Results 221 to 230 of about 23,348 (252)
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Plasma leptin concentrations, basal metabolic rates and respiratory quotients in young and older adults

International Journal of Obesity, 2000
To-examine the interrelationship of circulating leptin concentrations, basal metabolic rates (BMR) and respiratory quotients (RQ) in young and older adults.Cross sectional study.Seventy-six Australian men and women, 48 young (< 35 y) and 28 older ( > or = 50 y).Fasting plasma leptin concentrations by RIA, BMR and RQ by indirect calorimetry, percentage ...
M J, Soares   +3 more
openaire   +2 more sources

Influence of a Gas Exchange Correction Procedure on Resting Metabolic Rate and Respiratory Quotient in Humans

Obesity, 2017
ObjectiveThe aim of this study was to determine the influence of a gas exchange correction protocol on resting metabolic rate (RMR) and respiratory quotient (RQ), assessed by a Vmax Encore 29n metabolic cart (SensorMedics Co., Yorba Linda, California) in overnight fasted and fed humans, and to assess the predictive power of body size for corrected and ...
Jose E. Galgani   +1 more
openaire   +3 more sources

Soil Microbial Metabolic Quotient in Inner Mongolian Grasslands: Patterns and Influence Factors

Chinese Geographical Science, 2019
Microbial metabolic quotient (MMQ) is the rate of soil microbial respiration per unit of microbial biomass, and represents the capacity of soil microbes to utilize soil organic matter. Understanding the regional variation and determinants of MMQ can help predict the responses of soil respiration rate to global climate change.
Yingqiu Cao   +4 more
openaire   +1 more source

Respiratory quotient and embryological development of metabolic heat production in the rhea (Rhea americana)

Journal of Thermal Biology, 1997
Abstract 1. 1. Rheas ( Rhea americana ) show a typical embryonic course of heat production with a plateau phase between days 27 and 39 (total incubation time 38–42 d). 2. 2. In the plateau phase mean oxygen consumption is about 90 ml h −1 (range 87–108) or 0.17 ml (g h) −1 (range 0.164–0.211).
Roland Prinzinger   +2 more
openaire   +1 more source

[Energy metabolism at rest and the respiratory quotient in obese and normal-weight prepubertal children].

Minerva endocrinologica, 1990
The resting metabolic rate (RMR) was measured in obese (n. 14) and normo-weight (n. 14) pre-pubertal children using indirect calorimetry: correlations between RMR and anthropometric and metabolic parameters were also assessed in order to identify the existence of a causal relationship between the reduction of the RMR and the onset of obesity in ...
MAFFEIS, Claudio   +2 more
openaire   +2 more sources

Comparing Physical Activity Levels and Metabolic Quotients to Quantify the Physical Activity Transition in Rwanda

American Journal of Human Biology
ABSTRACT Objectives Although humans used to be physically active hunter‐gatherers and subsistence farmers, there has been a recent and ongoing global physical activity transition as billions of people adopt industrial lifestyles primarily in urban areas.
Alexandra R. Harris   +12 more
openaire   +2 more sources

Absence of responses in energy metabolism and respiratory quotient to carnitine infusion in premature infants.

Acta paediatrica Hungarica, 1986
Plasma levels of total, free and acylcarnitine, as well as oxygen consumption and respiratory quotient were determined in premature infants maintained at neutral temperature. The effects on these parameters of intravenous infusion of 24 mg/kg/day carnitine were studied. Total, free and acylcarnitine increased and the acyl/free carnitine ratio decreased
Rubecz, I.   +4 more
openaire   +1 more source

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