β-半乳糖苷酶是一种来源广泛且具有多种用途的酶。主要探讨了来源于微生物中的乳糖酶及其性质,以及在乳品中的应用。并对固定化乳糖酶的应用状况作了综述,提出了急需解决的关键问题。
β-galactosidase is a enzyme that source are abroad and was used in many filed. This paper mainly discusses the property of lactase from bacterial and its use in dairy, and summarizes the use status of immobilized β -galactosidase, also advances key problems to resolve immediately.