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Plasma leptin in humans is subject to both longand short-term regulation; it correlates with indexes of body fat that can only change slowly. However, short-term fasting causes large and rapid decr...
This study examined the components of energy balance in poor, free-living pregnant women living in an urban setting of a developing country
Premenopausal black women have a greater rate of coronary artery disease (CAD) than do premenopausal white women. Plasma total homocysteine concentrations, a risk factor for CAD, have not been repo...
Mandatory fortification of grain products with folic acid was introduced recently in the United States, a policy expected to result in a mean additional intake of 100 mg/d. One way of predicting th...
Skeletal muscle mass (SMM) and fat-free mass (FFM) are important variables in nutritional studies. Accurate techniques for measuring these variables have not been thoroughly validated in elderly su...
Ingestion of animal protein raises serum cholesterol in some experimental models but not in others, and ecologic studies have suggested a positive association between animal protein intake and risk...
The positive association between body weight and bone mineral density (BMD) is well documented; in contrast, the effect of changes in body weight on BMD is not well understood, particularly, in nor...
The interaction between iron and manganese in the gut is well characterized but iron status has not been shown to affect manganese absorption.
Self-reported food preferences and frequencies of food consumption have served as proxy measures of the current diet in consumer research and in nutritional epidemiology studies, respectively.
Most methods available to clinicians for estimating body-composition changes have been validated against estimates from densitometry, based on a 2-component (fat mass and fat-free mass) model.
The article by Wijendran et al (1) in this issue of the Journal is the first to document alterations in maternal plasma phospholipids and amino acids in pregnancy complicated by gestational diabete...
Adequate protein nutrition could be used to limit gradual body protein loss and improve protein anabolism in the elderly.
Dietary calcium and milk intakes at specific ages may influence bone mineral measures at specific sites during development of peak bone mass.
Vitamin A supplementation of mothers postpartum may improve infant health, not only by increasing vitamin A delivery to the infant through breast milk but also by increasing delivery of milk immune...
The characteristics of vegetarian diets suggest that these diets would have lower dietary iron bioavailability than nonvegetarian diets, but there is no evidence of iron deficiency in vegetarians.

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