Results 61 to 70 of about 116,124 (306)

Microbial Odorant Detection Guides Drosophila Parasitoids Seeking Hosts in Fermenting Fruits

open access: yesAdvanced Science, EarlyView.
Yeast microbes in fermenting fruits attract both host flies and their parasitoid wasps. Female Leptopilina boulardi detect yeast‐emitted ethyl esters via two olfactory receptors, LbouOR167 and LbouOR136. A conserved residue, Leu159, is critical for binding these compounds, enabling female wasps to locate host‐rich habitats.
Yueqi Lu   +11 more
wiley   +1 more source

Use of headspace solid-phase microextraction for the analysis and characterisation of volatile compounds in rumen contents : a thesis presented in partial fulfillment of the requirements for the degree of Masterate of Science in Chemistry at Massey University [PDF]

open access: yes, 2005
Appendix 2&3 removed due to copyright restrictions. Please consult print copy in Library.Volatile fatty acids (VFAs), alkyl phenols and indolic compounds are produced by rumen microbes during the fermentation of forages in ruminants.
Lu, Shengyi
core  

Novel ionization reagent for the measurement of gas-phase ammonia and amines using a stand-alone atmospheric pressure gas chromatography (APGC) source. [PDF]

open access: yes, 2020
RationaleContaminants present in ambient air or in sampling lines can interfere with the target analysis through overlapping peaks or causing a high background. This study presents a positive outcome from the unexpected presence of N-methyl-2-pyrrolidone,
Finlayson-Pitts, Barbara J   +3 more
core   +1 more source

Gas Concentration Measurements in Underground Waste Storage Tanks [PDF]

open access: yes, 1997
Currently over 100 underground tanks at the Hanford facility in eastern Washington state are being used to store high-level radioactive waste. With plans for a long-term nuclear-waste repository in Nevada in place (though not yet approved), one promising
Chapman, Jon   +5 more
core  

Superficial Scald versus Ethanol Vapours: A Dose Response [PDF]

open access: yes, 2003
Early picked "Granny Smith" apples (Malus domestica Borkh.) were stored under air or CA (controlled atmosphere at 2 kPa O2 and
C. Casier   +6 more
core   +2 more sources

Using new and innovative technologies to assess clinical stage in early intervention youth mental health services: Evaluation study [PDF]

open access: yes, 2018
Background: Globally there is increasing recognition that new strategies are required to reduce disability due to common mental health problems. As 75% of mental health and substance use disorders emerge during the teenage or early adulthood years, these
Cross, Shane   +6 more
core   +1 more source

Chemical derivatization processes applied to amine determination in samples of different matrix composition [PDF]

open access: yes, 2015
No abstract ...
Biziuk, Marek   +3 more
core   +1 more source

Integrated Assessment of Lipid Oxidation and Off‐Flavor Formation in Plant Protein Powders

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
Impact of residual lipids on oxylipin and off‐flavor formation in commercial plant proteins: A detailed analysis of precursor‐product relationships by GC‐FID, LC‐MS/MS, and GC‐MS. ABSTRACT The widespread adoption of plant proteins is hindered by their inherent off‐flavors, often linked to lipid oxidation products.
Fernanda Furlan Goncalves Dias   +3 more
wiley   +1 more source

Comparison of Three Gas Chromatographic Methods—Identification of Terpenes and Terpenoids in Cannabis sativa L.

open access: yesApplied Sciences
Terpenes and terpenoids content in cannabis plant was already studied in the past with three used methods. Since these works did not compare the content of these substances under the same conditions, we tried to make this comparison exactly.
Lumír Ondřej Hanuš
doaj   +1 more source

Kinetics of Gas Escape from Carbonated Beverages

open access: yesKvasný průmysl, 2015
The article deals with the kinetics of the pressure growth in the headspace of the bottle filled by carbonated beverage after the rapid opening and closing of the output valve placed on the bottle neck.
Jan Šavel, Petr Košin, Adam Brož
doaj   +1 more source

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