Evans, T. ; Fineberg, H. ; García, P. J. ; Ke, Y. ; Kelley, P. ; Kistnasamy, B. ; Meleis, A. ; Naylor, D. ; Pablos Méndez, A. ; Reddy, S. ; Scrimshaw, S. ; Sepúlveda, J. ; Serwadda, D. ; Zurayk, H. | Elsevier | 2019-02-22T14:54:28ZHace 100 años, diversos estudios sobre la educación de los profesionales de la salud dieron lugar a reformas innovadoras. Los nuevos retos del siglo xxiobligan a rediseñar nuevamente la educación profesional en salud. La Comisión sobre la Educac[...]texto impreso
Frenk, J. ; Chen, L. ; Bhutta, Z. A. ; Cohen, J. ; Crisp, N. ; Evans, T. ; Fineberg, H. ; García, P. J. ; Ke, Y. ; Kelley, P. ; Kistnasamy, B. ; Meleis, A. ; Naylor, D. ; Pablos Méndez, A. ; Reddy, S. ; Scrimshaw, S. ; Sepúlveda, J. ; Serwadda, D. ; Zurayk, H. | Elsevier | 2019-02-22T14:54:28ZHace 100 años, diversos estudios sobre la educación de los profesionales de la salud dieron lugar a reformas innovadoras. Los nuevos retos del siglo xxiobligan a rediseñar nuevamente la educación profesional en salud. La Comisión sobre la Educac[...]texto impreso
Schreve, D.C. ; Keen, D.H. ; Limondin-Lozouet, Nicole ; Auguste, Patrick ; Santisteban Navarro, Juan Ignacio ; Ubilla, Martín ; Matoshko, A. ; Bridgland, David R. ; Westaway, Rob | Elsevier | 2007Vertebrate and invertebrate faunal biostratigraphy is a well-tested method for establishing relative chronologies for fluviatile sequences that has proved useful in many parts of the world. The robust bones and teeth of large mammals are commonl[...]texto impreso
An important topic in PERT networks is how to allocate the total expedition (or delay) for situations in which the project is not executed as planned. In order to do that we define a TU project game that satisfies some desirable properties from [...]texto impreso
Symmetries in quantum mechanics are realized by the projective representations of the Lie group as physical states are defined only up to a phase. A cornerstone theorem shows that these representations are equivalent to the unitary representatio[...]texto impreso
We study the propagation of an initial disturbance u(0)(x) of an equilibrium state s epsilon R for the scalar conservation law u(t) + phi(u)(x) = 0 in (0, + infinity) x R. We give a necessary and sufficient condition on phi for the following pro[...]texto impreso
A c-edge-colored multigraph has each edge colored with one of the c available colors and no two parallel edges have the same color. A proper Hamiltonian cycle is a cycle containing all the vertices of the multigraph such that no two adjacent edg[...]texto impreso
Andradas Heranz, Carlos ; Recio, Tomás ; Tabera, Luis F. ; Rafael Sendra, J. ; Villarino, Carlos | Elsevier | 2011Let K subset of R be a computable field. We present an algorithm to decide whether a proper rational parametrization of a ruled surface, with coefficients in K((i), can be properly reparametrized over a real (i.e. embedded in R) finite field ext[...]texto impreso
Ancochea Bermúdez, José María ; Campoamor Stursberg, Otto Ruttwig ; Goze, M. | Elsevier | 2003-12-15Dans la variété des algèbres de Lie nilpotentes de dimension finie sur le corps des nombres complexes, l'ensemble des algèbres de Lie caractéristiquement nilpotentes n'est pas fermé. Nous montrons dans cette Note qu'il n'est pas ouvert non plus.texto impreso
Arias Paniagua, Ana María ; Macorra García, José Carlos de la ; Azabal, Magdalena ; Hidalgo Arroquia, Juan José ; Peters, Ove A. | Elsevier | 2015Objectives: The aim of this study was to asses the influence of the shaping technique on incidence, intensity, duration and type of postoperative pain (PP). Methods: Root canal treatments were carried out with rtary instrumentation (n=80) during[...]texto impreso
The Cameros Basin (Iberian Chain, Central Spain) developed during the latest Jurassic–Early Cretaceous in an extensional regime characterized by high rates of subsidence. Its sedimentary fill has been subdivided into eight depositional sequences[...]texto impreso
Albert, R. ; Arenas Martín, Ricardo ; Gerdes, Axel ; Sánchez Martínez, Sonia ; Fernández-Suárez, J. ; Fuenlabrada Pérez, José Manuel | Elsevier | 2015-12his study focuses on the provenance of the uppermost unit of the Upper Allochthon of the Variscan belt with combined U–Pb and Lu–Hf zircon (LA-ICPMS) and Sm–Nd whole-rock analyses. This unit is represented in the Cabo Ortegal Complex (NW Iberia)[...]texto impreso
The new dimorphic genus Pseudoteloceras (type-species: P. crosillense gen. et sp. nov.) is defined within the subfamily Stephanoceratinae. It constitutes the terminal step of an early Bajocian phyletic trend that produces Teloceras-like morpholo[...]texto impreso
Introduction: Medical faculty plays an important role influencing for undergraduate students to carry out research, but this influence will not be adequate if they have not previously done research. Objective: To describe the characteristics of [...]texto impreso
We analyse the dynamics of the non-autonomous nonlinear reaction–diffusion equation ut ?_u = f (t,x,u), subject to appropriate boundary conditions, proving the existence of two bounding complete trajectories, one maximal and one minimal. Our mai[...]texto impreso
Hidalgo Román, Alberto ; García-Mouton, Cristina ; Autilio, Chiara ; Carravilla, Pablo ; Orellana Moraleda, Guillermo ; Islam, Mohammad N. ; Bhattacharya, Jahar ; Bhattacharya, Sunita ; Cruz Rodríguez, Antonio ; Pérez Gil, Jesús | Elsevier | 2020-11-24This work explores the potential for strategizing pulmonary surfactant (PS) for drug delivery over the respiratory air-liquid interface: the interfacial delivery. The efficacy of PS- and interface-assisted drug vehiculization was determined both[...]texto impreso
Pulmonary surfactant is a membrane-based lipid-protein system essential for the process of breathing, which coats and stabilizes the whole respiratory surface and possesses exceptional biophysical properties. It constitutes the first barrier aga[...]texto impreso
Liekkinen, Juho ; Enkavi, Giray ; Javanainen, Matti ; Olmeda Lozano, Bárbara ; Pérez-Gil, Jesús ; Vattulainen, Ilpo | Elsevier | 2020-05-02Surfactant protein B (SP-B) is essential in transferring surface-active phospholipids from membrane-based surfactant complexes into the alveolar air–liquid interface. This allows maintaining the mechanical stability of the surfactant film under [...]texto impreso
Pulmonary surfactant is a lipid–protein complex that lines and stabilizes the respiratory interface in the alveoli, allowing for gas exchange during the breathing cycle. At the same time, surfactant constitutes the first line of lung defense aga[...]texto impreso
Martínez Calle, Marta ; Prieto, Manuel ; Olmedo, Barbara ; Fedorov, Aleksander ; Loura, Luís M.S. ; Pérez Gil, Jesús | Elsevier | 2020-02-15Surfactant protein SP-B is absolutely required for the generation of functional pulmonary surfactant, a unique network of multilayered membranes, which stabilizes the respiratory air-liquid interface. It has been proposed that SP-B assembles int[...]texto impreso
The aim of this paper is to prove that the usual topology in Q inherited from the real line is not a Mackey topology in the sense defined in [5]. To that end, we find a locally quasi-convex topology on Q/Z, the torsion group of T, which is stric[...]texto impreso
It is shown that a separable variable exponent (or Nakano) function space L-p(.)(?) has a lattice-isomorphic copy of l(q) if and only if q is an element of Rp(.), the essential range set of the exponent function p(.). Consequently Rp(.) is a lat[...]texto impreso
Moreno, María Nieves ; Morales Fernández, Laura ; Ruiz Medrano, Magali ; Martínez de la Casa, Jose Maria ; Madrigal Sánchez, Rebeca ; Hernández García, Elena ; Gómez de Liaño, Rosario ; García Feijoo, Julián | Elsevier | 2018-12-11Objetivo: Evaluar el efecto del glaucoma en la función visual, la calidad de vida en los niños y la calidad de vida percibida por los cuidadores en niños de hasta 16 años. Material y métodos: Se diseñó un estudio observacional y prospectivo. Se [...]texto impreso
The village of Pajares de Pedraza (Segovia, Spain) is located in the floodplain of the Cega River, a left bank tributary of the Douro River. Repeated flash flood events occur in this small village because of its upstream catchment area, mountain[...]texto impreso
Meinzen, Christopher ; Proaño, Alvaro ; Gilman, Robert H. ; Caviedes, Luz ; Coronel, Jorge ; Zimic, Mirko ; Sheen, Patricia | Elsevier | 2019-02-06T14:45:55ZBACKGROUND: Pyrazinamide (PZA) is the most important drug against the latent stage of tuberculosis (TB) and is used in both first and second line treatment regimens. The continued increase in multi-drug resistant TB and the prevalence of PZA res[...]texto impreso
For sequence stratigraphic analysis of extensive carbonate platforms (hundreds of kilometres wide) developed in greenhouse climates on broad, passive margins, less emphasis should be placed on large-scale seismic geometries, and more attention p[...]