Results 91 to 100 of about 4,987,765 (222)

LC/ESI-MS analysis of underivatized amino acids and mass spectrum [PDF]

open access: yesarXiv, 2016
We report the method of LC/ESI-MS analysis of underivatized amino acids with corresponding mass spectrum and fragmentation patterns. Diagnostic product ions determined by mass spectrometry can support the qualitative identification and quantitative estimation of individual amino acids. Therefore, the optimization of chromatographic separation using the
arxiv  

The Prognostic Significance of Handgrip Strength in Cirrhosis: Simplicity Is the Ultimate Sophistication

open access: yesPortal Hypertension &Cirrhosis, EarlyView.
The advantages to measure handgrip strength (HGS) are simple, convenient, noninvasive, cost‐effective, and easy to be widely carried out during daily clinical practice. Mounting evidence demonstrates that muscle strength measured by HGS is a feasible and reliable metric to evaluate nutritional status, as well as relevant cirrhosis‐related complications
Binxin Cui, Ziyi Yang, Chao Sun
wiley   +1 more source

Correlations of Amino Acids with Secondary Structure Types: Connection with Amino Acid Structure [PDF]

open access: yesarXiv, 2005
The correlations of primary and secondary structures were analyzed using proteins with known structure from Protein Data Bank. The correlation values of amino acid type and the eight secondary structure types at distant position were calculated for distances between -25 and 25.
arxiv  

Is Deuterium Sequestering by Reactive Carbon Atoms an Important Mechanism to Reduce Deuterium Content in Biological Water?

open access: yesFASEB BioAdvances, EarlyView.
Deuterium, a heavy isotope of hydrogen, is universal in nature, but it disrupts the mitochondrial ATPase pumps. One mechanism that biological organisms may use to reduce deuterium levels in the mitochondria is to sequester deuterium bound to carbon atoms in a small set of organic molecules that have a unique configuration to support such trapping ...
Stephanie Seneff   +2 more
wiley   +1 more source

Influence of eicosapentaenoic acid (20:5, n-3) on secretion of lipoproteins in CaCo-2 cells.

open access: yesJournal of Lipid Research, 1992
CaCo-2 cells, grown on filter membranes, were used to study the effects of fatty acids on cellular metabolism of triacylglycerol and phospholipids. The rate of triacylglycerol secretion was enhanced more than 2-fold, from 1 to 2 weeks after reaching ...
T Ranheim   +3 more
doaj  

A narrative literature review about alpha‐lipoic acid role in dry eye and ocular surface disease

open access: yesActa Ophthalmologica, EarlyView.
Abstract Ocular surface diseases (OSD) include various conditions that affect the eye's surface, causing discomfort and pain. One such condition, dry eye disease (DED), is a multifactorial disorder that significantly impacts patients' quality of life, with prevalence rates ranging from 5% to 50% and higher incidence in women.
Antonio J. Mateo Orobia   +4 more
wiley   +1 more source

Eicosapentaenoic acid prevents arterial calcification in klotho mutant mice.

open access: yesPLoS ONE, 2017
BackgroundThe klotho gene was identified as an "aging-suppressor" gene that accelerates arterial calcification when disrupted. Serum and vascular klotho levels are reduced in patients with chronic kidney disease, and the reduced levels are associated ...
Kazufumi Nakamura   +12 more
doaj   +1 more source

Linguistic mechanism of the evolution of amino acid frequencies and genomic GC content [PDF]

open access: yesarXiv, 2006
Much information is stored in amino acid composition of protein and base composition of DNA. We simulated the evolution of amino acid frequencies and genomic GC content by a linguistic model. It is showed that the evolution of genetic code determines the evolution of amino acid frequencies and genomic GC content.
arxiv  

Pharmacokinetics of Eicosapentaenoic Acid in Plasma and Red Blood Cells After Multiple Oral Dosing With Icosapent Ethyl in Healthy Subjects

open access: yesClinical pharmacology in drug development, 2013
Icosapent ethyl (IPE) is a prescription form of eicosapentaenoic acid (EPA) ethyl ester. This randomized, open‐label study characterized EPA pharmacokinetics.
R. Braeckman, W. Stirtan, Paresh N. Soni
semanticscholar   +1 more source

Diatom triacylglycerol metabolism: from carbon fixation to lipid droplet degradation

open access: yesBiological Reviews, EarlyView.
ABSTRACT Diatoms are a prominent microalgae family that has attracted interest for its production of molecules of biotechnological interest. Their fatty acid profile is rich in health‐beneficial omega‐3 eicosapentaenoic acid (EPA). Furthermore, under nutrient‐deprived conditions, many diatom species, notably Phaeodactylum tricornutum, Thalassiosira ...
Victor Murison   +3 more
wiley   +1 more source

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