中文摘要：

肉的品质由肌内脂肪含量决定,肌内脂肪是肉质细嫩多汁和口感好的物质基础。综述了肌内脂肪代谢,包括脂肪合成、分解和脂肪(酸)的转运,讨论了肌内脂肪的代谢调节机理,并展望了今后的研究方向。

英文摘要：

Meat quality is determined by the content of intramuscular fat,and intramuscular fat is the base of excellent tenderness and taste.In this paper,intramuscular fat metabolism,including its synthesis,decomposition and transportation,was summarized.The regulative mechanism in the process of intramuscular fat metabolism was also discussed.