Urinary delta-aminolevulinic acid (ALA) excretion in humans and cattle as an index of exposure to lead
Disposable ion-exchange chromatographic columns were used to determine delta-aminolevulinic acid (ALA) concentrations in 11 bovine and 184 human urine samples. The mean urinary ALA concentrations in persons working as battery chargers, autopainters, automechanics, and urban first-grade pupils were 11.61 +/- 14.23, 6.51 +/- 3.31, 6.48 +/- 3.36, and 5.71 +/- 2.91 micrograms/ml respectively. These values were higher than those found in urine from gasoline station attendants, university students and laboratory assistants, rural adult farmers, and rural first-grade pupils, which were 4.90 +/- 1.95, 4.93 +/- 1.76, 4.40 +/- 1.79 and 4.51 +/- 2.65 micrograms/ml respectively. In cattle (Holstein Friesian/White Fulani cross) the mean urinary ALA concentration was 1.84 +/- 0.04 micron/ml. The data indicates that persons working around automobile, lead batteries and leaded gasoline had elevated ALA concentrations in urine. Rural humans and cattle did not have significant elevations of urinary ALA.
- OSTI ID:
- 6010386
- Journal Information:
- Vet. Hum. Toxicol.; (United States), Journal Name: Vet. Hum. Toxicol.; (United States) Vol. 22:6; ISSN VHTOD
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
560306* -- Chemicals Metabolism & Toxicology-- Man-- (-1987)
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.
ADULTS
AGE GROUPS
AMINO ACIDS
AMINOLEVULINIC ACID
ANIMALS
BIOLOGICAL INDICATORS
BIOLOGICAL MATERIALS
BIOLOGICAL WASTES
BODY FLUIDS
CARBOXYLIC ACIDS
CATTLE
CHILDREN
CHROMATOGRAPHY
CLEARANCE
COMMERCIAL SECTOR
DOMESTIC ANIMALS
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELEMENTS
EXCRETION
GASOLINE SERVICE STATIONS
HUMAN POPULATIONS
ION EXCHANGE CHROMATOGRAPHY
LEAD
LEAD-ACID BATTERIES
MAMMALS
MAN
MARKETERS
MATERIALS
METALS
ORGANIC ACIDS
ORGANIC COMPOUNDS
PERSONNEL
POPULATIONS
PRIMATES
RETAILERS
RUMINANTS
RURAL AREAS
SEPARATION PROCESSES
URBAN AREAS
URINE
VERTEBRATES
WASTES