502 research outputs found

    Seasonal Variation Of The Essential Oil From Two Brazilian Native Aldama La Llave (asteraceae) Species

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    Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Aldama arenaria and A. robusta are morphologically similar aromatic species that have seasonal development. The yield and chemical composition of essential oils from aerial and underground vegetative organs of these species were compared to verify the production of volatile metabolites in flowering and dormant phases of development and to identify if there are unique compounds for either species. The major compound in the essential oils from A. arenaria leaves was palustrol (16.22%) and for aerial stems was limonene (15.3%), whereas limonene (11.16%) and alpha-pinene (19.64%) were the major compounds for leaves and aerial stems from A. robusta, respectively. The major compound for the underground organs was a-pinene, in both species and phenological stages. High amounts of diterpenes were found especially for A. arenaria essential oils. Each analyzed species presented unique compounds, which can provide a characteristic chemical profile for both species helping to solve their taxonomic problems. This study characterized for the first time the yield and essential oil composition of A. arenaria and A. robusta, which have medicinal potential, and some of the compounds in their essential oils are unique to each one and may be useful in helping the correct identification of them.883118991907Conselho Nacional de Desenvolvimento Cientifico e Tecnologico (CNPq) [303715/2014-6]Fundacao de Amparo a Pesquisa do Estado de Sao Paulo (FAPESP) [2010/514543, 2010/02005-1]Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP

    Gestational weight gain recommendations in the context of the obesity epidemic

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    The impact of the obesity epidemic on women of childbearing age has been of particular concern in recent years as a result of studies linking maternal weight status to long-term adverse outcomes for obese mothers and their offspring. The US Institute of Medicine developed new gestational weight gain guidelines based on this literature that attempts to strike a balance between the known risks and benefits of weight gain during pregnancy. More studies that include large numbers of obese women, examine outcomes beyond the perinatal period, and identify safe and effective pregnancy weight gain interventions are needed before lower weight gain recommendations can be made for obese women

    Dietary energy density but not glycemic load is associated with gestational weight gain

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    The majority of pregnant women are gaining outside of the recommended weight gain ranges. Excessive weight gains have been linked to pregnancy complications and long term maternal and child health outcomes

    Maternal Dietary Patterns are Associated with Lower Levels of Cardiometabolic Markers during Pregnancy

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    Elevated levels of cardiometabolic markers are characteristic of normal pregnancy; however, insulin resistance and increased glucose, triglyceride, and cholesterol levels can adversely influence maternal and child health. Diet is a modifiable behavior that could have significant impact on maternal cardiometabolic levels during pregnancy. We investigated the association between dietary patterns and cardiometabolic markers (glucose, insulin, insulin resistance (HOMA-IR), triglycerides, and cholesterol) during pregnancy

    Maternal Dietary Patterns during Pregnancy Are Associated with Child Growth in the First 3 Years of Life

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    Background: Child obesity is a major problem in the United States. Identifying early-life risk factors is necessary for prevention. Maternal diet during pregnancy is a primary source of fetal energy and might influence risk of child obesity

    Maternal dietary intake during pregnancy and offspring body composition: The Healthy Start Study

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    Consistent evidence of an influence of maternal dietary intake during pregnancy on infant body size and composition in human populations is lacking, despite robust evidence in animal models

    Physical Activity During Pregnancy and Risk of Hyperglycemia

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    To determine the association between moderate and vigorous physical activities (MVPA) during midpregnancy and the risk of hyperglycemia

    Maternal Dietary Patterns during the Second Trimester Are Associated with Preterm Birth

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    Background: Preterm birth is one of the leading causes of neonatal morbidity in the United States. Despite decades of research, the etiology is largely unknown

    Early-Life Soy Exposure and Gender-Role Play Behavior in Children

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    Background: Soy-based infant formula contains high levels of isoflavones. These estrogen-like compounds have been shown to induce changes in sexually dimorphic behaviors in animals exposed in early development
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