- JE Garbarino, WR Belknap. Isolation of a ubiquitin-ribosomal protein gene (ubi3) from potato and expression
of its promoter in transgenic plants. Plant Mol Biol 24:119–127, 1994.
- JE Garbarino, T Oosumi, WR Belknap. Isolation of a polyubiquitin promoter and its expression in transgenic
potato plants. Plant Physiol 109:1371–1378, 1995.
- N Ito, K Tomizawa, K Tanaka, M Matsui, RE Kendrick, T Sato, H Nakagawa. Characterization of 26S
proteasome alpha- and beta-type and ATPase subunits from spinach and their expression during early stages
of seedling development. Plant Mol Biol 34:307–316, 1997.
- K Nakashima, T Kiyosue, K Yamaguchi-Shinozaki, K Shinozaki. A nuclear gene, erd1, encoding a
chloroplast-targeted Clp protease regulatory subunit homolog is not only induced by water stress but also
developmentally up-regulated during senescence in Arabidopsis thaliana. Plant J 12:851–861, 1997.
- K Nakabayashi, M Ito, T Kiyosue, K Shinozaki, A Watanabe. Identification of clpgenes expressed in
senescingArabidopsisleaves. Plant Cell Physiol 40:504–514, 1999.
- LM Weaver, JE Froehlich, RM Amasino. Chloroplast-targeted ERD1 protein declines but its mRNA increases
during senescence in Arabidopsis. Plant Physiol 119:1209–1216, 1999.
- A Kato, M Hayashi, Y Takeuchi, M Nishimura. CDNA cloning and expression of a gene for 3-ketoacyl-CoA
thiolase in pumpkin cotyledons. Plant Mol Biol 31:843–852, 1996.
- IA Graham, CJ Leaver, SM Smith. Induction of malate synthase gene expression in senescent and detached
organs in cucumber. Plant Cell 4:349–357, 1992.
- N Sakurai, T Hayakawa, T Nakamura, T Yamaya. Changes in the cellular localization of cytosolic glutamine
synthetase protein in vascular bundles of rice leaves at various stages of development. Planta 200:306–311,
- C Callard, M Axelos, L Mazzolini. Novel molecular markers for late phases of the growth cycle of Arabidop-
sis thalianacell-suspension cultures are expressed during organ senescence. Plant Physiol 112:705–715, 1996.
- MH Walter, J-W Liu, J Wunn, D Hess. Bean ribonuclease-like pathogenesis-related protein gene (Ypr10)
displays complex patterns of developmental, dark-induced and exogenous-stimulus-dependent expression. Eur
J Biochem 239:281–293, 1996.
- Y Azumi, A Watanabe. Evidence for a senescence-associated gene induced by darkness. Plant Physiol
95:577–583, 1991.
- SA OH, SY Lee, IK Chung, C-H Lee, HG Nam. A senescence-associated gene of Arabidopsis thalianais
distinctively regulated during natural and artificially induced leaf senescence. Plant Mol Biol 30:739–754,
- M García-Hernández, A Murphy, L Taiz. Metallothioneins 1 and 2 have distinct but overlapping expression
patterns in Arabidopsis. Plant Physiol 118:387–397, 1998.
- A Van-Gysel, M Van-Montagu, DA Inzé. Negatively light-regulated gene from Arabidopsis thalianaencodes
a protein showing high similarity to blue copper-binding proteins. Gene 136:79–85, 1993.
- E Himelblau, H Mira, S-J Lin, VC Culotta, L Peñarrubia, RM Amasino. Identification of a functional homolog
of the yeast copper homeostasis gene ATX1fromArabidopsis. Plant Physiol 117:1227–1234, 1998.
- A DeLong, A Calderonurrea, SL Dellaporta. Sex determination gene TASSELSEED2of maize encodes a
short-chain alcohol dehydrogenase required for stage-specific floral organ abortion. Cell 74:757–768, 1993.
- AB Bleecker. The evolutionary basis of leaf senescence: method to the madness? Curr Opin Plant Biol
1:73–78, 1998.
- LL Hensel, V Grbic, DA Baumgarten, AB Bleecker. Developmental and age-related processes that influence
the longevity and senescence of photosynthetic tissues in Arabidopsis. Plant Cell 5:553–564, 1993.
- R Hayati, DB Egli, SJ Crafts-Brandner. Carbon and nitrogen supply during seed filling and leaf senescence in
soybean. Crop Sci 35:1063–1069, 1995.
- DA Navarre, TJ Wolpert. Victorin induction of an apoptotic/senescence-like response in oats. Plant Cell
11:237–249, 1999.
- N Dai, A Schaffer, M Petreikov, Y Shahak, Y Giller, K Ratneer, A Levine, D Granot. Overexpression of
Arabidopsishexokinase in tomato plants inhibits growth, reduces photosynthesis, and induces rapid
senescence. Plant Cell 11:1253–1266, 1999.
- A Smart. Gene expression during leaf senescence. New Phytol 126:419–448, 1994.
- JD Miller, RN Arteca, EJ Pell. Senescence-associated gene expression during ozone-induced leaf senescence
inArabidopsis. Plant Physiol 120:1015–1024, 1999.
- EJ Pell, MS Dann. Multiple stress–induced foliar senescence and implications for whole-plant longevity.
In: HA Mooney, WE Winner, EJ Pell, eds. Response of Plants to Multiple Stresses. San Diego: Academic
Press, 1991, pp 189–204.
- L Peñarrubia, J Moreno. Molecular mechanisms of plant responses to elevated levels of tropospheric ozone. In:
M Pessarakli, ed. Handbook of Plant and Crop Stress. 2nd ed. New York: Marcel Dekker, 1999, pp 769–793.
- S Gan, RM Amasino. Cytokinins in plant senescence: from spray and pray to clone and play. Bioessays
18:557–656, 1996.
- N Ori, MT Juarez, D Jackson, J Yamaguchi, GM Banowetz, S Hake. Leaf senescence is delayed in tobacco
plants expressing the maize homeobox gene knotted1under the control of a senescence-activated promoter.
Plant Cell 11:1073–1080, 1999.
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