• Allan AC, Fricker MD, Ward JL, Beale MH, Trewavas AJ. 1994. Two transduction pathways mediate rapid effects of abscisic acid in Commelina guard cells. Plant Cell 6: 13191328.
  • Allen GJ, Chu SP, Harrington CL, Schumacher K, Hoffmann T, Tang YY, Grill E, Schroeder JI. 2001. A defined range of guard cell calcium oscillation parameters encodes stomatal movements. Nature 411: 10531057.
  • Allen GJ, Kuchitsu K, Chu SP, Murata Y, Schroeder JI. 1999a. Arabidopsis abi1–1 and abi2–1 phosphatase mutations reduce abscisic acid-induced cytosolic calcium rises in guard cells. Plant Cell 11: 17851798.
  • Allen GJ, Kwak JM, Chu SP, Llopis J, Tsien RY, Harper JF, Schroeder JI. 1999b. Cameleon calcium indicator reports cytoplasmic calcium dynamics in Arabidopsis guard cells. Plant Journal 19: 735747.
  • Bush DS, Jones RL. 1987. Measurement of cytoplasmic calcium in aleurone protoplasts using indo 1 and fura-2. Cell Calcium 8: 455472.
  • Esser JE, Liao Y-J, Schroeder JI. 1997. Characterization of ion channel modulator effects on ABA- and malate-induced stomatal movements: Strong regulation by kinase and phosphatase inhibitors, and relative insensitivity to mastoparans. Journal of Experimental Botany 48: 539550.
  • Gilroy S, Fricker MD, Read ND, Trewavas AJ. 1991. Role of calcium in signal transduction of Commelina guard cells. Plant Cell 3: 333344.
  • Gilroy S, Read ND, Trewavas AJ. 1990. Elevation of cytoplasmic calcium by caged calcium or caged inositol trisphosphate initiates stomatal closure. Nature 346: 769771.
  • Grabov A, Blatt MR. 1998. Membrane voltage initiates Ca2+ waves and potentiates Ca2+ increases with abscisic acid in stomatal guard cells. Proceedings of the National Academy of Sciences, USA 95: 47784783.
  • Grynkiewicz G, Poenie M, Tsien RY. 1985. A new generation of Ca2+ indicators with greatly improved fluorescence properties. Journal of Biological Chemistry 260: 34403450.
  • Hamilton DWA, Hills A, Kohler B, Blatt MR. 2000. Ca2+ channels at the plasma membrane of stomatal guard cells are activated by hyperpolarization and abscisic acid. Proceedings of the National Academy of Sciences, USA 97: 49674972.
  • Leckie CP, McAinsh MR, Allen GJ, Sanders D, Hetherington AM. 1998. Abscisic acid induced stomatal closure mediated by cyclic ADP-ribose. Proceedings of the National Academy of Sciences, USA 95: 1583715842.
  • MacRobbie EAC. 1998. Signal transduction and ion channels in guard cells. Phil. Transactions of the Royal Society of London 1374: 14751488.
  • MacRobbie EAC. 2000. ABA activates multiple Ca2+ fluxes in stomatal guard cells, triggering vacuolar K+ (Rb+) release. Proceedings of the National Academy of Sciences, USA 97: 1236112368.
  • McAinsh MR, Brownlee C, Hetherington AM. 1990. Abscisic acid-induced elevation of guard cell cytosolic Ca2+ precedes stomatal closure. Nature 343: 186188.
  • McAinsh MR, Brownlee C, Hetherington AM. 1992. Visualizing changes in cytosolic-free Ca2+ during the response of stomatal guard cells to abscisic acid. Plant Cell 4: 11131122.
  • McAinsh MR, Webb AR, Taylor JE, Hetherington AM. 1995. Stimulus-induced oscillations in guard cell cytosolic free calcium. Plant Cell 7: 12071219.
  • Miyawaki A, Griesbeck O, Heim R, Tsien RY. 1999. Dynamic and quantitative Ca2+ measurements using improved cameleons. Proceedings of the National Academy of Sciences, USA 96: 21352140.
  • Pei Z-M, Kuchitsu K, Ward JM, Schwarz M, Schroeder JI. 1997. Differential abscisic acid regulation of guard cell slow anion channels in Arabidopsis wild-type and abi1 and abi2 mutants. Plant Cell 9: 409423.
  • Pei Z-M, Murata Y, Benning G, Thomine S, Klusener B, Allen GJ, Grill E, Schroeder JI. 2000. Calcium channels activated by hydrogen peroxide mediate abscisic acid signalling in guard cells. Nature 406: 731734.
  • Schroeder JI, Hagiwara S. 1989. Cytosolic calcium regulates ion channels in the plasma membrane of Vicia faba guard cells. Nature 338: 427430.
  • Schroeder JI, Hagiwara S. 1990. Repetitive increases in cytosolic Ca2+ of guard cells by abscisic acid activation of nonselective Ca2+ permeable channels. Proceedings of the National Academy of Sciences, USA 87: 93059309.
  • Schroeder JI, Kwak JM, Allen GJ. 2001. Guard cell abscisic acid signaling and engineering drought hardiness in plants. Nature 410: 327330.
  • Staxen I, Pical C, Montgomery LT, Gray JE, Hetherington AM, McAinsh MR. 1999. Abscisic acid induces oscillations in guard-cell cytosolic free calcium that involve phosphoinositide-specific phospholipase C. Proceedings of the National Academy of Science, USA 96: 17791784.
  • Tretyn A, Kado RT, Kendrick RE. 1997. Loading and localization of Fluo-3 and Fluo-3/AM calcium indicators in sinapis alba root tissue. Folia Histochemistry and Cytobiology 35: 4151.
  • Webb AAR, Larman MG, Montgomery LT, Taylor JE, Hetherington AM. 2001. The role of calcium in ABA-induced gene expression and stomatal movements. Plant Journal 26: 351362.
  • Webb AAR, McAinsh MR, Mansfield TA, Hetherington AM. 1996. Carbon dioxide induces increases in guard cell cytosolic free calcium. Plant Journal 9: 297304.