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Related to beta-hydroxybutyric acid: acetoacetic acid
one of the ketone bodies, occurring in abnormal amounts in diabetic ketoacidosis and in starvation due to fatty acid oxidation.
3-hy·drox·y·bu·tyr·ic ac·id(hī-drōk'sē-byū-tir'ik as'id),
The d-stereoisomer is one of the ketone bodies and is formed in ketogenesis; it is an important fuel for extrahepatic tissues; as an acyl derivative it is also an intermediate in fatty acid biosynthesis. The l-isomer is found as a coenzyme A derivative in β oxidation of fatty acids.