公开(公告)号：US11576394B2

公开(公告)日：2023-02-14

申请号：US15889952

申请日：2018-02-06

Applicant: DSM IP ASSETS B.V.

Inventor： Petrus Jacobus Theodorus Dekker ,  Luppo Edens ,  Maximiliaan Peter Marie De Swaaf ,  Albertus Alard Van Dijk

IPC: A23C9/127 ,  C12N9/16 ,  C12N9/38 ,  A23C9/12 ,  C12N9/62 ,  A23C19/032 ,  C12N9/24

Abstract: The present invention describes a intracellular produced lactase, which comprises less than 40 units arylsulfatase activity per NLU of lactase activity. The invention also provides a process comprising treating a substrate with an enzyme preparation, wherein the enzyme preparation is substantially free from arylsulfatase.