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🔍 adolescent 📂 Physics 📄 Peer-Reviewed
Showing 23 results for "adolescent" in Physics · Peer-Reviewed
Physics Peer-Reviewed PDF DOI

Plasma androgenic activity in women with acne vulgaris and in healthy girls before, during and after puberty.

 · 1970

The possible relationship between plasma androgenic activity and acne vulgaris was investigated. Plasma testosterone and sex hormone binding globulin (SHBG) levels were determined in healthy girls dur…

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Physics Peer-Reviewed PDF DOI

Assessing risk factors for obesity between childhood and adolescence: I. Birth weight, childhood adiposity, parental obesity, insulin, and leptin.

 · 1970

OBJECTIVE: To assess the effects of body weight, body composition, parental obesity, and metabolic variables on the development of obesity in a large cohort of 5-year-old Native American children with…

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Physics Peer-Reviewed PDF DOI

The G/C915 polymorphism of transforming growth factor beta1 is associated with human longevity: a study in Italian centenarians.

 · 1970

Sequence variations in a variety of pro- or anti-inflammatory cytokine genes have been found to influence successful aging and longevity. Because of the role played by the transforming growth factor b…

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Physics Peer-Reviewed PDF DOI

Effects of dietary zinc restriction on postprandial changes in plasma zinc.

 · 1970

The principal objective of this study was to determine the effect of a short period of severe dietary zinc restriction on both prebreakfast and postbreakfast plasma zinc concentrations. After an overn…

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Physics Peer-Reviewed PDF DOI

Blood pressure responses to dietary sodium manipulation during normotensive human pregnancy.

 · 1970

Short-term salt loading and salt restriction in a group of normal pregnant women produced no changes in lying, sitting or standing blood pressures or heart rates. Home blood pressures showed no trend …

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Physics Peer-Reviewed PDF DOI

Influence of Vitamin D Receptor Gene Fok1 Polymorphism on Bone Mass Accrual Post Calcium and Vitamin D Supplementation.

 · 1970

OBJECTIVE: To examine the association of vitamin D receptor (VDR) gene polymorphisms of the Fok1 locus on bone mass accrual in Indian girls used to a low calcium intake.METHODS: An intervention trial …

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Physics Peer-Reviewed PDF DOI

Ovine prenatal growth restriction impacts glucose metabolism and body composition throughout life in both sexes.

 · 1970

Low birthweight is a risk factor for later adverse health. Here the impact of placentally mediated prenatal growth restriction followed by postnatal nutrient abundance on growth, glucose metabolism an…

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Physics Peer-Reviewed PDF DOI

Hyperinsulinemia and insulin resistance related metabolic syndrome.

 · 1970

BACKGROUND: A cross-sectional study in northern Taiwan was conducted to investigate the role of serum insulin level on the development of hyperglycemia, hypertension, obesity and hyperlipidemia.METHOD…

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Physics Peer-Reviewed PDF DOI

Central, peripheral and resistance arterial reactivity: fluctuates during the phases of the menstrual cycle.

 · 1970

The purpose of this study was to document the temporal changes in vascular reactivity occurring simultaneously in central, peripheral and microvascular resistance arteries in the same cohort of women …

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Physics Peer-Reviewed PDF DOI

Plasma-free homovanillic acid: within- and across-day stability in children and adults with Tourette's syndrome.

 · 1970

Within- and across-day stability of plasma-free homovanillic acid (pHVA) was assessed in children and adults with Tourette's syndrome. A diurnal fall in pHVA was observed in 13 of 15 subjects. There w…

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Physics Peer-Reviewed PDF DOI

Association between duration of playing video games and bone mineral density in Chinese adolescents.

 · 1970

The aim of the study was to investigate the association between duration of playing video games and bone mineral density (BMD) in Chinese adolescents. Three hundred eighty-four Chinese adolescents age…

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Physics Peer-Reviewed PDF DOI

Relationships between physical activity and plasma leptin levels in healthy children: the Fleurbaix-Laventie Ville Sant? II Study.

 · 1970

OBJECTIVE: To study the relationships between physical activity and plasma leptin levels in children from a population-based study, taking into account puberty stages.DESIGN: Subjects were part of the…

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Physics Peer-Reviewed PDF DOI

Early pregnancy blood lead levels and the risk of premature rupture of the membranes.

 · 1970

To clarify the effects of lead on fetal premature rupture of the membranes (PROM), blood lead concentrations were measured using inductively coupled plasma-mass spectrometry in 332 women, aged 16-35 y…

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Physics Peer-Reviewed PDF DOI

Association of 25-hydroxyvitamin D with blood pressure in predominantly 25-hydroxyvitamin D deficient Hispanic and African Americans.

 · 1970

BACKGROUND: Several observational studies have recently suggested an inverse association of circulating levels of vitamin D with blood pressure. These findings have been based mainly on Caucasian popu…

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Physics Peer-Reviewed PDF DOI

17 alpha-hydroxylase deficiency in a genetic male and female sibling pair.

 · 1970

The diagnosis of congenital adrenal hyperplasia due to a deficiency of the enzyme 17 alpha-hydroxylase was made in a genetic male and female sibling pair born of parents who were first cousins. The ge…

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Physics Peer-Reviewed PDF DOI

Competitive season of triathlon does not alter bone metabolism and bone mineral status in male triathletes.

 · 1970

This longitudinal study evaluated the effects of a triathlon season on bone metabolism and hormonal status. Seven male competitive triathletes (mean age 19.3 years, range 18 - 20) with 5.0 +/- 0.3 yea…

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Physics Peer-Reviewed PDF DOI

Human papillomavirus antibody reference reagents for use in postvaccination surveillance serology.

 · 1970

Suitably controlled serosurveillance surveys are essential for evaluating human papillomavirus (HPV) immunization programs. A panel of plasma samples from 18-year-old females was assembled, the majori…

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Physics Peer-Reviewed PDF DOI

Body burdens of mercury, lead, selenium and copper among Baltimore newborns.

 · 1970

Umbilical cord blood or serum concentrations of mercury, lead, selenium and copper were measured with inductively coupled plasma mass spectrometry in a population of 300 infants born in Baltimore, Mar…

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Physics Peer-Reviewed PDF DOI

Distribution of plasma total homocysteine concentrations in the healthy Iranians.

 · 1970

OBJECTIVE: The distribution of plasma total homocysteine concentrations in a population of South West of Iran Shiraz is described to test for differences in homocysteine concentrations among gender an…

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Physics Peer-Reviewed PDF DOI

Anaerobic metabolism induces greater total energy expenditure during exercise with blood flow restriction.

 · 1970

PURPOSE: We investigated the energy system contributions and total energy expenditure during low intensity endurance exercise associated with blood flow restriction (LIE-BFR) and without blood flow re…

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