Effect of Staphylococcus aureus Contamination on the Microbial Diversity and Metabolites in Wholewheat Sourdough

Effect of Staphylococcus aureus Contamination on the Microbial Diversity and Metabolites in Wholewheat Sourdough

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Wholewheat sourdough products are becoming increasingly more popular, and Staphylococcus aureus iphone 13 dallas is a common opportunistic pathogen in dough products.The effects of S.aureus contamination (102 cfu/g) on metabolites as well as titratable acidity (TTA), pH, and microbial diversity of sourdough were investigated.S.aureus contamination significantly decreased the content of mannose while increasing the sorbitol in sourdough (p S.

aureus contamination significantly 355 maybelline fit me reduced the number of lactic acid bacteria (LAB), such as Lactobacillus curvatus, and the TTA values (p S.aureus contamination significantly reduced the content of most esters and acid flavor compounds while significantly increasing the content of 2,4-decadienal (p S.aureus in sourdough cultured for 4 h.Sorbitol, 2,3-dimethylundecane, 1-pentanol, and 3-methylbutanoic acid were newly found to be the characteristic metabolites in S.aureus-contaminated sourdough.