Zhong Tang State Key Laboratory of Crop Genetics and Germplasm Enhancement and Key Laboratory of Plant Nutrition and Fertilization in Low-Middle Reaches of the Yangtze River, Ministry of Agriculture, Nanjing Agricultural University, China
2 protocols

Guohua Xu
  • State Key Laboratory of Crop Genetics and Germplasm Enhancement and Key Laboratory of Plant Nutrition and Fertilization in Low-Middle Reaches of the Yangtze River, Ministry of Agriculture, Nanjing Agricultural University, China
Research focus
  • Plant science
  • 2 Author merit


Ph.D. in Plant Biology, Hebrew University of Jerusalem, ISRAEL, 2000.

Current position

Professor in Molecular Plant Nutrition

Dean of the College of Resources and Environmental Sciences

Nanjing Agricultural University, Nanjing, China.

Publications (since 2007)

  1. Li, Y., Ren, B., Yang, X., Xu, G., Shen, Q. and Guo, S. (2012). Chloroplast downsizing under nitrate nutrition restrained mesophyll conductance and photosynthesis in rice (Oryza sativa L.) under drought conditions. Plant Cell Physiol 53(5): 892-900.
  2. Wu, P., Shou, H., Xu, G. and Lian, X. (2013). Improvement of phosphorus efficiency in rice on the basis of understanding phosphate signaling and homeostasis. Curr Opin Plant Biol 16(2): 205-212.
  3. Tang, Z., Fan, X., Li, Q., Feng, H., Miller, A. J., Shen, Q. and Xu, G. (2012). Knockdown of a rice stelar nitrate transporter alters long-distance translocation but not root influx. Plant Physiol 160(4): 2052-2063.
  4. Sun, S., Wang, J., Zhu, L., Liao, D., Gu, M., Ren, L., Kapulnik, Y. and Xu, G. (2012). An active factor from tomato root exudates plays an important role in efficient establishment of mycorrhizal symbiosis. PLoS ONE 7(8): e43385.
  5. Zeng, H., Liu, G., Kinoshita, T., Zhang, R., Zhu, Y., Shen, Q. and Xu, G. (2012). Stimulation of phosphorus uptake by ammonium nutrition involves plasma membrane H+ ATPase in rice roots. Plant and soil 357(1-2): 205-214.
  6. Qin, L., Zhao, J., Tian, J., Chen, L., Sun, Z., Guo, Y., Lu, X., Gu, M., Xu, G. and Liao, H. (2012). The high-affinity phosphate transporter GmPT5 regulates phosphate transport to nodules and nodulation in soybean. Plant Physiol 159(4): 1634-1643.
  7. Sun, S., Gu, M., Cao, Y., Huang, X., Zhang, X., Ai, P., Zhao, J., Fan, X. and Xu, G. (2012). A constitutive expressed phosphate transporter, OsPht1;1, modulates phosphate uptake and translocation in phosphate-replete rice. Plant Physiol 159(4): 1571-1581.
  8. Xu, G., Fan, X. and Miller, A. J. (2012). Plant nitrogen assimilation and use efficiency. Annu Rev Plant Biol 63: 153-182.
  9. Lixuan Ren, Yunsheng Lou, Ning Zhang, Xudong Zhu, Wenya Hao, Shubin Sun, Qirong Shen, Guohua Xu. 2013. Role of arbuscular mycorrhizal network in carbon and phosphorus transfer between plants. Biol Fertil Soils. 49:3–11.
  10. Cai, J., Chen, L., Qu, H., Lian, J., Liu, W., Hu, Y. and Xu, G.* (2012). Alteration of nutrient allocation and transporter genes expression in rice under N, P, K, and Mg deficiencies. Acta Physiologiae Plantarum 34(3): 939-946.
  11. Wu, Z., Zhao, J., Gao, R., Hu, G., Gai, J., Xu, G. and Xing, H. (2011). Molecular cloning, characterization and expression analysis of two members of the Pht1 family of phosphate transporters in Glycine max. PLoS ONE 6(6): e19752.
  12. Chen, Y., Fan, X., Song, W., Zhang, Y. and Xu, G. (2012). Over-expression of OsPIN2 leads to increased tiller numbers, angle and shorter plant height through suppression of OsLAZY1. Plant Biotechnol J 10(2): 139-149.
  13. Gu, M., Chen, A., Dai, X., Liu, W. and Xu, G. (2011). How does phosphate status influence the development of the arbuscular mycorrhizal symbiosis? Plant Signal Behav 6(9): 1300-1304.
  14. Feng, H., Fan, X., Liu, X., Miller, A. J. and Xu, G. (2011). Multiple roles of nitrate transport accessory protein NAR2 in plants. Plant Signal Behav 6(9): 1286-1289.
  15. Jia, H., Ren, H., Gu, M., Zhao, J., Sun, S., Zhang, X., Chen, J., Wu, P. and Xu, G. (2011). The phosphate transporter gene OsPht1;8 is involved in phosphate homeostasis in rice. Plant Physiol 156(3): 1164-1175.
  16. Yan, M., Fan, X., Feng, H., Miller, A. J., Shen, Q. and Xu, G. (2011). Rice OsNAR2.1 interacts with OsNRT2.1, OsNRT2.2 and OsNRT2.3a nitrate transporters to provide uptake over high and low concentration ranges. Plant Cell Environ 34(8): 1360-1372.
  17. Feng, H., Yan, M., Fan, X., Li, B., Shen, Q., Miller, A. J. and Xu, G. (2011). Spatial expression and regulation of rice high-affinity nitrate transporters by nitrogen and carbon status. J Exp Bot 62(7): 2319-2332.
  18. Zhang, R., Liu, G., Wu, N., Gu, M., Zeng, H., Zhu, Y. and Xu, G.* (2011). Adaptation of plasma membrane H+ ATPase and H+ pump to P deficiency in rice roots. Plant and soil 349(1-2): 3-11.
  19. Chen, A., Gu, M., Sun, S., Zhu, L., Hong, S. and Xu, G. (2011). Identification of two conserved cis-acting elements, MYCS and P1BS, involved in the regulation of mycorrhiza-activated phosphate transporters in eudicot species. New Phytol 189(4): 1157-1169.
  20. Song, W., Makeen, K., Wang, D., Zhang, C., Xu, Y., Zhao, H., Tu, E., Zhang, Y., Shen, Q. and Xu, G.* (2011). Nitrate supply affects root growth differentially in two rice cultivars differing in nitrogen use efficiency. Plant and soil 343(1-2): 357-368.
  21. Hu, Y., Chang, C., Xu, G.* and Wang, T. (2011). Light restored root growth of Arabidopsis with constitutive ethylene response. Acta Physiologiae Plantarum 33(3): 667-674.
  22. Gu, M., Xu, K., Chen, A., Zhu, Y., Tang, G. and Xu, G. (2010). Expression analysis suggests potential roles of microRNAs for phosphate and arbuscular mycorrhizal signaling in Solanum lycopersicum. Physiol Plant 138(2): 226-237.
  23. Wang, H., Makeen, K., Yan, Y., Cao, Y., Sun, S. and Xu, G. (2011). OsSIZ1 regulates the vegetative growth and reproductive development in rice. Plant Molecular Biology Reporter 29(2): 411-417.
  24. Zhan, X. H., Ma, H. L., Zhou, L. X., Liang, J. R., Jiang, T. H. and Xu, G. H. (2010). Accumulation of phenanthrene by roots of intact wheat (Triticum acstivnm L.) seedlings: passive or active uptake? BMC Plant Biol 10: 52.
  25. Miller, A. J., Shen, Q. and Xu, G. (2009). Freeways in the plant: transporters for N, P and S and their regulation. Curr Opin Plant Biol 12(3): 284-290.
  26. Ai, P., Sun, S., Zhao, J., Fan, X., Xin, W., Guo, Q., Yu, L., Shen, Q., Wu, P., Miller, A. J. and Xu, G. (2009). Two rice phosphate transporters, OsPht1;2 and OsPht1;6, have different functions and kinetic properties in uptake and translocation. Plant J 57(5): 798-809.
  27. Zhu, Y., Di, T., Xu, G., Chen, X., Zeng, H., Yan, F. and Shen, Q. (2009). Adaptation of plasma membrane H(+)-ATPase of rice roots to low pH as related to ammonium nutrition. Plant Cell Environ 32(10): 1428-1440.
  28. Chang, C., Hu, Y., Sun, S., Zhu, Y., Ma, G. and Xu, G. (2009). Proton pump OsA8 is linked to phosphorus uptake and translocation in rice. J Exp Bot 60(2): 557-565.
  29. Wu, Y., Hu, Y. and Xu, G.* (2009). Interactive effects of potassium and sodium on root growth and expression of K/Na transporter genes in rice. Plant Growth Regulation 57(3): 271-280.
  30. Xiao, T.-J., Yang, Q.-S., Ran, W., Xu, G.-H. and Shen, Q.-R. (2010). Effect of inoculation with arbuscular mycorrhizal fungus on nitrogen and phosphorus utilization in upland rice-mungbean intercropping system. Agricultural Sciences in China 9(4): 528-535.
  31. Ren L, Lou Y, Sakamoto K, Inubushi K, Amemiya Y, Shen Q, Xu G. 2010. Effects of Arbuscular Mycorrhizal Colonization on Microbial Community in Rhizosphere Soil and Fusarium Wilt Disease in Tomato. Communications in Soil Science and Plant Analysis. 41:1399-1410.
  32. Shubin Sun, Guohua Xu*. 2008. Sugar transport in arbuscular mycorrhizal symbiosis. Canadian Journal of Plant Science 89: 257-263.
  33. Li, Y., Ran, W., Zhang, R., Sun, S. and Xu, G.* (2009). Facilitated legume nodulation, phosphate uptake and nitrogen transfer by arbuscular inoculation in an upland rice and mung bean intercropping system. Plant and soil 315(1-2): 285-296.
  34. Cao, Y., Fan, X. R., Sun, S. B., Xu, G. H., Hu, J. and Shen, Q. R. (2008). Effect of nitrate on activities and transcript levels of nitrate reductase and glutamine synthetase in rice. Pedosphere 18(5): 664-673.
  35. Ge, L., Sun, S., Chen, A., Kapulnik, Y. and Xu, G.* (2008). Tomato sugar transporter genes associated with mycorrhiza and phosphate. Plant Growth Regulation 55(2): 115-123.
  36. Ding, Y. C., Chang, C. R., Luo, W., Wu, Y. S., Ren, X. L., Wang, P. and Xu, G. H. (2008). High Potassium Aggravates the Oxidative Stress Inducedy by Magnesium Deflciency in Rice Leaves. Pedosphere 18(3): 316-327.
  37. Xu, G. H., Chague, V., Melamed-Bessudo, C., Kapulnik, Y., Jain, A., Raghothama, K. G., Levy, A. A. and Silber, A. (2007). Functional characterization of LePT4: a phosphate transporter in tomato with mycorrhiza-enhanced expression. J Exp Bot 58(10): 2491-2501.
  38. Duan, Y. H., Zhang, Y. L., Ye, L. T., Fan, X. R., Xu, G. H. and Shen, Q. R. (2007). Responses of rice cultivars with different nitrogen use efficiency to partial nitrate nutrition. Ann Bot 99(6): 1153-1160.
  39. Chen, A., Hu, J., Sun, S. and Xu, G. (2007). Conservation and divergence of both phosphate- and mycorrhiza-regulated physiological responses and expression patterns of phosphate transporters in solanaceous species. New Phytol 173(4): 817-831.

2 Protocols published
水稻NO3-吸收量的测定-SITE法(scanning ion-electrode technique)
Authors:  Zhong Tang and Guohua Xu, date: 08/20/2013, view: 6921, Q&A: 0
SIET (scanning ion-electrode technique) is a new technique to study the flow rate of the ions and molecules in real time in living biomaterials by using microelectrodes and microsensor. This technique allows non-invasive, simultaneous measurement of ...
15N 标记法测定水稻幼苗中硝酸盐的吸收和积累
Authors:  Zhong Tang and Guohua Xu, date: 08/20/2013, view: 7208, Q&A: 0
Nitrogen-15 is a rare stable isotope of nitrogen. This isotope is often used in agricultural research. For example, Nitrogen-15 is used to trace mineral nitrogen compounds and translocate the nitrogen molecule in plants. This protocol is used to ...
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