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Showing 1 to 20 of 258 for “"Wistar"”.
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Toxicidade reprodutiva do herbicida glifosato-Roundup em ratos Wistar.
… sobre a fertilidade e o desenvolvimento de ratos Wistar e a possibilidade deste desregular o sistema endócrino. Foram avaliados os efeitos do herbicida glifosato Roundup (lote BS 1096/98) sobre a reprodução de ratos Wistar, incluindo os efeitos teratogênicos (segmento II), sobre fertilidade e …
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Tumorigenesis experimental en la mama de la rata Wistar
… el Dimetilbenzantraceno en la rata de la cepa Wistar. Ello significa estudiar los parámetros de desarrollo tomoral (latencia, evolución, velocidad de crecimiento y peso), los tipos histológicos de tumores inducidos y sus respectivas características. 2.- Valorar el efecto del tratamiento …
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RNA synthesis in adult and senescent female Wistar rats
The process of senescence is accompanied by a progressive decrease in the functional capacities of organisms, organs, tissues and cells to maintain homeostasis. RNA synthesis plays an important role in these functional capacities. Therefore, the objectives of this thesis were to determine any …
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Static Mechanical Characteristics of the Small Collecting Vein and the First-Order Venule in the Denervated Small Intestines of the Wistar, Wistar-Kyoto, and Spontaneously Hypertensive Rats
This study was centered around two basic themes. The first related to the mechanics of the venous system, the second to venous function in hypertension. Since the venous system holds a large fraction of the total peripheral blood volume (and much of this possibly located in the venous …
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Defining the relationship between maternal care behavior and hearing development in Wistar rats
<p>Previous studies in rodents have demonstrated the profound effects that variations in maternal care play during the postnatal development of the brain. However, much less is known about how maternal care affects hearing development. Recently, manipulations of maternal care have been investigated …
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Prevenção de fibrose peridural pós-laminectomia usando barreiras mecânicas absorvíveis em ratos wistar
… usando barreiras mecânicas absorvíveis em ratos Wistar. Recife: Universidade Federal de Pernambuco, 2011. Introdução: Fibrose peridural (FP) consiste em resposta tecidual fisiológica à agressão cirúrgica de abertura do canal vertebral por laminectomia. A exacerbação desse fenômeno cicatricial …
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Efeitos da coexposição ao arsênio e níquel sobre parâmetros hepáticos em ratos Wistar adultos
… e níquel sobre parâmetros hepáticos de ratos Wistar adultos, uma vez que o fígado é o principal órgão detoxificador do organismo. Ratos Wistar machos (70 dias de idade) foram distribuídos em quatro grupos (n = 10 animais/grupo): grupo controle (solução salina), grupo arsênio (1mg L -1 de …
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Role of Methyl Group Vitamins in Hypothalamic Development of Food Intake Regulation in Wistar Rats
… (HV, 10-fold AIN-93G) fed during pregnancy to Wistar rats produce offspring with increased food intake, obesity and characteristics of metabolic syndrome. The hypothesis that methyl group vitamins in HV gestational and pup diets modify expression of the obesogenic phenotypes in the offspring …
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Untersuchungen zur humoralen Immunantwort in Wistar-Ratten nach xenogener Transplantation mikroverkapselter Langerhans-Inseln des Schweins
… Immunsuppression in Streptozotozin-diabetische Wistar-Ratten transplantiert. Kontrolltiere erhielten unverkapselte PLI, bzw. leere Mikrokapseln. Blutzuckerspiegel und Gewicht wurden täglich kontrolliert, Serumentnahmen erfolgten einmal wöchentlich. Etwa 30% aller Empfänger waren für mehr als 200 …
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Investigating systemic effects of chronic stress on hepatic and cardiac tissue in female Wistar rats
… these molecular mechanisms within female Wistar rat cardiac and hepatic tissues collected from a chronic restraint stress (CRS) parent study. Snap-frozen cardiac and hepatic tissues from female Wistar rats exposed to 28 days of CRS (n=8) or control conditions (n=8) were analysed. Redox …
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The amino acid sequence of the major alpha globin of the rat (Wistar, Rattus norvegicus)
1. Rat (Wistar, Rattus norvegicus) was found to possess six distinctive haemoglobin components. The major haemoglobin component E was prepared by chromatography on column of DEAE-Sephadex using a pH gradient. Globin chains were separated on a CM-cellulose column which was eluted with increasing …
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Avaliação do efeito anti-hiperlipemiante de Parkinsonia aculeata em ratos wistar submetidos à dieta “ocidentalizada”
… até a idade adulta. Foram acompanhados 49 ratos Wistar machos pós-desmame (21 dias) divididos inicialmente em dois grupos, que receberam ração padrão para roedores (Labina®- DC) ou dieta “ocidentalizada” (DO) durante 120 dias. Em seguida, esses animais foram divididos em 5 subgrupos os quais …
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Efeito do ácido úsnico purificado da Cladonia substellata (AHTI) sobre o desenvolvimento embrionário em fêmeas wistar
… de Cladonia substellata (ATHI) em ratas Wistar durante o período da organogênese. 18 fêmeas foram submetidas ao estudo do ciclo estral no intuito de se determinar o período fértil. Em seguida as ratas foram pareadas com 9 machos (2:1), após a confirmação da gestação, foram distribuídas …
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Συσχέτιση ιστολογικών, βιοχημικών και αιματολογικών ευρημάτων μετά από χορήγηση LPS P. aeruginosa σε επίμυες wistar: Πειραματική μελέτη
… after intravenous injection (1.5 mg) in Wistar rats. For each lipopolysaccharide 18 experimental animals were allocated and sacrificed in groups of three at 1th, 2th, 4th and 24th hours, 3th and 7th day. The organs studied by the light microscopy were: heart, lung, liver, spleen, kidneys, …
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The effects of diet varying in fat content on the pathogenesis of diabetes mellitus in wistar rat offspring
Aims/hypothesis: The incidence of type 2 diabetes (T2D) is increasing globally. T2D is characterised by progressive deterioration of glycaemic control. These changes in glucose homeostasis are primarily due to ?-cell secretory dysfunction and/or peripheral insulin resistance. Studies show that …
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Expression Of Nicotinic Acetylcholine Receptor mRNA As a Function Of Age In Whole Hippocampus Preparations From Wistar Rats
… isolated bilaterally, from untreated Wistar rats at various ages (10-90 days old) were analyzed for the mRNA expression of the alpha 2, alpha 3, alpha 4, alpha 5, alpha 7, beta 2, beta 3, and beta 4 neuronal nicotinic acetylcholine receptor subunits. To do so, RNA was isolated from …
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Mastócitos na dura-máter e no pericrânio de ratos Wistar : ação da melatonina e da capsaicina na degranulação
… atividade dos mastócitos da dura-máter de ratos Wistar frente ao uso de melatonina in vivo, analisando sua taxa de degranulação, através da estimulação com capsaícina, SIF e melatonina e, correlacionar os resultados obtidos com a inflamação, bem como, investigar a existência de mastócitos …
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Comportamiento de células endocrinas periféricas en ratas wistar: cambios en la arquitectura del islote pancreático tras la gastrectomía vertical
La obesidad y la diabetes interesan especialmente por sus complicaciones de carácter prevenible. La RYGB es la técnica quirúrgica de referencia, sin embargo la gastrectomía vertical (SG) se está haciendo cada vez más habitual por su baja invasividad, facilidad por abordaje laparoscópico y menor …
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