Results 81 to 90 of about 348,556 (241)

La rata

open access: yesActa Poética, 2005
Un risueño día de verano salí a la calle, desgarrado como siempre por dos afectos contrarios, pero habituales para mí: el delirio sexual y deseo de emborracharme.
openaire   +2 more sources

Gamma radiation-induced impairment of hippocampal neurogenesis, comparison of single and fractionated dose regimens Deterioro de la neurogénesis en el hipocampo inducida por radiación gamma, comparación de los regímenes de dosis única y fraccionada [PDF]

open access: yes, 2012
Radiation therapy of the brain is associated with many consequences, including cognitive disorders. Pathogenesis of radiation induced cognitive disorder is not clear, but reduction of neurogenesis in hippocampus may be an underlying reason. 24 adult male
Azami, N.S.   +2 more
core  

Comparison of two ketamine/xylazine anesthesic protocols in pigs (Sus crofa domestica) [PDF]

open access: yes, 2018
The pig (Sus scrofa domestica) is an animal used as an experimental model in surgical procedures. This makes the use of anaesthesia necessary. The present study constitutes a comparison between two different ketamine/xylazine concentration protocols. One
Gargiulo, Pascual Angel   +3 more
core   +1 more source

Ingestion of Alexandrium pacificum Cysts by a Deposit Feeder: An Option for Ecosystem‐Based Approach Benefiting Aquaculture and Coastal Communities?

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 60, Issue 1, March 2026.
Harmful algal blooms caused by the paralytic shellfish toxin‐producing species Alexandrium pacificum have increased in recent years in one of the most important aquaculture regions of New Zealand, the Marlborough Sounds. Reoccurring blooms have created large cysts beds in the sediments throughout the sounds. In this region, large populations of the sea
Leonardo N. Zamora   +6 more
wiley   +1 more source

Avaliação das propriedades mecânicas do músculo gastrocnêmio de ratas imobilizado e submetido à corrente russa

open access: yes, 2009
A eletroestimulacao neuromuscular por corrente russa, recurso utilizado na reabilitacao, pode aumentar o trofismo e restabelecer a forca muscular, sobretudo dos musculos que apresentam deficit pos-imobilizacao, como e o caso de lesoes durante a pratica ...
D. Abdalla   +2 more
semanticscholar   +1 more source

Efectos del reforzamiento cualitativamente variado sobrela tasa de respuesta en ratas

open access: yesActa Comportamentalia, 2011
Se compararon los efectos del reforzamiento cualitativamente variado y del reforzamiento constante sobre la tasa de respuesta en una palanca empleando a ratas como sujetos. En el Experimento 1, se expuso a ratas a un programa múltiple de tres componentes
A. Roca   +2 more
semanticscholar   +1 more source

Fases de larva y ninfa de amblyomma cajennense (acari: ixodidae) en ratas (rattus norvegicus) esplenectomizadas e intactas: Estudio de casos.

open access: yesRevista Científica, 2014
El objetivo de este trabajo fue desarrollar las fases de larva y ninfa del ixódido Amblyomma cajennense en ratas Sprague Dawley (Rattus norvegicus), un hospedador considerado como resistente a dicho ectoparásito e investigar el rol del bazo como órgano ...
Roy Daniel Meléndez   +6 more
doaj  

Impact of L-carnitine and selenium treatment on testicular apoptosis in rats exposed to 2.45 GHz microwave energy [PDF]

open access: yes, 2015
Objective: It has been suggested that electromagnetic radiation (EMR) by wireless devices (2.45 GHz) induces testicular apoptosis. We investigated if supplemental selenium (Se) and L-carnitine may reduce this adverse effect.
Comlekci, S.   +5 more
core   +1 more source

Amendment Thresholds and Voting Rules in Debt Contracts

open access: yesJournal of Accounting Research, Volume 64, Issue 1, Page 181-227, March 2026.
ABSTRACT Most loan contracts in the United States contain a provision for lender voting rules. We study the optimal voting rule that allows lenders to waive a covenant violation. When lenders have heterogeneous preferences, lenient voting rules increase the probability of waivers that allow inefficient investments.
JUDSON CASKEY   +2 more
wiley   +1 more source

Administración neonatal de fluoxetina disminuye el número final de células de Sertoli en ratas Wistar

open access: yes, 2008
La proposito del presente estudio fue probar la hipotesis que el uso de fluoxetina - un inhibidor altamente selectivo de la serotonina (SSRI) - induce cambios en el desarrollo testicular de ratas durante el periodo de amamantamiento.
Valdemiro Amaro da Silva Junior   +7 more
semanticscholar   +1 more source

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