Results 31 to 40 of about 117,916 (188)

Exhaled volatile organic compounds for cholangiocarcinoma diagnosis

Liver Research, 2022
Objectives: The difficulties in the early detection consequent to the lack of sensitive biomarkers render patients with cholangiocarcinoma (CCA) to have poor outcomes.
Nanicha Siriwong, Thanikan Sukaram, Rossarin Tansawat, Terapap Apiparakoon, Thodsawit Tiyarattanachai, Sanparith Marukatat, Rungsun Rerknimitr, Roongruedee Chaiteerakij   +7 more
doaj   +1 more source

Characterization and Comparison of Volatile Compounds of Cage, Organic and Free-Range Systems Eggs [PDF]

Brazilian Journal of Poultry Science
Studies on consumer preferences show that eggs obtained in open areas such as free-range systems and organic systems have superior taste than cage chicken eggs.
F Yenilmez
doaj   +1 more source

Process of Formaldehyde and Volatile Organic Compounds’ Removal fromWaste Gases

Applied Sciences, 2020
Waste gases that cannot be released into the environment are generated in chemical industrial processes. There are various physico-chemical processes for the treatment of these gases, but in most cases, they present a major cost to the company.
Jozsef Mursics, Danijela Urbancl, Darko Goricanec   +2 more
doaj   +1 more source

Difference analysis of volatile metabolic composition in organic and non-organic milk [PDF]

Journal of Hebei University of Science and Technology
To address the lack of understanding of differential volatile compounds in organic and non-organic milk, volatile compounds in organic and non-organic milks from Holstein, Jersey and Yak were comparatively analyzed by gas chromatography-ion mobility ...
Min KANG, Ran SUO, Jianfeng SUN
doaj   +1 more source

Interfacial photochemistry at the ocean surface is a global source of organic vapors and aerosols

Nature Communications, 2018
Volatile organic compounds are photochemically produced in the ocean surface microlayer, but estimates are missing. Here the authors combine experiments and observations to quantify photochemical emissions of volatile organic compounds and show that they
Martin Brüggemann, Nathalie Hayeck, Christian George   +2 more
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Naturally occurring volatile organic compounds in deep bedrock groundwater

Communications Earth & Environment
In deep continental bedrock groundwater, volatile organic compounds pose intriguing questions about their occurrence. Although their natural sources remain poorly characterized, they potentially have profound effects on global elemental cycles and safety
Riikka Kietäväinen, Mari Nyyssönen, Maija Nuppunen-Puputti, Malin Bomberg   +3 more
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Analysis of Volatile Flavor Compounds in Four Commercial Beverages Using Static Headspace Gas Chromatography/Mass Spectrometry: A Qualitative Approach

Applied Sciences
Understanding the volatile flavor compounds present in commercial beverages is crucial for the food and beverage industries as these compounds significantly influence product perception and consumer acceptability.
Valentina Andreea Petre, Nicolae Ionuț Cristea, Victor Constantin Cojocaru, Luoana Florentina Pascu, Florentina Laura Chiriac   +4 more
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Effect of Volatile Organic Chemicals in Chrysanthemum indicum Linné on Blood Pressure and Electroencephalogram

Molecules, 2018
This study identified the volatile organic compounds in the essential oils that are extracted from Chrysanthemum indicum Linné (C. indicum Linné) and investigated the effects of the inhalation of these compounds.
Da-Som Kim, Young-Min Goo, Jinju Cho, Jookyeong Lee, Dong Yeol Lee, Seung Mi Sin, Young Sook Kil, Won Min Jeong, Keon Hee Ko, Ki Jeung Yang, Yun Geun Kim, Sang Gon Kim, Kiseong Kim, Young Jun Kim, Jae Kyeom Kim, Eui-Cheol Shin   +15 more
doaj   +1 more source

Effect of the Organic Production and the Harvesting Method on the Chemical Quality and the Volatile Compounds of Virgin Olive Oil over the Harvesting Season

Foods, 2020
Organic production has increasing importance in the food industry. However, its effect on the olive oil characteristics remains unclear. The purpose of this study was to research into the effect of organic production without irrigation, the traditional ...
Ana I. Carrapiso, Aránzazu Rubio, Jacinto Sánchez-Casas, Lourdes Martín, Manuel Martínez-Cañas, Concha de Miguel   +5 more
doaj   +1 more source

Volatile Organic Compounds are Ghosts for Organic Solar Cells [PDF]

Журнал нано- та електронної фізики, 2014
All our efforts to demonstrate a multifunctional device – photovoltaic gas sensor (i.e. solar cell which show photovoltaic action depending on the gas / volatile organic compounds (VOC) in the surrounding atmosphere) yielded negative results ...
Prakash R. Somani, Savita P. Somani, Masayoshi Umeno   +2 more
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