Hydroxyproline is the sensitive biochemical marker reacting collagen fibres changes .

羟脯氨酸的含量是反映胶原纤维变化的敏感生化指标。

In this paper , the important physiological functions and bioactivities of hydroxyproline and the relationship between the variations of hydroxyproline content in serum and urine and the metabolic indices of animal are discussed .

论述了羟脯氨酸在动物体内的重要生理功能与独特的生物活性，及尿、血清中羟脯氨酸含量的变化与机体内代谢指标的关系。