we evaluated changes of advanced liver disease and hepatic encephalopathy on the concentrations of amino acids ( aa ) and ammonia in plasma and cerebrospinal fluid ( csf ) and of the neurotransmitters norepinephrine , dopamine and 5-hydroxytryptamine ( 5-ht ) as well as the 5-hydroxyindole acetic acid ( 5-hiaa ) in csf before and at the end of a 3-day period of treatment with infusions enriched with branched chain amino acids ( bcaa ) .
C0002520
amino acids
C0002521
branched chain amino acids