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Descriptor English: Lactase
Descriptor Spanish: Lactasa
Descriptor Portuguese: Lactase
Descriptor French: Lactase
Entry term(s): Galactohydrolase, Lactose
Lactose Galactohydrolase
Tree number(s): D08.811.277.450.410.100.500
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D043322
Scope note: An enzyme which catalyzes the hydrolysis of LACTOSE to D-GALACTOSE and D-GLUCOSE. Defects in the enzyme cause LACTOSE INTOLERANCE.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AI antagonists & inhibitors
AN analysis
BI biosynthesis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
CS chemical synthesis
DE drug effects
DF deficiency
EC economics
GE genetics
HI history
IM immunology
IP isolation & purification
ME metabolism
PD pharmacology
PH physiology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UL ultrastructure
UR urine
Registry Number: EC 3.2.1.108
Previous Indexing: beta-Galactosidase (1990-2003)
Public MeSH Note: 2004; LACTASE was indexed under BETA-GALACTOSIDASE 1990-2003
History Note: 2004; use LACTASE (NM) 1990-2003
Related: Lactose Intolerance MeSH
DeCS ID: 38157
Unique ID: D043322
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 2004/01/01
Date of Entry: 2003/07/09
Lactase - Preferred
Concept UI M0180448
Scope note An enzyme which catalyzes the hydrolysis of LACTOSE to D-GALACTOSE and D-GLUCOSE. Defects in the enzyme cause LACTOSE INTOLERANCE.
Preferred term Lactase
Entry term(s) Galactohydrolase, Lactose
Lactose Galactohydrolase



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