Study on Production of Chiral Acetoin and (2s, 3s) -2, 3-butanediol by Biocatalysis.
生物法生产手性乙偶姻及(2s,3s) - 2,3 -丁二醇的研究。
Acetoin is one of the widely-used flavors, which is mainly chemically synthesized and produced by microbe.
乙偶姻是一种应用广泛的食用香料，目前主要通过化学法合成和生物发酵法制备。
Acetoin was shown to function as an inducer for the expression of aco genes, whereas glucose exhibited a repression effect.
被认定为诱导物的乙醯甲基甲醇可刺激启动区的表现，而葡萄糖则表现抑制现象。
The contents of diacetyl and acetoin in wine increased significantly and the average was twice as much as that in controlled wine.
双乙酰，乙偶姻含量有大幅度增加，其含量比对照酒高一倍。
The study on acetoin crystallization dimer showed that the yield of acetoin-dimer was affected by the optical rotation of acetoin.
对乙偶姻二聚体结晶的研究表明，乙偶姻的旋光值对二聚体的结晶得率影响很大，旋光值越接近于零，结晶得率越高。
The study on acetoin crystallization dimer showed that the yield of acetoin-dimer was affected by the optical rotation of acetoin.
对乙偶姻二聚体结晶的研究表明，乙偶姻的旋光值对二聚体的结晶得率影响很大，旋光值越接近于零，结晶得率越高。
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