Consulta: subjectFacets:"Neutrophil"
Registros recuperados: 5
Data/hora: 12/06/2024 19:13:46

Auto-lysed yeast and yeast extract effects on dry matter intake, blood cells counts, IgG titer and gene expression of IL-2 in lactating dairy cows under heat stress
Provedor de dados: 2
Autores: Adili, Sogol; Sadeghi, Ali Asghar; Chamani, Mohamad; Shawrang, Parvin; Forodi, Farhad.
The objective of this study was to assess the effects of auto-lysed yeast and yeast extract on performance and immune responses of cows in hot climate in the early lactation period. Twenty five lactating dairy cows randomly assigned to 5 groups and 5 replicates. Cows received basal diet with or without auto-lysed yeast (20 or 40 g/d/head) or yeast extract (20 or 40 g/d/head) as on top-dressed. There were no differences for daily dry matter intake, milk production milk fat and the counts of red blood cells and white blood cells among treatments (p &amp;gt; 0.05). There were significant differences among treatments for immunoglobulin G (IgG) level, lymphocyte and neutrophil percentages. Yeast extract had no effect on IgG level, but auto-lysed yeast increased...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Immunoglobulin G; Immune response; Interleukin-2; Lymphocyte; Neutrophil immunoglobulin G; Immune response; Interleukin-2; Lymphocyte; Neutrophil.
Ano: 2020
URL: http://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/48425

Effect of antibodies to intercellular adhesion molecule type 1 on the protection of distant organs during reperfusion syndrome in rats
Provedor de dados: 56
Autores: Souza-Moraes,M.R.; David-Filho,R.; Baptista-Silva,J.C.C.; Ullian,M.; Franco,M.F.; Gabriel Jr.,A.; Smith,B.; Burihan,E.
We investigated kidney and lung alterations caused by intercellular adhesion molecule type 1 (ICAM-1) blockade after ischemia and reperfusion of hind limb skeletal muscles. Rats were submitted to ligature of the infrarenal aorta for 6 h. The animals were randomized into three groups of 6 rats each: group I, sacrificed after ischemia; group II, reperfusion for 24 h, and group III, reperfusion for 24 h after receiving monoclonal anti-ICAM-1 antibodies. At the end of the experiment, blood samples were collected for creatinine, lactate dehydrogenase, creatine phosphokinase, potassium, pH and leukocyte counts. Samples were taken from the muscles of the hind limbs and from the kidneys and lungs for histological analysis and measurement of the neutrophil...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: ICAM-1; Neutrophil; Myeloperoxidase; Kidney; Lung; Reperfusion.
Ano: 2003
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2003000500007

Plasticity of neutrophils reveals modulatory capacity
Provedor de dados: 56
Autores: Perobelli,S.M.; Galvani,R.G.; Gonçalves-Silva,T.; Xavier,C.R.; Nóbrega,A.; Bonomo,A.
Neutrophils are widely known as proinflammatory cells associated with tissue damage and for their early arrival at sites of infection, where they exert their phagocytic activity, release their granule contents, and subsequently die. However, this view has been challenged by emerging evidence that neutrophils have other activities and are not so short-lived. Following activation, neutrophil effector functions include production and release of granule contents, reactive oxygen species (ROS), and neutrophil extracellular traps (NETs). Neutrophils have also been shown to produce a wide range of cytokines that have pro- or anti-inflammatory activity, adding a modulatory role for this cell, previously known as a suicide effector. The presence of cytokines almost...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Autoimmunity; Cancer; Infection; Inflammation; Neutrophil; Suppression.
Ano: 2015
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2015000800665

Decreased gastric tone and delayed gastric emptying precede neutrophil infiltration and mucosal lesion formation in indomethacin-induced gastric damage in rats
Provedor de dados: 56
Autores: Souza,M.H.L.P.; Troncon,L.E.A.; Cunha,F.Q.; Oliveira,R.B.
Gastric antral dysmotility has been implicated in the pathogenesis of indomethacin-induced gastric damage, but the relationship between gastric motor abnormalities and mucosal lesions has not been extensively studied. We investigated whether changes in gastric tone and gastric retention correlate with mucosal lesions and neutrophil migration in indomethacin-induced gastric damage in rats. Indomethacin, either 5 or 20 mg/kg (INDO-5 and INDO-20), was instilled into the stomach, and then gastric damage, neutrophil migration, gastric tone and gastric retention were assessed 1 or 3 h later. Gastric damage was calculated as the sum of the lengths of all mucosal lesions, and neutrophil migration was measured by assaying myeloperoxidase activity. Gastric tone was...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Gastric emptying; Gastric tone; Indomethacin; Gastric damage; Neutrophil.
Ano: 2003
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2003001000015

Passion fruit (Passiflora edulis) leaf extract modulates the oxidative metabolism of rat peritoneal neutrophils in a model of inflammation
Provedor de dados: 60
Autores: Araújo,Cleiber Lucan Alves; Salles,Bruno Cesar Correa; Duarte,Stella Maris da Silveira; Rodrigues,Maria Rita; Paula,Fernanda Borges de Araújo.
This study was conducted to evaluate the effect of extracts of Passiflora edulis Sims leaves on the oxidative metabolism of rat peritoneal neutrophils using a model of acute inflammation. The extract was obtained by maceration in 70% ethanol, evaporation under reduced pressure and lyophilisation. Total phenolic content (TP) was determined by the Folin-Ciocalteu assay. The P. edulis extract, in different doses, was administered by gavage 1 h prior to inflammation induction by carrageenan (8 mg/kg, i.p.); five hours later, the neutrophils were obtained by intraperitoneal lavage. The tests performed in neutrophils were cytochrome C and chemiluminescence assay as well as myeloperoxidase (MPO), superoxide dismutase (SOD), glutathione peroxidase (GPx) and...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Passiflora edulis Sims; Inflammation; Neutrophil; Reactive oxygen species (ROS); Antioxidant enzymes.
Ano: 2020
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502020000100562