No abstract available
MeSH terms
-
Aged
-
Carbon Isotopes
-
Dihydroxyphenylalanine / administration & dosage
-
Dihydroxyphenylalanine / blood
-
Dihydroxyphenylalanine / metabolism*
-
Dihydroxyphenylalanine / urine
-
Gastric Juice
-
Gastric Mucosa / metabolism*
-
Humans
-
Hydrogen-Ion Concentration
-
Intestinal Absorption*
-
Middle Aged
-
Parkinson Disease / metabolism
Substances
-
Carbon Isotopes
-
Dihydroxyphenylalanine