Results: 5034

Histological analysis of the intestinal wall of newborn rats submitted to hypoxia and reoxygenation to evaluate the protective effect of N-Acetylcysteine

Acta cir. bras; 35 (4), 2020
Abstract Purpose To evaluate the effect of N-Acetylcysteine (NAC) in newborn rats submitted to hypoxia and reoxygenation (H/R) conditions in an experimental model of necrotizing enterocolitis. Methods Eight pregnant rats and their 70 cubs were used (5 groups) and exposed to H/R conditions and receive...

Comparative clinical evaluation of breast augmentation using silicone foam coated implants and textured implants

Acta cir. bras; 35 (4), 2020
Abstract Purpose To evaluate whether silicone foam implants have a different evolution pattern compared to conventional texture implants. Methods Fifty-eight female patients underwent surgery. They were divided into two groups (silicone foam - Lifesil® - and microtexturized silicone - Lifesil®). Th...

The effect of rosmarinic acid on deformities occurring in brain tissue by craniectomy method. Histopathological evaluation of IBA-1 and GFAP expressions

Acta cir. bras; 35 (4), 2020
Abstract Purpose To investigate the role of Rosmarinic acid (RA) in the prevention of traumatic brain injury and the immunohistochemical analysis of IBA-1 and GFAP expressions. Methods Healthy male rats were randomly divided into 3 groups consisting of 10 rats. Groups were as follows; control group, tr...

Evaluation of wound healing effect of alginate film containing Aloe vera gel and cross-linked with zinc chloride

Acta cir. bras; 35 (5), 2020
Abstract Purpose To develop a new wound dressing composed of alginate and Aloe vera gel and cross-linked with zinc ions. Methods The aloe-alginate film was characterized using scanning electron microscopy (SEM), swelling profile, mechanical properties, polysaccharide content and X-ray diffraction (XR...

Changrui enema inhibits inflammation-induced angiogenesis in acute radiation proctitis by regulating NF-κB and VEGF

Acta cir. bras; 35 (5), 2020
Abstract Purpose Changrui enema, a traditional Chinese medicine prescription, is used as a supplementary treatment for acute radiation proctitis (ARP). Herein we explored the inhibition effects of Changrui enema on NF-κB and VEGF in ARP mice. Methods A total of 120 C57BL/6 mice were divided rand...

The effect of probiotics on ıntestinal motility in an experimental short bowel model

Acta cir. bras; 35 (8), 2020
Abstract Purpose To investigate the effect of probiotics on spontaneous contractions of smooth muscle isolated from jejunum and ileum of rat model. Methods Four rat groups were created (n=8, in each) including control (Group 1), control+probiotic (Group 2), short bowel (Group 3), and short bowel+probio...

Effects of grape seed proanthocyanidin B2 pretreatment on oxidative stress and renal tubular epithelial cell apoptosis after renal ischemia reperfusion in mice

Acta cir. bras; 35 (8), 2020
Abstract Purpose To investigate the effects of grape seed proanthocyanidin B2 (GSPB2) preconditioning on oxidative stress and apoptosis of renal tubular epithelial cells in mice after renal ischemia-reperfusion (RIR). Methods Forty male ICR mice were randomly divided into 4 groups: Group A: mice were t...

Aspectos associados à drogarresistência em pessoas com Tuberculose/HIV: revisão integrativa

Resumo Objetivo: Analisar as produções científicas acerca dos aspectos associados à drogarresistência em pessoas com coinfecção Tuberculose/HIV. Métodos: Revisão integrativa de literatura, realizada nas bases de dados CINAHL, LILACS, SciELO, Web of Science, SCOPUS, MEDLINE e COCHRANE. Utilizar...

Circulación de información sobre medicamentos y otras sustancias para aumentar el rendimiento cognitivo: un estudio de un blog brasileño (2015-2017)

Salud colect; 16 (), 2020
RESUMEN Al observar los procesos de (bio)medicalización y farmacologización de la sociedad, este artículo aborda los medicamentos que han sido utilizados por individuos sanos para aumentar sus dimensiones cognitivas, como el estado de alerta, la memoria y la concentración. Las llamadas "drogas inteli...

Implicaciones cardiovasculares de la infección por SARS-CoV-2: revisión de literatura

Medwave; 20 (7), 2020
En diciembre de 2019 se reportó en Wuhan, China, la aparición de una nueva cepa de coronavirus SARS-CoV-2 que producía un compromiso pulmonar severo y progresaba a estrés respiratorio agudo. A la fecha, son más de diecisiete millones los casos confirmados y más de medio millón los fallecidos en to...