Results 41 to 50 of about 6,047 (177)

Biomarkers of food intake for Allium vegetables

open access: yesGenes & Nutrition, 2018
Allium vegetables are widely consumed around the world and are known for their potential bioactive components improving human health. These effects have been extensively investigated; however, the results were inconsistent in human studies. Biomarkers of
Giulia Praticò   +3 more
doaj   +1 more source

Proazaphosphatrane P(RNCH2CH2)(3)N (R=Me, i-Pr)-catalyzed isomerization of allylaromatics, allyl phenyl sulfide, allyl phenyl sulfone, and bis-allylmethylene double bond-containing compounds [PDF]

open access: yes, 2006
Using a proazaphosphatrane catalyst, P(RNCH2CH2)(3)N (R=Me, i-Pr), allylaromatics and allyl phenyl sulfide were selectively isomerized to the corresponding vinyl isomers in yields up to > 99% in CH3CN at 40 degrees C.
He, W   +6 more
core   +1 more source

GC-MS Analysis of Commercially Available Allium sativum and Trigonella foenum-graecum Essential Oils and their Antimicrobial Activities

open access: yesJournal of Pure and Applied Microbiology, 2019
Food preservation and safety is drawing more attention globally due to the increasing prevalence of food-borne diseases. The natural methods of food preservation are considered safer compared to methods using synthetic preservatives.
Syed Amir Ashraf   +5 more
doaj   +1 more source

Plasmodium falciparum Breath Metabolomics (Breathomics) Analysis as a Non-Invasive Practical Method to Diagnose Malaria in Pediatric

open access: yesIndonesian Journal of Tropical and Infectious Disease, 2021
Children under 5 years of age are particularly vulnerable to malaria. Malaria has caused 445,000 deaths worldwide. Currently, rapid diagnostic tests (RDTs) are the fastest method to diagnose malaria.
Ignatius Ivan   +9 more
doaj   +1 more source

Sulfur Linkage in Vulcanized Rubber. Reaction of Methyl Iodide with Sulfur Compounds [PDF]

open access: yes, 1949
The work described here is an extension of the study of the reaction of methyl iodide with sulfur compounds originally begun with the purpose of using such data in determining the sulfur linkage in vulcanized rubber.
M. L. Selker
core   +1 more source

Rapid Detection of Volatile Organic Metabolites in Urine by High-Pressure Photoionization Mass Spectrometry for Breast Cancer Screening: A Pilot Study

open access: yesMetabolites, 2023
Despite surpassing lung cancer as the most frequently diagnosed cancer, female breast cancer (BC) still lacks rapid detection methods for screening that can be implemented on a large scale in practical clinical settings.
Ming Yang   +8 more
doaj   +1 more source

Thiol addition to protected allyl glycosides: an improved method for the preparation of spacer-arm glycosides [PDF]

open access: yes, 1997
A useful method for the preparation of differently functionalized sulfide spacer-arm glycosides is presented. Several protected allyl glycosides were variously elongated via a radical addition reaction with pentanethiol, methyl 3-mercaptopropionate, or 2-
Dorst, J.A.L.M. van   +4 more
core   +1 more source

Aerobic Oxidation of Methyl p-Tolyl Sulfide Catalyzed by a Remarkably Labile Heteroscorpionate Ru(II)−Aqua Complex, fac-[RuII(H2O)(dpp)(tppm)]2+ [PDF]

open access: yes, 2016
fac-[RuII(Cl)(dpp)(L3)]+ (L3 = tris(pyrid-2-yl)methoxymethane (tpmm) = [1A]+ and tris(pyrid-2-yl)pentoxymethane (tppm) = [1B]+ and dpp = di(pyrazol-1-yl)propane) rapidly undergo ligand substitution with water to form fac-[RuII(H2O)(dpp)(L3)]2+ (L3 = tpmm
Modi Wetzler (393020)   +7 more
core   +3 more sources

Application of Electronic Nose, Electronic Tongue Intelligent Detection Combined with SPME-GC-MS in the Identification of Flavor Characteristics of Yushu Yak

open access: yesShipin gongye ke-ji, 2023
The current study aimed to investigate the difference of volatile compounds in Qinghai Yushu yak. In this experiment, brisket, round, tenderloin, bottom round of yak was taken as the research object, the electronic nose, electronic tongue intelligent ...
Yujing CAI   +6 more
doaj   +1 more source

Formation of an unexpected rearrangement product using Grubbs' second generation catalyst: 2-allyl-3,4-dihydro-2H-1,4-benzothiazines from diene precursors [PDF]

open access: yes, 2012
Application of sub-stoichiometric amounts of Grubbs' second generation catalyst to the substrate N-allyl-N-[2-(allylsulfanyl)phenyl]-4- methylbenzenesulfonamide afforded the ring-closed compound 6-[(4-methylphenyl) sulfonyl]-5,6-dihydro-2H-1,6 ...
Yadav D.B.   +5 more
core   +1 more source

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