alcapton


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to alcapton: chronotropism, hemianalgesia

ho·mo·gen·tis·ic ac·id

(hō'mō-jen-tis'ik as'id),
Glycosuric acid; (2,5-dihydroxyphenyl)acetic acid; an intermediate in l-phenylalanine and l-tyrosine catabolism; if made alkaline, it oxidizes rapidly in air to a quinone that polymerizes to a melaninlike material; elevated levels are observed in patients with alcaptonuria.
Synonym(s): alcapton, alkapton

ho·mo·gen·tis·ic ac·id

(hō'mō-jen-tis'ik as'id)
An intermediate in l-phenylalanine and l-tyrosine catabolism; if made alkaline, it oxidizes rapidly in air to a quinone that polymerizes to a melaninlike material; elevated levels are observed in individuals having alcaptonuria.
Synonym(s): alcapton, alkapton.

alkapton

, alcapton (al-kap′ton) [ al(kali) + Gr. kaptein, to gulp]
C8H8O4; homogentisic acid; a yellowish-red substance sometimes occurring in urine as the result of the incomplete oxidation of tyrosine and phenylalanine.