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MP Biomedicals Lactase from Aspergillus oryzae

Cleaves lactose into its monosaccharide components, glucose and galactose

Manufacturer: mp biomedicals  0210078001

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Catalog No. ICN10078001


Description & Specifications


Product Name Lactase
Format Powder
Concentration >5000U/g
Color Off-White
Source Aspergillus oryzae
pH 4 to 8
Quantity 1g
For Use With (Application) Screen for blue white colonies in MCS of various plasmid vectors in E. coli or other Bacteria and to break down Lactose in milk
Storage Requirements 4°C

  • Hydrolyzes Lactose (4-o-β-D-Galactopyranosyl-D-glucose) and produces β-D-Galactose and α-D-Glucose
  • Catalyses transglycosylation of glucose into allolactose, the inducer of β-galactosidase

  • EC Number: 232-864-1
  • MDL Number: MFCD00130623
  • Format: Off white powder
  • Specific Activity: >5000U/g
  • Stability: Stable in pH range of 4.0 to 8.0
  • Stable to heat
  • Soluble in water, insoluble in ethanol, acetone and isopropyl alcohol
  • Optimum pH is 4.5 and 4.8 when O-Nitrophenyl-beta-D- galactopyranoside and Lactose are used as substrate

Used to screen for blue white colonies in MCS of various plasmid vectors in Escherichia coli or other bacteria and to break down lactose in milk to make it suitable for people with lactose intolerance.