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The source, activity influencing factors and biological activities for future development of chitin deacetylase 期刊论文
CARBOHYDRATE POLYMERS, 2023, 卷号: 321, 页码: 15
作者:  Liang, Bicheng;  Song, Wen;  Xing, Ronge;  Liu, Song;  Yu, Huahua;  Li, Pengcheng
Adobe PDF(4607Kb)  |  收藏  |  浏览/下载：1/0  |  提交时间：2024/04/07
Chitin deacetylase  Source  Influencing factors analysis  Biological activities  Fermentation methods  Biocatalyze the preparation of chitosan  
Eumelanin: A natural antioxidant isolated from squid ink by new enzymatic technique and prediction of its structural tetramer 期刊论文
LWT-FOOD SCIENCE AND TECHNOLOGY, 2023, 卷号: 188, 页码: 13
作者:  Song, Wen;  Xing, Ronge;  Yang, Haoyue;  Gao, Kun;  Liu, Song;  Li, Xin;  Yu, Huahua;  Li, Pengcheng
Adobe PDF(10641Kb)  |  收藏  |  浏览/下载：2/0  |  提交时间：2024/04/07
Eumelanin  Enzyme -assisted optimization  Squid ink  Tetramer  Antioxidant activity  
Preparation and Antioxidant Activity of Chitosan Dimers with Different Sequences 期刊论文
MARINE DRUGS, 2021, 卷号: 19, 期号: 7, 页码: 15
作者:  Hao, Wentong;  Li, Kecheng;  Ma, Yuzhen;  Li, Rongfeng;  Xing, Ronge;  Yu, Huahua;  Li, Pengcheng
Adobe PDF(2007Kb)  |  收藏  |  浏览/下载：286/0  |  提交时间：2021/08/17
chitosan dimers  sequence  separation  biological method  antioxidant activity  
Preparation, characterization, and antifungal evaluation of a new type of aminourea chitooligosaccharide derivatives 期刊论文
JOURNAL OF OCEANOLOGY AND LIMNOLOGY, 2019, 页码: 10
作者:  Zhu Jun;  Liu Song;  Qin Yukun;  Xing Rong'e;  Yu Huahua;  Chen Xiaolin;  Li Pengcheng
Adobe PDF(901Kb)  |  收藏  |  浏览/下载：343/0  |  提交时间：2020/03/20
chitooligosaccharide (COS)  aminourea  characterization  antifungal  
Monomer composition of chitooligosaccharides obtained by different degradation methods and their effects on immunomodulatory activities 期刊论文
CARBOHYDRATE POLYMERS, 2017, 卷号: 157, 页码: 1288-1297
作者:  Xing, Ronge;  Liu, Yongliang;  Li, Kecheng;  Yu, Huahua;  Liu, Song;  Yang, Yue;  Chen, Xiaolin;  Li, Pengcheng
Adobe PDF(1009Kb)  |  收藏  |  浏览/下载：287/1  |  提交时间：2017/03/22
Chitooligosaccharide  Degradation Methods  Monomer Composition  Immunomodulatory Activities  Chitosan  
Relationship between the Degree of Polymerization of Chitooligomers and Their Activity Affecting the Growth of Wheat Seedlings under Salt Stress 期刊论文
JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY, 2017, 卷号: 65, 期号: 2, 页码: 501-509
作者:  Zhang, Xiaoqian;  Li, Kecheng;  Liu, Song;  Zou, Ping;  Xing, Ronge;  Yu, Huahua;  Chen, Xiaolin;  Qin, Yukun;  Li, Pengcheng
Adobe PDF(986Kb)  |  收藏  |  浏览/下载：291/1  |  提交时间：2017/03/22
Chitooligomers  Degrees Of Polymerization  Salt Stress  Photosynthesis  Antioxidant Enzyme Activities  Gene Expression  
Characterization, Preparation, and Purification of Marine Bioactive Peptides 期刊论文
BIOMED RESEARCH INTERNATIONAL, 2017
作者:  Wang, Xueqin;  Yu, Huahua;  Xing, Ronge;  Li, Pengcheng
Adobe PDF(1464Kb)  |  收藏  |  浏览/下载：217/0  |  提交时间：2017/09/28
Size effects of chitooligomers on the growth and photosynthetic characteristics of wheat seedlings 期刊论文
CARBOHYDRATE POLYMERS, 2016, 卷号: 138, 期号: 2016, 页码: 27-33
作者:  Zhang, Xiaoqian;  Li, Kecheng;  Liu, Song;  Xing, Ronge;  Yu, Huahua;  Chen, Xiaolin;  Li, Pengcheng
Adobe PDF(868Kb)  |  收藏  |  浏览/下载：313/1  |  提交时间：2016/03/07
Chitooligomers  Size  Growth  Photosynthesis  Chlorophyll Fluorescence  
一种不同乙酰度的N-乙酰化壳六糖的分离纯化方法 专利
专利类型: 发明, 专利号: CN201310006368.4, 申请日期: 2014-03-05, 公开日期: 2014-03-05
发明人:  李鹏程;  李克成;  邢荣娥;  刘松;  于华华;  秦玉坤
Adobe PDF(1785Kb)  |  收藏  |  浏览/下载：301/0  |  提交时间：2014/08/04
一种不同乙酰度的n?乙酰化壳六糖的分离纯化方法  其特征在于：将全脱乙酰化壳六糖进行乙酰化后得到n?乙酰化壳六糖混合物  所得n?乙酰化壳六糖混合物溶解后用离子交换色谱柱以含0?2m浓度的nacl的缓冲溶液  在ph3?6  2?5mlmin?1流速下进行分离纯化  以糖含量收集含有寡糖的不同组分的洗脱液  将不同组分的洗脱液分别经活性碳萃取脱盐后浓缩  即得到n?乙酰化壳六糖、n  n’?二乙酰化壳六糖、n  N’  n”?三乙酰化壳六糖、n  N’  N”  n”’?四乙酰化壳六糖、n  N’  N”  N”’  n””?五乙酰化壳六糖、n  N’  N”  N”’  N””  n””’?六乙酰化壳六糖。  
Size and pH effects of chitooligomers on antibacterial activity against Staphylococcus aureus 期刊论文
INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, 2014, 卷号: 64, 页码: 302-305
作者:  Li, Kecheng;  Xing, Ronge;  Liu, Song;  Qin, Yukun;  Yu, Huahua;  Li, Pengcheng;  Li, PC (reprint author), Chinese Acad Sci, Inst Oceanol, Qingdao 266071, Peoples R China.
Adobe PDF(1021Kb)  |  收藏  |  浏览/下载：255/0  |  提交时间：2015/06/11
Chitooligomers  Size  Antibacterial Activity