5-Aminolevulinic acid (ALA), the common precursor of all naturally occurring tetrapyrroles, forms a stable condensation product with 2-amino-3-hydroxynaphthafene which can be identified by its fluorescence. Separation of the compound by reversed-phase high-performance liquid chromatography on RPC-18
β¦ LIBER β¦
A direct and sensitive determination of histamine in acid-deproteinized biological samples by high-performance liquid chromatography
β Scribed by Yoshihiro Arakawa; Shinro Tachibana
- Publisher
- Elsevier Science
- Year
- 1986
- Tongue
- English
- Weight
- 753 KB
- Volume
- 158
- Category
- Article
- ISSN
- 0003-2697
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## Abstract Captopril, a wellβknown angiotensin converting enzyme (ACE) inhibitor, is widely used for treatment of arterial hypertension. Recent studies suggest that it may also act as a scavenger of free radicals because of its thiol group. Therefore, the present study describes a rapid, sensitive