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Analysis of Dabsyl-Cl Derivated Amino Acids by High Performance Liquid Chromatography and Tandem Mass Spectrometry
amino acid dabsyl chloride analysis HPLC-MS/MS
2009/6/17
A high performance liquid chromatograph coupled with a tandem mass (MS/MS) detector was used for the analysis of 4-dimethylaminoazobenzene-4-sulfonyl chloride (dabsyl-Cl) derivated amino acids. Apart ...
Differentiation Between Amino Acids Used as Carbon and Energy Sources During Growth of Geotrichum candidum Geo17
amino acids carbon and nitrogen sources Geotrichum candidum
2009/3/16
Geotrichum candidum Geo17 was cultivated on peptones as carbon and nitrogen source, and in the presence of lactate as the second carbon source. From the analysis of the initial and final culture mediu...
Characterisation of Polycondensation Products from Amino Acids and Lipid Oxidation Products
nonenzymatic browning lipid oxidation Maillard reaction polycondensation
2014/3/10
The Maillard reaction, or nonenzymatic browning, includes a complex network of reactions initiated by the condensation reaction of a carbohydrate and an amino compound, and is of utmost importance for...
Determination of free amino acids in cheeses from the Czech market
amino acids cheese HPLC pre-column derivatisation
2014/3/7
High performance liquid chromatography (HPLC) method with the pre-column derivatisation by AccQ•Tag agent and following determination of these derivates after their separation in reverse phase c...
Biosynthesis of food constituents: Amino acids: 1. The glutamic acid and aspartic acid groups – a review
biosynthesis amino acids glutamic acid glutamine proline arginine aspartic acid asparagine threonine methionine lysine isoleucine
2014/3/17
This review article gives a survey of principal pathways that lead to the biosynthesis of the proteinogenic amino acids of the glutamic acid group (glutamic acid, glutamine, proline, arginine) and asp...
Biosynthesis of food constituents: Amino acids. 3. Modified proteinogenic amino acids – a review
biosynthesis amino acids cystine hydroxyproline hydroxylysine methylhistidine phosphoserine
2014/3/17
This review article gives a survey of principal pathways that lead to the biosynthesis of the modified principal proteinogenic amino acids, i.e. cystine, 4-hydroxyproline, 5-hydroxylysine, 3-methylhis...
Biosynthesis of food constituents: Amino acids: 4. Non-protein amino acids – a review
biosynthesis 3-amino acids 4-amino acids N-substituted amino acids alicyclic amino acids hydroxyamino acids sulfur-containing amino acids basic amino acids taurine
2014/3/17
This review article gives a brief survey of the principal pathways that lead to the biosynthesis of the most important non-protein amino acids occurring in foods and feeds. These amino acids have been...
Relation between free amino acids and the biogenic amines contents in green tomatoes inoculated with Lactobacillus plantarum
tomatoAbiogenic amineAfree amino acidsALactobacillus plantarum
2014/3/19
The aim of the work presented here was the evaluation of the profile of free amino acids as the possible precursors of biogenic amines (BAs) in tomatoes and its changes during tomato ripening. Hygieni...
Effects of Amino Acids and Dipeptides on the Uptake and Transport of Iron by Caco-2 Cells Cultured in Serum-Free Medium
iron uptake transport carnosine anserine
2010/11/23
This study was conducted to investigate the effect of five amino acids, aspartic acid, glutamic acid, histidine, cysteine and phenylalanine, and of two dipeptides, anserine and carnosine, on the uptak...