Results: 5

Daño pulmonar asociado al uso de cigarrillos electrónicos-vapeadores

Ha habido mucha discusión sobre los efectos dañinos para la salud producidos por los cigarrillos electrónicos o vapeadores y su utilidad como ayuda para dejar de fumar. Cada vez aparecen más publicaciones con efectos deletéreos sobre la salud. Esta discusión se ha acentuado en los últimos años, p...

Hypercapnia attenuates ventilator-induced lung injury through vagus nerve activation

Acta cir. bras; 34 (9), 2019
Abstract Purpose: To investigate the role of vagus nerve activation in the protective effects of hypercapnia in ventilator-induced lung injury (VILI) rats. Methods: Male Sprague-Dawley rats were randomized to either high-tidal volume or low-tidal volume ventilation (control) and monitored for 4h. The h...

Inflammatory lung injury in rabbits: effects of high-frequency oscillatory ventilation in the prone position

J. bras. pneumol; 45 (5), 2019
ABSTRACT Objective: To compare the effects that prone and supine positioning during high-frequency oscillatory ventilation (HFOV) have on oxygenation and lung inflammation, histological injury, and oxidative stress in a rabbit model of acute lung injury (ALI). Methods: Thirty male Norfolk white rabbits...

Effectual components of Polygonum ciliinerve protects against Staphylococcus aureus infection with immunomodulatory functions in C57BL/6 mice

Acta cir. bras; 33 (11), 2018
Abstract Purpose: To investigate the efficacy and mechanisms of root tuber of Polygonum ciliinerve (Nakai) ohwi (rPC) which has been used to treat bacterial infection in traditional Chinese medicine. Methods: With the mouse model of Staphylococcus aureus (S. aureus) pneumonia, the phenotype of rPC tre...

Effects of hypothermia on lung inflammation in a rat model of meconium aspiration syndrome

Acta cir. bras; 33 (6), 2018
Abstract Purpose: To evaluate the effects of hypothermia treatment on meconium-induced inflammation. Methods: Fifteen rats were instilled with human meconium (MEC, 1.5 mL/kg, 65 mg/mL) intratracheally and ventilated for 3 hours. Eight rats that were ventilated and not instilled with meconium served a...