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Advances in Human Breath Molecular Profiling for Medical Diagnosis

A special issue of International Journal of Molecular Sciences (ISSN 1422-0067). This special issue belongs to the section "Molecular Biology".

Deadline for manuscript submissions: closed (31 October 2020) | Viewed by 3390

Special Issue Editors


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Guest Editor
1. Laboratory of Mass Spectrometry, CDISE, Skolkovo Institute of Science and Technology, Moscow, Russia
2. Emanuel Institute for Biochemical Physics, Russian Academy of Sciences, Moscow, Russia
3. V.L. Talrose Institute for Energy Problems of Chemical Physics, N.N. Semenov Federal Center of Chemical Physics, Russian Academy of Sciences, Moscow, Russia
Interests: liquid chromatography; mass spectrometry; climate change; spectroscopy; chromatography; sample preparation; proteins; molecular biology
Special Issues, Collections and Topics in MDPI journals

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Guest Editor
National Medical Research Center for Obstetrics, Gynecology and Perinatology Named after Academician V.I.Kulakov, Ministry of Healthcare of Russian Federation, Moscow 117997, Russia
Interests: metabolomics; proteomics; lipidomics; mass-spectrometry; clinical mass spectrometry; high resolution mass-spectrometry; translational medicine
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Co-Guest Editor
1. Laboratory of Mass Spectrometry, CDISE, Skolkovo Institute of Science and Technology, Moscow, Russia
2. Emanuel Institute for Biochemical Physics, Russian Academy of Sciences, Moscow, Russia
3. V.L. Talrose Institute for Energy Problems of Chemical Physics, N.N. Semenov Federal Center of Chemical Physics, Russian Academy of Sciences, Moscow, Russia
Interests: mass spectrometry; chromatography; liquid chromatography; proteomics; systems biology; biochemistry; proteins
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

Human breath, along with urine and blood, has long been one of the three major biological media for assessing human health and environmental exposure. Exhaled breath contains thousands of potential biomarkers, many of which are relevant to the respiratory clinician and researcher. Although less common in comparison to contemporary bio-fluids analyses, breath has become an attractive diagnostic medium as sampling is non-invasive. Over the past 20 years, breath research has made many advances in assessing health state, especially for new potential biomarkers for diseases such as lung cancer, chronic obstructive pulmonary disease (COPD), pneumonia and others non respiratory diseases. Overcoming many of its initial challenges related to sampling and analysis the new advanced methods for breath molecular profiling are constantly developed. Mass spectrometry (MS) coupled to separation techniques such as gas/liquid chromatography (GC/LC) is the main tool in Omics studies (proteomics, metabolomics) and is the most powerful approach for breath research which ensures reliable identification and discovery of new substances and potential biomarkers. At the same time more portable online MS based methods such as SIFT MS, PTR-MS, ambient MS with direct breath ionization (SESI, EESI etc.) and ion mobility approaches such as FAIMS showed its potential for online breath molecular profiling and patients diagnostics. Also new spectroscopy based technologies which included Nuclear magnetic resonance (NMR) and optical/chemical/biosensors are developing for online/offline analysis of breath and its molecular profiling for clinical application.

The current issue is focused on methodological advances in breath molecular profiling for assessing health state and new potential biomarkers discovery for diseases such as lung cancer, chronic obstructive pulmonary disease (COPD), pneumonia and others non respiratory diseases. The special attention will be paid to studies of the breath research capabilities for monitoring of respiratory diseases associated with COVID-19.

With regards,

Dr. Alexey Koninikhin
Prof. E N Nikolaev
Dr. Vladimir Frankevich
Guest Editors

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Keywords

  • Exhaled Breath Analysis
  • Exhaled Breath Condensate (EBC)
  • Mass-Spectrometry
  • SIFT MS
  • PTR-MS
  • FAIMS
  • Spectroscopy
  • Biosensors
  • NMR
  • Omics
  • Proteomics
  • Metabolomics
  • Respiratory Diseases
  • Lung Cancer
  • COPD
  • Tuberculosis
  • Pneumonia
  • COVID-19

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Published Papers (1 paper)

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22 pages, 5402 KiB  
Article
NMR Profiling of Exhaled Breath Condensate Defines Different Metabolic Phenotypes of Non-Cystic Fibrosis Bronchiectasis
by Debora Paris, Letizia Palomba, Virginia Mirra, Melissa Borrelli, Adele Corcione, Francesca Santamaria, Mauro Maniscalco and Andrea Motta
Int. J. Mol. Sci. 2020, 21(22), 8600; https://doi.org/10.3390/ijms21228600 - 14 Nov 2020
Cited by 9 | Viewed by 3004
Abstract
Nuclear-magnetic-resonance (NMR) profiling of exhaled breath condensate (EBC) provides insights into the pathophysiology of bronchiectasis by identifying specific biomarkers. We evaluated whether NMR-based metabolomics discriminates the EBC-derived metabolic phenotypes (“metabotypes”) of 41 patients with non-cystic fibrosis (nCF) bronchiectasis of various etiology [24 subjects [...] Read more.
Nuclear-magnetic-resonance (NMR) profiling of exhaled breath condensate (EBC) provides insights into the pathophysiology of bronchiectasis by identifying specific biomarkers. We evaluated whether NMR-based metabolomics discriminates the EBC-derived metabolic phenotypes (“metabotypes”) of 41 patients with non-cystic fibrosis (nCF) bronchiectasis of various etiology [24 subjects with Primary Ciliary Dyskinesia (PCD); 17 patients with bronchiectasis not associated with PCD (nCF/nPCD)], who were compared to 17 healthy subjects (HS). NMR was used for EBC profiling, and Orthogonal Projections to Latent Structures with partial least-squares discriminant analysis (OPLS-DA) was used as a classifier. The results were validated by using the EBC from 17 PCD patients not included in the primary analysis. Different statistical models were built, which compared nCF/nPCD and HS, PCD and HS, all classes (nCF/nPCD-PCD-HS), and, finally, PCD and nCF/nPCD. In the PCD-nCF/nPCD model, four statistically significant metabolites were able to discriminate between the two groups, with only a minor reduction of the quality parameters. In particular, for nCF/nPCD, acetone/acetoin and methanol increased by 21% and 18%, respectively. In PCD patients, ethanol and lactate increased by 25% and 28%, respectively. They are all related to lung inflammation as methanol is found in the exhaled breath of lung cancer patients, acetone/acetoin produce toxic ROS that damage lung tissue in CF, and lactate is observed in acute inflammation. Interestingly, a high concentration of ethanol hampers cilia beating and can be associated with the genetic defect of PCD. Model validation with 17 PCD samples not included in the primary analysis correctly predicted all samples. Our results indicate that NMR of EBC discriminates nCF/nPCD and PCD bronchiectasis patients from HS, and patients with nCF/nPCD from those with PCD. The metabolites responsible for between-group separation identified specific metabotypes, which characterize bronchiectasis of a different etiology. Full article
(This article belongs to the Special Issue Advances in Human Breath Molecular Profiling for Medical Diagnosis)
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