Results 51 to 60 of about 51,146 (287)

A Cost‐Effective Hybrid Method For Homogeneous Matrix Coating in Matrix‐Assisted Laser Desorption/Ionization Mass Spectrometry Imaging Using Simultaneous Spin and Spray Deposition

open access: yesAnalysis &Sensing, EarlyView.
This study introduces an in‐house spin coater for matrix‐assisted laser desorption/ionization mass spectrometry imaging, providing homogeneous matrix deposition via simultaneous spray and spin. The approach yields reproducible signals and clear metabolite distributions in complex tissues.
Lanaia Ítala Louzeiro Maciel   +8 more
wiley   +1 more source

Sesquiterpene lactones and monoterpene glucosides from plant species Picris echoides [PDF]

open access: yesJournal of the Serbian Chemical Society, 2000
Investigation of the constituents of the aerial parts of domestic plant species Picris echoides afforded the sesquiterpene lactones, i.e., guaianolides jacquilenin (1), 11-epi-jacquilenin (2), achillin (3) and eudesmanolide telekin (4).
MILUTIN STEFANOVIC   +4 more
doaj   +3 more sources

Positions of conjugation of bile acids with glucose and N-acetylglucosamine in vitro.

open access: yesJournal of Lipid Research, 1994
In order to establish the position of conjugation of bile acids with glucose or N-acetylglucosamine, glucosides of chenodeoxycholic and hyodeoxycholic acids and of 13C-labeled cholic, lithocholic, chenodeoxycholic, hyodeoxycholic, and ursodeoxycholic ...
H U Marschall   +6 more
doaj   +1 more source

ZZE-Configuration of chromophore ß-153 in C-phycocyanin from Mastigocladus laminosus [PDF]

open access: yes, 1987
The photochemistry of C-phycocyanin has been studied after denaturation in the dark. It shows an irreversible reaction which has characteristics of a Ζ,Ζ,Ε- to Z,Z,Z-isomerization of dihydrobilins. Its amplitude depends on the reaction conditions, with
Bode, W.   +7 more
core   +1 more source

Development of Antifreezing High‐Efficiency Dust Suppressant for Railway Coal Transportation

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In the process of railway coal transportation, a large amount of coal dust is dispersed, causing serious economic loss and environmental pollution. In order to improve the low‐temperature dust suppression performance, the present study has developed an antifreeze‐type, high‐efficiency railway coal transportation dust suppressant (hereinafter ...
Yuxing Huo   +7 more
wiley   +1 more source

Deconjugation Kinetics of Glucuronidated Phase II Flavonoid Metabolites by B-glucuronidase from Neutrophils [PDF]

open access: yes, 2010
Flavonoids are inactivated by phase II metabolism and occur in the body as glucuronides. Mammalian ß-glucuronidase released from neutrophils at inflammatory sites may be able to deconjugate and thus activate flavonoid glucuronides.
Arts, I.C.W.   +9 more
core   +2 more sources

Bacterial Pigments as Potential Antitumor Agents Against Gastrointestinal Cancers: A Comprehensive Systematic Review

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Gastrointestinal cancers (GICs) constitute one of the leading causes of cancer‐related morbidity and mortality worldwide. Despite currently available therapeutic strategies, new approaches and procedures are needed for their prevention and treatment.
Raúl Vergara   +5 more
wiley   +1 more source

Flavonoid C-glucosides derived from flax straw extracts reduce human breast cancer cell growth in vitro and induce apoptosis.

open access: yesFrontiers in Pharmacology, 2016
Flax straw of flax varieties that are grown for oil production is a byproduct which represents a considerable biomass source. Therefore its potential application for human use is of high interest.
Magdalena Czemplik   +3 more
doaj   +1 more source

Molecular identification and functional characterization of a cyanogenic glucosyltransferase from flax (Linum unsitatissimum).

open access: yesPLoS ONE, 2020
Flax seed has become consumers' choice for not only polyunsaturated alpha-linolenic fatty acid but also nutraceuticals such as lignans and soluble fiber.
Michael Kazachkov   +7 more
doaj   +1 more source

Analysis of glycolipids in vegetable lecithin with HPLC-ELSD [PDF]

open access: yes, 2014
Vegetable lecithins play an important role in the microstructural and macroscopic properties of food and cosmetic products. They are widely used as a natural emulsifier.
De Vrieze, Mike   +5 more
core   +1 more source

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