肠屏障功能（Intestinal barrier function）；肠粘膜生理及形态（Physiology and morphology of intestinal mucosa）；炎症相关性结肠癌（Colitis-associated colorectal cancer）。

近5年主持国家自然科学基金2项：青年基金1项（2017.01-2019.12），面上项目1项（2021.01-2024.12）；发表SCI论文3篇。协同课题组获得教育部科技发展中心自然科学一等奖1项，上海市医学科技一等奖1项。

In the past five years, I have presided two National Natural Science Funds: one youth fund (2017.01-2019.12) and one general program (2021.01-2024.12); Published 3 SCI papers. And research group won one first prize in natural science of science and technology development center of the Ministry of education and one first prize in medical science and technology of Shanghai.