Results 81 to 90 of about 860,020 (309)

Chromosome complement and meiosis in three species of the Neotropical bug genus Antiteuchus (Heteroptera, Pentatomidae, Discocephalinae) [PDF]

open access: yes, 2006
Orcein staining of spermatocytes was used to study the meiotic behavior of holocentric chromosomes in three member of the genus Antiteuchus (commonly known as stink bugs). We describe and illustrate the karyotype of Antiteuchus mixtus, A. sepulcralis and
de Souza, Maria José, Lanzone, Cecilia
core   +2 more sources

The Impact of Renewable and Non‐Renewable Energy on Economic Growth: Evidence From Sub‐Saharan African Countries Using Multivariate Panel Vector Autoregressive Modeling

open access: yesEnergy Science &Engineering, EarlyView.
This study analyzes energy consumption and economic growth across 39 Sub‐Saharan African countries using a PVAR model. Findings reveal that non‐renewable energy and labor force growth stimulate economic growth, while renewable energy does not stimulate economic growth in the short run.
Amadou Cham   +4 more
wiley   +1 more source

Pharmacological effect of one icv dose of Allopregnanolone in female rat: behavioural profile [PDF]

open access: yes, 2015
We have previously observed that intracerebroventricular allopregnanolone (ALLO) injection produced an anxiolytic effect and inhibited sexual receptivity when the test was performed in a separate manner. Also, ALLO reverts learning deficit in female rats
Cabrera Kreiker, Ricardo Jorge   +5 more
core  

Controllability of protein-protein interaction phosphorylation-based networks: Participation of the hub 14-3-3 protein family [PDF]

open access: yes, 2016
Posttranslational regulation of protein function is an ubiquitous mechanism in eukaryotic cells. Here, we analyzed biological properties of nodes and edges of a human protein-protein interaction phosphorylation-based network, especially of those nodes ...
Bustos, Diego Martin   +2 more
core   +1 more source

Joy and Unrest: Transborder College Students' Sense of Belonging at the US–México Borderlands

open access: yesNew Directions for Higher Education, EarlyView.
ABSTRACT In this study, we present the Transborder College Student Sense of Belonging Model, developed to understand how to create an inclusive and validating campus climate for Transborder students in postsecondary and higher education institutions along the US–México borderlands.
Vannessa Falcón Orta   +3 more
wiley   +1 more source

La prensa y la legislatura: disputas por la opinión pública. Mendoza, 1852-1880

open access: yesQuinto Sol, 2018
En diálogo con los estudios sobre la prensa decimonónica en Hispanoamérica que han avanzado en su consideración como un actor político, este artículo examina los vínculos entre la legislatura, el Poder Ejecutivo y la prensa de Mendoza entre 1852 y 1880 ...
Gabriela García Garino
doaj   +1 more source

Conflictos políticos en las ciudades castellanas durante la Baja Edad Media: La lucha por el poder en Guadalajara (1350-1450)

open access: yesHistoria. Instituciones. Documentos, 2020
This article aims to describe how the government of the city of Guadalajara evolved during the late Middle Ages through the analysis of the poli-tical disputes between the lesser nobility and the commoners, as well as studying the role played
Javier Plaza de Agustín
doaj   +1 more source

Immunization with antigenic extracts of Leishmania associated with Montanide ISA 763 adjuvant induces partial protection in BALB/c mice against Leishmania (Leishmania) amazonensis infection [PDF]

open access: yes, 2014
Background/Purpose: A proper adjuvant has a relevant role in vaccine formulations to generate an effective immune response. In this study, total Leishmania antigen (TLA) formulated with Montanide ISA 763 or R848 as adjuvants were evaluated as a first ...
Cargnelutti, Diego Esteban   +6 more
core   +1 more source

Impact of Sovereign Debt Maturity on Fiscal Sustainability

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This study is the first to investigate the impact of the term structure of public debt on fiscal sustainability. We adopt the widely used backward‐looking measure of fiscal sustainability—fiscal responsiveness as proposed by Bohn. Using data from De Graeve and Mazzolini and focusing on a sample of 19 most developed countries, we demonstrate ...
António Afonso   +3 more
wiley   +1 more source

Sevilla y los negocios de la mar. Recursos que financiaron la arquitectura y el arte a fines del siglo XV

open access: yesAtrio., 2012
En este texto se analiza cómo los Enríquez de Ribera, linaje sevillano perteneciente a la élite urbana y emparentado con la más alta aristocracia castellana, interviene muy activamente en los negocios mercantiles.
Ana Aranda Bernal
doaj  

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