Cellular mechanisms controlling light-stimulated gravitropism: Role of calcium

Critical Reviews in Plant Sciences

Volumn 5, Issue 3, 1987, Pages 205-236

  Evans, Michael L ^c  

^a UNIVERSITY OF TEXAS AT AUSTIN   (United States)

^b DEPAUW UNIVERSITY   (United States)

^c OHIO STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CALCIUM;

GRAVITROPISM; GRAVITY; GROWTH, DEVELOPMENT AND AGING; LIGHT; NASA DISCIPLINE NUMBER 40-10; NASA DISCIPLINE PLANT BIOLOGY; NASA PROGRAM SPACE BIOLOGY; NON-NASA CENTER; PHYSIOLOGY; PLANT; PLANT PHYSIOLOGY; RADIATION EXPOSURE; REVIEW;

NASA DISCIPLINE NUMBER 40-10; NASA DISCIPLINE PLANT BIOLOGY; NASA PROGRAM SPACE BIOLOGY; NON-NASA CENTER;

CALCIUM; GRAVITATION; GRAVITROPISM; LIGHT; PLANT PHYSIOLOGY; PLANTS; SUPPORT, U.S. GOV'T, NON-P.H.S.;

EID: 0023641754     PISSN: 07352689     EISSN: 15497836     Source Type: Journal    
DOI: 10.1080/07352688709382240     Document Type: Article

References (171)

1. Wilkins, M. B. and Goldsmith, M. H., The effects of red, far-red and blue light on the geotropic response of Zea mays, J. Exp. Bot., 15, 600, 1964.
2. Blaauw, O. H., The influence of blue, red and far-red light on geotropism and growth of the Avena seedling, Acta Bot. Neerl. 10, 397, 1961.
3. McArthur, J. A. and Briggs, W. R., Effect of red light on geotropism in pea epicotyls, Plant Physiol., 63, 218, 1979.
4. Tepfer, D. A. and Bonnett, H. T., The role of phytochrome in the geotropic behavior of Convolvulus arvensis, Planta, 106, 31, 1972.
5. Shen-Miller, J., Spectral response of corn (Zea mays) in root geotropism, Plant Cell Physiol., 19, 445, 1978.
6. Irvine, J. E. and Freyre, R. H., Diageotropism in Vanilla roots, Science, 124, 56, 1961.
7. Scholdeen, C. and Burstrom, H., Physiological studies of an ageotropic pea mutant, Physiol. Plant., 13, 831, 1960.
8. Pickard, B. G., Early events in geotropism of seedling shoots, Annu. Rev. Plant Physiol., 36, 55, 1985.
9. Kendrick, R. E., The physiology of phytochrome action, Soc. Exp. Biol. Symp., 36, 275, 1983.
10. Mulkey, T. J. and Evans, M. L., Geotropism in corn roots: evidence for its mediation by differential acid efflux, Science, 212, 70, 1981.
11. Brownlee, C. and Kendrick, R. E., Ion fluxes and phytochrome protons in mung bean hypocotyl segments, Plant Physiol., 64, 211, 1979.
12. Goswami, K. K. A. and Audus, L. J., Distribution of calcium, potassium, and phosphorus in Helianthus annuus hypocotyls and Zea mays coleoptiles in relation to tropic stimuli and curvature, Ann. Bot., 40, 49, 1976.
13. Brownlee, C. and Kendrick, R. E., Phytochrome and potassium uptake by mung bean hypocotyl sections, Planta, 137, 61, 1977.
14. Slocum, R. D. and Roux, S. J., Cellular and subcellular localization of calcium in gravistimulated oat coleoptiles and its possible significance in the establishment of tropic curvature, Planta, 157, 481, 1983.
15. Hale, C. C., II and Roux, S. J., Photoreversible calcium fluxes induced by phytochrome in oat coleoptile cells, Plant Physiol., 65, 658, 1980.
16. Harrison, M. and Pickard, B. G., Burst of ethylene upon horizontal placement of tomato seedlings. Plant Physiol., 75, 1167, 1984.
17. DeGreef, J. A. and Fredericq, H., Photomorphogenesis and hormones, in Photomorphogenesis, Shropshire, W., Jr. and Mohr, H., Eds., Springer-Verlag, Berlin, 1983, 401.
18. Firn, R. D. and Digby, J., The establishment of tropic curvatures in plants, Annu. Rev. Plant Phys-iol., 31, 131, 1980.
19. Morgan, D. C. and Smith, H., Stimulated sunflecks have large, rapid effects on plant stem extension, Nature (London), 273, 534, 1978.
20. Daye, S., Biro, R. L., and Roux, S. J., Inhibition of gravitropism in oat coleoptiles by the calcium chelator, ethylene glycolbis-(β-aminoethyl ether)-N, N'-tetraacetic acid, Physiol. Plant., 61, 449, 1984.
21. Biro, R. L., Hale, C. C., II, Wiegand, O. F., and Roux, S. J., Effects of chlorpromazine on gravi-tropism in Avena coleoptiles, Ann. Bot., 50, 737, 1982.
22. Wayne, R. and Hepler, P. K., The role of calcium ions in phytochrome-mediated germination of spores of Onoclea sensibilis L., Planta, 160, 12, 1984.
23. Serlin, B. S. and Roux, S. J., Modification of chloroplast movement in the green alga, Mougeotia, by the Ca 2+ ionophore A23187 and by calmodulin antagonists, Proc. Nail. Acad. Sci. U.S.A., 81, 6368, 1984.
24. Hepler, P. K. and Wayne, R. O., Calcium and plant development, Annu, Rev. Plant Physiol., 36, 397, 1985.
25. Roux, S. J., Ca 2+ and phytochrome action in plants, BioSci., 34, 25, 1984.
26. Cheung, W. Y., Calmodulin plays a pivotal role in cellular regulation, Science, 207, 19, 1980.
27. Bode, H. R., Uber den Einfluss der Geoinduktion auf die kationverteilung im Hypokotyl von Helianthus annuus, Planta, 54, 15, 1960.
28. Arslan-Cerim, N., The redistribution of radioactivity in geotropically stimulated hypocotyls of Helianthus annuus pretreated with radioactive calcium, J. Exp. Bot., 17, 236, 1966.
29. Tagawa, T. and Bonner, J., Mechanical properties of the Avenacoleoptile as related to auxin and to ionic interactions, Plant Physiol., 32, 207, 1957.
30. Cleland, R. E. and Rayle, D. L., Reevaluation of the effect of calcium ions on auxin-induced elon-gation, Plant Physiol., 60, 709, 1977.
31. Slocum, R. D. and Roux, S. J., An improved method for the subcellular localization of calcium using a modification of the antimonate precipitation technique, J. Histochem. Cytochem., 30, 617, 1982.
32. Slocum, R. D. and Roux, S. J., Cellular and subcellular localization of calcium in gravistimulated oat coleoptiles and its possible significance in the establishment of tropic curvature, Planta, 157, 481, '1983.
33. Kuzmanoff, K. M., Identification of calmodulin released by osmotic shock of maize roots, in Structure, Function and Biosynthesis of Plant Cell Walls, Dugger, W. M. and Bartnicki-Garcia, S., Eds., American Society of Plant Physiologists, Rockville, Md., 1984, 457.
34. Biro, R. L., Daye, S., Serlin, B. S., Terry, M. E., Datta, N., Sopory, S. K., and Roux, S. J., Characterization of oat calmodulin and radioimmunoassay of its subcellular distribution, Plant Phys-iol., 75, 382, 1984.
35. Kim, S.-H. and Roux, S. J., unpublished data, 1986.
36. Dauwalder, M. A., Roux, S. J., and Hardison, L. K., Distribution of calmodulin in pea seedlings: immunocytochemical localization in plumules and root apices, Planta, 168, 461, 1986.
37. Dauwalder, M., Roux, S. J., and Rabenberg, L. K., Cellular and subcellular localization of calcium in gravistimulated corn roots, Protoplasma, 129, 137, 1985.
38. Hanson, J. B., The functions of calcium in plant nutrition, in Advances in Plant Nutrition, Vol. 1, Tinker, P. B. and Lauchli, A., Eds., Praeger, New York, 1984, 149.
39. Dieter, P. and Marme, D., Calmodulin activation of plant microsomal Ca 2+ uptake, Proc. Natl. Acad. Sci. U.S.A., 77, 7311, 1980a.
40. Blumwald, E. and Poole, R. J., Kinetics of Ca3+ /H + antiport in isolated tonoplast vesicles from storage tissue of Beta vulgarisl., Plant Physiol., 80, 727, 1986.
41. Bush, D. R. and Sze, H., Calcium transport in tonoplast and endoplasmic reticulum vesicles isolated from cultured carrot cells, Plant Physiol., 80, 549, 1986.
42. Slocum, R. D., Studies on the Localization of Phytochrome and Calcium in Light- and Gravity-Stimulated Plants, Ph. D. thesis, University of Texas, Austin, 1981.
43. Roux, S. J. and Biro, R. L., Quantitation of chloropromazine bound calmodulin during chloroprom-azine inhibition of gravitropism, Physiologist, 25, S-107, 1982.
44. Prozialeck, W. C., Cimino, M., and Weiss, B., Photoaffinity labeling of calmodulin by phenothiazine antipsychotics, Mol. Pharmacol., 19, 264, 1981.
45. Lee, J. S., Mulkey, T. J., and Evans, M. L., Gravity-induced polar transport of calcium across root tips of maize, Plant Physiol., 73, 874, 1983.
46. Lee, J. S., Mulkey, T. J., and Evans, M. O., Inhibition of polar calcium movement and gravitropism in roots treated with auxin-transport inhibitors, Planta, 160, 536, 1984.
47. Lee, J. and Evans, M., Photo-dependence of the induction of polar calcium transport across caps of gravistimulated maize roots, Plant Physiol., 75S, 177, 1984.
48. Moore, R., Calcium movement, graviresponsiveness and the structure of columella cells and columella tissues in roots of Allium cepa L., Ann. Bot., 56, 173, 1985.
49. Moore, R., Cytochemical localization of calcium in cap cells of primary roots of Zea mays, Physiol-ogist, 28, S-113, 1985.
50. Lee, J. S., Mulkey, T. J., and Evans, M. O., Reversible loss of gravitropic sensitivity in maize roots after tip application of calcium chelators, Science, 220, 1375, 1983.
51. Roux, S. J., Wayne, R. O., and Datta, N., Role of calcium ions in phytochrome responses: an update, Physiol. Plant., 66, 344, 1986.
52. Weisenseel, M. H. and Ruppert, H. K., Phytochrome and calcium ions are involved in light-induced depolarization in Nitella, Planta, 137, 225, 1977.
53. Dreyer, E. M. and Weisenseel, M. H., Phytochrome-mediated uptake of calcium in Mougeotia cells, Planta, 146, 31, 1979.
54. Das, R. and Sopory, S. K., Evidence of regulation of calcium uptake by phytochrome in maize protoplasts, Biochem. Biophys. Res. Commun., 128, 1455, 1985.
55. Nishizuka, Y., Protein kinases in signal transduction, Trends Biochem. Sci., 9, 163, 1984.
56. Roux, S. J., McEntire, K., Slocum, R. D., Cedel, T. E., and Hale, C. C., II, Phytochrome induces photoreversible calcium fluxes in a purified mitochondrial fraction from oats, Proc. Natl. Acad. Sci. U.S.A., 78, 283, 1981.
57. Serlin, B. S., Sopory, S. K., and Roux, S. J., Modulation of oat mitochondrial ATPase activity by Ca 2+ and phytochrome, Plant Physiol., 74, 827, 1984.
58. Moore, P. B., Kraus-Friedmann, N., and Dedman, J. R., Unique calcium-dependent hydrophobic binding proteins: possible independent mediators of intracellular calcium distinct from calmodulin, Cell Sci., 72, 121, 1984.
59. Tobin, E. M. and Silverthorne, J., Light regulation of gene expression in higher plants, Annu. Rev. Plant Physiol., 36, 569, 1985.
60. Datta, N., Chen, Y.-R., and Roux, S. J., Phytochrome and calcium stimulation of protein phosphorylation in isolated pea nuclei, Biochem. Biophys. Res. Commun., 128, 1403, 1985.
61. Datta, N, and Roux, S. J., Regulation of enzymes in isolated plant nuclei, BioEssays, 5, 120, 1986.
62. Wong, Y.-S., Cheng, H.-C., Walsh, D. A., and Lagarias, J. C., Poster report at UCLA Symp. on Mol. Biol, of Plant Growth Control, February, 1986.
63. Chen, Y.-R. and Roux, S. J., Characterization of nucleoside triphosphatase activity in isolated pea nuclei and its photoreversible regulation by light, Plant Physiol., 81, 609, 1986.
64. Chen, Y.-R., unpublished data.
65. Chen, Y.-R. and Roux, S. J., unpublished observations, 1986.
66. Williams, D. A., Fogarty, K. E., Tsien, R. Y., and Fay, F. S., Calcium gradients in single smooth muscle cells revealed by the digital imaging microscope using Fura-2, Nature (London), 318, 558, 1985.
67. Evans, M., The action of auxin on plant cell elongation, CRC Crit. Rev. Plant Sci., 2 (4), 317, 1985.
68. Jacobs, M. and Gilbert, S., Basal localization of the presumptive auxin transport carrier in pea stem cells, Science, 220, 1297, 1983.
69. Bandurski, R. S., Schulze, A., and Momonoki, Y., Gravity-induced asymmetric distribution of a plant growth hormone, Physiologist, 27, S123, 1984.
70. Ching, T.-M.T., Hamilton, R. H., and Bandurski, R. S., Selective inhibition of the geotropic response by n-l-naphthylphthalamic acid, Physiol. Plant., 9, 546, 1956.
71. Wright, L. Z. and Rayle, D. L., Evidence for a relationship between H + excretion and auxin in shoot gravitropism, Plant Physiol., 72, 99, 1983.
72. Mulkey, T. J., Kuzmanoff, K. M., and Evans, M. L., Auxin promotion of growth and H + secretion in roots treated with the ethylene biosynthesis inhibitors, aminoethoxyvinylglycine and cobalt, Plant Sci. Lett., 25, 43, 1982.
73. Pickard, B. G., Roles of hormones in geotropism, in Encyclopedia of Plant Physiology: Hormonal Regulation of Development III. Role of Environmental Factors, Pharis, R. P. and Reid, D. M., Eds., Springer-Verlag, Berlin, 1985, 193.
74. Janistyn, B., IndoIe-3-essisaure induzierte Calciumionen-abgabe bei Maiskoleoptilzykindem, Natur-forscher, 28, 777, 1973.
75. Buckhout, T. J., Morre, D. J., Young, K. A., and Low, P. S., Response of isolated plant membranes to auxins: calcium release, Bot. Gaz., 141, 418, 1980.
76. Kubowicz B. D. Vanderhoef L. N. and Hanson J. B. ATP-dependent calcium transport in plasmalemma preparations from soybean hypocotyls. Effect of hormone treatments Plant Physiol. 69 187 1982.
77. de Guzman C. C. and Dela Fuente R. K. Polar calcium flux in sunflower hypocotyl segments. I. The effect of auxin Plant Physiol. 76 347 1984.
78. Evans E. C. III Polar transport of calcium in the primary roots of Zea mays Science 144 174 1964.
79. Macklon A. E. S. Cortical cell fluxes and transport to the stele in excised root segments of Allium cepa L. II. Calcium Planta 122 131 1975.
80. Goldsmith M. H. M. The polar transport of auxin Annu. Rev. Plant Physiol. 28 439 1977.
81. Dela Fuente R. K. Role of calcium in the polar secretion of indoleacetic acid Plant Physiol. 76 342 1984.
82. Raghothama K. G. Mizrahi Y. and Poovaiah B. W. Effect of calmodulin antagonists on auxin-induced elongation plant Physiol. 79 28 1985.
83. Elliott D. C. Batchelor M. Cassar R. A. and Marinos N. G. Calmodulin-binding drugs affect responses to cytokinin auxin and gibberellic acid Plant Physiol. 72 219 1983.
84. Lado P. Cerana R. Bonetti A. Marre M. T. and Marre E. Effects of calmodulin inhibitors in plants. I. Synergism with fusicoccin in the stimulation of growth and H + secretion and in the hyperpolarization of the transmembrane electric potential Plant Sci. Lett. 23 253 1981.
85. Kazama H. and Katsumi M. Auxin-gibberellin relationships in their effects on hypocotyl elongation of light-grown cucumber seedlings. Responses of sections to auxin gibberellin and sucrose Plant Cell Physiol. 14 449 1973.
86. Phillips I. D. J. Endogenous gibberellin transport and biosynthesis in relation to geotropic induction of excised sunflower shoot-tips Planta 105 234 1972.
87. Firn R. D. Digby J. and Pinsent C. Evidence against the involvement of gibberellins in the differential growth which causes geotropic curvature Z. Pflanzenphysiol. Bd. 82 S-179 1977.
88. Mertens R. and Weiler E. W. Kinetic studies on the redistribution of endogenous growth regulators in gravireacting plant organs Planta 158 339 1983.
89. Fim R. D. The involvement of gibberellins in geotropism and phototropism The Biochemistry and Physiology of Gibberellins Vol. 2 Crozier A. Ed. Praeger New York 1983 375.
90. Moll C. and Jones R. L. Calcium and gibberellin-induced elongation of lettuce hypocotyl sections Planta 152 450 1981.
91. Jones R. L. and Moll C. Gibberellin-induced growth in excised lettuce hypocotyls The Biochemistry and Physiology of Gibberellins Vol. 2 Crozier A. Ed. Praeger New York 1983 95.
92. Sordahl L. A. Effects of magnesium ruthenium red and the antibiotic ionophore A-23187 on initial rates of calcium uptake and release by heart mitochondria Arch. Biochem. Biophys. 167 104 1974.
93. Luft J. H. Ruthenium red and violet. II. Fine structural localization in animal tissue Anat. Rec. 171 369 1971.
94. Trewavas A. J. Growth substance sensitivity; the limiting factor in plant development Physiol. Plant. 55 60 1982.
95. Deikman J. and Jones R. L. Regulation of the accumulation of mRNA for ar-amylase isoenzymes in barley aleurone Plant Physiol. 80 672 1986.
96. Bucher D. and Pilet P. E. Ethylene production in growing and gravireacting maize and pea root segments Plant Sci. Lett. 22 7 1981.
97. Chadwick A. V. and Burg S. P. Regulation of root growth by auxin-ethylene interaction Plant Physiol. 45 192 1970.
98. Wheeler R. M. and Salisbury F. B. Ethylene inhibitors slow gravitropic response in mature shoots Science 209 1126 1980.
99. Wheeler R. M. and Salisbury F. B. Gravitropism in higher plant shoots. I. A role for ethylene Plant Physiol. 67 686 1981.
100. Zobel R. W. Control of morphogenesis in the ethylene-requiring tomato mutant Diageotropica Can. J. Bot. 52 735 1974.
101. Mulkey T. Physiological and Anatomical Comparisons Between the Diageotropica Mutant of Tomato (Lycopersicon esculentum Mill.) and its Isogenic Parent Variety VFN-8 M.S. thesis University of Arkansas Fayetteville 1979.
102. Bradford K. J. and Yang S. F. Stress-induced ethylene production in the ethylene-requiring tomato mutant diageotropica Plant Physiol. 65 327 1980.
103. Bucher D. and Pilet P.-E. Ethylene effects on growing and gravireacting maize root segments Physiol. Plant. 55 1 1982.
104. Legge R. L. Thompson J. E. Baker J. E. and Lieberman M. The effect of calcium on the fluidity and phase properties of microsomal membranes isolated from postclimacteric golden delicious apples Plant Cell Physiol. 23 161 1982.
105. Lieberman M. and Wang S. Y. Influence of calcium and magnesium on ethylene production by apple tissue slices Plant Physiol. 69 1150 1982.
106. Yang S. F. Regulation of ethylene biosynthesis Hort. Sci. 15 238 1980.
107. Ben-Arie R. Lurie S. and Mattoo A. K. Temperature-dependent inhibitory effects of calcium and spermine on ethylene biosynthesis in apple discs correlate with changes in microsomal membrane microviscosity Plant Sci. Lett. 24 239 1982.
108. Green J. The effect of potassium and calcium on cotyledon expansion and ethylene evolution induced by cytokinins Physiol. Plant. 57 57 1983.
109. Lau O.-L. and Yang S. F. Synergistic effect of calcium and kinetin on ethylene production by the mung bean hypocotyl Planta 118 1 1974.
110. Lau O.-L. and Yang S. D. Interaction of kinetin and calcium in relation to their effect on stimulation of ethylene production Plant Physiol. 55 738 1975.
111. Lau O.-L. and Yang S. F. Stimulation of ethylene production in the mung bean hypocotyls by cupric ion calcium ion and kinetin Plant Physiol. 57 88 1976.
112. Feldman L. J. Root gravitropism Physiol. Plant. 65 341 1985.
113. Juniper B. E. Geotropism Annu. Rev. Plant Physiol. 27 385 1976.
114. Audus L. J. Abscisic acid in root growth and geotropism in Abscisic Acid Addicott F. T. Ed. Praeger New York 1983 421.
115. Wilkins M. B. Gravitropism in Advanced Plant Physiology Wilkins M. B. Ed. Pitman New York 1984 163.
116. Suzuki T. Kondo N. and Fujii T. Distribution of growth regulators in relation to the light-induced geotropic responsiveness in Zea roots Planta 145 323 1979.
117. Rivier L. and Pilet P. E. Abscisic acid levels in the root tips of seven Zea mays varieties Phyto-chemistry 20 17 1981.
118. Moore R. Smith J. D. and Fong F. Gravitropism in abscisic-acid deficient seedlings of Zea mays Am. J Bot. 72 1311 1985.
119. Moore R. and Smith J. D. Growth graviresponsiveness and abscisic-acid content of Zea mays seedlings treated with fluridone Planta 162 342 1984.
120. Willmer C. M. and Mansfield T. A. A critical examination of the use of detached epidermis in studies of stomatal physiology New Phytol. 68 363 1969.
121. DeSilva D. L. R. Hetherington A. M. and Mansfield T. A. Synergism between calcium ions and abscisic acid in preventing stomatal opening New Phytol. 100 473 1985.
122. Hetherington A. M. DeSilva D. L. R. Cox R. C. and Mansfield T. A. Abscisic acid calcium ions and stomatal function in Molecular and Cellular Aspects of Calcium in Plant Development Trewavas A. J. Ed. Plenum Press New York 1986 387.
123. Hall R. H. Cytokinins as a probe of developmental processes Annu. Rev. Plant Physiol. 24 415 1973.
124. Miller C. O. Similarity of some kinetin and red light effects Plant Physiol. 31 318 1956.
125. Kochhar V. K. Kochhar S. and Mohr H. Action of light and kinetin on betalain synthesis in seedlings of Amaranthus caudatas: a two-factor analysis Ber. Dtsch. Bot. Ges. 94 27 1981.
126. Bassim T. A. H. and Pecket R. C. The effect of membrane stabilizers on phytochrome-controlled anthocyanin biosynthesis in Brassica oleracea Phytochemistry 14 731 1975.
127. Ford M. J. Kasemir H. and Mohr H. The influence of phytochrome and kinetin on chlorophyll accumulation in mustard cotyledons: a two-factor analysis Ber. Dtsch. Bot. Ges. 94 35 1981.
128. Saunders M. J. and Helper P. K. Ca2+ ionophore A23187 stimulates cytokinin-like mitosis in Fu-naria Science 217 943 1982.
129. Saunders, M. J. and Hepler, P. K., Calcium antagonists and calmodulin inhibitors block cytokinin-induced bud formation in Funaria Dev. Biol. 99 41 1983.
130. Poovaiah B. W. and Veluthambi K. The role of calcium and calmodulin in hormone action in plants: importance of protein phosphorylation in Molecular and Cellular Aspects of Calcium in Plant Development Trewavas A. J. Ed. Plenum Press New York 1986 83.
131. Lejohn H. B. and Cameron L. E. Cytokinins regulate calcium binding to a glycoprotein from fungal cells Biochem. Biophys. Res. Commun. 54 1053 1973.
132. Kohler K.-H. Dorfler M. and Goring H. The influence of light on the cytokinin content of Amaranthus seedlings Physiol. Plant. 22 128 1980.
133. Tanada T. A rapid photoreversible response of barley root tips in the presence of 3-indolacetic acid Proc. Natl. Acad. Sci. U.S.A. 59 376 1968.
134. Jaffe M. J. Photochrome-mediated bioelectric potentials in mung bean seedlings Science 162 1016 1968.
135. Tanada T. Antagonism between indoleacetic acid and abscisic acid on a rapid phytochrome-mediated process Nature (London) 236 460 1972.
136. Lurssen K. Counteraction of phytochrome to the IAA-induced hydrogen ion excretion in A vena coleoptile cylinders Plant Sci. 389 1976.
137. Hillman W. S. Interactions of growth substances and photoperiodically active radiations on the growth of pea internode section in Photoperiodism and Related Phenomena in Plant and Animal Withrow R. B. Ed. American Association for the Advancement of Science Washington D.C. 1959 181.
138. Muir R. M. and Chang K. C. Effect of red light on coleoptile growth Plant Physiol. 54 286 1974.
139. Russell D. W. and Galston A. W. Blockage by gibberellic acid of phytochrome effects on growth auxin responses and flavonoid synthesis in etiolated pea internodes Plant Physiol. 44 1211 1969.
140. Scott T. K. and Wilkins M. B. Auxin transport in roots. IV. Effects of light on IAA movement and geotropic responsiveness in Zea roots Planta 87 249 1969.
141. Kondo N. Fujii T. and Yamaki T. Effect of light on auxin transport and elongation of Avena mesocotyl Dev. Growth Differentiation 11 46 1969.
142. Lino M. Action of red light on indole-3-acetic-acid status and growth in coleoptiles of etiolated maize seedlings Planta 156 21 1982.
143. Loveys B. R. and Wareing P. F. The hormonal control of wheat leaf unrolling Planta 98 117 1971.
144. Scott R. A. and Liverman J. L. Control of etiolated bean leaf disc expansion by gibberellins and adenine Science 126 122 1957.
145. Lockhart J. A. Reversal of the light inhibition of pea stem growth by the gibberellins Proc. Natl. Acad. Sci. U.S.A. 42 841 1956.
146. Acton G. J. and Murray P. B. The roles of auxin and gibberellin in reversing radiation inhibition of hypocotyl lengthening Planta 117 219 1974.
147. Reid D. M. Clements J. B. and Carr D. J. Red light induction of gibberellin synthesis in leaves Nature (London) 217 580 1968.
148. Reid D. M. Tuing M. S. Durley R. C. and Railton I. D. Red-light-enhanced conversion of tritiated gibberellin A into other gibberellin-like substances in homogenates of etiolated barley leaves Planta 108 67 1972.
149. Cooke R. J. and Saunders P. F. Phytochrome-mediated changes in extractable gibberellin activity in a cell-free system from etiolated wheat leaves Planta 123 299 1975.
150. Cooke R. J. and Saunders P. F. Photocontrol of gibberellin levels as related to the unrolling of etiolated wheat leaves Planta 126 151 1975.
151. Hilton J. R. and Smith H. The presence of phytochrome in purified barley etioplasts and its in vitro regulation of biologically-active gibberellin levels in etioplasts Planta 148 312 1980.
152. Evans A. and Smith H. Localization of phytochrome in etioplasts and its regulation in vitro of gibberellin levels proc. Natl. Acad. Sci. U.S.A. 73 138 1976.
153. Goeschl J. D. Pratt H. K. and Bonner B. A. An effect of light on the production of ethylene and the growth of the plumular portion of etiolated pea seedlings Plant Physiol. 42 1077 1967.
154. Kang B. G. and Burg S. P. Involvement of ethylene in phytochrome-mediated carotenoid synthesis Plant Physiol. 49 631 1972.
155. Samimy C. Effect of light on ethylene production and hypocotyl growth of soybean seedlings Plant Physiol. 61 772 1978.
156. Burg S. P. Ethylene in plant growth Proc. Natl. Acad. Sci. U.S.A. 70 591 1973.
157. Bassi P. K. and Spencer M. S. Effect of carbon dioxide and light on ethylene production in intact sunflower plants Plant Physiol. 69 1222 1982.
158. Bassi P. K. and Spencer M. S. Does light inhibit ethylene production in leaves Plant Physiol. 73 758 1983.
159. Pilet P. E. and Rivier L. Light and dark georeaction of maize roots: effect and endogenous level of abscisic acid Plant Sci. Lett. 18 201 1980.
160. Feldman L. J. Effects of norflurazon on the levels of abscisic acid and xanthoxin in caps of gravis-timulated roots of maize Physiologist 28 S-117 1985.
161. Feldman L. J. Arroyave N. J. and Sun P. S. Abscisic acid xanthoxin and violaxanthin in the caps of gravistimulated maize roots Planta 166 483 1985.
162. Bruinsma J. Franssen J. M. and Knegt E. Phototropism as a phenomenon of inhibition in Plant Growth Substances 1979 Skoog F. Ed. Springer-Verlag Berlin 1980 444.
163. Satter R. L. Geballe G. T. and Galston A. W. Potassium flux and leaf movement in Samanea saman. II. Phytochrome controlled movement J. Gen. Physiol. 64 431 1974.
164. Brownlee C. and Kendrick R. E. Ion fluxes and phytochrome protons in mung bean hypocotyl segments. I. Fluxes of potassium Plant Physiol. 64 206 1979.
165. Clarkson D. T. and Hanson J. B. The mineral nutrition of higher plants Annu. Rev. Plant Physiol. 31 239 1980.
166. Pike C. S. and Richardson A. E. Phytochrome-controlled hydrogen ion excretion by Avena co-leoptiles Plant Physiol. 59 615 1977.
167. Junghans H. and Jaffe M. J. Rapid respiratory changes due to red light or acetylcholine during the early events of phytochrome-mediated photomorphogenesis Plant Physiol. 49 1 1972.
168. Mulkey T. J. Kuzmanoff K. M. and Evans M. L. Correlations between proton efflux patterns and growth patterns during geotropism and phototropism in maize and sunflower Planta 152 239 1982.
169. Wright L. Z. and Rayle D. L. Inhibition of shoot geotropism by neutral buffers Plant Physiol. 69 278 1982.
170. Behrens H. M. Weisenseel M. H. and Sievers A. Rapid changes in the pattern of electric current arounds the root tip of Lepidium sativum L. following gravistimulation Plant Physiol. 70 1079 1983.
171. Weisenseel M. H. Dorn A. and Jaffe L. F. Natural H* currents traverse growing roots and root hairs of barley (Hordeum vulgarel.) Plant Physiol. 64 512 1979.