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用热带假丝酵母提高酸解玉米粉的营养价值
引用本文:宋土生,杨建雄.用热带假丝酵母提高酸解玉米粉的营养价值[J].西安交通大学学报(医学版),1992(3).
作者姓名:宋土生  杨建雄
作者单位:西安医科大学生物学教研室,陕西师范大学生物系 西安 710061
摘    要:用HCI水解玉米粉,再用(NH_4)OH调pH至6.8,将热带假丝酵母接种到该发酵基质中,于摇床中30℃,200r/min培养两天。蛋白质含量由8.4%提高到27.4%;蛋白质中赖氨酸含量由32.1g/kg提高到73.4g/kg,色氨酸含量由6.8g/kg提高到14.8g/kg。

关 键 词:玉米粉  酸水解  热带假丝酵母  营养价值

THE IMPROVEMENT OF THE NUTRITIONAL VALUE OF ACID-HYDROLYZED CORN MEAL WITH GROWING CADIDA TROPICALIS
Song Tusheng,Yang Jianxiong.THE IMPROVEMENT OF THE NUTRITIONAL VALUE OF ACID-HYDROLYZED CORN MEAL WITH GROWING CADIDA TROPICALIS[J].Journal of Xi‘an Jiaotong University:Medical Sciences,1992(3).
Authors:Song Tusheng  Yang Jianxiong
Institution:Department of Biology
Abstract:Corn meal was hydrolyzed in HCI ,and pH adjusted to 6.8 with (NH_4)OH. The substrate was inoculated with Cadida trapicalis ,then cultivated in a shaker at 30℃ and in 200r/min for 2 days. The Results indicated that the protein content in corn meal grew from 8.4 to 27.4%the lysine in the protein increased from 32.1 to 73.48/kg,the tryptophan from 6.8 to to 14.8g/kg. This shows that the nutritional value of corn meal can be improved with this method.
Keywords:corn meal  acid—hydrolyzed  cadida tropicalis  nutritional value
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