Results 201 to 210 of about 42,440 (232)

Acute Hypoxia Decreases Maximum Fat Oxidation Rate During Step Incremental Exercise Normalized to Respiratory Compensation Point

open access: yesEuropean Journal of Sport Science, Volume 26, Issue 2, February 2026.
ABSTRACT Whether fat oxidation (FATox) is altered during exercise in hypoxia remains equivocal due to differences in experimental protocols. Furthermore, to date no investigation has reported the effect of hypoxia on maximal fat oxidation rate (MFO).
Youmna Elsayed Hassanein   +3 more
wiley   +1 more source

What Is a Biosensor?—A Terminological Guide From Biomolecular Recognition to Bioindicators

open access: yesEngineering in Life Sciences, Volume 26, Issue 2, February 2026.
ABSTRACT Biosensors are an integral part of modern medicine, are used in basic research, and are increasingly used by consumers as point‐of‐care and wearable devices. Meanwhile, the underlying technological approaches are rapidly expanding, including spectroscopic sensing, artificial bioreceptors, synthetic biological approaches, whole‐cell biosensors,
Tim E. Weber   +3 more
wiley   +1 more source

The Acute Effect of Consuming Whey Versus a Plant‐Based Protein Blend on Postprandial Metabolism and Appetite in a Sample of Healthy Adults

open access: yesFood Science &Nutrition, Volume 14, Issue 2, February 2026.
This study compares the metabolic effects of whey and a plant protein blend, consumed in a fasted state. The results showed a transient reduction in postprandial ketones and NEFA, and elevation of insulin and GLP‐1 following protein ingestion. The two protein drinks exerted a comparable effect on resting energy expenditure, subjective appetite ratings,
Yana P. Petkova   +2 more
wiley   +1 more source

Combined intravenous bolus amino acid supplementation and mobilization on early muscle loss in critically ill adults: A randomized controlled trial

open access: yesJournal of Parenteral and Enteral Nutrition, Volume 50, Issue 2, Page 170-182, February 2026.
Abstract Background Muscle wasting is a hallmark of critical illness. We evaluated the effect of amino acid supplementation and mobilization on early muscle loss in critically ill patients. Methods We conducted a randomized parallel‐group trial involving adult patients admitted to the surgical intensive care unit of a tertiary hospital.
Lizl Veldsman   +4 more
wiley   +1 more source

Loss of Beta‐Cell Identity and Function as a Mechanism of Secondary Failure of Sulfonylurea Therapy in Diabetes

open access: yesMedComm, Volume 7, Issue 2, February 2026.
ABSTRACT Sulfonylureas, commonly used to treat type 2 diabetes (T2D), often lose effectiveness over time when used as monotherapy; however, the underlying mechanisms remain unclear. To investigate the mechanisms of sulfonylurea failure, glibenclamide‐releasing pellets were implanted in KK mice, a polygenic model that spontaneously develops T2D. KK mice
Sumit Patel, Zihan Yan, Maria S. Remedi
wiley   +1 more source

Indirect Calorimetry

Journal of the American Dietetic Association, 1997
Indirect calorimetry can be a useful tool to define nutritional status, determine nutritional requirements, and assess response to nutritional interventions. Measurements of oxygen consumption and carbon dioxide production may be used to determine cardiac output and work of breathing, and estimate the components of minute ventilation.
MJ Kleber   +5 more
  +5 more sources

7 Indirect calorimetry

Baillière's Clinical Endocrinology and Metabolism, 1987
Summary Indirect calorimery is a method which allows the non-invasive measurement of enery expenditure and substrate utilization in humans. The procedure is described and the main equations to calculate energy expenditure and substrate utilization are presented.
Eric Jéquier, Jean-Pierre Felber
openaire   +1 more source

Indirect calorimetry in cardiac patients

International Journal of Clinical Monitoring and Computing, 1988
Nineteen patients following open heart surgery were studied for the influence of cardiac function on metabolism. Diminished cardiac index was associated with the following changes in metabolism: lowering of the energy expenditure, an increase in respiratory quotient and conversion from fat to carbohydrate metabolism.
H M, Koning, D P, Mackie
openaire   +2 more sources

Indirect calorimetry

2015
The use of indirect calorimetry to measure the heat production of men and animals has increased rapidly since the pioneering work of Lavoisier. Measurement of the consumption of oxygen and production of carbon dioxide are the basis for the measurement of heat production.
Gerrits, W.J.J., Labussière, E.
openaire   +1 more source

Applications of Indirect Calorimetry

Critical Care Nursing Clinics of North America, 2000
Indirect calorimetry should be considered a useful and practical adjunctive technology that can assist in the assessment and management of critically ill patients. Examples of applications of indirect calorimetry include nutritional assessments of metabolic status, evaluation of the oxygen cost of breathing during mechanical ventilatory support, and ...
openaire   +2 more sources

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