石灰水处理提高叶片水溶性蛋白质和类胡萝卜素含量，而使水分含量和过氧化物酶、多酚氧化酶活性降低。
The limewater treatment increased the contents of water soluble protein and carotenoid, but decreased the content of water, and the activities of peroxidase and polyphenol oxidase in leaves.
多酚氧化酶（PPO）和过氧化物酶（POD）是影响龙眼果实采后果皮褐变的关键酶。
Peroxidase (POD) and polyphenol oxidase (PPO) play the important roles of longan browning in period of postharvest storage.
例如苯丙氨酸解氨酶（PAL）、过氧化物酶（POD）、多酚氧化酶（PPO），这些酶和植物的抗病性是密切相关的。
Such as PAL, POD , SOD and PPO , which are strongly associated with the plant disease resistance.
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