Selenium-biofortified wheat can substantially improve human nutrition, by reducing selenium deficiency in humans. In this study, field trials were conducted to investigate the biofortification of (Se) and also assess influence foliar application Se (as sodium selenate) on metabolism carbohydrates, nitrogen contents, antioxidant system plants. Selenium was applied via sprays at following doses: 0, 12, 21, 38, 68, 120 g ha−1. The dose ha−1 provided highest concentrations grains biomass...

Priming has been used to improve the performance of germination at field, and potassium nitrate (KNO3) is a promising compound for this purpose. The (NO3) could be absorbed, being in metabolism embryo, through enzyme reductase (NR). Besides, priming also activate response antioxidant system, becoming primed seeds more prepared possible stresses. Thus, aim study was evaluate metabolic effect tomato seed by quantification NR activity, activity some enzymes as superoxide dismutase (SOD),...

OBJECTIVE: To determine the prevalence of mesiodens in deciduous and mixed dentitions its association with other dental anomalies. MATERIAL AND METHODS: Panoramic radiographs 1,995 orthodontic patients were analyzed retrospectively, obtaining a final sample 30 mesiodens. The following aspects analyzed: gender ; number mesiodens; proportion between erupted non-erupted initial position supernumerary tooth; related complications; treatment plan accomplished; associated frequency anomalies was...

A gabiroba de arbusto [Campomanesia pubescens (DC.) O. Berg. (Myrtaceae)], espécie nativa do Cerrado é considerada uma planta com potencial melífero, ornamental e medicinal. Com o objetivo avaliar a influência diferentes temperaturas, substratos condições luminosidade da secagem, na qualidade fisiológica suas sementes foram conduzidos dois experimentos. No primeiro utilizou-se 13% teor água, qual foi realizado em delineamento experimental inteiramente casualizado esquema fatorial (4x3x2),...

Objective: The aim of the present study was to evaluate transverse effect rapid maxillary expansion in patients with unilateral complete cleft lip and palate while comparing Haas Hyrax appliances. Methods: sample consisted 48 divided into two groups: Group I - 25 treated modified appliance (mean age: 10 years 8 months); II 23 6 months). Casts were taken during pre-expansion after removal at end retention period. models scanned aid 3 Shape R700 3D scanner. Initial final distances measured...

The midpalatal suture of 18 children submitted to rapid palatal expansion with the Haas fixed expander and ranging in age from 5 years 2 months 10 was evaluated computerized tomography. posterior nasal spine undergoes impact RPE patients primary mixed dentition stages, similarly anterior though a lesser extent. average opening 2.21 mm region 0.95 region.

The aim of this prospective study was to evaluate the midpalatal suture in children submitted rapid palatal expansion, at end retention stage, with CT scans. sample comprised 17 aged between 5 years 2 months and 10 months. tomographic images showed that completely ossified from anterior nasal spine area posterior phase, is, 8 9 postexpansion.

OBJECTIVE: The aim of the present study was to use facial analysis determine effects rapid maxillary expansion (RME) on nasal morphology in children stages primary and mixed dentition, with posterior cross-bite. MATERIAL AND METHODS: Facial photographs (front view profile) 60 patients pre-expansion period, immediate post-expansion period one year following a Haas appliance were evaluated 2 occasions by 3 experienced orthodontists independently, 2-week interval between evaluations. examiners...

OBJETIVO: o presente estudo, de caráter prospectivo, objetivou avaliar a imagem da sutura palatina mediana em crianças submetidas à expansão rápida maxila por meio tomografia computadorizada, após fase contenção. METODOLOGIA: amostra constou 17 ambos os gêneros, na faixa etária compreendida entre 5 anos e 2 meses 10 no início do tratamento, provenientes Clínica Ortodontia Interceptiva Sociedade Promoção Social Fissurado Lábio-Palatal Universidade São Paulo (PROFIS-USP), Bauru/SP. Tomografias...

ABSTRACT Peltophorum dubium (Sprengel) Taubert seedlings were submitted to 60 days of flooding, with and without Ca+. During this period, growth, root anatomy chlorophyll content analyzed. The relative growth rates (RGR) roots shoots higher in non-flooded plants. flooded treatments, Ca+, have affected the but did not affect shoot stem diameter. analysis showed thickening sclerenchyma 15 treatments vessel diameter was smaller at 45 days. differed, however it statistically significant. results...

OBJETIVOS: determinar a morfologia das 3ª e 4ª vértebras cervicais representativa dos estágios de pré-pico, pico pós-pico velocidade crescimento estatural, definidos previamente pelos centros ossificação do primeiro dedo em radiografias carpais ou polegar. MÉTODOS: foram utilizadas 120 telerradiografias norma lateral 106 pacientes selecionados da clínica Ortodontia Preventiva Interceptiva Faculdade Odontologia Araçatuba-UNESP Profis/HRAC-USP que apresentavam as correspondentes As divididas...

OBJETIVO: verificar o percentual de pacientes que necessitaram extração dentes permanentes, pré-molares, dentre aqueles tratados com decíduos para correção do apinhamento primário na dentição mista, bem como analisar as possíveis variáveis relacionadas. MÉTODOS: a amostra foi composta por documentações ortodônticas 70 permanente, cujo tratamento iniciou-se mista planejamento um programa extrações seriadas (PES). Todos os prontuários foram analisados único examinador, no intuito se PES havia...

The low availability of phosphorus and water in soil can promote the remobilization carbohydrates plant, releasing energy to mitigate stress. In this context, our objective was analyze production allocation plants Carapa guianensis Aubl. submitted different doses phosphate fertilization, during rainy dry seasons, western region Pará. We used three dosages (0, 50, 250 kg ha−1) as treatments. evaluated wet seasons. quantified matter production, content, total soluble sugars, reducing sucrose,...

OBJETIVO: a reabsorção radicular apical é uma condição comumente observada durante e após o tratamento ortodôntico fatores como tipo de aparelhagem ortodôntica utilizada, magnitude das forças aplicadas duração do podem estar relacionados ao processo arredondamento ápice radicular. Buscou-se avaliar, por meio imagens radiográficas computadorizadas, quantidade no radicular, quando da utilização duas diferentes técnicas mecânica fixa: Edgewise com acessórios padrão totalmente programados....

OBJETIVO: o presente trabalho tem como objetivo acompanhar radiograficamente a evolução da ossificação sutura palatina mediana em pacientes submetidos à expansão rápida maxila, bem comprovar validade de se avaliar neoformação óssea através deste exame complementar diagnóstico. METODOLOGIA: amostra constou 38 no estágio dentadura mista que submeteram ao protocolo sendo 2/4 volta pela manhã e noite, totalizando 1 completa por dia, compreendendo um período 7 dias. RESULTADOS: radiografias...

Aumentar a produtividade do milho de uma forma sustentável é o desafio todos os agricultores, objetivou-se isolar e selecionar fungos micorrizicos arbusculares (FMAs) nativos da rizosfera ipê amarelo (Tabebuia serratifolia (Vahl) Nichols) avaliar efeito sua inoculação em plantas milho. A extração dos FMAs amarelo, isolamento esporos foram realizados no Laboratório Fisiologia Vegetal Crescimento Plantas Universidade Federal Oeste Pará (UFOPA) outubro 2017. O simbiose crescimento inicial das...

The loss of benefits after re-drying is one the drawbacks seed priming technique. Different types stresses have been used before to preserve benefits. This process may be seen as promoting cross tolerance increase defense mechanisms that prevent viability in seeds primed drying. We tested effect some induce cross-tolerance and different drying conditions with aim maintaining melon seeds. were an aerated KNO3 solution (0.35M), -1.7MPa, 25 °C, dark for six days. then submitted slow drying,...

Miconia ligustroides (DC.) Naudim, popularly known as “vassoura-preta” or “jacatirão-do-brejo” is widely distributed in Brazil. It a recommended species for restoration of riparian areas and its fruits are attractive to wildlife. However, little about the morphology diaspores. Such morphological characterization studies important identification, corroborating future phenology germination. Therefore, fruits, diaspores germination M. were morphologically characterized by observations through...

Abstract Zinc (Zn) deficiency affects one-third of the world’s population, and agronomic biofortification is a good way to fight against this problem. Biofortification leafy vegetables has been driven by their consumption, and, in scenario, waterleaf (Talinum triangulare) demonstrates potential. Thus, work aimed verify efficiency with Zn applied via root. For experiment, seedlings obtained vegetative propagation cuttings were used cultivated mixture sand commercial substrate, initially...

A germinação representa um dos principais desafios para a propagação da espécie <em>Endopleura uchi</em>. Mesmo em condições favoráveis, esse processo pode levar de 1 2 anos. Nesse contexto, o presente estudo teve como objetivo avaliar viabilidade das sementes uchi</em> submetidas tratamentos pré-germinativos. Foram examinados os seguintes métodos: tratamento – controle; imersão água natural + desponte substrato areia; 3 escarificação quatro linhas longitudinais ao eixo do...

Introduction: Murici is valued by the local population for its healing, anti-inflammatory, and antioxidant properties, which are attributed to phenolic compounds ca-rotenoids, although quality properties not well-known. Objective: This research aimed evaluate of murici pulp (Byrsonima spp.) commercialized in some places Santarém, Pará, Brazil. Methods: samples were collected Santarém Curuá, PA, between October 2022 January 2023. The packed plastic containers stored a refriger-ated...

Amazonian strains of Cyathus spp. and Geastrum were studied for the ability to discolor trypan blue azo dye reduce its toxicity. Discoloration (0.05%) was evaluated in solid aqueous medium over different periods. The reduction toxicity after treatment assessed by seed germination development lettuce seedlings (Lactuca sativa L.) test Artemia salina (L.) larvae. All showed potential color intensity dye. reached 96% discoloration, C. albinus limbatus also reduced a high efficiency degree...

Climate change causes increasingly longer periods of drought, often causing the death plants, especially when they are in early stages development. Studying benefits provided by arbuscular mycorrhizal (AM) fungi to plants different water regimes is an efficient and sustainable strategy face climate change. Thus, this study investigated influence AM on Handroanthus serratifolius seedlings under regimes, based biochemical, nutritional growth parameters. The experiment was carried out H....