대부분의 단백질을 구성하는 염기성 아미노산의 일종으로, 척추동물의 체내에서 합성되지 않아 음식을 통해 섭취해야 하는 필수 영양소.
A basic amino acid which is a constituent of most proteins and is an essential nutrient in the diet of vertebrates.
예문:
"Lysine is an essential amino acid that must be obtained through diet because the human body cannot produce it."
"Corn and wheat are often low in lysine, so they are frequently paired with legumes to provide a complete protein source."
"Some people take lysine supplements to help manage cold sores caused by the herpes simplex virus."