Results 91 to 100 of about 126,289 (311)

Radium Speciation in Simulated Digestive Biofluids: Insights from Electrospray Ionization Mass Spectrometry and Thermodynamic Modeling

open access: yesAnalysis &Sensing, EarlyView.
Electrospray ionization mass spectrometry (ESI‐MS) combined with thermodynamic modeling provides the first direct characterization of radium speciation in synthetic gastrointestinal biofluids. Free Ra2+ ions predominate with minimal protein binding and negligible EDTA complexation. Crown ethers enable effective Ra complexation.
Linus Holtmann   +5 more
wiley   +1 more source

Fatty acid desaturation in lung: inhibition by unsaturated fatty acids

open access: yesJournal of Lipid Research, 1980
The activity of the enzyme system involved in desaturation of palmitic and stearic acid has been examined in lungs of rats fed fat-free diets supplemented either with 4% safflower oil (controls) or 4% tripalmitin (essential fatty acid (EFA) deficient ...
J A Balint, E C Kyriakides, D A Beeler
doaj   +1 more source

The effect of dietary calcium and other nutritionally relevant divalent cations on fatty acid-soap formation : a dissertation presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Nutritional Sciences at Massey University, Manawatū, New Zealand [PDF]

open access: yes, 2016
A growing amount of scientific evidence appears to support a relationship between dietary calcium (Ca) and body weight where increased dietary Ca intake leads to weight reduction and the faecal excretion of several fatty acids.
Stroebinger, Natascha
core  

Acute Hypercapnia/Ischemia Alters the Esterification of Arachidonic Acid and Docosahexaenoic Acid Epoxide Metabolites in Rat Brain Neutral Lipids. [PDF]

open access: yes, 2020
In the brain, approximately 90% of oxylipins are esterified to lipids. However, the significance of this esterification process is not known. In the present study, we (1) validated an aminopropyl solid phase extraction (SPE) method for separating ...
Bazinet, Richard P   +7 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

Stages of uptake and incorporation of micellar palmitic acid by hamster proximal intestinal mucosa

open access: yesJournal of Lipid Research, 1972
The stages of uptake and incorporation of micellar palmitic acid by hamster proximal intestinal mucosa were investigated by incubation of everted sacs at 4°C and 37°C for 2, 5, 10, and 15 min in a micellar solution (10 μmoles of [l-14C]palmitic acid, 10 ...
Seymour Mishkin   +2 more
doaj   +1 more source

A new atmospheric aerosol phase equilibrium model (UHAERO): organic systems [PDF]

open access: yes, 2007
In atmospheric aerosols, water and volatile inorganic and organic species are distributed between the gas and aerosol phases in accordance with thermodynamic equilibrium.
Amundson, N. R.   +6 more
core   +3 more sources

Technological activities of Staphylococcus carnosus and Staphylococcus simulans strains isolated from fermented sausages [PDF]

open access: yes, 2005
The aim of this study was to determine the technological properties of 2 strains of Staphylococcus simulans (Ssm12, Ssm21) and 4 strains of S. carnosus (SC28, SC31, SC54 and SC55) for the selection of a potential starter cultures to employ in the ...
BLAIOTTA, GIUSEPPE   +4 more
core   +1 more source

Normalization of Essential-Fatty-Acid-Deficient Keratinocytes Requires Palmitic Acid

open access: yesJournal of Investigative Dermatology, 1994
Cultured adult human keratinocytes show accelerated growth rates in medium that is essential fatty acid deficient. The cells also show decreased amounts of the essential fatty acids 18:2, 20:3, and 20:4 and contain increased amounts of the monounsaturated fatty acids 16:1 and 18:1.
Marcelo, Cynthia L   +2 more
openaire   +2 more sources

A Fast Method for Selecting Bio Sourced Materials of Interest in a Candle Formulation

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT As consumer demand shifts towards more sustainable and nontoxic alternatives, the candle industry is exploring unconventional bio‐based and recycled materials as substitutes for paraffin. Four raw materials, that is rice bran wax (RBW), sugarcane wax (SCW), hydrogenated rapeseed oil (HRO), and waste cooking oil (WCO) were assessed based on ...
Salma Daoufa   +4 more
wiley   +1 more source

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