Repositorio IPICyT: Envíos recientes
Mostrando ítems 1401-1420 de 2345
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Modified penicillin acylase signal peptide allows the periplasmic production of soluble human interferon-γ but not of soluble human interleukin-2 by the Tat pathway in Escherichia coli
(2007-09)"Production of periplasmic human interferon-γ (hINF-γ) and human interleukin-2 (hIL-2) by the Tat translocation pathway in Escherichia coli BL21-SI was evaluated. The expression was obtained using the pEMR vector which ... -
Optimization of culture conditions for a synthetic gene expression in Escherichia coli using response surface methodology: the case of human interferon beta
(Elsevier, 2007-06)"A human interferon beta (hINF-β) synthetic gene was optimized and expressed in Escherichia coli BL21-SI using a vector with the T7 promoter. To determine the best culture conditions such as culture medium, temperature, ... -
Fermentation of lactose and its constituent sugars by Escherichia coli WDHL: impact on hydrogen production
(Elsevier, 2012-05)"Fermentations of lactose, glucose and galactose using Escherichia coli WDHL, a hydrogen over producer strain, were performed. With glucose as substrate pyruvate was mainly routed to the lactate pathway, resulting in ... -
A note on stability of functional difference equations
(2016-05)"In this note, we consider perturbed linear functional difference equations with discrete and distributed delays which play a fundamental role in several stability and stabilizability problems of time-delay systems. Linear ... -
Complete stability region of PD controllers for TCP/AQM networks
(2016)"This paper addresses the stabilization problem of delay models of Transmission Control Protocol/Active Queue Management (TCP/AQM) by using a Proportional- Derivative (PD) controller as AQM strategy. The complete set of ... -
PRARN. Método alternativo para la prospección de recursos naturales. Aplicaciones hídricas y geotermia.
(2018-06)"A nivel mundial, la sociedad requiere de mayor cantidad de recursos naturales que le permitan satisfacer sus necesidades como civilización. Siendo de vital importancia i) el recurso hídrico y ii) los mecanismos empleados ... -
Novel application of graphene oxide-based nanomaterials as redox mediators to improve the reductive transformation of iopromide
(2018-05)"Iopromide (IOP), a tri-iodinated X-ray contrast medium, is a persistent pollutant, which is poorly removed from conventional wastewater treatment system and frequently released into environmental compartments. Accordingly, ... -
Caracterización radiométrica en ambientes turbidíticos de la Formación Caracol mediante del análisis espectral de rayos gamma en el área de Mexquitic y Ahualulco, S.L.P.
(2018-05)"Las propiedades radioactivas de las rocas varían según el contenido de minerales en cuyas estructuras estén presentes radioelementos. Estos elementos tienden a concentrarse en minerales arcillosos, los cuales a su vez ... -
Design of plasmonic gold nanoantennas and their evaluation for photothermal therapy
(2018-04)"Anisotropic gold nanoparticles (AuNPs) are known as promising tools for localized photo-thermal therapy (PTT) of malignant cells. These anisotropic AuNPs present tunable surface plasmon resonances (SPR) with ideal NIR ... -
Diseño e implementación de arreglos de compuertas dinámicas programables en campo y su aplicación en redes booleanas
(2018)"A menudo, en el estudio de redes Booleanas es deseable poder llevar a cabo su realización electrónica. Con los dispositivos electrónicos comercialmente disponibles, este objetivo se puede lograr de dos maneras diferentes: ... -
Estudio sobre los sistemas iterados de funciones contractivas
(2018-04)"Puesto que una tarea importante en geometria fractal es el estudio de los conjuntos invariantes compactos y sus propiedades, con este fin se han desarrollado teorías bien fundamentadas acerca de estos conjuntos. Un conjunto ... -
Efecto de la proteína de amaranto en ratones con obesidad inducida por dieta: explorando el mecanismo de acción en tejido adiposo y glicoproteínas de plasma
(2018-04-06)"El amaranto ha sido propuesto como un alimento nutracéutico, pero su función en enfermedades relacionadas con la obesidad no ha sido comprendida del todo; además la mayoría de los estudios in vivo que se encuentran en la ... -
Texture-induced enhancement of the magnetocaloric response in melt-spun DyNi2 ribbons
(2013-10)"The magnetocaloric properties of melt-spun ribbons of the Laves phase DyNi2 have been investigated. The as-quenched ribbons crystallize in a single-phase MgCu2-type crystal structure (C15; space group Fd (3) over barm) ... -
Synthesis, characterization, and sensor applications of spinel ZnCo2O4 nanoparticles
(MDPI, 2016-12)"Spinel ZnCo2O4 nanoparticles were synthesized by means of the microwave-assisted colloidal method. A solution containing ethanol, Co-nitrate, Zn-nitrate, and dodecylamine was stirred for 24 h and evaporated by a microwave ... -
Obtención y caracterización de nanopartículas de plata soportadas en fibra de algodón
(2013)"En este trabajo se prepararon biocompositos de nanopartículas de plata utilizando fibra de algodón como soporte y Camellia sinensis como agente reductor. Para la preparación de los biocompositos primero se llevó a cabo ... -
Conventional and inverse elastocaloric effect in Ni-Fe-Ga and Ni-Mn-Sn ribbons
(Elsevier, 2017-02)"Magnetic shape memory Ni55Fe16Ga29 and Ni50Mn40Sn10 melt spun ribbons have been characterized by thermomechanical and mechanical analysis. Martensitic transformation temperatures show an abnormal tendency to decline under ... -
Understanding the ion-induced elongation of silver nanoparticles embedded in silica
(2017-04)"In this work we have studied the elongation of silver nanoparticles irradiated with 40 MeV Bromine ions by means of in situ optical measurements, transmission electron microscopy and molecular dynamics simulations. The ... -
Directing the self-assembly of tumour spheroids by bioprinting cellular heterogeneous models within alginate/gelatin hydrogels
(2017-07)"Human tumour progression is a dynamic process involving diverse biological and biochemical events such as genetic mutation and selection in addition to physical, chemical, and mechanical events occurring between cells and ... -
GaN haeckelite single-layered nanostructures: monolayer and nanotubes
(2015-12)"Nowadays, III-V semiconductors are interesting candidate materials for the tailoring of two dimensional (2D) graphene-like structures. These new 2D materials have attracted profound interest opening the possibility to ... -
Identification of individual and few layers of WS2 using Raman Spectroscopy
(2013-04)"The Raman scattering of single-and few-layered WS2 is studied as a function of the number of S-W-S layers and the excitation wavelength in the visible range (488, 514 and 647 nm). For the three excitation wavelengths used ...