نتایج جستجو برای: age composition
تعداد نتایج: 1001173 فیلتر نتایج به سال:
BACKGROUND The concept of tissue engineering is to deliver to the injury site biological scaffolds carrying functional cells that will enhance healing response. The preferred cell source is autologous in order to reduce immune response in the treated individual. However, in elderly patients age-related changes in synthetic activity of the implanted cells and subsequent alterations in tissue pro...
Before leaf analysis can be successfully used as a guide in diagnosing nutritional status and as a basis for fertilizer recommendations in fruit trees, a standardized leaf sampling technique must be established. Position of sampled leaves and time of sampling are the most important factors in ascertaining the nutritional status of fruit trees. The sampling should be done when the variation in n...
BACKGROUND Strength training is a sound method to improve body composition. However, the effect of age, diet, menopause, and physical activity on the relationship between strength training and body composition in women remains unknown. The purpose of this study was to examine the intricacies of the relationship between strength training and body composition in 257 middle-age women and to quanti...
One of the central problems in migration measurement arises as a consequence of the different sources of migration data. Most information regarding migration is obtained from population censuses or population registers that report migration data for a given time interval. Another source of migration data is the sample survey which may be designed to provide information about both migrants and...
OBJECTIVE To assess the influence of low birth weight in full-term infants on body composition at school age. METHOD This is a cross-sectional study nested in a cohort of 375 infants recruited at birth between 1993 and 1994 in the state of Pernambuco, Brazil. At 8 years of age, the body composition of 213 children from this cohort was assessed by measurement of triceps and subscapular skinfol...
Using panel data on 12 European source countries that are followed for 26 years (1873-1898), this paper studies agespecific emigration rates and the age composition of U.S. immigration. Two age groups are the focus of attention, 15-40 and over 40. Emigration-rate models and compositional models that satisfy adding-up conditions are estimated by the Hausman-Taylor Instrumental Variable approach....
To determine the effects of length of gestation and sex on infant body composition, air displacement plethysmography was performed in forty-six full-term neonates at 3 d of life and during the week prior to hospital discharge in 180 preterm neonates. Fat mass, as a percentage of body weight, was higher in preterm than in term infants (13.4 (SD 4.2) v. 10.1 (sd 3.7) %, respectively; P= 0.001). T...
7. Kannan L, Lodha R, Vivekanandhan S, Bagga A, Kabra SK, Kabra M. Intravenous fluid regimen and hyponatraemia among children: A randomized controlled trial. Pediatr Nephrol. 2010;25:2303-9. 8. Neville KA, Sandeman DJ, Rubinstein A, Henry GM, McGlynn M, Walker JL. Prevention of hyponatremia during maintenance intravenous fluid administration: A prospective randomized study of fluid type versus ...
Both leukocyte telomere length (LTL) and DNA methylation age are strongly associated with chronological age. One measure of DNA methylation age─ the extrinsic epigenetic age acceleration (EEAA)─ is highly predictive of all-cause mortality. We examined the relation between LTL and EEAA. LTL was measured by Southern blots and leukocyte DNA methylation was determined using Illumina Infinium HumanM...
INTERNATIONAL ATOMIC ENERGY AGENCY VIENNA ISBN 978–92–0–127710–7 ISSN 2075–3772 This publication was developed by an international group of experts as an integral part of the IAEA’s efforts to contribute to the transfer of technology and capacity building in the use of nuclear and isotopic techniques to assist Member States in their efforts to improve the nutrition and health of infants and you...
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