Results 31 to 40 of about 3,054 (211)

Effects of testosterone and high‐dose anabolic steroids on orthodontic‐induced bone remodeling and root resorption: An animal study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background This study investigates the impact of disruptions in testosterone levels on bone remodeling, root resorption, and periodontal ligament (PDL) during orthodontic tooth movement (OTM) in a pubertal male rat model. Methods Testosterone deficiency was induced through orchiectomy, and the anabolic‐androgenic steroid (AAS, testosterone ...
Caio Luiz Bitencourt Reis   +11 more
wiley   +1 more source

Antimicrobial Photodynamic Therapy Associated With Systemic Treatment in Osteoradionecrosis: An In Vivo Study

open access: yesLasers in Surgery and Medicine, EarlyView.
ABSTRACT Objective To evaluate the effects of antimicrobial photodynamic therapy (aPDT), systemic pharmacological therapy, and their combination on irradiated mandibular post‐extraction bone repair relevant to osteoradionecrosis (ORN) development in a rat model. Methods Twenty‐six male Wistar rats were initially randomized into five experimental groups:
Larissa Lopes Fonseca   +9 more
wiley   +1 more source

Improved Cerrado Wetland Mapping Through Seasonal Moisture Metrics, Terrain Information and Semantic Segmentation

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Brazil's Cerrado valley wetlands—swamp savanna and gallery forest—are highly important for the biome's water cycle and carbon storage and are susceptible to degradation from the impacts of land use expansion and the climate crisis. In support of their detailed monitoring and assessment, we developed and tested a transferable mapping approach that ...
Felix Beer   +6 more
wiley   +1 more source

ESTADO BRASILEIRO E A QUESTÃO AMAZÔNICA:

open access: yesRevista da Escola Superior de Guerra, 2017
O contexto histórico e político no Brasil foi delineado pela construção do Estado territorial, pela delimitação das fronteiras e pela construção da nacionalidade brasileira. Será neste contexto que o General Cândido Mariano da Silva Rondon, engenheiro por formação, mas militar por profissão, chefiará a Comissão de Inspeção das Fronteiras, no sertão ...
openaire   +2 more sources

Expansion of the Brazilian Sugarcane Bioenergy System Promotes Greenhouse Emission Reductions and Sustainable Development Without Compromising Food Security

open access: yesSustainable Development, EarlyView.
ABSTRACT The growing global demand for biofuels has raised concern about compromising food security. This study uses two independent economy‐wide models to evaluate the impact of expanding the Brazilian sugarcane bioenergy system on economic growth, social outcomes and food security.
Angelo C. Gurgel   +6 more
wiley   +1 more source

The Impact of “Mother‐Friendly Care” Accreditations on Patient Choice: Evidence From Brazil

open access: yesSouthern Economic Journal, EarlyView.
ABSTRACT We examine the impact of Brazil's “Mother‐Friendly Care” accreditation program on hospital choice. Using administrative data on births in the Brazilian public health system from 2008–2019, we estimate a nested logit demand model that allows for differential substitution patterns based on existing Baby‐Friendly Hospital Initiative (IHAC ...
Cici McNamara, Felipe Rocha Campos
wiley   +1 more source

Levantamento das pesquisas sobre assuntos brasileiros feitas em Universidades Americanas (1960-1970)

open access: yesRevista de História, 1974
O nosso objetivo primordial, ao publicar este levantamento bibliográfico, é levar ao conhecimento dos pesquisadores o grande acervo de teses sobre História do Brasil e outras matérias afins, elaboradas entre os anos de 1960 e 1970 em diversas ...
Dulce Helena A. Pessoa Ramos
doaj  

Protected areas as criteria of Ecological ICMS in Brazilian states

open access: yesDesenvolvimento e Meio Ambiente, 2020
O ICMS Ecológico é um instrumento econômico que tem sido apontado como uma importante estratégia de associação do incremento do orçamento municipal com a conservação da biodiversidade a partir da criação e manutenção de áreas protegidas.
Isabella Moura Carvalho Lima   +2 more
doaj   +1 more source

Iniciativas brasileiras para Dados Governamentais Abertos Conectados

open access: yesRevista Ibero-Americana de Ciência da Informação, 2022
O Brasil é pioneiro nas iniciativas para o governo aberto com uma legislação que visa garantir a transparência, a abertura dos dados e o governo eletrônico.
Juliana Vasconcelos Braga   +1 more
doaj   +1 more source

Home - About - Disclaimer - Privacy