isoleucine

[ ahy-suh-loo-seen, -sin ]

noun

, Biochemistry.

1. a crystalline amino acid, C 6 H 13 O 2 , occurring in proteins, that is essential to the nutrition of humans and animals. : Ile; : I

isoleucine

/ -sɪn; ˌaɪsəʊˈluːsiːn /

noun

1. an essential amino acid that occurs in proteins and is formed by protein hydrolysis

isoleucine

/ ī′sə-lo̅o̅′sēn′ /

1. An essential amino acid. Chemical formula: C 6 H 13 NO 2 .
2. See more at amino acid

Word History and Origins

Origin of isoleucine¹

First recorded in 1900–05; iso- + leucine

Example Sentences

Higher levels of PFOA, which predicted coronary microvascular disease, were associated with higher levels of amino acids isoleucine and leucine and higher levels of pro-inflammatory cytokines.

From Science Daily

Other data from Lamming's lab suggest that overweight and obese Americans may be eating significantly more isoleucine than they need.

From Science Daily

Instead, the powdered blend is loaded with leucine, isoleucine, valine, glycine, betaine, taurine and creatine monohydrate.

From Forbes

For example, maple syrup urine disease is caused by a build up of three amino acids: leucine, isoleucine and valine.

From BBC

In each family, Gleeson's team identified mutations that inactivate the enzyme BCKD-kinase, which normally prevents the body from breaking down branched-chain amino acids called leucine, isoleucine and valine after a meal.

From Scientific American