• 1
    Aebi H. (1984) Catalase in vitro. Methods in Enzymology 105, 121126.
  • 2
    Ballaré C.L., Barnes P.W., Flint S.D. (1995a) Inhibition of hypocotyl elongation by ultraviolet-B radiation in de-etiolating tomato seedlings. I. The photoreceptor. Physiologia Plantarum 93, 584592.
  • 3
    Ballaré C.L., Barnes P.W., Flint S.D., Price S. (1995b) Inhibition of hypocotyl elongation by ultraviolet-B radiation in de-etiolating tomato seedlings. II. Time-course, comparisons with flavonoid responses, and adaptive significance. Physiologia Plantarum 93, 593601.
  • 4
    Ballaré C.L., Scopel A.L., Stapleton A.L., Yanovsky M.J. (1996) Solar ultraviolet-B radiation affects seedling emergence, DNA integrity, plant morphology, growth rate, and attractiveness to herbivore insects in Datura ferox. Plant Physiology 112, 161170.
  • 5
    Barnes P.W., Flint S.D., Caldwell M.M. (1990) Morphological responses of crop and weed species of different growth forms to ultraviolet-B radiation. American Journal of Botany 77, 13541360.
  • 6
    Bartholic J.F., Halsey L.H., Garrard I.A. (1975) Field trials with filters to test for effects of UV radiation on agricultural productivity. In Climatic Impact Assessment Program Monograph No. 5 (eds D.S. Nachtwey, M.M. Caldwell & R.H. Biggs), pp. 4/61–4/71. US Department of Transportation no. DOT-TST-76–55, National Technical Information Service, Springfield, VA.
  • 7
    Beggs C.J. & Wellmann E. (1994) Photocontrol of flavonoid biosynthesis. In Photomorphogenesis in Plants, 2nd edn (eds R.E. Kendrick & G.H.M. Kronenberg), pp. 733–751. Kluwer, Dordrecht.
  • 8
    Beuchamp C.H. & Fridovich I. (1971) Superoxide dismutase: improved assays and an assay applicable to acrylamide gels. Analytical Biochemistry 44, 276287.
  • 9
    Beyschlag W., Barnes P.W., Flint S.D., Caldwell M.M. (1988) Enhanced UV-B radiation has no effect on photosynthetic characteristics of wheat (Triticum aestivum L.) and wild oat (Avena fatua L.) under glasshouse and field conditions. Photosynthetica 22, 516525.
  • 10
    Bornman J.F. & Teramura A.H. (1993) Effects of ultraviolet-B radiation on terrestrial plants. In Environmental UV Photobiology (eds A.R. Young, L.O. Björn, J. Moan & W. Nultsch), pp. 427–471. Plenum Press, New York.
  • 11
    Bradford M. (1976) A rapid and sensitive method for the quantification of microgram quantities of protein utilizing the principle of protein–dye binding. Analytical Biochemistry 72, 248254.
  • 12
    Britt A.B. (1995) Repair of DNA damage induced by ultraviolet radiation. Plant Physiology 108, 891896.
  • 13
    Caldwell M.M., Teramura A.H., Tevini M., Bornman J.F., Björn L.O., Kulandaivelu G. (1995) Effects of increased solar ultraviolet radiation on terrestrial plants. Ambio 24, 166173.
  • 14
    Conklin P.L., Williams E.H., Last R.L. (1996) Environmental stress sensitivity of an ascorbic acid-deficient Arabidopsis mutant. Proceedings of the National Academy of Sciences of the USA 93, 99709974.
  • 15
    Dai Q., Yan B., Huang S., Liu X., Peng S., Miranda M.L.L., Chavez A.Q., Vergara B.S., Olszyk D.M. (1997) Response of oxidative stress defense systems in rice (Oryza sativa) leaves with supplemental UV-B radiation. Physiologia Plantarum 101, 301308.
  • 16
    Doyle J.J. & Doyle J.L. (1987) A rapid DNA isolation procedure for small quantities of fresh leaf tissue. Phytochemistry Bulletin 19, 1115.
  • 17
    Ensminger P.A. (1993) Control of development in plants and fungi by far-UV radiation. Physiologia Plantarum 88, 501508.
  • 18
    Gallagher S.R. (1994) Quantitation of DNA and RNA with absorption and fluorescence spectroscopy. In Current Protocols in Molecular Biology, Vol. 3 (eds D.M. Ausubel, R. Brent, R.E. Kingston, D.D. Moore, J.G. Seidman, J.A. Smith & K. Struhl), (Suppl. 28). J. Wiley & Sons, New York.
  • 19
    Green R. & Fluhr R. (1995) UV-B-induced PR-1 accumulation is mediated by active oxygen species. Plant Cell 7, 203212.
  • 20
    Kendall A.C., Keys A.J., Turner J.C., Lea P.J., Miflin B.J. (1983) The isolation and characterization of a catalase-deficient mutant of barley (Hordeum vulgare L.). Planta 159, 501511.
  • 21
    Kim H.Y., Kobayashi K., Nouchi I., Yoneyama T. (1996a) Differential influences of UV-B radiation on antioxidants and related enzymes between rice (Oryza sativa L.) and cucumber (Cucumis sativus L.) leaves. Environmental Science 9, 5563.
  • 22
    Kim H.Y., Kobayashi K., Nouchi I., Yoneyama T. (1996b) Changes in antioxidant levels and activities of related enzymes in rice (Oryza sativa L.) leaves irradiated with enhanced UV-B radiation under field conditions. Environmental Science 9, 5563.
  • 23
    Kramer G.F., Norman H.A., Krizek D.T., Mireki R.M. (1991) Influence of UV-B radiation on polyamines, lipid peroxidation and membrane lipids in cucumber. Phytochemistry 30, 21012108.
  • 24
    Landry L.G., Chapple C.C.S., Last R.L. (1995) Arabidopsis mutants lacking phenolic sunscreens exhibit enhanced ultraviolet-B injury and oxidative damage. Plant Physiology 109, 11591166.
  • 25
    Liu L., Gitz D.C. III, McClure J.W. (1995) Effects of UV-B on flavonoids, ferulic acid, growth and photosynthesis in barley primary leaves. Physiologia Plantarum 93, 725733.
  • 26
    Malanga G. & Puntarulo S. (1995) Oxidative responses and antioxidant content in Chlorella vulgaris after exposure to ultraviolet-B radiation. Physiologia Plantarum 94, 672679.
  • 27
    Mark U., Saile-Mark M., Tevini M. (1996) Effects of solar UVB radiation on growth, flowering and yield of Central and Southern European maize cultivars (Zea mays L.). Photochemistry and Photobiology 64, 457463.
  • 28
    Mepsted R., Paul N.D., Stephen J., Corlett J.E., Nogués S., Baker N.R., Jones H.G., Ayres P.G. (1996) Effects of enhanced UV-B radiation on pea (Pisum sativum L.) grown under field conditions in the UK. Global Change Biology 2, 325334.
  • 29
    Nakano Y. & Asada K. (1981) Hydrogen peroxide is scavenged by ascorbate-specific peroxidase in spinach chloroplasts. Plant Cell Physiology 22, 539549.
  • 30
    Orce L.V., Rae G., Helbling E.W. (1995) Latitudinal UVR-PAR monitoring network in Argentina: data from October 1994 to September 1995. Contribución Científica no. 17 of the Centro Austral de Investigaciones Científicas (CADIC). Ushuaia, Argentina.
  • 31
    Prasad T.K., Anderson M.D., Martin B.A., Stewart C.R. (1994) Evidence for chilling-induced oxidative stress in maize seedlings and a regulatory role for hydrogen peroxide. Plant Cell 6, 6574.
  • 32
    Rao M.V., Paliyath G., Ormrod D.P. (1996) Ultraviolet-B and ozone-induced biochemical changes in antioxidant enzymes of Arabidopsis thaliana. Plant Physiology 110, 125136.
  • 33
    Reuber S., Bornman J.F., Weissenböck G. (1996) A flavonoid mutant of barley (Hordeum vulgare L.) exhibits increased sensitivity to UV-B radiation in the primary leaf. Plant Cell and Environment 19, 593601.
  • 34
    Rousseaux M.C., Ballaré C.L., Scopel A.L., Searles P.S., Caldwell M.M. (1998) Solar ultraviolet-B radiation affects plant–insect interactions in a natural ecosystem of Tierra del Fuego (southern Argentina). Oecologia 116, 528535.
  • 35
    Rozema J., Van De Staaij J., Björn L.O., Caldwell M.M. (1997) UV-B as an environmental factor in plant life: stress and regulation. Trends in Ecology and Evolution 12, 2228.
  • 36
    Saile-Mark M. & Tevini M. (1997) Effects of solar UV-B radiation on growth, flowering and yield of central and southern European bush bean cultivars (Phaseolus vulgaris L.). Plant Ecology 128, 114125.
  • 37
    Searles P.S., Caldwell M.M., Winter K. (1995) The response of five tropical species to solar ultraviolet-B radiation. American Journal of Botany 82, 445453.
  • 38
    Sen Gupta A., Webb R.P., Holaday A.S., Allen R.D. (1993) Overexpression of superoxide dismutase protects plants from oxidative stress. Induction of ascorbate peroxidase in superoxide dismutase-overexpressing plants. Plant Physiology 103, 10671073.
  • 39
    Stapleton A.E., Mori T., Walbot V. (1993) A simple and sensitive antibody-based method to measure UV-induced DNA damage in Zea mays. Plant Molecular Biology Reporter 11, 230236.
  • 40
    Stapleton A.E., Thornber C.S., Walbot V. (1997) UV-B component of sunlight causes measurable damage in field-grown maize (Zea mays L.): developmental and cellular heterogeneity of damage and repair. Plant, Cell and Environment 20, 279290.
  • 41
    Strid Å., Chow W.S., Anderson J.M. (1994) UV-B damage and protection at the molecular level in plants. Photosynthesis Research 39, 475489.
  • 42
    Takeuchi Y., Fukumoto R., Kasahara H., Sakaki T., Kitao M. (1995) Peroxidation of lipids and growth inhibition induced by UV-B irradiation. Plant Cell Reports 14, 566670.
  • 43
    Takeuchi Y., Kubo H., Kasahara H., Sakaki T. (1996) Adaptive alterations in the activities of scavengers of active oxygen in cucumber cotyledons irradiated with UV-B. Journal of Plant Physiology 147, 589592.
  • 44
    Taylor R.M., Nikaido O., Jordan B.R., Rosamond J., Bray C.M., Tobin K. (1996) Ultraviolet-B induced DNA lesions and their removal in wheat (Triticum aestivum L.) leaves. Plant, Cell and Environment 19, 171181.
  • 45
    Willekens H., Van Camp W., Van Montagu M., Inzé D., Langebartels C., Sandermann H. (1994) Ozone, sulfur dioxide and ultraviolet B have similar effects on mRNA accumulation of antioxidant genes in Nicotiana plumbaginifolia L. Plant Physiology 106, 10071014.