Results 31 to 40 of about 309,016 (205)

An Analytical Approximate Solution for the Quasi-Steady State Michaelis-Menten Problem

open access: yesDiscrete Dynamics in Nature and Society, 2019
This article utilizes perturbation method (PM) to find an analytical approximate solution for the Quasi-Steady-State Michaelis-Menten problem. From the comparison of Figures and absolute error values, between approximate and numerical solutions, it is ...
U. Filobello-Nino   +7 more
doaj   +1 more source

Teenage Pregnancy and Micronutrient Deficiency: A Critical Review

open access: yesTecnociencia Chihuahua
Adolescence is a critical stage where growth is at its peak and when a pregnancy occurs in this period, it represents a greater nutritional risk for both the mother and the growing fetus.
Sunday S. Nupo   +3 more
doaj   +1 more source

Stable Agrobacterium-Mediated Transformation of Maritime Pine Based on Kanamycin Selection

open access: yesThe Scientific World Journal, 2013
An efficient transformation protocol based on kanamycin selection was developed for Agrobacterium-mediated transformation of maritime pine embryonal masses.
José M. Alvarez, Ricardo J. Ordás
doaj   +1 more source

P450BM3-Catalyzed Oxidations Employing Dual Functional Small Molecules [PDF]

open access: yes, 2019
A set of dual functional small molecules (DFSMs) containing different amino acids has been synthesized and employed together with three different variants of the cytochrome P450 monooxygenase P450BM3 from Bacillus megaterium in H2O2-dependent oxidation
Girhard, Marco   +5 more
core   +1 more source

Uso de hábitat y análisis preliminar de la dieta del periquito bronceado Brotogeris jugularis en un paisaje rural del piedemonte llanero colombiano

open access: yesIntropica, 2022
La mayoría de los estudios ecológicos en psitácidos se han enfocado en especies que presentan una amplia distribución, pero se tiene poca información sobre la historia natural y los requerimientos ecológicos de especies pequeñas como las del género ...
Paola Hernández Avedaño   +2 more
doaj  

Desarrollos teóricos en contabilidad (Segunda entrega)

open access: yesRevista Visión Contable, 2013
Este artículo es una continuación de la primera publicación presentada en el número anterior de esta revista. Acá se siguen estudiando algunos aspectos que a nuestro juicio son importantes para un avance en la comprensión de la teoría contable.
Hárold Álvarez Álvarez
doaj   +1 more source

La introducción del máiz: Gonzalo de Percaztegui [PDF]

open access: yes, 1933
Biografía de Gonzalo de Percaztegui, natural de Hernani, e importador del maíz encontrada en los Archivos de Hernani. Nació hacia 1538 y parece que estuvo en las Indias entre 1552-1560Biography of Gonzalo de Percaztegui, who was born in Hernani, and who ...
Arocena Arregui, Fausto
core  

Entropy involved in fidelity of DNA replication [PDF]

open access: yes, 2012
Information has an entropic character which can be analyzed within the Statistical Theory in molecular systems. R. Landauer and C.H. Bennett showed that a logical copy can be carried out in the limit of no dissipation if the computation is performed ...
Gonzalo G. de Polavieja   +1 more
core   +4 more sources

The rainbow k-connectivity of the non-commutative graph of a finite group

open access: yesElectronic Journal of Graph Theory and Applications, 2020
The non-commuting graph Γ(G) of a non-abelian group G is defined as follows. The vertex set V(Γ(G)) of ℾ(G) is G \ Z(G) where Z(G) denotes the center of G and two vertices x and y are adjacent if and only if xy ≠ yx.
Luis A. Dupont   +2 more
doaj   +1 more source

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