搜索结果: 1-11 共查到“预防医学与卫生学 nitrogen”相关记录11条 . 查询时间(0.187 秒)
Energy metabolism, nitrogen balance, and substrate utilization in critically ill children
substrate oxidation pediatrics mechanical ventilation
2016/6/14
Critically ill patients are characterized by a hypermetabolic
state, a catabolic response, higher nutritional needs,
and a decreased capacity for utilization of parenteral substrate.
Guar gum does not impair the absorption and utilization of dietary nitrogen but affects early endogenous urea kinetics in humans
Guar gum dietary nitrogen urea kinetics
2016/6/14
Viscous gums enhance viscosity in the upper gastrointestinal
lumen, quickly disturbing motility and promoting
fluid secretion.
Incorporation of urea and ammonia nitrogen into ileal and fecal microbial proteins and plasma free amino acids in normal men and ileostomates
Ammonia urea nitrogen metabolism
2016/6/2
The importance of urea nitrogen reutilization in
the amino acid economy of the host remains to be clarified.
Validation of a self-administered food-frequency questionnaire administered in the European Prospective Investigation into Cancer and Nutrition (EPIC) Study: comparison of energy, protein, and macronutrient intakes estimated with the doubly labeled water, urinary nitrogen, and repeated 24-h dietary recall methods
Validity biomarkers energy expenditure
2016/6/1
The validation of dietary assessment instruments is
critical in the evaluation of diet as a chronic disease risk factor.
AN INVESTIGATION OF OXIDES OF NITROGEN IN METROPOLITAN TEHRAN
INVESTIGATION OXIDES NITROGEN METROPOLITAN TEHRAN
2009/12/30
Planning of air pollution control programs need knowledge of pollutants emitting sources; the Department of Environmental Health, School of Public Health, Tehran University, performed an air monitorin...
DIETARY SUPPLEMENTATION WITH PHYTOHEMAGGLUTININ IN COMBINATION WITH α-KETOGLUTARATE LIMITS THE EXCRETION OF NITROGEN VIA URINARY TRACT
alpha-ketoglutaric acid phytohemagglutinin nitrogen elimination intestine
2010/12/22
The aim of the study was to evaluate the effect of both phytohaemagglutinin (PHA) alone, and in combination with alpha-ketoglutaric acid (AKG), on nitrogen elimination via the urinary tract as opposed...
Urea-nitrogen production and salvage are modulated by protein intake in fed humans: results of an oral stable-isotope-tracer protocol and compartmental modeling
stable-isotope-tracer protocol compartmental modeling
2016/12/30
The influence of protein source on postprandial urea kinetics is poorly understood, despite its nutritional significance with respect to nitrogen homeostasis. Furthermore, traditional tracer infusion ...
Meta-analysis of nitrogen balance studies for estimating protein requirements in healthy adults
Protein requirements nitrogen balance elderly
2016/12/27
Data were gathered from published nitrogen balance studies that had as their primary objective either the estimation of basal or maintenance requirements or the testing of the adequacy of specific nit...
Nitrogen balance of healthy Dutch women before and during pregnancy
Nitrogen balance protein pregnancy women metabolism creatine creatinine 3-methylhistidine Netherlands
2016/12/17
Background: Experimental studies including longitudinal nitrogen balance studies could provide insight into protein metabolism in pregnancy.Objective: Our aim was to determine the developmen...
Postprandial modulation of dietary and whole-body nitrogen utilization by carbohydrates in humans
Adults nitrogen isotopes carbon isotopes, amino acids pharmacokinetics oxidation intestinal absorption
2016/6/8
Background: Sucrose exerts a sparing effect on whole-body
protein metabolism, mainly during the absorptive phase.
Objective: We aimed to characterize the acute postprandial
effect of addition of su...
Short-term protein and energy supplementation activates nitrogen kinetics and accretion in poorly nourished elderly subjects
Elderly subjects short-term nutritional supplementation, protein-energy malnutrition body composition, basal metabolic rate protein turnover protein accretion nitrogen isotopes France
2016/6/7
Background: An increase in protein intake exerts a stimulating
effect on protein kinetics in children, young adults, and healthy
elderly persons. However, there are few data on the response to
such...