搜索结果: 1-11 共查到“食品加工技术 -galactosidase”相关记录11条 . 查询时间(0.061 秒)
Statistical Optimization of α-Galactosidase Production in Submerged Fermentation by Streptomyces griseoloalbus Using Response Surface Methodology
α-galactosidase response surface methodology Streptomyces griseoloalbus
2009/2/20
α-Galactosidase production by a novel actinomycete strain Streptomyces griseoloalbus in shake flask culture was optimized using response surface methodology. Screening of variables to find their relat...
mmobilization of β-Galactosidase in Adsorptive Membranes for the Continuous Production of Galacto-Oligosaccharides from Lactose
Immobilization β-galactosidase galacto-oligosaccharides
2009/1/15
A method for immobilization of β-galactosidase from Kluyveromyces lactis on an adsorptive membrane for the continuous synthesis of galacto-oligosaccharides from lactose was carried out. The immobiliza...
Kinetic Studies on Endo-β-galactosidase by a Novel Colorimetric Assay and Synthesis of Poly-N-acetyllactosamines Using Its Transglycosylation Activity
endo-β-galactosidase enzyme assay poly-N-acetyllactosamine kinetics transglycosylation
2008/4/20
Novel chromogenic substrates for endo-β-galactosidase were designed on the basis of the structural features of keratan sulfate. Galβ1,4GlcNAcβ1,3Galβ1,4GlcNAcβ-pNP (2), which consists of two repeating...
Use of Chemical Mutagenesis for the Isolation of Food Grade ß-Galactosidase Overproducing Mutants of Bifidobacteria,Lactobacilli and Streptococcus thermophilus
probiotics ß beta -galactosidase mutagenesis
2008/4/1
A classical chemical mutagenesis protocol was evaluated for increasing ß-galactosidase production by probiotic bacteria to improve their potential to treat symptoms of lactose malabsorption in h...
Differences in the Hydrolysis of Lactose and Other Substrates by ß-D-Galactosidase from Kluyveromyces lactis
ß beta -D-galactosidase metal effects substrate specificity
2008/3/27
The hydrolysis of o-nitrophenyl galactopyranoside and lactose by ß-D-galactosidase from Kluyveromyces lactis was enhanced by the addition of Mg2+ and Mn2+, but the rates of activation by each me...
Influence of Bile on Cellular Integrity and {beta}-Galactosidase Activity of Lactobacillus acidophilus -- Noh and Gilliland 76 (5): 1253 -- Journal of Dairy Science
Lactobacillus acidophilus bile • cellular integrity ß beta -galactosidase
2008/3/27
The influence of bile on ß-galactosidase activity, cellular integrity, cellular retention of ß-galactosidase, and cellular permeability of five strains of Lactobacillus acidophilus was inv...
Factors Affecting the Ability of a High ß-Galactosidase Yogurt to Enhance Lactose Absorption
yogurt ß beta -galactosidase activity lactose absorption breath hydrogen
2008/3/22
Lactose in yogurt is better absorbed by lactase-deficient subjects than is an equivalent quantity of lactose in milk, presumably because of the microbial activity of the ß-galactosidase present ...
Influence of Bile on ß-Galactosidase Activity of Component Species of Yogurt Starter Cultures
bile Lactobacillus delbrueckii ssp. bulgaricus Streptococcus salivarius ssp. thermophilus ß beta -galactosidase activity
2008/3/22
The influence of bile on ß-galactosidase activity and the cellular integrity of Lactobacillus delbrueckii ssp. bulgaricus and Streptococcus salivarius ssp. themphilus were tested. Two strains (O...
Perspectives and applications of immobilised β-galactosidase in food industry – a review
immobilisation β-galactosidase lactose hydrolysis galacto-oligosaccharides bioreactors
2014/3/3
β-Galactosidase is an important industrial enzyme in the hydrolysis of milk and whey lactose. The enzymatic hydrolysis of lactose allows to avoid health and environmental problems posed by this disacc...
Isolation and identification of a strain producing cold-adapted β galactosidase, and purification and characterisation of the enzyme
psychrotrophic microorganism cold-adapted β-galactosidase lactose hydrolysis
2014/3/3
Enzymes with high specific activities at low temperatures have potential uses in the food industry. Cold-adapted microorganisms are potentially useful sources of cold-active enzyme. To find cold-adapt...
Preparation of Whey Syrup by Immobilized β-Galactosidase
immobilized β-galactosidase plug flow reactor
2010/11/23
A pilot plant, with immobilized β-galactosidase (IMG) in a plug flow reactor, was established to prepare whey syrup from cheese whey. The effects of space velocity and lactose concentration on the ini...