Abstract Purpose: To evaluate the hyaluronic acid (HA) inflammatory reaction, fibroblasts, fibrosis and duration of effect in the dorsal region of tobacco-exposed rats. Methods: Ten Wistar rats were divided into two groups: tobacco-exposed-group (TEG;n=5) and air-control-group (CG;n=5). The TEG animal...
Modelos Animales de Enfermedad,
Espacio Epidural/efectos de los fármacos,
Espacio Epidural/patología,
Fibroblastos/efectos de los fármacos,
Fibroblastos/patología,
Fibrosis,
Ácido Hialurónico/efectos adversos,
Inflamación/inducido químicamente,
Inflamación/patología,
Exposición por Inhalación/efectos adversos,
Ratas Wistar,
Factores de Tiempo,
Nicotiana/efectos adversos,
Viscosuplementos/efectos adversos
Objetivo verificar, por meio da tecnologia de biomarcador de cotinina urinária, a ocorrência da doença da folha verde do tabaco em trabalhadores que cultivam tabaco do tipo Burley. Método estudo caso-controle pareado, com base no status tabágico e na proporção 1:4, com participação de 20 trab...
Special attention has emerged towards biomass smoke-induced chronic obstructive pulmonary disease (COPD), providing new knowledge for prevention and therapeutic approach of non-smoker COPD patients. However, the understanding of biomass smoke COPD is still limited and somewhat controversial. The aim of t...
Biomasa,
Estudios Transversales,
Exposición a Riesgos Ambientales,
Hipoxia/diagnóstico por imagen,
Hipoxia/etiología,
Enfermedad Pulmonar Obstructiva Crónica/diagnóstico por imagen,
Enfermedad Pulmonar Obstructiva Crónica/etiología,
Pruebas de Función Respiratoria,
Humo/efectos adversos,
Espirometría,
Esputo/química,
Nicotiana/efectos adversos,
Tomografía Computarizada por Rayos X
Este artigo aborda as dinâmicas econômicas recentes da região do Vale do Rio Pardo, localizada na área central do Rio Grande do Sul, alisando as relações com o desenvolvimento regional. Nesse sentido, buscou-se analisar as seguintes variáveis para a compreensão do desenvolvimento dessa região em...
Background: Squamous cell carcinoma (SCC) of head and neck is highly prevalent in South-asian countries, owing to high consumption of areca nut/gutka and chewing tobacco. p27kip1 is a tumor suppressor gene, thought to be downregulated in oral squamous cell carcinoma. Therefore, in the present study we us...
Background: Flavonoids are a kind of important secondary metabolite and are commonly considered to provide protection to plants against stress and UV-B for a long time. Anthocyanidin synthase (ANS), which encodes a dioxygenase in the flavonoid pathway, catalyzes the conversion of leucoanthocyanidins to a...
Oxigenasas/metabolismo,
Flavonoides/metabolismo,
Morus/enzimología,
Estrés Fisiológico,
Oxigenasas/genética,
Plantas Modificadas Genéticamente,
Nicotiana,
Dioxigenasas/metabolismo,
Quercetina,
Expresión Génica Ectópica,
Bacterias
Uma nova ameaça à saúde de crianças e adolescentes surgiu: os cigarros eletrônicos (e-cigarettes), ou sistemas eletrônicos de entrega de nicotina. Esta revisão visou avaliar os diferentes tipos de cigarros eletrônicos, os efeitos tóxicos à saúde e o impacto do marketing e da legislação vigen...
Background: Jatropha curcas L., as an important strategic biofuel resource with considerable economic potential, has attracted worldwide attention. However, J. curcas has yet to be domesticated. Plant height, an important agronomic trait of J. curcas, has not been sufficiently improved, and the genetic r...
Jatropha,
Desarrollo de la Planta,
Nicotiana/genética,
Plantas Modificadas Genéticamente/crecimiento & desarrollo,
Factores de Transcripción,
Dedos de Zinc CYS2-HIS2/genética,
Regulación de la Expresión Génica de las Plantas,
Reguladores del Crecimiento de las Plantas/genética,
Giberelinas,
Triazoles,
Reacción en Cadena en Tiempo Real de la Polimerasa,
Clonación Molecular