Results 71 to 80 of about 2,335,346 (277)
Adverse impact of acute Toxoplasma gondii infection on human spermatozoa
The FEBS Journal, EarlyView.Toxoplasma gondii tachyzoites injected intraperitoneally crossed the blood‐testes barrier, appearing in testes/epididymis by day 6 post‐infection. In vitro exposure caused increased sperm necrosis/apoptosis and structural damage to heads/tails. Immunofluorescence and SEM revealed tachyzoites attaching to sperm tails, inducing twisting/detachment, and ...
Lisbeth Rojas‐Barón +11 more
wiley +1 more source
Revista Arbitrada Interdisciplinaria Koinonía, 2019 Recibido: 1 de septiembre de 2019 Aprobado: 30 de septiembre de 2019 El costeo ABC/ABM es una herramienta de control de costos que permite a las empresas tener un desempeño efectivo; los modelos de costos son importantes para la integración de las ...
María Gloria Galarza Pomaquiza +2 more
doaj +1 more source
The Journal of Latin American and Caribbean Anthropology, EarlyView.ABSTRACT This paper examines how residential architecture engages with lifestyles and livelihoods, permitting some activities while foreclosing others. Focusing on houses built by Teodora, her father, and her son in the Peruvian peasant community of Allpachico, I show how experiences of migration paid for and informed the designs of, and materials used
Susan Vincent
wiley +1 more source
Un modelo pedagógico virtual centrado en las E-actividades
, 2017 The use of Learning Management Systems ( LMS ) , have increasingly been incorporated in teaching to supplement class time or introduce e-learning modalities . However a poor use of LMS is noted for innovation in the educational proposals.
Juan Silva
semanticscholar +1 more source
Market Potential, Road Accessibility, and Firm Births: Evidence From 20 Years of Road Investment
Journal of Regional Science, EarlyView.ABSTRACT This paper investigates the causal effects of road accessibility, measured by market potential, on firm births in Portuguese municipalities between 1991 and 2016, a period marked by significant road improvements. We address the endogeneity of market potential by employing instrumental variables within Poisson Pseudo‐maximum Likelihood ...
Mauricio S. de Carvalho +4 more
wiley +1 more source
Aproximación conceptual a la comunicación corporativa
Austral Comunicación, 2015 En los últimos veinte años, la definición de comunicación corporativa (CC) ha seguido el camino de la polisemia o el de los múltiples significados dentro de una marcada perspectiva instrumental en la que se privilegia el papel de las técnicas, las ...
César Ulloa Tapia +2 more
doaj +1 more source
, 2018 Las actividades fisicas en el medio natural (AFMN) y/o las actividades fisicas de aventura en la naturaleza (AFAN), independientemente de la finalidad (educativa, recreativa, turistica, deportiva), del medio en el que se lleven a cabo (terrestre ...
P. C. Blanco +2 more
semanticscholar +1 more source
Collaborative diffusion: The dynamics of policy output in COVID‐19 interstate compacts
Policy Studies Journal, EarlyView.Abstract Interstate compacts are formal structures through which multiple states work together towards a common goal or shared agenda. Previous research on compacts focuses almost exclusively on the decision to join the compact, leaving questions on post‐formation diffusion patterns unexplored.
Isaac Pollert +4 more
wiley +1 more source
Una propuesta evaluativa para actividades de educación ambiental para la sostenibilidad
, 2016 El proposito de este articulo es presentar una propuesta evaluativa para actividades de educacion ambiental para la sostenibilidad en el ambito escolar ofrecidas desde entidades externas a la escuela.
R. M. M. I. Huerta +2 more
semanticscholar +1 more source