isoleucine

American  

[ahy-suh-loo-seen, -sin] / ˌaɪ səˈlu sin, -sɪn /

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 British  

/ -sɪn, ˌaɪsəʊˈluːsiːn /

noun

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

---

isoleucine Scientific  

/ ī′sə-lo̅o̅′sēn′ /

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

2. See more at amino acid

---

Etymology

Origin of isoleucine

First recorded in 1900–05; iso- + leucine

Compare meaning

How does isoleucine compare to similar and commonly confused words? Explore the most common comparisons:

• isoleucine vs. 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 • Jun. 5, 2024

"It could be that by choosing healthier foods and healthier eating in general, we might be able to lower isoleucine enough to make a difference," Lamming says.

From Science Daily • Nov. 22, 2023

The Survey of the Health of Wisconsin showed that people vary in isoleucine intake, with leaner participants tending to eat a diet lower in isoleucine.

From Science Daily • Nov. 22, 2023

And winnowing a significant amount of isoleucine out of a diet that hasn't been preformulated by a mouse chow company is not an easy task.

From Science Daily • Nov. 22, 2023

They are known as essential amino acids, and in humans they include isoleucine, leucine, and cysteine.

From Textbooks • Jun. 9, 2022