Results 1 to 10 of about 10,573,940 (227)

Photooxidation of n-Hexanal in Air [PDF]

open access: yesMolecules, 2001
Dilute mixtures of hexanal in synthetic air (up to 100 ppm) were photolyzed with fluorescent UV lamps (275-380 nm) in air at 298 K. The main photooxidation products, identified and quantitatively analyzed by FTIR spectroscopy, were butene, CO ...
Geert K. Moortgat   +2 more
doaj   +4 more sources

Gas Biopsy of Pleural Effusion to Diagnose Lung Cancer by Mass Spectrometry [PDF]

open access: yesMedComm
Lung cancer (LC) is a leading cause of cancer mortality worldwide, frequently complicated by malignant pleural effusion (MPE). This study aimed to investigate volatile organic compounds (VOCs) in pleural effusion to identify metabolic biomarkers for LC ...
Wenting Liu   +10 more
doaj   +2 more sources

Chemical Components, Emission Dynamics, and External Immune Functions of Red Palm Weevil Larval Volatiles in Response to Changes in Developmental Stages and Pathogen Stress [PDF]

open access: yesInsects
Chemical defenses help insects resist pathogen infection. The volatile compositions, emission patterns, and external immune functions of the red palm weevil (RPW), a major invasive pest now established in numerous countries including the Mediterranean ...
Can-Hui Ding   +7 more
doaj   +2 more sources

Volatile constituents of oriental plane tree (Platanus orientalis L.) leaves

open access: yesTurkish Journal of Forestry, 2022
Oriental Plane tree is a very monumental, flamboyant and broad-topped tree belonging to the Platanaceae family. Deciduous plane trees, which can reach 55 meters in length and 6 meters in trunk diameter, mostly spread around water and near water. Oriental
Hüseyin Fakir   +2 more
doaj   +1 more source

Volatile concentrate from the neotropical moss Neckeropsis undulata (Hedw.) Reichardt, existing in the brazilian Amazon

open access: yesBMC Chemistry, 2021
Background Many natural compounds have been identified and synthesized by the advancement of bryophytes phytochemistry studies. This work aimed to report the composition of Neckeropsis undulata (Hedw.) Reichardt moss volatiles, sampled in the Combú ...
Thyago G. Miranda   +5 more
doaj   +1 more source

Effects of Phospholipase D Inhibitors Treatment on Membrane Lipid Metabolism of Postharvest Banana Fruit in Response to Mechanical Wounding Stress

open access: yesHorticulturae, 2022
Banana fruit is a widely cultivated and economically important crop, and it is susceptible to mechanical damage. The effects of three different phospholipase D inhibitors (0.1% n-butanol, 0.05% 2-butanol, and 0.1% hexanal) on the cell membrane integrity ...
Li Li   +16 more
doaj   +1 more source

Comparative Analysis of Bio- and Chemo-Catalysts for the Synthesis of Flavour Compound Hexanal from Linoleic Acid

open access: yesReactions, 2023
Hexanal, hexenal, nonenal and their corresponding alcohols are used as green notes in the fragrance and flavour industry. The production of bio-based hexanal starts from linoleic acid, which can be obtained from sunflower or safflower oil.
Jan Drönner   +5 more
doaj   +1 more source

Volatile Flavor Compositions and the Odorant Feature Analysis of Four Microalgae

open access: yesShipin gongye ke-ji, 2022
Objective: Spirulina platensis, Neochloris oleoabundans, Phaeodactylum tricornutum and Isochrysis zhanjiangensis are common microalgae for food and feed.
Guixiao GUO   +4 more
doaj   +1 more source

Oxidative stability of white striping chicken breasts: effect of cold storage and heat treatments

open access: yesPoultry Science, 2023
: This study aimed to investigate the level of lipid and protein oxidation in poultry breasts with severe white striping (WS; striation thickness > 1 mm) and nonaffected meats (N; normal breast) during storage under refrigeration (1°C for 14 d) and ...
Djalma Vitorino Costa Filho   +7 more
doaj   +1 more source

Efeito do cozimento por extrusão na estabilidade oxidativa de produtos de moagem de aveia Extrusion cooking effects on oxidative stability of oat coarse milling product

open access: yesPesquisa Agropecuária Brasileira, 1999
O objetivo do presente trabalho foi estudar os efeitos de umidade e de temperatura de extrusão na estabilidade oxidativa de produtos de aveia (Avena sativa L.).
Luiz Carlos Gutkoski   +1 more
doaj   +1 more source

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