基本情况

刘步云（Liu Buyun），女，特任研究员、博士生导师。长期从事肥胖相关慢病流行病学工作。入选中国科学院青年人才项目（择优支持）、安徽省海外引才计划，连续4年入选全球前2%顶尖科学家榜单。发表论文80余篇，被引4787次，ESI高被引论文5篇，其中20余篇以第一作者或通讯作者发表在BMJ（IF 43.0）、Lancet Diabetes & Endocrinology（2篇，IF 41.8）、Lancet Planetary Health（IF 21.6）、JAMA Pediatrics（IF 18.0）、Journal of the American College of Cardiology（IF 22.3）等期刊，H因子44（Google Scholar数据）。主持国自然项目（青年C类和面上）2项。获得发明专利2项、中国妇幼健康科技奖自然科学三等奖（4/12）。承担《临床流行病学》、《预防医学》、《生物统计学》、《医学统计学》教学工作。中国科大出生队列和护士健康队列的执行PI，庐江队列现场负责人。担任中国营养学会肥胖防控分会常委、中国环境诱变剂学会气候变化与健康专业委员会常委、安徽省预防医学会糖尿病预防与控制专业委员会常委、安徽省医学会卫生学分会委员，曾任美国营养学会营养流行病学分会委员、美国儿科和围产期流行病学会年会筹备委员会成员。

 主要工作经历

2016年8月—2021年3月   美国爱荷华大学从事博士后研究员工作

2021年3月—2021年7月   美国爱荷华大学从事副研究员工作

研究领域

卫生政策与管理 

 代表性论著

1. Buyun Liu, Chuanyu Zhao, Ying Yang, Jiaxin Li,  Yuxiao Wu, Conghui Liu, Yue Cheng,  Huaqun Chen, Guifeng Xu,  Xinyi Lyu,  Hanbin Wu, Jueming Lei, Yiyao Jin, Tsomo Tenzin, Jihong Xu,  Yuan He,  Yuanyuan Wang, Zuoqi Peng, Ya Zhang, Hongguang Zhang, Qiaomei Wang, Yiping Zhang, Haiping Shen, Donghai Yan, Wei Bao, Xu Ma    (2025) Parental preconception BMI and risk of adverse birth outcomes in 8 million parent-child triads: a nationwide population-based cohort study in ChinaLancet Diabetes & Endocrinology 13(9):754-764.

2. Liu B, Lehmler HJ, Ye Z, Yuan X, Yan Y, Ruan Y, Wang Y, Yang Y, Chen S, Bao W. (2024) Environmental Exposure to Polybrominated Diphenyl Ether Flame Retardants With Risk of All-Cause and Cause-Specific Mortality.       JAMA Network Open. 7(4), e243127.

3. Liu B, Curl CL, Brantsæter AL, Torjusen H, Sun Y, Du Y, Lehmler HJ, Balentine A, Snetselaar LG, Bao W.(2022)       Perspective: organic food consumption during pregnancy and the potential effects on maternal and offspring health       Advances in Nutrition, 14(1), 12–21.

4. Liu B, Du Y, Wu Y, Snetselaar LG, Wallace RB, Bao W. (2021). Trends in obesity and adiposity measures by race or ethnicity among adults in the United States 2011-18: population based study. BMJ, 372:n365.

5. Liu B, Du Y, Wu Y, Sun Y, Santillan MK, Santillan DA, Bao W. (2021) Prevalence and Distribution of Electronic Cigarette Use Before and During Pregnancy among Women in 38 States of the United States. Nicotine & Tobacco Research, online.
   

6. Liu B*, Xu G, Sun Y, Qiu X, Ryckman K, Yu Y, Snetselaar LG, Bao W*. (2020). Maternal cigarette smoking before and during pregnancy and the risk of preterm birth: A dose–response analysis of 25 million mother–infant pairs. PLOS Medicine, 17(8):e1003158 (*indicate co-corresponding author).
   

7. Liu B, Xu G, Sun Y, Du Y, Gao R, Snetselaar LG, Santillan MK, Bao W. (2019). Association between maternal pre-pregnancy obesity and preterm birth according to maternal age and race or ethnicity: a population-based study. Lancet Diabetes & Endocrinology, 7(9):707-714.
   

8. Liu B, Xu G, Rong S, Santillan DA, Santillan MK, Snetselaar LG, Bao W. (2019). National Estimates of e-Cigarette Use Among Pregnant and Nonpregnant Women of Reproductive Age in the United States, 2014-2017. JAMA Pediatrics, 173(6):600-602.
   

9. Liu B, Sun Y, Xu G, Rong S, Zhang J, Du Y, Snetselaar LG, Robinson JG, Wallace RB, Bao W. (2018). Long-Term Trends in Hypertension and Elevated blood Pressure Among U.S. Adults, 1999 to 2016. Journal of the American College of Cardiology, 72(17): 2089-2091.
   

10. Liu B, Lehmler HJ, SunY, Xu G, Liu Y, Zong G, Sun Q, Hu FB, Wallace R, Bao W. (2017). Bisphenol A Substitutes and Obesity in US Adults: Analysis of A Population-based, Cross-Sectional Study. Lancet Planetary Health, 1(3):e114-e122.
    

11. Liu B*, Xu G*, Yang W, Strathearn L, Snetselaar LG, Bao W. (2021). Association between Serum Selenium Concentrations and Learning Disability in a Nationally Representative Sample of US Children. Nutritional Neuroscience, 1-7. (*indicate co-first author)
    

12. Gao R*, Liu B*, Yang W, Wu Y, Snetselaar LG, Santillan MK, Bao W.(2021) Association between maternal pre-pregnancy body mass index and risk of preterm birth in more than 1 million Asian American mothers. Journal of Diabetes, 13:364-374. (*indicate co-first author)
    

13. Liu B, Lehmler HJ, Sun Y, Xu G, Sun Q, Snetselaar LG, Wallace RB, Bao W. (2019). Association of Bisphenol A and Its Substitutes, Bisphenol F and Bisphenol S, with Obesity in United States Children and Adolescents. Diabetes and Metabolism Journal, 43(1):59-75.
    

14. Liu B, Sun Y, Xu G, Snetselaar LG, Ludewig G, Wallace RB, Bao W. (2019). Association between Body Iron Status and Leukocyte Telomere Length, a Biomarker of Biological Aging, in a Nationally Representative Sample of US Adults. Journal of the Academy of Nutrition and Dietetics, 119(4):617-625.
    

15. Liu B, Sun Y, Xu G, Du Y, Ajjarapu AS, Snetselaar LG, Bao W. (2018). Association between Plasma Concentrations of Elaidic Acid, a Major Trans Fatty Acid, and Depression in a Nationally Representative Sample of U.S. Adults. Journal of Affective Disorders, 249:301-306.
    

16. Sun Y*, Liu B*, Du Y, Snetselaar LG, Sun Q, Hu FB, Bao W. (2018). Inverse Association between Organic Food Purchase and Diabetes Mellitus in US Adults. Nutrients, 10(12):1877. (*indicate co-first author)
    

17. Liu B, Sun Y, Bao W. (2018). Creating and Supporting a Healthy Food Environment for Type 2 Diabetes Prevention. Lancet Planetary Health, 2(10): e423-e424.
    

18. Liu B, Sun Y, Lehmler HJ, Bao W. (2018). Association between Urinary Tin Concentration and Diabetes in Nationally Representative Sample of US Adults. Journal of Diabetes, 10(12):977-983.
    

19. Liu B, Sun Y, Snetselaar LG, Sun Q, Yang Q, Zhang Z, Liu L, Hu FB, Bao W. (2018). Association between Plasma Trans-fatty Acid Concentrations and Diabetes in a Nationally Representative Sample of US Adults. Journal of Diabetes, 10(8):653-664.
    

20. Liu B, Huang Z, Xu G, Jin Y, Chen Y, Li X, Wang Q, Song S, Jing J (2016). Altruistic Sharing Behavior in Children: Role of Theory of Mind and Inhibitory Control. Journal of Experimental Child Psychology, 141:222-228.

部分科研项目

1. 国家自然科学基金（面上），环境内分泌干扰物暴露的致肥胖效应及减少暴露的肥胖逆转:基于人群的表型-转录组整合研究， 82574178， 2026-2029

2. 国家自然科学基金(青年)，基于出生队列的孕期双酚A替代物暴露与子代生长主持轨迹关系及相关机制的研究，82204059，2023-2025

3. 中国科大青年创新重点基金，中国肥胖妇女孕期代谢变化模式及其对妊娠糖尿病预测的前瞻性队列研究，YD9100002022，2023-2024

4. 中国科学院，中科院百人计划青年人才项目(择优)，2022-2027