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Keji Li

Keji Li

Keji Li

  • professor
Personal profile

Dr. Li is a professor of the Department of Nutrition and Food Hygiene, School of Public Health, and was a professor of the Institute of Sports Medicine of Peking University. His current research interests focus on nutrients and energy metabolism and requirements, water-salt metabolism, dietary fat and disease, physical activity and health promotion, non-communicable disease and life behavioral risks, nutrition and food safety information communication, functional evaluation on dietary supplements and health foods, etc. Prof. Li holds positions in several national expert panels, including the State Administration of Market Regulation, National Health Commission, Chinese Preventive Medicine Association, etc.



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Main research directions

Peptide nutrition

Nutrition and disease

Dietary formula

Human nutrition

Representative scientific research projects

1. National natural science foundations of China. Effect and action mechanisms of oligopeptides of sea cucumber collagen on diabetic wound healing (2016-2019). Role: PI

2. National natural science foundations of China. Effects and action mechanisms of naked oat beta-glucan on dyslipidemia based on gut microbes (2014-2016). Role: PI

3. National natural science foundations of China. The mechanism of endoplasmic reticulum stress in diabetic atherosclerosis and the effect of quercetin intervention (2012-2012). Role: PI

4. National 12th Five-Year Plan Key Project, 2011 ZX0811-005, Application of special toxicological evaluation techniques in genetically modified organisms (2012-2015) . Role: PI

5. National natural science foundations of China. The improvemental effect of procyanidins on peripheral neuropathy in type 2 diabetes mellitus (2010-2013). Role: PI

10 representative papers

1. Naked Oat (Avena nuda L.) Oligopeptides: Immunomodulatory Effects on Innate and Adaptive Immunity in Mice via Cytokine Secretion, AntibodyProduction, and Th Cells Stimulation. Nutrients 2019, 11(4), 927;

2. Radioprotective Effect of Walnut Oligopeptides Against Gamma Radiation-Induced Splenocyte Apoptosis and Intestinal Injury in Mice. Molecules 2019, 24(8), 1582;

3. Ginseng (Panax ginseng Meyer) Oligopeptides Protect Against Binge Drinking-Induced Liver Damage through Inhibiting Oxidative Stress and Inflammation in Rats. Nutrients 2018, 10, 1665

4. Ginseng oligopeptides protect against irradiation-induced immune dysfunction and intestinal injury. Sci Rep.8.13916

5. Anti-Inflammation Effect of Small Molecule Oligopeptides Prepared from Panax ginseng C. A. Meyer in Rats. Molecules. 2019, 24, 858

6. The Effects of Intensive Nutrition Education on Late Middle-Aged Adults with Type 2 Diabetes. Int. J. Environ. Res. Public Health 2016, 13, 897

7. Sustaining Effect of Intensive Nutritional Intervention Combined with Health Education on Dietary Behavior and Plasma Glucose in Type 2 Diabetes Mellitus Patients. Nutrients 2016, 8, 560

8. Anti-fatigue effect of small molecule oligopeptides isolated from Panax quinquefolium L. in mice. Food Funct., 2018, 9, 4266–4273

9. Ginseng (Panax ginseng Meyer) oligopeptides regulate innate and adaptive immune responses in mice. Food & Function. Food Funct. 2017 Oct 1;8(10):3523-3532.

10. Effect of Low Molecular Weight Oligopeptides Isolated from Sea Cucumber on Diabetic Wound Healing in db/db Mice. Marine Drugs. Mar Drugs. 2018 Jan 8;16(1). pii: E16

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  • School of Public Health