Isolation and characteristics analysis of a novel high bacterial cellulose producing strain Gluconacetobacter intermedius CIs26
文献类型: 外文期刊
作者: Yang, Ying 1 ; Jia, Jingjing 2 ; Xing, Jianrong 1 ; Chen, Jianbing 1 ; Lu, Shengmin 1 ;
作者机构: 1.Zhejiang Acad Agr Sci, Inst Food Sci, Hangzhou 310021, Zhejiang, Peoples R China
2.Zhejiang Normal Univ, Jinhua, Zhejiang, Peoples R China
关键词: Bacterial cellulose;Rotten mandarin;Identification;Gluconacetobacter intermedius;Citrus waste
期刊名称:CARBOHYDRATE POLYMERS ( 影响因子:9.381; 五年影响因子:8.678 )
ISSN: 0144-8617
年卷期: 2013 年 92 卷 2 期
页码:
收录情况: SCI
摘要: A strain producing bacterial cellulose (BC) screened from rotten mandarin fruit was identified as Gluconacetobacter intermedius CIs26 by the examination of general taxonomical characteristics and 16S rDNA sequence analysis. Furthermore, Fourier transform infrared (FT-IR) spectrum showed that pellicle produced by strain CIs26 was composed of glucan, and had the same functional group as a typical BC. X-ray diffractometry (XRD) analysis indicated that the BC was type I in structure with crystallinity index of 75%. BC yields of strain CIs26 in Hestrin-Schramn (HS), citrus waste modified HS (CMHS) and citrus waste solution (CWS) mediums were 2.1 g/L, 5.7 g/L, and 7.2 g/L, respectively. It was shown that citrus waste could stimulate BC production of strain CIs26 efficiently. Based on the ability of utilization of citrus waste, this strain appeared to have potential in BC manufacture on an industrial scale. (C) 2012 Elsevier Ltd. All rights reserved.
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