主要的研究方向是利用荧光显微镜技术探索植物细胞内部的结构变化，在亚细胞和单分子层面，着重理解植物细胞内质网结构形成和变化的分子机理，
（1）从而深入了解植物是如何调节并维持细胞结构的稳态来满足各个时期的生长发育的需求和应对外界环境的千变万化；
（2）以探索利用人工调控植物内质网结构稳态来提高作物的抗逆性；
（3）调节内质网结构来改变作物的品质（蛋白质、油脂比例）。
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1. Yang Shao , Jiaqi Sun# and Huanquan Zheng#. Eat at Right Time: Regulations of Plant ER-phagy Receptors in Responses to Environmental Stresses. Molecular Plant, 2024.
2. Jiaqi Sun*,# , Yang Shao* , Songyang Wang , XunZheng li , Shuqing Feng , Weina Wang , Pierre Leroy , Chengyang Li and Huanquan Zheng#. An Arabidopsis Rab18 GTPase promotes autophagy by tethering ATG18a to the ER in response to nutrient starvation. Developmental Cell, 58, 2947-2958, 2023.
3. Yang Shao , Jiaqi Sun# and Huanquan Zheng#. RABC1, an Arabidopsis RAB18 regulates binding and subsequent detachment of autophagosomes from the ER in autophagy. Autophagy, 2024.
4. Jiaqi Sun* , Mi Zhang* , Xingyun Qi , Caitlin Doyle and Huanquan Zheng#. Armadillo-repeat kinesin1 interacts with Arabidopsis atlastin RHD3 to move ER with plus-end of microtubules. Nature Communications, 11, 5510, 2020.
5. Jiaqi Sun , Nooshin Movahed and Huanquan Zheng#. LUNAPARK is an E3 ligase that mediates degradation of ROOT HAIR DEFECTIVE3 to maintain a tubular ER network in Arabidopsis. Plant Cell, 32, 2964-2978, 2020.
6. Jiaqi Sun and Huanquan Zheng#. Efficient ER fusion requires a dimerization and a C-terminal tail mediated membrane anchoring of RHD3. Plant Physiology, 176, 406-417, 2018.
7. Jiaqi Sun , Weina Wang and Huanquan Zheng#. ROOT HAIR DEFECTIVE3 is a receptor for selective autophagy of the endoplasmic reticulum in Arabidopsis. Frontiers in Plant Science, 2022.
8. Xue-jiao Liu* , Jiaqi Sun* , Yuqing Huang , Chao Li , Peng Zheng , Yue Yuan , Hao Chen , Mehmood Jan , Huanquan Zheng , Hao Du# and Jumin Tu#. Osj10gBTF3-Mediated Import of Chloroplast Protein Is Essential for Pollen Development in Rice. Frontiers in Plant Science, 2021.
9. Baolei Li and Jiaqi Sun#. DIV1: The Master of Awakening Seeds in Harsh Salinity Stress. Plant Physiology, 2024.
10. Yang Shao and Jiaqi Sun#. The Antagonistic Dance Between Two ER-Shaping Proteins in Plant Cells. Plant Physiology, 2023.
11. Yang Shao and Jiaqi Sun#. Decoding the complexity of autophagy in maize endosperm development: Insights from a multi-omics approach. Plant Physiology, 193, 875-876, 2023.
12. Jiaqi Sun. No ROPs, no germination!. Plant Physiology, 192, 2572-2573, 2023.
13. Jiaqi Sun and Huanquan Zheng. In Vivo Analysis of ER-Associated Protein Degradation and Ubiquitination in Arabidopsis thaliana. Methods in Molecular Biology, 2772, 2024.
14. Yang Liu , Tingting Gong , Xiangjiu Kong , Jiaqi Sun and Lijing Liu#. XYLEM CYSTEINE PEPTIDASE 1 and its inhibitor CYSTATIN 6 regulate pattern-triggered immunity by modulating the stability of the NADPH oxidase RESPIRATORY BURST OXIDASE HOMOLOG D. Plant Cell, 2023.
15. Nooshin Movahed , Jiaqi Sun , Hojatollah Vali , Jean-François Laliberté and Huanquan Zheng#. A Host ER Fusogen Is Recruited by Turnip Mosaic Virus for Maturation of Viral Replication Vesicles. Plant Physiology, 179, 507-518, 2019.
1. 国家自然科学基金（青年，2023-2025）
2. 泰山学者青年专家（2023-2025）
3. 山东省优秀青年科学基金（海外）（2023-2025）
4. 山东大学齐鲁青年学者（第一层次）（2022-2027）
5. 山东省高等学校青年创新团队（2023-2025）
1.汪嵩洋
2.梁丽
3.李训政
4.冯舒清
