Results 21 to 30 of about 147,786 (307)

Optimisation of sampling parameters for standardised exhaled breath sampling [PDF]

open access: yes, 2017
The lack of standardization of breath sampling is a major contributing factor to the poor repeatability of results and hence represents a barrier to the adoption of breath tests in clinical practice. On-line and bag breath sampling have advantages but do
Andrea Romano   +5 more
core   +1 more source

Small Intestinal Bacterial Overgrowth and Irritable Bowel Syndrome: A Bridge between Functional Organic Dichotomy

open access: yesGut and Liver, 2017
The pathogenesis of irritable bowel syndrome (IBS), once thought to be largely psychogenic in origin, is now understood to be multifactorial. One of the reasons for this paradigm shift is the realization that gut dysbiosis, including small intestinal ...
Uday C. Ghoshal   +2 more
doaj   +1 more source

Reliability of breath-holding tests with potential for use in sports practice [PDF]

open access: yesJournal of Kinesiology and Exercise Sciences, 2023
Background: Breathing is a crucial yet often overlooked phenomenon in sports practice. Simple, quick, cost-free, and equipment-free breath-holding tests allow for the assessment of chemosensitivity of athletes. The purpose of this study was to verify the
František Lörinczi   +2 more
doaj   +1 more source

Lung cancer breath tests [PDF]

open access: yesExpert Review of Respiratory Medicine, 2019
The current letter describes the rational behind breath analysis of lung cancer and the progress made so far by means of mass spectrometry and smart sensor arrays. Additionally, it presents and discusses the potential of breath analysis in enabling inexpensive and non-invasive technology that would allow efficient early detection of cancer; stratifying
Hossam, Haick, Dina, Hashoul
openaire   +2 more sources

Galactose oxidation using 13C in healthy and galactosemic children [PDF]

open access: yesBrazilian Journal of Medical and Biological Research, 2015
Galactosemia is an inborn error of galactose metabolism that occurs mainly as the outcome of galactose-1-phosphate uridyltransferase (GALT) deficiency. The ability to assess galactose oxidation following administration of a galactose-labeled isotope (1 ...
D.R. Resende-Campanholi   +5 more
doaj   +3 more sources

Investigation of the Report Format for Spirometry in China and Recommendations for Improvement [PDF]

open access: yesZhongguo quanke yixue, 2022
Background Spirometry is the most common and extensively used pulmonary function test method, whose quality control is the cornerstone for its promotion and application. The report format is a key factor associated with the quality control of spirometry,
Lijuan LIANG, Wujun JIANG, Wenya CHEN, Ruibo HUANG, Peitao YE, Yongyi PENG, Xuedong LEI, Jianling LIANG, Yi GAO, Jinping ZHENG
doaj   +1 more source

Methane positive small intestinal bacterial overgrowth in inflammatory bowel disease and irritable bowel syndrome: A systematic review and meta-analysis

open access: yesGut Microbes, 2021
Several studies reported a potential role of methane producing archaea in the pathophysiology of irritable bowel syndrome (IBS) and inflammatory bowel disease (IBD).
Arjun Gandhi   +6 more
doaj   +1 more source

Reactivity of cardiorespiratory system in bronchial asthma patients according to the tests with respiratory maneuvers performance

open access: yesZaporožskij Medicinskij Žurnal, 2019
Today asthma is defined as allergic inflammation of the respiratory tract, which is associated with hyperreactivity of the bronchi to various stimuli. The basis of asthma clinical picture forms broncho-obstructive syndrome, which is polymorphic in the ...
O. P. Romanchuk   +2 more
doaj   +1 more source

Breath Analysis for Early Detection of Rising Ketone Bodies in Postpartum Dairy Cows Classified as at Risk of Ketosis

open access: yesRuminants, 2023
Ketosis is a metabolic disorder associated with high production and low energy intake in dairy cows. Fat reserves are mobilized, and gluconeogenesis occurs.
Elaine van Erp-van der Kooij   +6 more
doaj   +1 more source

Oxidation of an oil rich in docosahexaenoic acid compared to linoleic acid in lactating women [PDF]

open access: yes, 1999
Background: We studied the oxidation of an oil rich in docosahexaenoic acid (DHA; DHASCO(R)) in lactating mothers receiving a dietary DHA supplement or a placebo. The results were compared with the oxidation of linoleic acid.
Pohl, A.   +4 more
core   +1 more source

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