549,651 results match your criteria: "Brazil ; Centre for Agriculture and Biosciences International[Affiliation]"

Stress plays a key role in mental, neurological, endocrine, and immune disorders. The zebrafish (Danio rerio) is rapidly gaining popularity as s model organism in stress physiology and neuroscience research. Although the leopard (leo) fish are a common outbred zebrafish strain, their behavioral phenotypes and stress responses remain poorly characterized.

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This study aimed to evaluate the effect of autolyzed yeast (obtained from culture of Saccharomyces cerevisiae in sugarcane derivatives) supplementation on diet digestibility, feeding behavior, levels of blood metabolites associated with protein and energy metabolism, and performance of Dorper × Santa Ines lambs finished in feedlot. Twenty-four non-castrated male lambs with an average age of 4 months and a body weight (BW) of 19.49 ± 3.

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Cognitive changes and brain structural abnormalities in female carriers of DMD pathogenic variants.

J Neurol

January 2025

Department of Neurology, School of Medical Sciences, University of Campinas-UNICAMP, Universitaria "Zeferino Vaz", Rua Tessália Vieira de Camargo, 126. Cidade, Campinas, SP, 13083-887, Brazil.

Background: Skeletal and cardiac muscle damage have been increasingly recognized in female carriers of DMD pathogenic variants (DMDc). Little is known about cognitive impairment in these women or whether they have structural brain damage.

Objective: To characterize the cognitive profile in a Brazilian cohort of DMDc and determine whether they have structural brain abnormalities using multimodal MRI.

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Introduction: Glioblastomas (GBM) are aggressive tumors that make up about 7% of central nervous system tumors in children. Spinal GBMs (sGBMs) are extremely rare, accounting for less than 1% of pediatric spinal tumors. sGBMs are difficult to treat due to their infiltrative nature and cause significant morbidity.

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Brazilians are a rapidly growing immigrant population in the United States (U.S.), yet little is known about their mental health and access to mental healthcare.

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Neuronal ceroid lipofuscinosis 11 (CLN11) presenting with early-onset cone-rod dystrophy and learning difficulties.

Neurogenetics

January 2025

Department of Neuroscience and Behavioural Sciences, School of Medicine at Ribeirão Preto, University of São Paulo, Bandeirantes Av. 3900, Ribeirão Preto, São Paulo, 14040-900, Brazil.

Neuronal Ceroid Lipofuscinosis 11 (CLN11) is an ultra-rare subtype of adult-onset Neuronal Ceroid Lipofuscinosis. Its phenotype is variable and not fully known. A 21-year-old man was evaluated in our neurogenetic outpatient clinic for early onset complex phenotype, including learning difficulties, cerebellar ataxia, cone-rod dystrophy, epilepsy, and dystonia.

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Cancer is a leading cause of death worldwide and its treatment is hampered by the lack of specificity and side effects of current drugs. Cardiotonic steroids (CTS) interact with Na/K-ATPase (NKA) and induce antineoplastic effects, but their narrow therapeutic window is key limiting factor. The synthesis of digitoxigenin derivatives with glycosidic unit modifications is a promising approach to develop more selective and effective antitumor agents.

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Background: The periosteum is the main organ responsible for bone regeneration. Vascularized Periosteal Grafts (VPG) have demonstrated exceptional efficacy and speed in facilitating bone union among children with challenging bone healing conditions. Despite their promising results, the overall impact of these interventions has yet to be comprehensively evaluated through systematic review.

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Objective: To verify the association between different types of ambient ventilation in Central Sterile Supply Department (CSSD), fractional exhaled nitric oxide (FeNO) values, and respiratory symptoms of workers .

Methods: CSSD workers from five hospitals were evaluated in three different ventilation systems: negative air pressure, air conditioning, and natural ventilation. The prevalence of respiratory symptoms was evaluated by The European Community Respiratory Health Survey.

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The study aimed to verify the physiological and metabolic parameters associated with the time to task failure (TTF) during cycling exercise performed within the severe-intensity domain. Forty-five healthy and physically active males participated in two independent experiments. In experiment 1, after a graded exercise test, participants underwent constant work rate cycling efforts (CWR) at 115% of peak power output to assess neuromuscular function (Potentiated twitch) pre- and post-exercise.

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immunotoxic evaluation of herbicides in RAW 264.7 cells.

J Toxicol Environ Health A

January 2025

Laboratório de Toxicologia, Departamento de Análises, Faculdade de Farmácia, Universidade Federal do Rio Grande do Sul - UFRGS, Porto Alegre, RS, Brazil.

Weeds are a concern in agriculture and the use of herbicides constitutes an effective, efficient, and economical way to control their growth. Recent discoveries of herbicides are promising for the management of resistant weeds. However, there is a gap in the knowledge of the toxic effects of some herbicides previously reported on immune cells.

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Background: Nocturnal blood pressure dipping is crucial for cardiovascular health, but the effect of exercise on this phenomenon is not well understood. This study aims to investigate how a single session of aerobic exercise impacts nocturnal blood pressure dipping in individuals with hypertension who are on medication.

Methods: Twenty hypertensive adults (67 ± 16 years) participated in a randomised, parallel-group clinical trial.

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Background: Hereditary gingival fibromatosis (HGF) is one of the categories of non-plaque-induced gingival diseases of genetic origin. Current studies show high genetic heterogeneity and suggest that not all forms of HGF are the same and that more than one biological mechanism may result in gingival growth. This report presents a case of syndromic HGF with generalized and complex clinical manifestations associated with other conditions such as body hypertrichosis and hearing deficit.

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Nanoscale water behavior and its impact on adsorption: A case study with CNTs and diclofenac.

J Chem Phys

January 2025

Departamento de Física, Instituto de Física e Matemática, Universidade Federal de Pelotas, Caixa Postal 354, Pelotas, Brazil.

Water is a fundamental component of life, playing a critical role in regulating metabolic processes and facilitating the dissolution and transport of essential molecules. However, emerging contaminants, such as pharmaceuticals, pose significant challenges to water quality and safety. Nanomaterial-based technologies emerge as a promising solution for removing those contaminants from water.

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Cavity correlations and the onset of charge ordering at charged interfaces: A modified Poisson-Fermi approach.

J Chem Phys

January 2025

Instituto de Física, Universidade Federal de Ouro Preto, 35400-000 Ouro Preto, MG, Brazil.

Charge layering in the close vicinity of charged interfaces is a well-known effect, extensively reported in both experiments and simulations of Room Temperature Ionic Liquids (RTILs) and concentrated electrolytes. The traditional Poisson-Fermi (PF) theory is able to successfully describe overcrowding effects but fails to reproduce charge ordering even in strong coupling regimes. Simple models, yet capable of investigating the interplay between these important interfacial phenomena, are still lacking.

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Malignant Mesothelioma is a malignant tumor arising from the peritoneum, pleura or pericardium. It's rarely reported in dogs. Currently, there are two classifications of neoplasia: one for human medicine and other for veterinary.

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The filamentous red algal genus Bryocladia was recently deeply revised based on molecular and morphological data. However, data from the Southwestern Atlantic Ocean are scarce. Here, we provide a phylogenetic study of Bryocladia representatives from the Brazilian coast with new additions to the genus.

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Opportunistic salpingectomy: A Delphi study among Brazilian experts.

Int J Gynaecol Obstet

January 2025

Department of Obstetrics and Gynecology, Faculdade de Medicina, Universidade Federal de Minas Gerais, Belo Horizonte, MG, Brazil.

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The role of circulating metabolites on child development is understudied. We investigated associations between children's serum metabolome and early childhood development (ECD). Untargeted metabolomics was performed on serum samples of 5,004 children aged 6-59 months, a subset of participants from the Brazilian National Survey on Child Nutrition (ENANI-2019).

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Purpose: This systematic review examined studies that addressed physiotherapy intervention approaches to the Quality of Life (QoL) of people with Cerebral Palsy (CP).

Materials And Methods: We conducted a comprehensive search strategy in five databases (PEDro, PubMed, Web of Science, Scopus, and Google Scholar) until 12 February 2024. We assessed the included studies' methodological quality and statistical description using the PEDro scale.

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Phenolic compounds (PC) were analyzed by UHPLC-ESI-QTOF-MS in two sorghum genotypes, harvested in two growing seasons (GS) at five distinct days after flowering (DAF) to evaluate how genotype/GS influences the PC synthesis and antioxidant capacity during grain growth. Total phenolic contents were strongly correlated with antioxidant capacity ( > 0.9, < 0.

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Applied Mandibular Osteometry in Young Lambs: Morphometric and Clinical Insights.

Anat Histol Embryol

January 2025

Laboratório de Design Anatômico/LabDA-Departamento de Morfologia, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil.

Osteometric studies of the mandible are useful for identifying polymorphisms that are affected by general factors of anatomical variation, such as breed and gender, but age-related changes have not yet been reported in sheep. Our results showed that the morphometric parameters of the mandible were significantly affected by the age of the lambs. However, at 155 days of age, the mandible already presents all the morphological characteristics observed in adult animals.

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Detection of functional diversity gradients and their geoclimatic filters is sensitive to data types (occurrence vs. abundance) and spatial scales (sites vs. regions).

Plant Divers

November 2024

Laboratório de Ciências Ambientais, Universidade Estadual do Norte Fluminense Darcy Ribeiro, Campos dos Goytacazes, Rio de Janeiro, Brazil.

Functional diversity (FD) reflects within- and between-site variation of species traits (α- and β-FD, respectively). Understanding how much data types (occurrence-based vs. abundance-weighted) and spatial scales (sites vs.

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Objective: The integrity of the plantar flap is important for transmetatarsal amputation (TMA) classic closure. However, in ischemic wounds, the plantar flap can be compromised, making the TMA coverage difficult. The aim of this study was to compare the outcomes of rotational vs long plantar flaps for transmetatarsal amputation closure in patients with dysvascular partial foot amputations.

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