Article
Characterization of urease genes cluster of Streptococcus thermophilus.
Journal of applied microbiology - 1 Jan 2004
Mora D, Maguin E, Masiero M, Parini C, Ricci G, Manachini P L, Daffonchio D
Abstract excerpt
AIMS: The milk acidification rate of Streptococcus thermophilus strains can be affected by several factors, one of which is the hydrolysis of urea by the urease complex. To evaluate the technological suitability of S. thermophilus strains deprived of urease activity in milk fermentation, the genetic cluster related to urease enzymatic activity has been characterized in the type strain DSM 20167T. METHODS AND...
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