Determination of the two-compartment model parameters of exhaled HCN by fast negative photoionization mass spectrometry

Y Wen, Y Xie, C Wang, L Hua, L Zhang, P Chen, H Li - Talanta, 2024 - Elsevier
Breath exhaled hydrogen cyanide (HCN) has been identified to be associated with several
respiratory diseases. Accurately distinguishing the concentration and release rate of …

Online detection of HCN in humid exhaled air by gas flow-assisted negative photoionization mass spectrometry

Y Wen, Y Xie, Y Cao, Y Yu, Y Chen, L Hua… - Analytical …, 2023 - ACS Publications
Hydrogen cyanide (HCN) is a well-known toxic compound in many fields. The trace amount
of endogenous HCN in human exhalation has been associated with the presence of …

Impact of breath sampling on exhaled carbon monoxide

R Ghorbani, A Blomberg… - Journal of Breath …, 2020 - iopscience.iop.org
The influence of breath sampling on exhaled carbon monoxide (eCO) and related
pulmonary gas exchange parameters is investigated in a study with 32 healthy non …

Accurate real-time FENO expirograms using complementary optical sensors

LS Petralia, A Bahl, R Peverall… - Journal of Breath …, 2020 - iopscience.iop.org
The fraction of exhaled nitric oxide (FE NO) is an important biomarker for the diagnosis and
management of asthma and other pulmonary diseases associated with airway inflammation …

High inhaled oxygen concentration quadruples exhaled CO in healthy volunteers monitored by a highly sensitive laser spectrometer

V Brenckmann, I Ventrillard, D Romanini, K Jaulin… - Scientific reports, 2019 - nature.com
Carbon monoxide (CO) monitoring in human breath is the focus of many investigations as
CO could possibly be used as a marker of various diseases. Detecting CO in human breath …

Measuring human hemolysis clinically and in extreme environments using endogenous carbon monoxide elimination

N Shahin, H Louati, G Trudel - Annals of Biomedical Engineering, 2020 - Springer
The measure of hemolysis in humans is clinically important. Here we describe methods
using a gas chromatograph equipped with a reduction gas detector to detect the human …

Infrared Sensing Strategies: Toward Smart Diagnostics for Exhaled Breath Analysis

M Hlavatsch, S Klingler, B Mizaikoff - Breath Analysis: An Approach for …, 2022 - Springer
To date, the most commonly applied method for detecting constituents in exhaled breath is
gas chromatography (GC) coupled with mass spectrometry (GC-MS). Despite the ability to …

Physiological modeling of exhaled compounds

J King, P Mochalski, G Teschl, S Teschl… - … biomarkers and the …, 2020 - Elsevier
Blood flow and ventilatory flow strongly influence the concentrations of volatile organic
compounds (VOCs) in exhaled breath. The physicochemical properties of a compound (eg …

Optical spectroscopy

FM Schmidt, M Metsälä, A Apolonski… - … Biomarkers and the …, 2020 - Elsevier
Optical spectroscopy is widely used for quantitative detection of small molecules in complex
gas matrices. Employing a laser as a light source enables highly sensitive, selective, and …

Monitoring of endogenous nitric oxide exhaled by pig lungs during ex-vivo lung perfusion

T Chollier, L Richard, D Romanini… - Journal of Breath …, 2021 - iopscience.iop.org
In the context of organ shortage for transplantation, new criteria for better organ evaluation
should be investigated. Ex-vivo lung perfusion (EVLP) allows extra-corporal lung re …