姓名：刘正奇
性别：男
学历：博士
职称：副研究员
工作单位：深圳大学
教育情况：
2018/09 – 2022/06 中国农业大学 食品科学 博士
2015/09 – 2018/06 南昌大学 食品工程 硕士
2010/09 – 2014/06 南昌大学 食品质量与安全 学士
工作经历：
2024/08 – 至今 深圳大学 食品科学与工程 副研究员
2022/07 – 2024/07 深圳大学 食品科学与工程 博士后
所主持的项目及其进展：
（1）国家重点研发计划, 2024YFF1106300, 新型功能糖的挖掘和绿色生物制造关键技术。 2024-12 至 2027-11, 在研, 子课题主持；
（2）国家自然科学基金青年科学基金项目, 32302148, 裙带菜硫酸多糖介导交叉互养调控微生物群落代谢途径及机制研究, 2024-01-01 至 2026-12-31, 30万元, 在研, 主持；
（3）国家重点研发计划, 2023YFD2100200, 海产品高质化加工及全资源利用技术集成示范, 2023-12 至 2027-11, 在研, 参与；
主要研究方向：
海洋源多糖与肠道菌群
代表性著作：
1. Zhengqi Liu, Menghui Wang, Jinjin Li, Xiaoming Guo, Qingbin Guo, Beiwei Zhu. Differences in utilization and metabolism of Ulva lactuca polysaccharide by human gut Bacteroides species in the in vitro fermentation[J]. Carbohydrate Polymers, 2024: 123126.
2. Zhengqi Liu, Menghui Wang, Jinjin Li, Yuxuan Liang, Kaiyu Jiang, Yuanyuan Hu, Wei Gong, Xiaoming Guo, Qingbin Guo, Beiwei Zhu, Hizikia fusiforme polysaccharides synergized with fecal microbiota transplantation to alleviate gut microbiota dysbiosis and intestinal inflammation [J]. International Journal of Biological Macromolecules, 2024, 283, 137851.
3. Zhengqi Liu, Menghui Wang, Yuanyuan Hu, Jinjin Li, Wei Gong, Xiaoming Guo, Shuang Song, Beiwei Zhu*, Ulva lactuca polysaccharides combined with fecal microbiota transplantation ameliorated dextran sodium sulfate-induced colitis in C57BL/6J mice [J]. Journal of the Science of Food and Agriculture, 2025, 105(1), 422–432.
4. Zhengqi Liu, Yuanyuan Hu, Jinjin Li, Xiaoming Guo, Chunqing Ai, Shuang Song*, Beiwei Zhu*, Ecological and metabolic shifts of synthetic bacterial communities using sea cucumber sulfated polysaccharide as the sole carbon source[J]. Food Bioscience, 2024, 58, 103701.
5. Zhengqi Liu, Chunqing Ai, Xinping Lin, Xiaoming Guo, Shuang Song*, Beiwei Zhu, Sea cucumber sulfated polysaccharides and Lactobacillus gasseri synergistically ameliorate the overweight induced by altered gut microbiota in mice[J]. Food & Function, 2023, 14(9): 4106-4116.
6. Zhengqi Liu, Yuanyuan Hu, Xiaoya Tao, Jinjin Li, Xiaoming Guo, Gang Liu, Shuang Song*, Beiwei Zhu*, Metabolites of sea cucumber sulfated polysaccharides fermented by Parabacteroides distasonis and their effects on cross-feeding[J]. Food Research International, 2023, 167: 112633.
7. Zhengqi Liu, Chunhong Yan, Xinping Lin, Chunqing Ai, Xiuping Dong, Shao Li, Songtao Wang, Shuang Song*, Beiwei Zhu. Responses of gut microbiota and metabolite profiles to sulfated polysaccharide from sea cucumber in humanized microbiota mice[J]. Food & Function, 2022, 13(7): 4171-4183.
8. Zhengqi Liu, Yujiao Zhang, Chunqing Ai, Weigong Tian, Chengrong Wen, Shuang Song*, Beiwei Zhu. An acidic polysaccharide from Patinopecten yessoensis skirt prevents obesity and improves gut microbiota and metabolism of mice induced by high-fat diet[J]. Food Research International, 2022, 154: 110980.
