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Prof. XIA, Yiji
(夏亦薺教授)

Chair Professor
Programme Director for BSc (Hons) in Applied Biology
Programme Director for MSc in Environmental and Public Health Management

(+852) 3411 7052
(+852) 3411 7052
RRS 818

Education

Ph.D. (Iowa State University)
M.Sc. (Chinese Academy of Agricultural Sciences)
B.Sc. (Hons.) (Zhejiang Agricultural University, Ningbo)

Academic Staff
Overview
Current Research Interests
Selected Publications
Positions Avaliable

Selected Publications

(* indicates Y Xia as a corresponding/co-corresponding author)

 

  1. H Zhang, Q Li, F Zhang, W Liu, P Wang, Y Qi, Xiao Shao, B Zhang, C Zhang, Y Wang, Z Cai and Y Xia* (2026) High-resolution mapping reveals features of bacterial NAD-capped RNAs and stress-responsive transcription. Nature Communications, DOI: 10.1038/s41467-026-71487-9.
  2. W Liu, K Hu, S Nie, Z Feng, Q Li, H Zhang, S Liang, J Peng, S Zhang, Z Cai, Y Xia* (2026) NAD+ Capping of sibD Transcripts in E. coli is Mediated by Its Minimal Promoter and Enhanced by ppGpp. Nucleic Acids Research, DOI: 10.1093/nar/gkag102.
  3. F Zhang, H Zhang, P Wang, Y Qi, H Li, L Zhu, G Huang, Y Xia*, Z Cai (2026) The NAD Salvage Pathway Enzyme NMNAT-C Sustains Dark-Phase NAD⁺ Homeostasis in Cyanobacteria. Plant Physiology, DOI:10.1093/plphys/kiag143.
  4. J Peng, H Zhong, J Zhang, H Zhang, W Liu, Y Zeng, L Jiang, Y Xia* (2026) SIB1-SEC23A undergo ER to chloroplast relocalization to mediate immunity in Arabidopsis thaliana. Journal of Integrative Plant Biology, DOI: 10.1111/jipb.70251.
  5. S Liang, S Wu, C Xiao, H Zhang, W Liu, K Hu, H Tan, H Guo, L Xiong, J Liang, Y Xia* (2026) Arabidopsis DXO1- and RNMT1-Mediated m7G Capping of mRNA Modulates ABA Response. Plant, Cell & Environment. DOI: 10.1111/pce.70547.
  6. C Xiao, Q Li, S Wu, F Zhang, H Zhang, C Zhang, Z Cai, Y Xia* (2025) mRNAs of Plants and Green Algae Lack the m7G Cap-1 Structure. New Phytologist, http://doi.org/10.1111/nph.70033.
  7. B ZHANG, T LAM, L CHEN, C ZHANG, L ZHU, H ZHANG, P WANG, J WANG, Z CAI, Y XIA* (2025). Single-cell Transcriptomics and Time-series Metabolite Profiling Reveal the Spatiotemporal Regulation of Flavonoid Biosynthesis Genes and Phytohormone Homeostasis by PAP1 in Arabidopsis. BMC Biology, Doi:10.1186/s12915-025-02297-6
  8. B Zhang, H Zhang, Y Xia* (2024) Harnessing spatial transcriptomics for advancing plant regeneration research. Trends in Plant Science, 29(7):718-720, https://doi.org/10.1016/j.tplants.2024.02.004.
  9. C Xiao, K Li, J Hua, Z He, Q Li, H Zhang, L Yang, S Pan, Z Cai, Z Yu, K-B Wong, Y Xia* (2022) Arabidopsis DXO1 activates RNMT1 to methylate the mRNA guanosine Nature Communications, DOI: 10.1038/s41467-023-35903-8.
  10. Y Wang, H Zhang, P Wang, H Zhong, W Liu, S Zhang, L Xiong, Y Wu, Y Xia* (2022) Arabidopsis EXTRA-LARGE G PROTEIN 1 (XLG1) functions together with XLG2 and XLG3 in PAMP-triggered MAPK activation and immunity. Journal of Integrative Plant Biology, https://doi.org/10.1111/jipb.13391.
  11. Y Wang, Y Wu, H Zhang, P Wang, Y Xia* (2022) Arabidopsis MAPKK kinases YODA, MAPKKK3 and MAPKKK5 are functionally redundant in development and immunity. Plant Physiology, https://doi.org/10.1093/plphys/kiac270.
  12. Y Wang, Y Wu, H Zhong, S Chen, K Wong, Y Xia* (2022) Arabidopsis PUB2 and PUB4 connect signaling components of pattern-triggered immunity. New Phytologist, 233(5):2249-2265. https://doi.org/10.1111/nph.17922.
  13. H Zhang, H Zhong, X Wang, S Zhang, X Shao, H Hu, Z Yu, Z Cai, X Chen and Y Xia* (2021) Use of NAD tagSeq II to identify growth phase-dependent alterations in coli NAD-capping. Proc Natl Acad Sci USA, 118(14): e2026183118.
  14. H Hu, N Flynn, H Zhang, C You, R Hang, X Wang, H Zhong, Z Chan, Y Xia*, and X Chen (2021) SPAAC-NAD-seq, a sensitive and accurate method to profile NAD+-capped transcripts. Proc Natl Acad Sci USA, 118 (13) e2025595118.
  15. X Shao, H Zhang, Z Yang, H Zhong, Y Xia*, and Z Cai (2020) NAD tagSeq for transcriptome-wide identification and characterization of NAD+-capped RNAs. Nature Protocols, 15:2813–2836.
  16. Zhang H, Zhong H, Zhang S, Shao X, Ni M, Cai Z, Chen X, Xia Y* (2019) NAD tagSeq reveals that NAD+-capped RNAs are mostly produced from a large number of protein-coding genes in Arabidopsis. Proc Natl Acad Sci USA, 116 (24) 12072-12077, https://doi.org/10.1073/pnas.1903683116.
  17. Li Y, Liu W, Zhong H, Zhang H, Xia Y* (2019) Redox-sensitive bZIP68 plays a role in balancing stress tolerance with growth in Arabidopsis. Plant Journal, doi: 10.1111/tpj.14476.
  18. Pan S, Li K, Huang W, Zhong H, Wu H, Wang Y, Zhang H, Cai Z, Guo H, Chen X, Xia Y* (2019) Arabidopsis DXO1 possesses deNADding and exonuclease activities and its mutation affects defense-related and photosynthetic gene expression. J Integrative Plant Biol, 62(7):967-983, doi: 10.1111/jipb.12867.
  19. Wang Y, Wu Y, Yu B, Yin Z, Xia Y* (2017) XLGs interact with AtPUB4 and AtPUB2 and function in multiple plant developmental processes. Plant Physiology, 173(2):1235–1246.
  20. Guan G, Yan B, Hua J, Thieme C, Zhu H, Zhao Z, Kragler F, Xia Y*, Zhang S (2016) PlaMoM: A comprehensive database compiles plant mobile macromolecules. Nucleic Acids Research, doi: 1093/nar/gkw988.
  21. Liu P, Zhang H, Wang H, Xia Y* (2014) Identification of redox-sensitive cysteines in the Arabidopsis proteome using OxiTRAQ, a quantitative redox proteomics method. Proteomics, 6:750-762.
  22. Wang H, Lu Y, Jiang T, Berg H, Li C, Xia Y* (2013) The Arabidopsis U-box/ARM repeat E3 ligase AtPUB4 influences growth and degeneration of tapetal cells and its mutation leads to conditional male sterility. Plant Journal, 74: 511–523.
  23. Wang H, Lu Y, Liu P, Wen W, Zhang J, Ge X, Xia Y* (2013) The ammonium/nitrate ratio is an input signal in the temperature-modulated, SNC1-mediated and EDS1- dependent autoimmunity of nudt6-2 nudt7. Plant Journal, 73:262-275.
  24. Wang H, Wang S, Lu Y, Alvarez S, Hicks L, Ge X, Xia Y* (2012) Proteomic Analysis of Early-Responsive Redox-Sensitive Proteins in Arabidopsis. Journal of Proteome Research, 11:412-424.
  25. Lu Y, Li C, Wang H, Chen H, Berg H, Xia Y* (2011) AtPPR2, an Arabidopsis pentatricopeptide repeat protein, binds to plastid 23S rRNA and plays an important role in the first mitotic division during gametogenesis and in cell proliferation during embryogenesis. Plant Journal 67:13-25.
  26. Xie YD, Li W, Guo D, Dong J, Zhang J, Fu Y, Ren D, Peng M, Xia Y* (2010) The Arabidopsis gene SIGMA FACTOR-BINDING PROTEIN 1 plays a role in the salicylate- and jasmonate-mediated defence responses. Plant, Cell & Environment 33:828-839.
  27. Zhu H, Li G, Ding L, Berg H, Cui X, Assmann S, Xia Y*. (2009) Arabidopsis Extra Large G Protein 2 (XLG2) interacts with the Gb subunit of heterotrimeric G protein and functions in disease resistance. Molecular Plant 2: 513-525.
  28. Ge X, Li G, Wang S, Zhu H, Zhu T, Wang X, Xia Y* (2007) AtNUDT7, a negative regulator of basal immunity in Arabidopsis, modulates two distinct defense response pathways and is involved in maintaining redox homeostasis. Plant Physiology, 145:204-215.
  29. Ge X, Dietrich C, Matsuno M, Li G, Berg H, Xia Y* (2005) An Arabidopsis aspartic protease functions as an anti-cell death component in reproduction and embryogenesis. EMBO Reports, 6:282-288.
  30. Xia Y*, Suzuki H, Borevitz J, Blount J, Guo Z, Dixon R, and Lamb C (2004) An extracellular aspartic protease in Arabidopsis functions in disease resistance signaling. EMBO Journal, 23:980-988.
  31. Borevitz# J, Xia# Y, Blount J, Dixon R, C Lamb. (2000) Activation tagging identifies a conserved MYB regulator of phenylpropanoid biosynthesis. Plant Cell 12, 2383-2394. #Co-first authors.
  32. Delledonne# M, Y Xia#, R Dixon and C Lamb (1998) Nitric oxide functions as a signal in plant disease resistance. Nature, 394:585-588. #Co-first authors.
  33. Xia Y, BJ Nikolau, and PS Schnable (1997) Developmental and hormonal regulation of the Arabidopsis CER2 gene which codes for a nuclear localized protein required for the normal accumulation of cuticular waxes. Plant Physiology 115:925-937.
  34. Xia Y, BJ Nikolau, PS Schnable (1996) Cloning and characterization of CER2, an Arabidopsis gene that affects cuticular wax accumulation. Plant Cell, 8:1291-1304.