游丽君，教授，博导/硕导，国家重点研发计划首席，获批国家高层次人才青年项目、广东省杰青、广东省“特支计划”青年拔尖人才、广东省优秀青年教师、广州市珠江科技新星等人才项目资助。本硕博均毕业于华南理工大学，于2009-2010年和2016-2017年被国家留学基金委公派至美国康奈尔大学进行访问研究。担任全国普通高等学校本科教育教学评估专家、广东省水产学会理事、广州市生物技术学会理事，担任《eFood》副主编、第三届《Food Science and Human Wellness》期刊编委、《Future Postharvestand Food》编委、《Food Frontiers》期刊青年编委，《Food Chemistry》《Marine Drugs》《Food Chemistry: X》等期刊客座编辑，是多个国内外食品知名期刊的特邀审稿人。

目前主要从事生物活性多糖的高效制备、分离鉴定和功效机制方面的研究，包括抗光老化、调节肠道菌群、调节脂质代谢等。主持“十四五”国家重点研发计划项目1项，国家自然科学基金4项，科技部国际合作项目1项、省部级项目7项（包括广东省卓越团队项目、广东省杰青项目等）、企业委托项目10余项。近年来，发表第一作者/通讯作者文章110篇，其中被SCI/EI收录87篇（科睿唯安JCR一区56篇，ESI高被引论文6篇），SCI论文总引用7900余次，h指数52，入选食品领域全球前2%科学家榜单。申请中国发明专利49件（授权28件），另外授权美国、新加坡、澳大利亚专利各1件，副主编规划教材3部，参与制定团体标准1项。获得霍英东教育基金会高等院校青年科学奖二等奖、广东省科技进步一等奖、中国产学研合作创新与促进会一等奖、广东省教学成果一等奖等奖励，是广东省“一流课程”的课程负责人，指导学生获得中国“互联网+”大学生创新创业大赛全国银奖、“挑战杯”课外学术科技作品竞赛全国一等奖。

1、“十四五”国家重点研发项目，典型慢病人群精准营养健康食品的创制与产业化示范，2024-2027；

2、科技部政府间国际合作项目，食用菌功能物质挖掘及活性开发应用合作研究，2024-2026；

3、国家自然科学基金，面上项目，UV/H2O2降解羊栖菜多糖及其产物调控内质网应激缓解光老化损伤的机理研究，2023-2026；

4、广东省卓越团队项目，南海特色海藻生物活性多糖的高效靶向制备及抗光老化功效研究，2023-2026；

5、广东省国际合作项目，益生活性海藻多糖的高效制备关键技术及产业化应用，2023-2025；

6、广东省杰青项目，海藻多糖拮抗皮肤光老化的结构基础及作用机制研究，2021-2024；

7、企业委托项目，海藻多糖抗光老化抗衰老研究，2023-2027

1.Yongyi Yu, Biyang Zhu, Junhui Huo, Lijun You*, KseniyaHileuskaya, Peter Chi-Keung Cheung (2025). Degradation of Sargassum fusiformepolysaccharides by dielectric barrier discharge plasma and theirphysicochemical and immunomodulatory properties. International Journal ofBiological Macromolecules, 143079. 【Q1，IF：8.5】

2.Biyang Zhu, Jiacheng Wang, Lijun You*, Lianzhu Lin,Kuncheng Lin, and Kseniya Hileuskaya (2024). Calcium transport activity ofUV/H2O2-degraded fucoidans and their structural characterization. Marine Drugs.22(11):499. 【Q1，IF：5.4】

3.Yifan Chen, Jie Zhou, Xiaoyang Liu, Lijun You*(2024).The mechanisms of protective effect of a peptide from Pinctada Martensii meatagainst alcohol-induced liver injury in mice. Journal of Functional Foods, 122,106481. 【Q2, IF:4.0】

4.Junhui Huo, Biyang Zhu, Cong Ma, Lijun You*,Peter Chi-Keung Cheung, Sandra Pedisić, Kseniya Hileuskaya (2024). Effects ofchemically reactive species generated in plasma treatment on thephysico-chemical properties and biological activities of polysaccharides: Anoverview. Carbohydrate Polymers, 342, 122361.【Q1, IF:12.5】

5.Yifan Chen, LijunYou*, Dongxiao Sun-Waterhouse* (2024). Effects ofprocessing on the physicochemical characteristics and health benefits of alga:Trade-offs among food carbon footprint, nutritional value, and consumeracceptance. Trends in Food Science & Technology, 147, 104375. 【Q1, IF:15.4】

6.Yang Chen, Jinying Shi, Huamai Qiu, Lijun You*, Panqi Xu, Rui Rao, Minqian Wu, Ruohan Jia (2024). Characterization of threepolysaccharide-based hydrogels derived from Laminaria japonica and their hemostaticproperties. Marine Drugs. 22(4), 188.【Q1, IF:5.4】

7.Biyang Zhu, Siyu Guo, Cheung,Peter Chi-Keung, Hileuskaya, Kseniya, Lijun You* (2024). Protection anddelivery of probiotics by degraded fucoidan-chitosan nanogel-based W1/O/W2double emulsion incorporated in self-assembled hydrogel particles. FoodHydrocolloids, 153, 109999.【Q1, IF:12.4】

8.Biyang Zhu, Cong Ma, Lijun You* (2024). Degradationmechanisms of six typical glucosidic bonds of disaccharides induced by freeradicals. Journal of Agricultural and Food Chemistry, 72(10) , 5439-5451. 【Q1, IF:6.2】

9.Hidayat Hussain*, Lijun You* (2023). Advanceson dietary polysaccharides and oligosaccharides: structure and bioactivity,Food Chemistry:X, 18, 100638. 【Q1, IF:8.2】

10.Wanzi Yao#, Qiuhong Kong#, LijunYou*, Saiyi Zhong*, Kseniya Hileuskaya (2023). Polysaccharides from brownseaweed: Physicochemical properties, absorption in the intestine, andbeneficial effects on intestinal barrier. Food Frontiers, 4(4), 1547-1560. 【Q1, IF:6.9】

11.Biyang Zhu, DongxiaoSun-Waterhouse, Lijun You* (2023). Insights into the mechanismsunderlying the degradation of xylooligosaccharides in UV/H2O2system. Carbohydrate Polymers, 317, 121091. 【Q1, IF:12.5】

12.Jie Zhou, Mengfen Wei,Lijun You* (2023). Protective effect of peptides from Pinctada martensiimeat on the H2O2-induced oxidative injured HepG2 cells. Antioxidants, 2023, 12(2), 535. 【Q1, IF:6.6】

13.Shiyuan Chang, Jinhong Hu,Biyang Zhu, Lijun You*, Sandra Pedisić, Kseniya Hileuskaya (2023). Theeffects of alginate lyase treatment on structural characteristics andanti-photoaging activity of alginate from Sargassum fusiforme. Food Frontiers,4(2), 807-817. 【Q1, IF:6.9】

14.Biyang Zhu, Yifan Chen, ShiyuanChang, Huamai Qiu, Lijun You* (2023).Degradation kinetic models and mechanism of isomaltooligosaccharides byhydroxyl radicals in UV/H2O2 system. Carbohydrate Polymers, 300, 120240.  【Q1, IF:12.5】

15.Shiyuan Chang, Xinyuan Zou,Biyang Zhu, Lijun You*, ZhengangZhao, Kseniya Hileuskaya (2023). The characteristics of polysaccharide fromGracilaria chouae and its application in food packaging with carboxymethylcellulose and lysozyme. Food Hydrocolloids, 135, 108109. 【Q1, IF:12.4】

16.Jinhong Hu, Wanzi Yao, ShiyuanChang, Lijun You*, Mouming Zhao, Peter Chi-Keung Cheung, KseniyaHileuskaya (2022). Structural characterization and anti-photoaging activity ofa polysaccharide from Sargassum fusiforme. Food Research International, 157,111267. 【Q1, IF:8】

17.Xiong Li#, Bo Peng#, PeterChi-Keung Cheung, Jiacheng Wang, Xudong Zheng, Lijun You* (2022).Depolymerized non-digestible sulfated algal polysaccharides produced byhydrothermal treatment with enhanced bacterial fermentation characteristics.Food Hydrocolloids, 130, 107687. 【Q1, IF:12.4】

18.Wanzi Yao, Mengyuan Liu,Xiaoyong Chen, Lijun You*, Yongxuan Ma, Kseniya Hileuskaya (2022).Effects of UV/H2O2 degradation and step gradient ethanolprecipitation on Sargassum fusiforme polysaccharides: Physicochemicalcharacterization and protective effects against intestinal epithelial injury.Food Research International, 155, 111093. 【Q1, IF:8】

19.Wanzi Yao#, Yufeng Gong#,Laihao Li*, Xiao Hu, Lijun You* (2022). The effects of dietary fibersfrom rice bran and wheat bran on gut microbiota: An overview. Food Chemistry:X, 13, 100252. 【Q1, IF:8.2】

20.Xiong Li#, Yufeng Gong#, Wanzi Yao, Xiaoyong Chen, Jiebei Xian, LijunYou*, Pedro Fardim (2021). Structural characterization and protectiveeffects of polysaccharide from Gracilaria lemaneiformis on LPS-inducedinjury in IEC-6 cells. Food Chemistry: X, 12, 100157. 【Q1, IF:8.2】

21.Xiaoyong Chen, Dongxiao Sun-Waterhouse, Wanzi Yao,Xiong Li, Mouming Zhao, Lijun You* (2021). Free radical-mediateddegradation of polysaccharides: Mechanism of free radical formation anddegradation, influence factors and product properties. Food Chemistry,365,130524. 【Q1, IF:9.8】

22.Xiaoyong Chen, Xiong Li, Dongxiao Sun-Waterhouse,Biyang Zhu, Lijun You*, Kseniya Hileuskaya (2021). Polysaccharides fromSargassum fusiforme after UV/H2O2 degradation effectivelyameliorate dextran sulfate sodium-induced colitis. Food & Function, 12(23),11747-11759. 【Q1, IF:5.4】

23.Xiong Li, Qingtong Xie, Shiming Huang, Ping Shao,Lijun You*, Sandra Pedisic (2021). Digestion & fermentationcharacteristics of sulfated polysaccharides from Gracilaria chouae using twoextraction methods in vitro and in vivo. Food Research International, 145,110406. 【Q1, IF:8】

24.Wanzi Yao, Xiaoyong Chen, Xiong Li, Shiyuan Chang,Mouming Zhao, Lijun You* (2021). Current trends in the anti-photoagingactivities and mechanisms of dietary non-starch polysaccharides from naturalresources. Critical Reviews in Food Science and Nutrition. 62(32), 9021-9035. 【Q1, IF:8.8】

25.Rui Han, Li Wang, Zhengang Zhao, Lijun You*,Sandra Pedisić, Viktoryia Kulikouskaya, Zhiqi Lin (2020). Polysaccharide fromGracilaria Lemaneiformis prevents colitis in Balb/c mice via enhancingintestinal barrier function and attenuating intestinal inflammation. FoodHydrocolloids, 109, 106048. 【Q1，IF:12.4】

26.Xiaoyong Chen, Ruifen Zhang, Yizhou Li, Xiong Li, Lijun You*,Viktoryia Kulikouskayad, Kseniya Hileuskaya (2020). Degradation of polysaccharides from Sargassum fusiforme using UV/H2O2and its effects on structural characteristics. Carbohydrate Polymers, 230,115647.【Q1, IF:12.5】