Generic signal-specific responses: Cytokinin and context-dependent cellular responses

Journal of Experimental Botany

Volumn 62, Issue 10, 2011, Pages 3273-3288

  Müller, Bruno ^a  

^a UNIVERSITY OF ZURICH   (Switzerland)

Author keywords

Arabidopsis thaliana; cytokinin signalling; development; pattern formation; plant hormones; signalling specificity

Indexed keywords

ARABIDOPSIS PROTEIN; CYTOKININ; PHYTOHORMONE;

ARABIDOPSIS; GENE EXPRESSION REGULATION; GENETICS; METABOLISM; PHYSIOLOGY; REVIEW; SIGNAL TRANSDUCTION;

ARABIDOPSIS; ARABIDOPSIS PROTEINS; CYTOKININS; GENE EXPRESSION REGULATION, PLANT; PLANT GROWTH REGULATORS; SIGNAL TRANSDUCTION;

ARABIDOPSIS; ARABIDOPSIS THALIANA;

EID: 79960275878     PISSN: 00220957     EISSN: 14602431     Source Type: Journal    
DOI: 10.1093/jxb/erq420     Document Type: Review

References (100)

1. Aloni R, Langhans M, Aloni E, Ullrich CI. 2004. Role of cytokinin in the regulation of root gravitropism. Planta 220, 177-182. (Pubitemid 40033013)
2. Amasino R. 2005. 1955: Kinetin arrives: the 50th anniversary of a new plant hormone. Plant Physiology 138, 1177-1184. (Pubitemid 43142067)
3. Anantharaman V, Aravind L. 2001. The CHASE domain: a predicted ligand-binding module in plant cytokinin receptors and other eukaryotic and bacterial receptors. Trends in Biochemical Sciences 26, 579-582. (Pubitemid 32925183)
4. Argyros RD, Mathews DE, Chiang YH, Palmer CM, Thibault DM, Etheridge N, Argyros DA, Mason MG, Kieber JJ, Schaller GE. 2008. Type-B response regulators of Arabidopsis play key roles in cytokinin signalling and plant development. The Plant Cell 20, 2102-2116. (Pubitemid 352844513)
5. Brenner WG, Romanov GA, Köllmer I, Bürkle L, Schmülling T. 2005. Immediate-early and delayed cytokinin response genes of Arabidopsis thaliana identified by genome-wide expression profiling reveal novel cytokinin-sensitive processes and suggest cytokinin action through transcriptional cascades. The Plant Journal 44, 314-333.
6. Che P, Gingerich DJ, Lall S, Howell SH. 2002. Global and hormone-induced gene expression changes during shoot development in Arabidopsis. The Plant Cell 14, 2771-2785. (Pubitemid 35326303)
7. Chevalier F, Perazza D, Laporte F, Le Hénanff G, Hornitschek P, Bonneville JM, Herzog M, Vachon G. 2008. GeBP and GeBP-like proteins are noncanonical leucine-zipper transcription factors that regulate cytokinin response in Arabidopsis. Plant Physiology 146, 1142-1154. (Pubitemid 352844133)
8. Choi J, Huh SU, Kojima M, Sakakibara H, Paek KH, Hwang I. 2010. The cytokinin-activated transcription factor ARR2 promotes plant immunity via TGA3/NPR1-dependent salicylic acid signalling in Arabidopsis. Developmental Cell 19, 284-295.
9. Cline M, Wessel' T, Iwamura H. 1997. Cytokinin/auxin control of apical dominance in Ipomoea nil. Plant and Cell Physiology 38, 639-667.
10. D'Agostino IB, Deruere J, Kieber JJ. 2000. Characterization of the response of the Arabidopsis response regulator gene family to cytokinin. Plant Physiology 124, 1706-1717. (Pubitemid 32053503)
11. Davidson EH, Erwin DH. 2006. Gene regulatory networks and the evolution of animal body plans. Science 311, 796-800.
12. Dello Ioio R, Linhares FS, Scacchi E, Casamitjana-Martinez E, Heidstra R, Costantino P, Sabatini S. 2007. Cytokinins determine Arabidopsis root-meristem size by controlling cell differentiation. Current Biology 17, 678-682. (Pubitemid 46552243)
13. Dello Ioio R, Nakamura K, Moubayidin L, Perilli S, Taniguchi M, Morita MT, Aoyama T, Costantino P, Sabatini S. 2008. A genetic framework for the control of cell division and differentiation in the root meristem. Science 322, 1380-1384. (Pubitemid 352775250)
14. Deng Y, Dong H, Mu J, Ren B, Zheng B, Ji Z, Yang WC, Liang Y, Zuo J. 2010. Arabidopsis histidine kinase CKI1 acts upstream of histidine phosphotransfer proteins to regulate female gametophyte development and vegetative growth. The Plant Cell 22, 1232-1248.
15. Dortay H, Gruhn N, Pfeifer A, Schwerdtner M, Schmülling T, Heyl A. 2008. Toward an interaction map of the two-component signalling pathway of Arabidopsis thaliana. Journal of Proteome Research 7, 3649-3660.
16. Dortay H, Mehnert N, Bürkle L, Schmülling T, Heyl A. 2006. Analysis of protein interactions within the cytokinin-signalling pathway of Arabidopsis thaliana. FEBS Journal 273, 4631-4644. (Pubitemid 44506906)
17. Ferreira FJ, Kieber JJ. 2005. Cytokinin signalling. Current Opinion in Plant Biology 8, 518-525.
18. Gan S, Amasino RM. 1995. Inhibition of leaf senescence by autoregulated production of cytokinin. Science 270, 1986-1988. (Pubitemid 26097187)
19. Gattolin S, Alandete-Saez M, Elliott K, Gonzalez-Carranza Z, Naomab E, Powell C, Roberts JA. 2006. Spatial and temporal expression of the response regulators ARR22 and ARR24 in Arabidopsis thaliana. Journal of Experimental Botany 57, 4225-4233. (Pubitemid 44950419)
20. Giulini A, Wang J, Jackson D. 2004. Control of phyllotaxy by the cytokinin-inducible response regulator homologue ABPHYL1. Nature 430, 1031-1034. (Pubitemid 39128388)
21. Gordon SP, Chickarmane VS, Ohno C, Meyerowitz EM. 2009. Multiple feedback loops through cytokinin signalling control stem cell number within the Arabidopsis shoot meristem. Proceedings of the National Academy of Sciences, USA 106, 16529-16534.
22. Hass C, Lohrmann J, Albrecht V, et al. 2004. The response regulator 2 mediates ethylene signalling and hormone signal integration in Arabidopsis. EMBO Journal 23, 3290-3302. (Pubitemid 39209153)
23. Hejátko J, Ryu H, Kim GT, et al. 2009. The histidine kinases CYTOKININ-INDEPENDENT1 and Arabidopsis HISTIDINE KINASE2 and 3 regulate vascular tissue development in Arabidopsis shoots. The Plant Cell 21, 2008-2021.
24. Hejá tko J, Pernisova M, Eneva T, Palme K, Brzobohatý B. 2003. The putative sensor histidine kinase CKI1 is involved in female gametophyte development in Arabidopsis. Molecular Genetics and Genomics 269, 443-453. (Pubitemid 36976152)
25. Hellmann E, Gruhn N, Heyl A. 2010. The more, the merrier: cytokinin signalling beyond Arabidopsis. Plant Signalling and Behavior 5, (in press).
26. Higuchi M, Pischke MS, Mahönen AP, et al. 2004. In planta functions of the Arabidopsis cytokinin receptor family. Proceedings of the National Academy of Sciences, USA 101, 8821-8826. (Pubitemid 38745855)
27. Horák J, Grefen C, Berendzen KW, Hahn A, Stierhof YD, Stadelhofer B, Stahl M, Koncz C, Harter K. 2008. The Arabidopsis thaliana response regulator ARR22 is a putative AHP phospho-histidine phosphatase expressed in the chalaza of developing seeds. BMC Plant Biology 8, 77.
28. Hosoda K, Imamura A, Katoh E, Hatta T, Tachiki M, Yamada H, Mizuno T, Yamazaki T. 2002. Molecular structure of the GARP family of plant Myb-related DNA binding motifs of the Arabidopsis response regulators. The Plant Cell 14, 2015-2029.
29. Hoth S, Ikeda Y, Morgante M, Wang X, Zuo J, Hanafey MK, Gaasterland T, Tingey SV, Chua NH. 2003. Monitoring genome-wide changes in gene expression in response to endogenous cytokinin reveals targets in Arabidopsis thaliana. FEBS Letters 554, 373-380. (Pubitemid 37412517)
30. Hutchison CE, Li J, Argueso C, et al. 2006. The Arabidopsis histidine phosphotransfer proteins are redundant positive regulators of cytokinin signalling. The Plant Cell 18, 3073-3087. (Pubitemid 46013277)
31. Hwang I, Chen HC, Sheen J. 2002. Two-component signal transduction pathways in Arabidopsis. Plant Physiology 129, 500-515. (Pubitemid 34689140)
32. Hwang I, Sheen J. 2001. Two-component circuitry in Arabidopsis cytokinin signal transduction. Nature 413, 383-389. (Pubitemid 32928586)
33. Imamura A, Hanaki N, Nakamura A, Suzuki T, Taniguchi M, Kiba T, Ueguchi C, Sugiyama T, Mizuno T. 1999. Compilation and characterization of Arabidopsis thaliana response regulators implicated in His-Asp phosphorelay signal transduction. Plant and Cell Physiology 40, 733-742. (Pubitemid 29363024)
34. Imamura A, Kiba T, Tajima Y, Yamashino T, Mizuno T. 2003. In vivo and in vitro characterization of the ARR11response regulator implicated in the His-to-Asp phosphorelay signal transduction in Arabidopsis thaliana. Plant and Cell Physiology 44, 122-131. (Pubitemid 36280706)
35. Inoue T, Higuchi M, Hashimoto Y, Seki M, Kobayashi M, Kato T, Tabata S, Shinozaki K, Kakimoto T. 2001. Identification of CRE1as a cytokinin receptor from Arabidopsis. Nature 409, 1060-1063. (Pubitemid 32204060)
36. Ishida K, Yamashino T, Yokoyama A, Mizuno T. 2008. Three type-B response regulators, ARR1, ARR10 and ARR12, play essential but redundant roles in cytokinin signal transduction throughout the life cycle of Arabidopsis thaliana. Plant and Cell Physiology 49, 47-57.
37. Ito Y, Kurata N. 2006. Identification and characterization of cytokinin-signalling gene families in rice. Gene 382, 57-65. (Pubitemid 44548254)
38. Jeon J, Kim NY, Kim S, Kang NY, Novak O, Ku SJ, Cho C, Lee DJ, Lee EJ, Strnad M, Kim J. 2010. A subset of cytokinin two-component signalling system plays a role in cold temperature stress response in Arabidopsis. Journal of Biological Chemistry 285, 23371-23386.
39. Kakimoto T. 1996. CKI1, a histidine kinase homolog implicated in cytokinin signal transduction. Science 274, 982-985. (Pubitemid 26398420)
40. Katoh K, Toh H. 2008. Recent developments in the MAFFT multiple sequence alignment program. Briefings in Bioinformatics 9, 286-298. (Pubitemid 351890825)
41. Kiba T, Aoki K, Sakakibara H, Mizuno T. 2004. Arabidopsis response regulator, ARR22, ectopic expression of which results in phenotypes similar to the wol cytokinin-receptor mutant. Plant and Cell Physiology 45, 1063-1077. (Pubitemid 39260284)
42. Kiba T, Yamada H, Sato S, Kato T, Tabata S, Yamashino T, Mizuno T. 2003. The type-A response regulator, ARR15, acts as a negative regulator in the cytokinin-mediated signal transduction in Arabidopsis thaliana. Plant and Cell Physiology 44, 868-874. (Pubitemid 37096388)
43. Kim HJ, Ryu H, Hong SH, Woo HR, Lim PO, Lee IC, Sheen J, Nam HG, Hwang I. 2006. Cytokinin-mediated control of leaf longevity by AHK3 through phosphorylation of ARR2 in Arabidopsis. Proceedings of the National Academy of Sciences, USA 103, 814-819. (Pubitemid 43153108)
44. Kudo T, Kiba T, Sakakibara H. 2010. Metabolism and long-distance translocation of cytokinins. Journal of Integrative Plant Biology 52, 53-60.
45. Laplaze L, Benková E, Casimiro I, et al. 2007. Cytokinins act directly on lateral root founder cells to inhibit root initiation. The Plant Cell 19, 3889-3900. (Pubitemid 351265307)
46. Lee DJ, Park JY, Ku SJ, Ha YM, Kim S, Kim MD, Oh MH, Kim J. 2007. Genome-wide expression profiling of Arabidopsis RESPONSE REGULATOR 7(ARR7) overexpression in cytokinin response. Molecular Genetics and Genomics 277, 115-137. (Pubitemid 46208346)
47. Leibfried A, To JP, Busch W, Stehling S, Kehle A, Demar M, Kieber JJ, Lohmann JU. 2005. WUSCHEL controls meristem function by direct regulation of cytokinin-inducible response regulators. Nature 438, 1172-1175. (Pubitemid 41831688)
48. Lynch M, Conery JS. 2000. The evolutionary fate and consequences of duplicate genes. Science 290, 1151-1155.
49. Mähönen AP, Bishopp A, Higuchi M, Nieminen KM, Kinoshita K, Tormakangas K, Ikeda Y, Oka A, Kakimoto T, Helariutta Y. 2006a. Cytokinin signalling and its inhibitor AHP6 regulate cell fate during vascular development. Science, 311, 94-98. (Pubitemid 43063066)
50. Mähönen AP, Higuchi M, Tormakangas K, Miyawaki K, Pischke MS, Sussman MR, Helariutta Y, Kakimoto T. 2006b. Cytokinins regulate a bidirectional phosphorelay network in Arabidopsis. Current Biology 16, 1116-1122. (Pubitemid 43815748)
51. Mähönen AP, Bonke M, Kauppinen L, Riikonen M, Benfey PN, Helariutta Y. 2000. A novel two-component hybrid molecule regulates vascular morphogenesis of the Arabidopsis root. Genes and Development 14, 2938-2943.
52. Mason MG, Li J, Mathews DE, Kieber JJ, Schaller GE. 2004. Type-B response regulators display overlapping expression patterns in Arabidopsis. Plant Physiology 135, 927-937. (Pubitemid 38819036)
53. Mason MG, Mathews DE, Argyros DA, Maxwell BB, Kieber JJ, Alonso JM, Ecker JR, Schaller GE. 2005. Multiple type-B response regulators mediate cytokinin signal transduction in Arabidopsis. The Plant Cell 17, 3007-3018.
54. Meyerowitz EM. 2002. Plants compared to animals: the broadest comparative study of development. Science 295, 1482-1485. (Pubitemid 34173995)
55. Miller CO. 1956. Similarity of some Kinetin and red light effects. Plant Physiology 31, 318-319.
56. Miller CO. 1958. The relationship of the Kinetin and red-light promotions of lettuce seed germination. Plant Physiology 33, 115-117.
57. Miller CO, Skoog F, Von Saltza MH, Strong F. 1955. Kinetin, a cell division factor from deoxyribonucleic acid. Journal of the American Chemical Society 77, 1392.
58. Mizuno T. 2005. Two-component phosphorelay signal transduction systems in plants: from hormone responses to circadian rhythms. Bioscience, Biotechnology, and Biochemistry 69, 2263-2276. (Pubitemid 43004353)
59. Mok DW, Mok MC. 2001. Cytokinin metabolism and action. Annual Review of Plant Physiology and Plant Molecular Biology 52, 89-118. (Pubitemid 33720032)
60. Moubayidin L, Perilli S, Dello Ioio R, Di Mambro R, Costantino P, Sabatini S. 2010. The rate of cell differentiation controls the Arabidopsis root meristem growth phase. Current Biology 20, 1138-1143.
61. Mougel C, Zhulin IB. 2001. CHASE: an extracellular sensing domain common to transmembrane receptors from prokaryotes, lower eukaryotes and plants. Trends in Biochemical Sciences 26, 582-584. (Pubitemid 32925184)
62. Müller B, Sheen J 2008. Cytokinin and auxin interaction in root stem-cell specification during early embryogenesis. Nature 453, 1094-1097. (Pubitemid 351871732)
63. Nishimura C, Ohashi Y, Sato S, Kato T, Tabata S, Ueguchi C. 2004. Histidine kinase homologs that act as cytokinin receptors possess overlapping functions in the regulation of shoot and root growth in Arabidopsis. The Plant Cell 16, 1365-1377. (Pubitemid 38774235)
64. Osakabe Y, Miyata S, Urao T, Seki M, Shinozaki K, Yamaguchi-Shinozaki K. 2002. Overexpression of Arabidopsis response regulators, ARR4/ATRR1/IBC7 and ARR8/ATRR3, alters cytokinin responses differentially in the shoot and in callus formation. Biochemical and Biophysical Research Communications 293, 806-815. (Pubitemid 34687260)
65. Pagnussat GC, Alandete-Saez M, Bowman JL, Sundaresan V. 2009. Auxin-dependent patterning and gamete specification in the Arabidopsis female gametophyte. Science 324, 1684-1689.
66. Perilli S, Moubayidin L, Sabatini S. 2010. The molecular basis of cytokinin function. Current Opinion in Plant Biology 13, 21-26.
67. Pils B, Heyl A. 2009. Unraveling the evolution of cytokinin signalling. Plant Physiology 151, 782-791.
68. Pischke MS, Jones LG, Otsuga D, Fernandez DE, Drews GN, Sussman MR. 2002. An Arabidopsis histidine kinase is essential for megagametogenesis. Proceedings of the National Academy of Sciences, USA 99, 15800-15805. (Pubitemid 35404010)
69. Punwani JA, Hutchison CE, Schaller GE, Kieber JJ. 2010. The subcellular distribution of the Arabidopsis histidine phosphotransfer proteins is independent of cytokinin signalling. The Plant Journal 62, 473-482.
70. Rashotte AM, Carson SD, To JP, Kieber JJ. 2003. Expression profiling of cytokinin action in Arabidopsis. Plant Physiology 132, 1998-2011. (Pubitemid 37024161)
71. Rashotte AM, Mason MG, Hutchison CE, Ferreira FJ, Schaller GE, Kieber JJ. 2006. A subset of Arabidopsis AP2 transcription factors mediates cytokinin responses in concert with a two-component pathway. Proceedings of the National Academy of Sciences, USA 103, 11081-11085. (Pubitemid 44148421)
72. Ren B, Liang Y, Deng Y, Chen Q, Zhang J, Yang X, Zuo J. 2009. Genome-wide comparative analysis of type-A Arabidopsis response regulator genes by overexpression studies reveals their diverse roles and regulatory mechanisms in cytokinin signalling. Cell Research 19, 1178-1190.
73. Richmond AE, Lang A. 1957. Effect of Kinetin on protein content and survival of detached Xanthium leaves. Science 125, 650-651.
74. Riefler M, Novak O, Strnad M, Schmülling T. 2006. Arabidopsis cytokinin receptor mutants reveal functions in shoot growth, leaf senescence, seed size, germination, root development, and cytokinin metabolism. The Plant Cell 18, 40-54. (Pubitemid 43951314)
75. Romanov GA, Lomin SN, Schmülling T. 2006. Biochemical characteristics and ligand-binding properties of Arabidopsis cytokinin receptor AHK3 compared to CRE1/AHK4 as revealed by a direct binding assay. Journal of Experimental Botany 57, 4051-4058. (Pubitemid 44950405)
76. Ruzicka K, Simaskova M, Duclercq J, Petrasek J, Zazimalova E, Simon S, Friml J, Van Montagu MC, Benková E. 2009. Cytokinin regulates root meristem activity via modulation of the polar auxin transport. Proceedings of the National Academy of Sciences, USA 106, 4284-4289.
77. Sakai H, Honma T, Aoyama T, Sato S, Kato T, Tabata S, Oka A. 2001. ARR1, a transcription factor for genes immediately responsive to cytokinins. Science 294, 1519-1521. (Pubitemid 33063921)
78. Sakai H, Aoyama T, Oka A. 2000. Arabidopsis ARR1 and ARR2 response regulators operate as transcriptional activators. The Plant Journal 24, 703-711. (Pubitemid 32100469)
79. Salome PA, To JP, Kieber JJ, McClung CR. 2006. Arabidopsis response regulators ARR3 and ARR4 play cytokinin-independent roles in the control of circadian period. The Plant Cell 18, 55-69. (Pubitemid 43951315)
80. Saitou N, Nei M. 1987. The Neighbor-Joining method: a new method for reconstructing phylogenetic trees. Molecular Biology and Evolution 4, 406-425.
81. Santner A, Calderon-Villalobos LI, Estelle M. 2009. Plant hormones are versatile chemical regulators of plant growth. Nature Chemical Biology 5, 301-307.
82. Skoog F, Miller CO. 1957. Chemical regulation of growth and organ formation in plant tissues cultured in vitro. Symposia of the Society for Experimental Biology 54, 118-130.
83. Sṕchal L, Rakova NY, Riefler M, Mizuno T, Romanov GA, Strnad M, Schmülling T. 2004. Two cytokinin receptors of Arabidopsis thaliana, CRE1/AHK4 and AHK3, differ in their ligand specificity in a bacterial assay. Plant and Cell Physiology 45, 1299-1305.
84. Suzuki T, Miwa K, Ishikawa K, Yamada H, Aiba H, Mizuno T. 2001. The Arabidopsis sensor His-kinase, AHK4, can respond to cytokinins. Plant and Cell Physiology 42, 107-113. (Pubitemid 32232395)
85. Suzuki T, Sakurai K, Imamura A, Nakamura A, Ueguchi C, Mizuno T. 2000. Compilation and characterization of histidine-containing phosphotransmitters implicated in His-to-Asp phosphorelay in plants: AHP signal transducers of Arabidopsis thaliana. Bioscience, Biotechnology, and Biochemistry 64, 2486-2489.
86. Swarbreck D, Wilks C, Lamesch P, et al. 2008. The Arabidopsis Information Resource (TAIR): gene structure and function annotation. Nucleic Acids Research 36, D1009-D1014. (Pubitemid 351149860)
87. Sweere U, Eichenberg K, Lohrmann J, Mira-Rodado V, Baurle I, Kudla J, Nagy F, Schafer E, Harter K. 2001. Interaction of the response regulator ARR4 with phytochrome B in modulating red light signalling. Science 294, 1108-1111. (Pubitemid 33041867)
88. Tajima Y, Imamura A, Kiba T, Amano Y, Yamashino T, Mizuno T. 2004. Comparative studies on the type-B response regulators revealing their distinctive properties in the His-to-Asp phosphorelay signal transduction of Arabidopsis thaliana. Plant and Cell Physiology 45, 28-39. (Pubitemid 38192331)
89. To JP, Deruere J, Maxwell BB, Morris VF, Hutchison CE, Ferreira FJ, Schaller GE, Kieber JJ. 2007. Cytokinin regulates type-A Arabidopsis response regulator activity and protein stability via two-component phosphorelay. The Plant Cell 19, 3901-3914. (Pubitemid 351253109)
90. To JP, Haberer G, Ferreira FJ, Deruere J, Mason MG, Schaller GE, Alonso JM, Ecker JR, Kieber JJ. 2004. Type-A Arabidopsis response regulators are partially redundant negative regulators of cytokinin signalling. The Plant Cell 16, 658-671. (Pubitemid 38335277)
91. To JP, Kieber JJ. 2008. Cytokinin signalling: two-components and more. Trends in Plant Science 13, 85-92.
92. Ueguchi C, Sato S, Kato T, Tabata S. 2001. The AHK4 gene involved in the cytokinin-signalling pathway as a direct receptor molecule in Arabidopsis thaliana. Plant and Cell Physiology 42, 751-755. (Pubitemid 32682657)
93. Vision TJ, Brown DG, Tanksley SD. 2000. The origins of genomic duplications in Arabidopsis. Science 290, 2114-2117. (Pubitemid 32001585)
94. Werner T, Schmülling T. 2009. Cytokinin action in plant development. Current Opinion in Plant Biology 12, 527-538.
95. West AH, Stock AM. 2001. Histidine kinases and response regulator proteins in two-component signalling systems. Trends in Biochemical Sciences 26, 369-376. (Pubitemid 32530655)
96. Wickson M, Thimann K. 1958. The antagonism of auxin and kinetin in apical dominance. Physiologia Plantarum 11, 62-74.
97. Yamada H, Suzuki T, Terada K, Takei K, Ishikawa K, Miwa K, Yamashino T, Mizuno T. 2001. The Arabidopsis AHK4 histidine kinase is a cytokinin-binding receptor that transduces cytokinin signals across the membrane. Plant and Cell Physiology 42, 1017-1023. (Pubitemid 32972608)
98. Yokoyama A, Yamashino T, Amano Y, Tajima Y, Imamura A, Sakakibara H, Mizuno T. 2007. Type-B ARR transcription factors, ARR10 and ARR12, are implicated in cytokinin-mediated regulation of protoxylem differentiation in roots of Arabidopsis thaliana. Plant and Cell Physiology 48, 84-96. (Pubitemid 46181125)
99. Yonekura-Sakakibara K, Kojima M, Yamaya T, Sakakibara H. 2004. Molecular characterization of cytokinin-responsive histidine kinases in maize. Differential ligand preferences and response to cis-zeatin. Plant Physiology 134, 1654-1661. (Pubitemid 38527373)
100. Zhao Z, Andersen SU, Ljung K, Dolezal K, Miotk A, Schultheiss SJ, Lohmann JU. 2010. Hormonal control of the shoot stem-cell niche. Nature 465, 1089-1092.