Results: 5034

The renoprotective effect of oral Tadalafil pretreatment on ischemia/reperfusion injury in rats

Acta cir. bras; 32 (2), 2017
Abstract Purpose: To evaluate the effect of tadalafil in renal ischemia/reperfusion (I/R) injury in rats Methods: Group I/R saline rats (n=6) were subjected to 45 minutes of left renal ischemia and treated with saline; the I/R tadalafil rats (n=6) received oral 10mg/kg tadalafil microemulsion one hou...

Short-term buserelin administration induces apoptosis and morphological changes in adult rat testes

Acta cir. bras; 32 (2), 2017
Abstract Purpose: To investigate the effect of buserelin on gonadal structure and function in adult male rats. Methods: Twenty-four adult Wistar male rats were divided into three groups: two treated groups and controls. The first and second treated groups received 300 (low dose) and 500 (high dose) µ...

Mast cell concentration and skin wound contraction in rats treated with Ximenia americana L

Acta cir. bras; 32 (2), 2017
Abstract Purpose: To evaluate wound contraction and the concentration of mast cells in skin wounds treated with wild plum (Ximenia americana) essential oil-based ointment in rats. Methods: Sixty rats were submitted to two cutaneous wounds in the thoracic region, on the right and left antimeres. Thereon...

Avaliação da eficácia de um novo marcador cirúrgico para capsulorrexe anterior

Rev. bras. oftalmol; 76 (1), 2017
RESUMO Objetivo: Avaliar a eficácia de um novo marcador cirúrgico para ajudar na confecção da capsulorrexe anterior analisando o seu dimensionamento e formato, comparando com a capsulorrexe confeccionada manualmente de maneira livre. Métodos: Como experimento, 3 residentes (R3) de Oftalmologia do ...

Regulation of muscle plasticity and trophism by fatty acids: A short review

Summary The skeletal muscle tissue has a remarkable ability to alter its plastic structural and functional properties after a harmful stimulus, regulating the expression of proteins in complex events such as muscle regeneration. In this context, considering that potential therapeutic agents have been wid...

Síntesis de nanopartículas de ácido poliláctico cargadas con antibióticos y su actividad antibacteriana contra Escherichia coli O157:H7 y Staphylococcus aureus resistente a meticilina

Biomédica (Bogotá); 37 (1), 2017
Resumen Introducción: Las nanopartículas poliméricas constituyen una herramienta nanotecnológica que podría ayudar a combatir los microorganismos patógenos que han desarrollado resistencia a los antibióticos convencionales. Objetivo: Sintetizar nanopartículas de ácido poliláctico cargadas con...

Short- and long-term effects of zinc treatment on lacrimal gland histopathology and tear functions tests in radioiodine-administered rats

Arq. bras. oftalmol; 80 (1), 2017
ABSTRACT Purpose: To investigate the short-term (1 week) and long-term (8 weeks) protective effects of zinc administration on radioiodine (RAI)-induced lacrimal gland damage of rats. Methods: A total of 40 rats were divided into two groups: an RAI group (n=20), which was administrated a single dose of ...

Radiolytic studies of cefozopran hydrochloride in the solid state

Background: The radiation sterilization is one of the best methods for sterilizing vulnerable degradation drugs like cefozopran hydrochloride. Results: Chemical stability of radiosterylized cefozopran hydrochloride, was confirmed by spectrophotometric and chromatographic methods. EPR studies showed that ...

Efficacy of oral doramectin as treatment for Psoroptes ovis and Leporacarus gibbus in naturally infested rabbits

Pesqui. vet. bras; 37 (1), 2017
The present study evaluated the efficacy of a single oral dose of doramectin in the control of Psoroptes ovis and Leporacarus gibbus in naturally infested rabbits. Sixteen adult rabbits were selected and distributed in two experimental groups. The treated group received 200 μg/Kg of oral doramectin and ...

Comparison between Radionuclide Ventriculography and Echocardiography for Quantification of Left Ventricular Systolic Function in Rats Exposed to Doxorubicin

Arq. bras. cardiol; 108 (1), 2017
Abstract Background: Radionuclide ventriculography (RV) is a validated method to evaluate the left ventricular systolic function (LVSF) in small rodents. However, no prior study has compared the results of RV with those obtained by other imaging methods in this context. Objectives: To compare the resul...