A compound of two or more amino acids linked by amide bonds

• Usually a short chain fragment of a protein
• Formed by condensation of amino and carboxyl groups

由两个或更多氨基酸以酰胺键连接的化合物

• 通常为短链的蛋白质片段
• 由氨基与羧基脱水缩合形成

The amide bond linking two amino acid residues

• Also called a peptide bond

连接两个氨基酸残基的酰胺键

• 亦称肽键

A performance-enhancing drug, often a synthetic peptide compound

• Used illicitly to promote muscle growth or recovery

提升运动表现的药物，常为合成肽制剂

• 非法用于增肌或加速恢复