Results 21 to 30 of about 227,330 (261)

An E-Nose for the Monitoring of Severe Liver Impairment: A Preliminary Study

open access: yesSensors, 2019
Biologically inspired to mammalian olfactory system, electronic noses became popular during the last three decades. In literature, as well as in daily practice, a wide range of applications are reported.
Danila Germanese   +5 more
doaj   +1 more source

Piezoresistive Membrane Surface Stress Sensors for Characterization of Breath Samples of Head and Neck Cancer Patients

open access: yesSensors, 2016
For many diseases, where a particular organ is affected, chemical by-products can be found in the patient’s exhaled breath. Breath analysis is often done using gas chromatography and mass spectrometry, but interpretation of results is difficult and time ...
Hans Peter Lang   +7 more
doaj   +1 more source

Breath analysis in detecting epilepsy

open access: yesJournal of Breath Research, 2020
Abstract The aim of this proof of concept study is to investigate if an electronic nose (eNose) is able to make a distinction between breath profiles of diagnosed epilepsy patients and epilepsy-free control subjects.
Dieuwke van Dartel   +4 more
openaire   +3 more sources

Trends in the Development of Electronic Noses Based on Carbon Nanotubes Chemiresistors for Breathomics

open access: yesNanomaterials, 2022
The remarkable potential of breath analysis in medical care and diagnosis, and the consequent development of electronic noses, is currently attracting the interest of the research community. This is mainly due to the possibility of applying the technique
Sonia Freddi, Luigi Sangaletti
doaj   +1 more source

Nonlinear Analysis of the Dynamics of DNA Breathing [PDF]

open access: yesJournal of Biological Physics, 2009
The base pairs that encode the genetic information in DNA show large amplitude localized excitations called DNA breathing. We discuss the experimental observations of this phenomenon and its theoretical analysis. Starting from a model introduced to study the thermal denaturation of DNA, we show that it can qualitatively describe DNA breathing but is ...
Peyrard, Michel   +2 more
openaire   +3 more sources

Volatile Markers for Cancer in Exhaled Breath—Could They Be the Signature of the Gut Microbiota?

open access: yesMolecules, 2023
It has been shown that the gut microbiota plays a central role in human health and disease. A wide range of volatile metabolites present in exhaled breath have been linked with gut microbiota and proposed as a non-invasive marker for monitoring ...
Manohar Prasad Bhandari   +8 more
doaj   +1 more source

Collision Enhanced Raman Scattering (CERS): An Ultra-High Efficient Raman Enhancement Technique for Hollow Core Photonic Crystal Fiber Based Raman Spectroscopy Gas Analyzer

open access: yesBiosensors, 2023
Raman enhancement techniques are essential for gas analysis to increase the detection sensitivity of a Raman spectroscopy system. We have developed an efficient Raman enhancement technique called the collision-enhanced Raman scattering (CERS), where the ...
Maryam Shirmohammad   +2 more
doaj   +1 more source

Isotope-Selective Breath Analysis

open access: yesConference on Lasers and Electro-Optics, 2017
Isotope-selective breath analysis offers a non-invasive, fast and reliable alternative to traditional methods in numerous clinical applications. Especially stable isotopologues of carbon dioxide have been applied to tens of different studies.
Lehto M.   +10 more
openaire   +2 more sources

Exhaled Breath Analysis and Sleep [PDF]

open access: yesJournal of Clinical Sleep Medicine, 2011
It is currently estimated that the economic burden for obstructive sleep apnea syndrome (OSAS) cases not coming to medical attention is steadily increasing, thus making OSAS a major public health concern. For its increasing incidence among the common population, the interest of researchers and clinicians has been recently directed to the study of ...
openaire   +3 more sources

Online breath analysis with SESI/HRMS for metabolic signatures in children with allergic asthma

open access: yesFrontiers in Molecular Biosciences, 2023
Introduction: There is a need to improve the diagnosis and management of pediatric asthma. Breath analysis aims to address this by non-invasively assessing altered metabolism and disease-associated processes.
Ronja Weber   +8 more
doaj   +1 more source

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