Attenuation of some subjective effects of amphetamine following tyrosine depletion.
Fifteen healthy volunteers received d-amphetamine (20 mg orally) 2 h after ingesting either a nutritionally balanced amino acid mixture or one lacking the catecholamine precursors, tyrosine and phenylalanine (TYR-free). Plasma tyrosine levels were significantly lowered in subjects who received the T...
| Автори: | , , , |
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| Формат: | Journal article |
| Мова: | English |
| Опубліковано: |
1999
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