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2 C) ratio, and forced expiratory volume after exhaling 75% of vital capacity (FEF75), whereas those bo
3 ed by highly transmissible influenza viruses exhale a greater number of aerosol particles and more in
4 with a 0.12-L decrease in the lung volume of exhaled air (95% confidence interval, -0.17 to -0.07; P
6 parallel changes in CH4 concentration in the exhaled air (Pearson's r = 0.669 or r = 0.632, respectiv
7 frequency of breathing and peak flow rate of exhaled air are necessary parameters to detect chronic o
8 loxanes (D4 and D5) can be quantified in end-exhaled air at concentrations as low as background level
9 s developed for analysis of D4 and D5 in end-exhaled air by thermal desorption gas chromatography mas
11 el successful reproduced observed chloroform exhaled air concentrations resulting from an inhalation
12 The limit of quantification was 2.1 ng/L end-exhaled air for D4 and 1.4 ng/L end-exhaled air for D5.
15 e back of the oral cavity are transported by exhaled air through the nasal cavity to stimulate the ol
17 lso measured the fraction of nitric oxide in exhaled air, blood and sputum eosinophils, and airway hy
18 ires, measurement of exhaled nitric oxide in exhaled air, blood sampling for inflammatory biomarkers,
20 = -2.37 +/- 0.57 per mille (SD)), and human exhaled breath (EB; deltaD = -119.63 +/- 7.27 per mille
21 itor (PAI-1), and factor XIII (FXIII), NO in exhaled breath (FENO ), spirometry (FEV1 ) and eosinophi
23 carbon dioxide (CO(2)), a major component of exhaled breath [1, 2]; heat elevated above ambient tempe
25 osis of human echinococcosis disease through exhaled breath analysis, suitable for early diagnosis an
27 ruses, influenza viruses and rhinoviruses in exhaled breath and coughs of children and adults with ac
29 electrospray ionization mass spectrometry of exhaled breath and UHPLC-HRMS/MS experiments using exhal
32 successfully applied to analyze PCs in human exhaled breath by using a simple and convenient collecti
33 y aimed to apply the metabolomic approach to exhaled breath condensate (breathomics) to discriminate
37 rlaps the generally accepted H2O2 content in exhaled breath condensate (EBC), with the sensitivity of
39 mentation of early screening methods such as exhaled breath condensate analysis and low dose computed
41 ether volatile organic compounds measured in exhaled breath condensate can be used as biomarkers for
42 Samples tested with this approach include exhaled breath condensate collected from cystic fibrosis
44 e aimed at verifying whether metabolomics of exhaled breath condensate from obese asthmatic (OA) pati
45 e aimed at verifying whether metabolomics of exhaled breath condensate from obese asthmatic (OA) pati
47 nvestigation of using this system to measure exhaled breath condensate hydrogen peroxide for monitori
49 newly developed assay and device to measure exhaled breath condensate hydrogen peroxide in asthma pa
50 evice for measuring hydrogen peroxide in the exhaled breath condensate of asthma patients and healthy
51 enals), biomarkers of lipid peroxidation, in exhaled breath condensate of three healthy subjects (N =
52 y fractional exhaled nitric oxide (FeNO) and exhaled breath condensate pH and nitrogen oxides (NOx).
53 d oxidative stress (exhaled nitric oxide and exhaled breath condensate pH, malondialdehyde, and nitri
54 essed by plasma cytokines and intraoperative exhaled breath condensate pH; alveolar type 1 epithelial
55 tion, benzothiazoles were also determined in exhaled breath condensate samples by means of ultra high
61 the noninvasive detection of metabolites in exhaled breath could potentially help to address this pr
68 atio determination of (12)CO2 and (13)CO2 in exhaled breath is of critical importance in the field of
70 We describe the analysis workflow to profile exhaled breath metabolites and provide here a first libr
71 rger studies to elucidate the association of exhaled breath metabolites with gender-specific disease
72 rformed to test for associations between the exhaled breath metabolome and sonographic lung abnormali
73 weight, lung function, respiratory symptoms, exhaled breath nitric oxide [eNO], exhaled carbon monoxi
75 enabled us to document baseline compounds in exhaled breath of healthy animals and to study changes i
77 tions of acetonitrile have been found in the exhaled breath of patients with cystic fibrosis1 and may
78 rk shows evidence for real-time detection in exhaled breath of the complete series of saturated linea
84 a and identify recognized pathogens of SRKW, exhaled breath samples were collected between 2006-2009
87 to Mycobacterium tuberculosis antigen in the exhaled breath samples, obtained from healthy subjects a
91 ent as well, suitable for acetone sensing in exhaled breath that clearly distinguishes between health
92 Objectives: To determine whether analysis of exhaled breath using endogenously generated VOCs can be
97 olatile organic compounds in ambient air and exhaled breath with applications ranging from environmen
98 extraction platforms, kraft paper mills, and exhaled breath, but its determination at ppb levels rema
99 r can be utilized for untargeted analysis of exhaled breath, with the capability to identify hitherto
114 doluminal-gas biopsies and noninvasive mixed-exhaled-breath testing for esophagogastric-cancer detect
115 d peripheral airways and compare it with the exhaled bronchial and alveolar NO levels in patients wit
117 n-cabin UFPs by approximately 90%, passenger-exhaled carbon dioxide (CO2) can quickly accumulate insi
118 ey model of tuberculosis transmission, using exhaled carbon dioxide as a tracer gas, to describe tran
119 ial cues available to guide such navigation: exhaled carbon dioxide, a plethora of skin odors, the ho
121 symptoms, exhaled breath nitric oxide [eNO], exhaled carbon monoxide [eCO], and high-resolution compu
123 lf-reported smoking or if their preoperative exhaled carbon monoxide level was 10 ppm or higher.
127 abstinence was established and confirmed by exhaled carbon monoxide measurements at TQD and at inter
131 k between splanchnic circulatory changes and exhaled CH4 in an attempt to recognize intestinal perfus
133 sociated negatively with microbial richness, exhaled CH4, presence of methanogens, and enterotypes en
134 ( P<0.001), despite comparable increases in exhaled CO (24+/-1 versus 28+/-3 ppm, hookah versus CO).
135 similarly with all types of smoking, whereas exhaled CO increased 9- to 10-fold more after charcoal-h
138 rs, mean+/-SE), we measured plasma nicotine, exhaled CO, and brachial artery flow-mediated dilation (
141 perimental data on a close association of an exhaled endogenous gas with acute mesenteric macro- and
142 re reduction and NO formation as measured by exhaled gas concentration from inhaled sodium nitrite we
143 ic compounds or host response markers in the exhaled gas could give an earlier diagnosis of ventilato
144 To induce changes in the composition of exhaled gas we induced ventilator-associated pneumonia v
145 he volatile organic compound patterns in the exhaled gas were compared and correlated with ventilator
150 bjects; however, limited studies focusing on exhaled human breath are available in the literature.
151 The identification of chemical compounds in exhaled human breath is promising in the search for new
157 re susceptible to spider-attack because they exhaled less nicotine because of lower hemolymph nicotin
158 osis patients presented increased plasma and exhaled markers of the NO pathway while their FMD signif
159 l scaling laws for the transport distance of exhaled material including 1) transport over a short dis
161 ) to identify severe asthma phenotypes using exhaled metabolomic fingerprints obtained from a composi
164 , 1.1-2.3); being overweight (1.5, 1.0-2.3); exhaled nitric oxide >/= 20 ppb (1.9, 1.3-2.7); and tota
165 ere analysed post hoc by baseline fractional exhaled nitric oxide (<35 and >=35 ppb) and blood eosino
170 ients underwent VOC measurement, fraction of exhaled nitric oxide (Fe(NO)) spirometry, sputum inducti
173 rway inflammation was assessed by fractional exhaled nitric oxide (FeNO) and exhaled breath condensat
175 of airway inflammation including fractional exhaled nitric oxide (FeNO) and sputum eosinophils would
176 the association between baseline fractional exhaled nitric oxide (FeNO) and the response to inhaled
177 relation to the asthma biomarker fractional exhaled nitric oxide (FeNO) in 155 subjects with asthma
178 ral corticosteroid adherence, and fractional exhaled nitric oxide (FeNO) in 17 studies for inhaled co
179 microarray technique (BioIC) and fraction of exhaled nitric oxide (FeNO) in a population sample of 13
183 e have previously described that fraction of exhaled nitric oxide (Feno) levels and blood eosinophil
184 nts undergoing airway challenge, fraction of exhaled nitric oxide (FENO) levels decrease after bronch
186 nophil counts, total IgE levels, fraction of exhaled nitric oxide (Feno) levels, or FEV1 percent pred
191 y accessible biomarkers included fraction of exhaled nitric oxide (Feno) values, blood eosinophil (bE
192 en August 2013 and February 2015, fractional exhaled nitric oxide (FeNO) was measured from 112 partic
193 ween 25% and 75% [FEF25-75]) and fraction of exhaled nitric oxide (Feno) were made at 14 to 15 years
194 cohort, we assessed whether the fraction of exhaled nitric oxide (FeNO), a biomarker of airway infla
196 ction, bronchial responsiveness, fraction of exhaled nitric oxide (Feno), and allergic sensitization.
197 th respiratory resistance (Rint), fractional exhaled nitric oxide (Feno), and risks of wheezing and a
198 airway inflammation, assessed by fraction of exhaled nitric oxide (FeNO), in a population-based study
199 at 18 years of age, with normal fraction of exhaled nitric oxide (Feno), low bronchial hyperresponsi
202 ionnaire, spirometry, skin prick test (SPT), exhaled nitric oxide (FeNO), smell test, and peak nasal
206 ometry, methacholine and mannitol challenge, exhaled nitric oxide (FeNO); Asthma Control Questionnair
209 ith aspirin-exacerbated respiratory disease, exhaled nitric oxide (P < 0.05), plasma tryptase (P < 0.
210 ion, including blood eosinophils (P = .001), exhaled nitric oxide (P = .003), and epithelial CLCA1 (P
211 ones, 3.0 [95% CI, 2.4-3.7]), and changes in exhaled nitric oxide (placebo, -3.48 ppb [95% CI, -5.99
212 nchodilator reversibility >/=12%, fractional exhaled nitric oxide [FeNO] >/=35 parts per billion, and
213 nophils >=150/300 cells/uL and/or fractional exhaled nitric oxide [FeNO] >=25 ppb), annualized severe
214 of inflammatory biomarkers (ie, fraction of exhaled nitric oxide [Feno], sputum eosinophil count, an
216 ere observed in the high baseline fractional exhaled nitric oxide and blood eosinophil subgroups (207
217 -223, 550] for the high baseline fractional exhaled nitric oxide and blood eosinophil subgroups, res
218 pulmonary inflammation and oxidative stress (exhaled nitric oxide and exhaled breath condensate pH, m
220 , RV, TLC, DLCO, and KCO) and measurement of exhaled nitric oxide before HSCT and 3, 6, and 12 months
221 l, -1.40 to -0.77]) and had lower fractional exhaled nitric oxide concentrations (13.9 vs. 24.4 ppb;
222 O(2) levels and lung function and fractional exhaled nitric oxide did not differ by BMI category.
223 eline bronchodilator response and fractional exhaled nitric oxide had good sensitivity and specificit
225 ocol included questionnaires, measurement of exhaled nitric oxide in exhaled air, blood sampling for
226 d value or >/=15% increase), (3) fraction of exhaled nitric oxide levels (<24 ppb), and (4) sputum eo
227 onchodilator response (P = 0.03), and higher exhaled nitric oxide levels (P = 0.04) compared with the
231 iomarkers sputum eosinophilia and fractional exhaled nitric oxide levels, along with oral corticoster
232 rgest cluster, had normal lung function, low exhaled nitric oxide levels, and lower inhaled steroid r
234 osal eosinophils, as well as high fractional exhaled nitric oxide levels, exacerbation rates, and ora
237 aires, atopy and pulmonary function testing, exhaled nitric oxide measurement, and blood collection.
238 n response, 28 (52%) of 54 had a fraction of exhaled nitric oxide response, and 29 (54%) of 54 had a
240 sputum eosinophils) or baseline fraction of exhaled nitric oxide to stratify patients by eosinophili
241 points for IgE levels (268 IU), fraction of exhaled nitric oxide values (14.5 ppb), and blood eosino
243 nificantly greater than those for fractional exhaled nitric oxide values and sputum eosinophil counts
244 ls, blood eosinophil counts, and fraction of exhaled nitric oxide values in relationship to sputum eo
245 cts performed spirometry and had fraction of exhaled nitric oxide values measured twice during the sc
247 ct sequence variants and FEV(1), fraction of exhaled nitric oxide values, BAL fluid cell counts, and
248 factors, allergic sensitization, fraction of exhaled nitric oxide values, spirometric measurements, a
251 tors for allergic rhinitis were 25% for high exhaled nitric oxide, 22% for allergic sensitization to
252 and important risk factors include elevated exhaled nitric oxide, allergic sensitization to common h
254 impulse oscillometry, alveolar and bronchial exhaled nitric oxide, and a methacholine provocation.
255 clinical outcome measures (FEV1, fraction of exhaled nitric oxide, and blood eosinophils) were assess
256 pes of asthma by using blood, bronchoscopic, exhaled nitric oxide, and clinical data from the Severe
257 cs such as atopy, lung function, fraction of exhaled nitric oxide, and medication use were calculated
258 uiet natural sleep included tidal breathing, exhaled nitric oxide, and multiple breath washout measur
259 nation of blood eosinophil count, fractional exhaled nitric oxide, Asthma Control Questionnaire, medi
260 ge, body mass index, FEV1, PC20, fraction of exhaled nitric oxide, blood eosinophil counts, and inhal
261 ent (95% CI, -32.9%, -10.2%), and fractional exhaled nitric oxide, CCL26 and SERPINB2 mRNA expression
262 Skin prick testing, lung function tests, exhaled nitric oxide, hematimetry, and total serum IgE w
263 rkers from exhaled breath include fractional exhaled nitric oxide, measurement of which can help iden
264 b did not affect FEV(1), FVC, and fractional exhaled nitric oxide, neither at baseline nor after RV16
266 2 airway inflammation, including fractional exhaled nitric oxide, serum IgE, periostin, and blood an
268 er clinical biomarkers for asthma, including exhaled nitric oxide, total serum IgE and pulmonary func
273 asthma severity or by levels of fraction of exhaled NO (FENO), a biomarker of airway inflammation.
274 ST2 predicts asthma and asthma with elevated exhaled NO (FeNO), compared to the commonly used Asthma
275 nitrite inhalation did not further increase exhaled NO concentration over inhaled nitrite alone in p
279 typic traits, sputum and blood eosinophilia, exhaled NO, serum cytokines and chemokines, total serum
283 ur findings revealed that deuterium-enriched exhaled semiheavy water, i.e., HD(16)O is a new marker o
284 oplets generated by infected persons through exhaling, talking, coughing and sneezing is a major driv
285 idgut into hemolymph, from which nicotine is exhaled through the spiracles as an antispider signal.
286 is intended, in part, to protect others from exhaled, virus-containing particles, few studies have ex
287 al-life clinical setting, the ability of the exhaled VOC analysis, using an electronic nose (eNose),
288 In a clinical setting, the analysis of the exhaled VOC profiles using an eNose could be used as a f
289 tive and negative likelihood ratios (LR) for exhaled VOC profiles were calculated; and publication bi
292 esults from the revised studies suggest that exhaled VOCs are promising biomarkers for asthma diagnos
293 matic search for published studies regarding exhaled VOCs in asthma diagnosis was conducted based on
299 assess the value and classification rate of exhaled volatile organic compounds (VOCs) in asthma diag
300 Biomarkers in exhaled breath condensate, exhaled volatile organic compounds (VOCs), gene expressi