| 摘要 |
<p>The invention concerns a bacterium overproducing α-acetolactate, and/or diacetyl, characterised in that it is deficient in α-acetolactate decarboxylase and has an attenuated or no lactate dehydrogenase activity. Such a bacterium can be a Lactococcus lactis and used for producing α-acetolactate or in a food product composition, in particular products derived from milk or lactoserum.</p> |
