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rdf:type
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Description
| - The concentrations of ammonia, acetone, methanol, ethanol, propanol and hydrogen cyanide have been measured in the exhaled breath of 26 young adults of age 17/18 years, using selected ion flow tube mass spectrometry (SIFT-MS). Thus the concentration distributions have been constructed and are seen to be essentially log normal with median values in parts per billion (ppb), being ammonia, 317; acetone, 363; methanol, 238; ethanol, 104; propanol, 13; hydrogen cyanide (HCN), 8. There is a clear separation in the median breath ethanol levels between those volunteers who had ingested sugary food/drinks (109 ppb) and those who had not (48 ppb). These data are compared with the results of a study of the same breath compounds, excepting HCN, for a similar sized cohort of healthy volunteers within the age range of 20 to 60 years, which shows that the median levels of these compounds are lower in the young adult volunteer cohort.
- The concentrations of ammonia, acetone, methanol, ethanol, propanol and hydrogen cyanide have been measured in the exhaled breath of 26 young adults of age 17/18 years, using selected ion flow tube mass spectrometry (SIFT-MS). Thus the concentration distributions have been constructed and are seen to be essentially log normal with median values in parts per billion (ppb), being ammonia, 317; acetone, 363; methanol, 238; ethanol, 104; propanol, 13; hydrogen cyanide (HCN), 8. There is a clear separation in the median breath ethanol levels between those volunteers who had ingested sugary food/drinks (109 ppb) and those who had not (48 ppb). These data are compared with the results of a study of the same breath compounds, excepting HCN, for a similar sized cohort of healthy volunteers within the age range of 20 to 60 years, which shows that the median levels of these compounds are lower in the young adult volunteer cohort. (en)
- Koncentrace amoniaku, acetonu, metanolu, etanolu, propanolu a kyanovodíku byly změřeny v exhalovaném dechu dvaceti šesti mladých dobrovolníků ve věku 17/18 let pomocí hmotnostní spektrometrie v proudové trubici s vybranými ionty. Rozdělení koncentrací se jeví jako log-normální s hodnotami mediánů v objemových koncentracích 10-9 (ppb) pro amoniak 317, aceton 363, metanol 238, etanol 104, propanol 13 a kyanovodík 8. Výsledky jsou srovnány s předchozím výzkumem (s výjimkou kyanovodíku) a ukazuje se, že koncentra v dechu mladých dobrovolníků jsou obecně nižší než v dechu dospělých ve věku 20 až 60 let. Jedná se o první měření koncentrací kyanovodíku v dechu zdravých jedinců. (cs)
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Title
| - The concentration distributions of some metabolites in the exhaled breath of young adults
- Rozdělení koncentrací některých metabolitů v exhalovaném dechu mladých lidí (cs)
- The concentration distributions of some metabolites in the exhaled breath of young adults (en)
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skos:prefLabel
| - The concentration distributions of some metabolites in the exhaled breath of young adults
- Rozdělení koncentrací některých metabolitů v exhalovaném dechu mladých lidí (cs)
- The concentration distributions of some metabolites in the exhaled breath of young adults (en)
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skos:notation
| - RIV/61388955:_____/07:00088036!RIV08-AV0-61388955
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - P(GA202/06/0776), Z(AV0Z40400503)
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/61388955:_____/07:00088036
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - metabolites; exhaled breath; concentration distributions (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
| - GB - Spojené království Velké Británie a Severního Irska
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
| - Journal of Breath Research
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Dryahina, Kseniya
- Smith, D.
- Španěl, Patrik
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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is http://linked.open...avai/riv/vysledek
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