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lactase production
相关语句
  生产乳糖酶
     Therefore, the research open a new and convenient avenue for high-yielded lactase production.
     因此本研究开辟了一条产量高、分离纯化简便、廉价大规模生产乳糖酶的新途径。
短句来源
     In this paper,the application of biotechnology on the prevention and cure of lactose intolerance(malabsorption) was discussed from three aspects including lactase production using genetic engineering technique,low lactose milk production using bioreactor and gene therapy for lactose intolerance(malabsorption). In addition,it is suggested that oral genetic modified probiotic pharmaceutics might be a practical and feasible strategy for lactase deficiency.
     从基因工程技术生产乳糖酶、利用生物反应器生产低乳糖奶、基因治疗等3个方面介绍了生物技术在乳糖不耐受(吸收不良)防治中的应用,并提出口服经基因改造的益生菌制剂,从根本上解决乳糖酶缺乏的新思路。
短句来源
  “lactase production”译为未确定词的双语例句
     Studies on the fermentation conditions for lactase production from Aspergillus niger DL116
     黑曲霉DL116产乳糖酶发酵条件的研究
短句来源
     Objective: To study the optimal condition on lactase production by yeast Kluyveromyces fragilis(K.fragilis) to increase the enzyme productivity.
     目的 :为进一步提高产乳糖酶酵母 Kluyveromyces fragilis(K.fragilis)株的酶产量 ,对该菌株的培养产酶发酵条件进行优化试验。
短句来源
     The optimal conditions for lactase production were obtained:initial pH was 7.0~8.0; incubation temperature was (60±1)℃; culture time was 18~21 h and concentration of the lactose was 41.7 mmol/L.
     结果 :筛选出含耐热乳糖酶菌株 ,该菌株的最适产酶条件分别为培养温度 (6 0± 1 )℃ ,培养时间 1 8~ 2 1 h,培养基起始 p H7.0~ 8.0 ,培养基乳糖浓度 41 .7mmol/ L。
短句来源
     Main problems of lactase production are low yield, complicate process of deriving from yeasts and narrow applied range.
     利用乳糖酶生产低乳糖乳及乳制品是解决乳糖不耐受症问题的最佳途径,因此,乳糖酶在食品和乳制品工业中的作用日益显著。
短句来源
  相似匹配句对
     Research on Production of Whey Syrup with Lactase
     应用固定化乳糖酶生产乳清糖浆的研究
短句来源
     Production of Lactase From Kluyeromyces fragilis on Pilot Scale
     酵母菌乳糖酶中试制备工艺研究
短句来源
     Production Express
     产品速递
短句来源
     digital production
     环保数码宝贝人见人爱
短句来源
     Gene Cloning of Lactase
     乳糖酶的基因克隆
短句来源
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  lactase production
1.5% lactose was found to be the best carbon source for lactase production.
      
Lactase production in continuous culture by Trichoderma reesei Rut-C30
      
In addition it is proposed that non-pathogenic bacteria brought about an alteration of the brush border of the columnar epithelial cells of the villi which synthesize the enzyme lactase, such that lactase production was seriously reduced.
      


Objective: To study the optimal condition on lactase production by yeast Kluyveromyces fragilis(K.fragilis) to increase the enzyme productivity.Methods: With separated proliferation and induction culture,the effects of carbon source and nitrogen source on yeast proliferation and lactase induction were studied by the method of monofactorial analysis.Results: The optimum medium for the productivity of lactase by K.fragilis was determined.Maximal enzyme activity (122.4 IU/ml) was reached...

Objective: To study the optimal condition on lactase production by yeast Kluyveromyces fragilis(K.fragilis) to increase the enzyme productivity.Methods: With separated proliferation and induction culture,the effects of carbon source and nitrogen source on yeast proliferation and lactase induction were studied by the method of monofactorial analysis.Results: The optimum medium for the productivity of lactase by K.fragilis was determined.Maximal enzyme activity (122.4 IU/ml) was reached when the concentration of lactose was 12%,ammonium acetate was 0.5% and pH 6.7 .Conclusion: The results of this experiment demonstrate that this strain will be good for industrial production.

目的 :为进一步提高产乳糖酶酵母 Kluyveromyces fragilis(K.fragilis)株的酶产量 ,对该菌株的培养产酶发酵条件进行优化试验。方法 :采用增殖和诱导二步培养法培养酵母 K.fragilis株 ,并采用单因素试验方法分析碳源、氮源对酵母诱导产酶的影响。结果 :确定了 K .fragilis酵母株诱导培养的较佳配方 ,当乳糖浓度为 1 2 0 g/ L,醋酸铵浓度为 5 g/ L,p H为 6 .7时 ,单位酶产量达1 2 2 .4IU/ ml培养液。结论 :该菌株生长产酶情况良好 ,具有较高的应用价值

Objective:To screen thermostable lactase producing strain of Thermus sp and optimize its culture condition.Methods:Thermus strains producing thermostable lactase were screend in culture medium containing X gal.The conditions for lactase production were studied,such as incubation temperature,culture time,initial pH and lactose concentration in culture medium. Results: A strain of thermus for producing thermostable lactase was selected.The optimal conditions for lactase production were...

Objective:To screen thermostable lactase producing strain of Thermus sp and optimize its culture condition.Methods:Thermus strains producing thermostable lactase were screend in culture medium containing X gal.The conditions for lactase production were studied,such as incubation temperature,culture time,initial pH and lactose concentration in culture medium. Results: A strain of thermus for producing thermostable lactase was selected.The optimal conditions for lactase production were obtained:initial pH was 7.0~8.0; incubation temperature was (60±1)℃;culture time was 18~21 h and concentration of the lactose was 41.7 mmol/L.Conclusion:Thermus strains producing thermostable lactase can be effectively obtained by culture with medium containing X gal.

目的 :探讨耐热乳糖酶产生菌的筛选方法及其产酶条件。方法 :利用含有 X-gal平板培养基 ,于 6 0℃划线培养 ,筛选出耐热乳糖酶产生菌 ,并观测了培养温度、培养时间、培养基初始 p H及乳糖浓度对菌株生长及产酶条件的影响。结果 :筛选出含耐热乳糖酶菌株 ,该菌株的最适产酶条件分别为培养温度 (6 0± 1 )℃ ,培养时间 1 8~ 2 1 h,培养基起始 p H7.0~ 8.0 ,培养基乳糖浓度 41 .7mmol/ L。结论 :在含有 X-gal培养基进行划线培养是筛选产乳糖酶菌株的有效方法 ,同时该菌株具有嗜热性。

Primary lactase deficiency and lactose intolerance(malabsorption) affect hundreds of millions people worldwide.In this paper,the application of biotechnology on the prevention and cure of lactose intolerance(malabsorption) was discussed from three aspects including lactase production using genetic engineering technique,low lactose milk production using bioreactor and gene therapy for lactose intolerance(malabsorption).In addition,it is suggested that oral genetic modified probiotic pharmaceutics...

Primary lactase deficiency and lactose intolerance(malabsorption) affect hundreds of millions people worldwide.In this paper,the application of biotechnology on the prevention and cure of lactose intolerance(malabsorption) was discussed from three aspects including lactase production using genetic engineering technique,low lactose milk production using bioreactor and gene therapy for lactose intolerance(malabsorption).In addition,it is suggested that oral genetic modified probiotic pharmaceutics might be a practical and feasible strategy for lactase deficiency.

原发性乳糖酶缺乏和乳糖不耐受(吸收不良)是全球性的健康问题。从基因工程技术生产乳糖酶、利用生物反应器生产低乳糖奶、基因治疗等3个方面介绍了生物技术在乳糖不耐受(吸收不良)防治中的应用,并提出口服经基因改造的益生菌制剂,从根本上解决乳糖酶缺乏的新思路。

 
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