Effect of Starter Cultures on Biogenic Amine Formation during Fermented Sausage Production

1997 ◽  
Vol 60 (7) ◽  
pp. 825-830 ◽  
Author(s):  
TERESA HERNÁNDEZ-JOVER ◽  
MARIA IZQUIERDO-PULIDO ◽  
M. TERESA VECIANA-NOGUÉS ◽  
ABEL MARINÉ-FONT ◽  
M. CARMEN VIDAL-CAROU

Changes in biogenic amines, pH, water activity values. and counts of aerobic, lactic acid, Enterobacteriaceae, and pseudomonad bacteria were followed during production of dry sausage. The effect of two starter cultures, Lactobacillus plantarum plus Micrococcus carnosus and Pediococcus pentosaceus plus Micrococcus carnosus, on amine production was investigated. Raw materials used in sausage production only contributed spermine and spermidine to the final products. Tyramine, putrescine, and cadaverine contents increased during the fermentation stage, and tyramine was the prevailing amine in the final sausages. Sausages produced by fermentation with starters, as compared to natural fermentation (control), had a lower amount of tyramine, putrescine, and cadaver-ine' but differences in microbial counts were minor. Levels of spermine decreased during sausage production and those of spermidine remained relatively constant. Aerobic plate and lactic acid bacteria counts increased during ripening while levels of species of Enterobacteriaceae and pseudomonads decreased. Starters seemed to decrease the biogenic amine formation but did not prevent it. The high background flora naturally present on the starting meat and pork lard seemed to have a strong influence on biogenic amine formation during ripening.

2008 ◽  
Vol 71 (8) ◽  
pp. 1724-1733 ◽  
Author(s):  
SUSAN ROUSE ◽  
DOUWE VAN SINDEREN

Lactic acid bacteria (LAB) are naturally associated with many foods or their raw ingredients and are popularly used in food fermentation to enhance the sensory, aromatic, and textural properties of food. These microorganisms are well recognized for their biopreservative properties, which are achieved through the production of antimicrobial compounds such as lactic acid, diacetyl, bacteriocins, and other metabolites. The antifungal activity of certain LAB is less well characterized, but organic acids, as yet uncharacterized proteinaceous compounds, and cyclic dipeptides can inhibit the growth of some fungi. A variety of microbes are carried on raw materials used in beer brewing, rendering the process susceptible to contamination and often resulting in spoilage or inferior quality of the finished product. The application of antimicrobial-producing LAB at various points in the malting and brewing process could help to negate this problem, providing an added hurdle for spoilage organisms to overcome and leading to the production of a higher quality beer. This review outlines the bioprotective potential of LAB and its application with specific reference to the brewing industry.


2015 ◽  
pp. 1-7 ◽  
Author(s):  
Chong Xie ◽  
Hu-Hu Wang ◽  
Xiao-Kai Nie ◽  
Lin Chen ◽  
Shao-Lin Deng ◽  
...  

2000 ◽  
Vol 63 (11) ◽  
pp. 1556-1562 ◽  
Author(s):  
SARA BOVER-CID ◽  
MARIA IZQUIERDO-PULIDO ◽  
M. CARMEN VIDAL-CAROU

Several combinations of an amine-negative Lactobacillus sakei strain, along with proteolytic Staphylococcus carnosus or Staphylococcus xylosus strains, were used to study the influence of mixed starter cultures on biogenic amine production during the manufacture of dry fermented sausages. Changes in pH, water content, proteolysis, microbial counts, and biogenic amine contents were simultaneously examined in a spontaneously fermented batch and in three mixed starter-mediated batches. A double-controlled microbial charge initially inoculated as mixed starter culture of L. sakei and Staphylococcus spp. (all amine-negative strains) drastically reduced tyramine, cadaverine, and putrescine accumulation. No production of other aromatic amines such as histamine, phenylethylamine, or tryptamine was observed in any batch. The polyamines, spermine and spermidine, were found in raw materials and their levels decreased slightly in the spontaneously fermented batch. No correlation between proteolysis and biogenic amine production was observed. The use of proper technological conditions favoring starter development and the use of the raw materials with good hygienic quality make it possible to produce fermented sausages nearly free of biogenic amines.


PLoS ONE ◽  
2021 ◽  
Vol 16 (1) ◽  
pp. e0245227
Author(s):  
Rutchanee Rodpai ◽  
Oranuch Sanpool ◽  
Tongjit Thanchomnang ◽  
Arporn Wangwiwatsin ◽  
Lakkhana Sadaow ◽  
...  

DNA-sequencing was performed on the V3-V4 regions of 16S rRNA genes to investigate the microbial diversity of five samples of fermented freshwater fish (pla-ra) from three provinces in northeastern Thailand. The samples had salt concentrations ranging from 7 to 10%, pH values from 4.83 to 7.15, and D-/L-lactic acid concentrations of 90 to 450 mg/l. A total of 598 operational taxonomic units were annotated at various taxonomic ranks based on the SILVA Database. The lactic-acid and halophilic genera Tetragenococcus, Halanaerobium and Lactobacillus were among the dominant taxa of bacteria. The top 20 non-redundant taxa were considered in more detail. In two pla-ra samples, Tetragenococcus muriaticus was commonly identified. Halanaerobium fermentans was the most abundant species in a third sample and co-dominant in another sample. Lactobacillus rennini was dominant in the pla-ra sample from Roi Et Province. Additionally, other beneficial bacteria were detected including Staphylococcus nepalensis, Lactobacillus sakei, Lactobacillus pentosus, Weissella confusa, and Bifidobacterium bifidum. Differences between samples may be due to use of different raw materials, salt concentrations, recipes, processes and fermentation periods. The microbial communities in pla-ra provide a better understanding of the production outcomes of traditional products. Further optimization of the fermentation process, for example by using dominant bacterial taxa in starter cultures, may improve processes of food fermentation, food quality and flavor control, providing useful guidelines for industrial applications.


2001 ◽  
Vol 64 (3) ◽  
pp. 367-373 ◽  
Author(s):  
SARA BOVER-CID ◽  
MARIA IZQUIERDO-PULIDO ◽  
M. CARMEN VIDAL-CAROU

The effectiveness of an amine-negative starter culture (Lactobacillus sakei CTC494) in the reduction of biogenic amine production during the ripening of fermented sausages was examined. Four batches were manufactured in parallel:spontaneously fermented and starter-mediated sausages were manufactured from two lots of raw materials of different hygienic quality. Besides the biogenic amine contents, changes in the microbial counts, nitrogenous fractions, pH, and water content were measured at several sampling points during the ripening process. In sausages manufactured from good quality meat, the starter strain of L. sakei reduced and even inhibited biogenic amine accumulation during sausage fermentation, the end products showing extremely low biogenic amine contents (tyramine levels less than 15 mg/kg of dry matter and putrescine and cadaverine levels less than 5 mg/kg of dry matter). Nevertheless, starter-mediated sausages made from poorer-quality raw materials showed much higher amine contents (308, 223, and 36 mg/kg of dry matter of cadaverine, tyramine, and putrescine, respectively), which were only slightly lower than those of the spontaneously fermented sausages made from the same raw materials. The relatively high bacterial numbers of raw materials of poorer-hygienic quality diminished the beneficial effect of the starter strain. Therefore, the effectiveness of the starter was strongly dependent on the hygienic quality of the raw materials used.


Author(s):  
NE Posokina ◽  
AI Zakharova

Introduction: Fermentation is a biotechnological process of preserving the biological potential of raw materials and transforming them in order to impart new organoleptic properties and to increase nutritional value of the product allowing diversification of daily meals; thus, in some countries fermented products make up a significant part of the human diet. Despite the fact that fermented products are very useful for humans, the fermentation process itself remained rather complicated for reproduction during a long time. Currently, starter cultures are used in industrial production of fermented food products enabling the production of foodstuffs with a guaranteed range of consumer properties. Such species of lactic acid bacteria as Carnobacterium, Enterococcus, Lactobacillus, Lactococcus, Leuconostoc, Oenococcus, Pediococcus, Streptococcus, Tetragenococcus, Vagococcus, and Weissella play the main role in production of fermented food and drinks while L. mesenteroides plays the primary role in starting fermentation of many types of plant materials including cabbage, beet, turnip, cauliflower, green beans, chopped green tomatoes, cucumbers, olives, etc. Objective: To control and manage the industrial fermentation process, it is important to determine the main processes occurring at different stages and the types of lactic acid microorganisms responsible for initiation, continuation and completion of the process. Results: This review shows that, despite the variety of fermentable vegetables, L. mesenteroides species of lactic acid bacteria are of particular importance at the primary heteroenzymatic stage since during this very period the processed raw materials form conditions for inhibiting pathogenic and facultative pathogenic microflora and create optimal environment for subsequent development of targeted microorganisms determining the quality of finished products. Conclusions: When developing food technology, L. mesenteroides species of lactic acid bacteria must be an indispensable component of industrial starter cultures for obtaining final products of consistently high quality.6


Foods ◽  
2019 ◽  
Vol 8 (1) ◽  
pp. 17 ◽  
Author(s):  
Federica Barbieri ◽  
Chiara Montanari ◽  
Fausto Gardini ◽  
Giulia Tabanelli

Lactic acid bacteria (LAB) are considered as the main biogenic amine (BA) producers in fermented foods. These compounds derive from amino acid decarboxylation through microbial activities and can cause toxic effects on humans, with symptoms (headache, heart palpitations, vomiting, diarrhea) depending also on individual sensitivity. Many studies have focused on the aminobiogenic potential of LAB associated with fermented foods, taking into consideration the conditions affecting BA accumulation and enzymes/genes involved in the biosynthetic mechanisms. This review describes in detail the different LAB (used as starter cultures to improve technological and sensorial properties, as well as those naturally occurring during ripening or in spontaneous fermentations) able to produce BAs in model or in real systems. The groups considered were enterococci, lactobacilli, streptococci, lactococci, pediococci, oenococci and, as minor producers, LAB belonging to Leuconostoc and Weissella genus. A deeper knowledge of this issue is important because decarboxylase activities are often related to strains rather than to species or genera. Moreover, this information can help to improve the selection of strains for further applications as starter or bioprotective cultures, in order to obtain high quality foods with reduced BA content.


2000 ◽  
Vol 63 (11) ◽  
pp. 1544-1550 ◽  
Author(s):  
SARA BOVER-CID ◽  
MARIA IZQUIERDO-PULIDO ◽  
M. CARMEN VIDAL-CAROU

The effect of the hygienic status of raw materials on biogenic amine production during ripening and storage (at 4 and 15°C) of fermented sausages was studied. Two portions of fresh lean and back fat pork were stored for 5 days at −20°C (treatment A) and at 4°C (treatment B), respectively. Raw materials of treatment A maintained their hygienic quality high and low amine content. Raw materials of treatment B showed from 1 to 3 log (CFU/g) higher microbial counts and a biogenic amine index near 50 mg/kg, indicating poorer hygienic quality. The quality of raw materials influenced the composition and the concentration of biogenic amines produced during the ripening sausages. Sausages of treatment A (A-sausages) showed a large accumulation of tyramine (up to 100 mg/kg dm) followed by putrescine and cadaverine (<15 mg/kg). In contrast, B-sausages resulted in earlier and much greater amine production, and cadaverine, tyramine, and putrescine levels were 50-, 2.6-, and 6.5-fold higher than those of A-sausages. Other biogenic amines, such as octopamine, tryptamine, phenylethylamine, and histamine were also produced in B-sausages. The higher proteolysis and the lower pH of B-sausages might have favored the decarboxylase activity of microorganisms. Biogenic amine contents of sausages during storage depended on the raw materials used and storage temperature. No significant modification on the amine contents was observed during the storage of A-sausages at either temperature. Greater changes occurred in B-sausages stored at 15°C than in those stored at 4°C. Higher temperatures favored proteolytic and decarboxylase reactions, resulting in increased amine concentrations after storage.


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