Results 1 to 10 of about 116,124 (306)

Identification of Terpene Compositions in the Leaves and Inflorescences of Hybrid Cannabis Species Using Headspace-Gas Chromatography/Mass Spectrometry

open access: yesMolecules, 2023
Although cannabidiol and tetrahydrocannabinol in Cannabis species exert their pharmacological effects via the endocannabinoid system, it is believed that other phytochemicals, particularly terpenes, can modulate therapeutic outcomes through the entourage
Sangin Lee   +7 more
doaj   +1 more source

Characterization of the Key Aroma Compounds of Three Kinds of Chinese Representative Black Tea and Elucidation of the Perceptual Interactions of Methyl Salicylate and Floral Odorants

open access: yesMolecules, 2022
Jinjunmei (JJM), Keemun (KM), and Dianhong (DH) are the representative black teas in China, and they have always been favored by consumers. In this study, we aim to obtain the aroma characteristic information of volatile components in black tea samples ...
Yunwei Niu   +5 more
doaj   +1 more source

Isotopic evidence for biogenic molecular hydrogen production in the Atlantic Ocean [PDF]

open access: yes, 2015
Oceans are a net source of molecular hydrogen (H2) to the atmosphere. The production of marine H2 is assumed to be mainly biological by N2 fixation, but photochemical pathways are also discussed.
Chen, Q.   +10 more
core   +7 more sources

Fast and Reliable Multiresidue Analysis of Aromas in Wine by Means of Gas Chromatography Coupled with Triple Quadrupole Mass Spectrometry

open access: yesAnalytica, 2021
The paper would like to show a direct injection into GC-MS/QqQ for the determination of secondary aromas in white wine samples fermented in two different ways.
Ettore Guerriero   +8 more
doaj   +1 more source

mHealth: providing a mindfulness app for women with chronic pelvic pain in gynaecology outpatient clinics: qualitative data analysis of user experience and lessons learnt [PDF]

open access: yes, 2020
OBJECTIVES: To determine whether a pre-existing smartphone app to teach mindfulness meditation is acceptable to women with chronic pelvic pain (CPP) and can be integrated into clinical practice within the National Health Service (NHS) CPP pathways, and ...
Ball, E.   +8 more
core   +3 more sources

Effect of Extraction Methods on Essential Oil Composition: A Case Study of Irish Bog Myrtle-Myrica gale L.

open access: yesSeparations, 2023
Myrica gale is an aromatic peatland shrub that has reported traditional use as an insect repellent. Different extraction methodologies were used in this study to isolate the essential oil of Myrica gale L., including Clevenger hydrodistillation (CH) and ...
Shipra Nagar   +4 more
doaj   +1 more source

Development of Head Space Sorptive Extraction Method for the Determination of Volatile Compounds in Beer and Comparison with Stir Bar Sorptive Extraction [PDF]

open access: yes, 2020
A headspace sorptive extraction method coupled with gas chromatography-mass spectrometry (HSSE-GC-MS) was developed for the determination of 37 volatile compounds in beer.
Castro Mejías, Remedios   +3 more
core   +1 more source

Metabolomics approach to identify key volatile aromas in Thai colored rice cultivars

open access: yesFrontiers in Plant Science, 2023
In addition to white jasmine rice, Thailand has many native-colored rice varieties with numerous health benefits and the potential to become a global economic crop.
Rossarin Tansawat   +8 more
doaj   +1 more source

Leek or Garlic? A Chemical Evaluation of Elephant Garlic Volatiles

open access: yesMolecules, 2020
“Aglione della Valdichiana” is listed among the Traditional Agronomic and Edible Products of Italy, as it is a typical product of the Chiana Valley (Tuscany, Italy).
Roberta Ascrizzi, Guido Flamini
doaj   +1 more source

A Mixed-Method Assessment of a 10-Day Mobile Mindfulness Intervention

open access: yesFrontiers in Psychology, 2021
Mobile mindfulness interventions represent a promising alternative to traditional in-person interventions that are resource demanding and have limited accessibility, preventing use by many populations.
Ilana Haliwa   +5 more
doaj   +1 more source

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