EFFECT OF ULTRA-HIGH PRESSURE ON ENZYMATIC ACTIVITIES IN LYCHEE (LITCHI CHINESS SONN.)

来源 :2009北京非热加工技术国际研讨会 | 被引量 : 0次 | 上传用户:wangzhao0922
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  Fresh lychee and lychee in syrup were subject to various pressure (200-600 MPa),temperature (20-60 ℃) and time (10 or 20 min) and subsequently analysed for peroxidase (POD) and polyphenol oxidase (PPO) activities.The optimal pH for lychee POD and PPO were 5.0-8.0 and 7.0 respectively.
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