scholarly journals Free Amino Acids and Biogenic Amines Content during Ageing of Dry-cured Pork Loins Inoculated with Lactobacillus casei ŁOCK 0900 Probiotic Strain

2015 ◽  
Vol 21 (2) ◽  
pp. 167-174 ◽  
Author(s):  
Joanna Stadnik ◽  
Zbigniew J. Dolatowski
Molecules ◽  
2020 ◽  
Vol 25 (22) ◽  
pp. 5465
Author(s):  
Monika Garbowska ◽  
Antoni Pluta ◽  
Anna Berthold-Pluta

Cheese ripening involves a number of biochemical processes, mainly of a proteolytic nature, which are initially triggered principally by milk-coagulating enzymes and, afterward, by microorganisms or enzymes of microbial origin. The proteolytic reactions affect, primarily, the synthesis of macro- and medium-molecular peptides from casein. In turn, the advanced proteolysis ends in the formation of short peptides and free amino acids. Further reactions may lead to the formation of nutritionally unfavorable biogenic amines. The present study aimed to determine changes in the contents of bioactive peptides (anserine and L-carnosine), free amino acids, and biogenic amines throughout the ripening of cheese models produced with the addition of Lactobacillus genus bacteria. The contents of amino acids varied considerably in the cheese models, depending on the bacterial strain added and ripening time. After five weeks of ripening, the total content of free amino acids in the cheese models ranged from 611.02 (a cheese model with Lactobacillus casei 2639) to 1596.64 mg kg−1 (a cheese model with Lb. acidophilus 2499). After the same time, the contents of the total biogenic amines in the cheese models with the addition of lactobacilli were lower than in the control cheese model (except for the model with Lb. rhamnosus 489). Anserine was detected in all cheese models (79.29–119.02 mg kg−1), whereas no L-carnosine was found over a five-week ripening period in the cheese models with Lb. delbrueckii 490 and Lb. casei 2639. After a five-week ripening, the highest total content of bioactive peptides was determined in the cheese models containing Lb. acidophilus 2499 (136.11 mg kg−1).


Food Control ◽  
2021 ◽  
Vol 120 ◽  
pp. 107497 ◽  
Author(s):  
D. Sylvain Dabadé ◽  
Liesbeth Jacxsens ◽  
Lisa Miclotte ◽  
Emmanuel Abatih ◽  
Frank Devlieghere ◽  
...  

Materials ◽  
2020 ◽  
Vol 13 (8) ◽  
pp. 1835 ◽  
Author(s):  
Monika Garbowska ◽  
Antoni Pluta ◽  
Anna Berthold-Pluta

The goal of this study was to determine changes in contents of free amino acids, biogenic amines, and bioactive dipeptides (anserine and L-carnosine) in cheese models produced with the addition of nisin-producing strains of Lactococcus lactis over their ripening period. After 5 weeks of ripening, contents of total biogenic amines in the cheese models with the addition of L. lactis strains were lower than in the control cheese model. The cheese models examined differed significantly in contents of free amino acids through the ripening period. Individual free amino acids, such as ornithine, were found in some of the cheese models, which is indicative of their specific microbial activities. Both anserine and L-carnosine were detected in all variants of the cheese models. After 5-week ripening, the highest total content of bioactive dipeptides was determined in the cheese models produced with the nisin-producing culture of L. lactis 11454 (142.15 mg∙kg−1).


2012 ◽  
Vol 77 (4) ◽  
pp. S170-S175 ◽  
Author(s):  
Antonella Leggio ◽  
Emilia L. Belsito ◽  
Rosaria De Marco ◽  
Maria L. Di Gioia ◽  
Angelo Liguori ◽  
...  

2004 ◽  
Vol 22 (SI - Chem. Reactions in Foods V) ◽  
pp. S287-S289 ◽  
Author(s):  
L. Simon-Sarkadi ◽  
E. Szőke ◽  
A. Kerekes

Comparative study was conducted on the basis of free amino acids and biogenic amines of Hungarian sparkling wines originated from 3 producers (Törley, Hungária, Balaton Boglár). Determination of amino acids and biogenic amines was accomplished by ion-exchange chromatography using an amino acid analyser. The dominant free amino acids in sparkling wines were proline and arginine and the major biogenic amine was spermidine. Based on results of chemometric analyses, free amino acid and biogenic amine contents seemed to be closely related to quality and the technology of sparkling wine making.


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