abstract：:Lavoisiera campos-portoana Barreto (Melastomataceae) has two kinds of leaves, pubescent and glabrous, and branches may have one or both types of leaves at the same moment. The plant is endemic to high altitude rocky fields in Brazil where rainfall is very seasonal. We predicted that these two l...

journal_title：Journal of plant research

authors： França MG,Prados LM,de Lemos-Filho JP,Ranieri BD,Vale FH

更新日期：2012-01-01 00:00:00

abstract：:Recent advances in our understanding of abscisic acid (ABA) signaling have identified a core pathway consisting of receptors (PYR/PYL/RCAR), protein phosphatases (PP2C), protein kinases (SnRK2), and several downstream factors that will lead to the next stage of ABA research. Systems biology will be an important concep...

journal_title：Journal of plant research

authors： Umezawa T

更新日期：2011-07-01 00:00:00

abstract：:The wild flowering cherry Prunus lannesiana var. speciosa is highly geographically restricted, being confined to the Izu Islands and neighboring peninsulas in Japan. In an attempt to elucidate how populations of this species have established we investigated the genetic diversity and differentiation in seven population...

journal_title：Journal of plant research

authors： Kato S,Iwata H,Tsumura Y,Mukai Y

更新日期：2011-01-01 00:00:00

abstract：:Although genetically modified (GM) soybean has never been cultivated commercially in Japan, it is essential to set up the isolation distance required to prevent out-crossing between GM and conventional soybean in preparation for any future possibility of pollen transfer. The airborne soybean pollen was sampled using s...

journal_title：Journal of plant research

authors： Yoshimura Y

更新日期：2011-01-01 00:00:00

abstract：:Various photoreceptors in plants are used to monitor important environmental light signals and regulate plant development. Despite their functional importance, recent studies have demonstrated that red/far-red absorbing phytochromes or blue/UV-A absorbing cryptochromes are involved in local adaptation within a species...

journal_title：Journal of plant research

authors： Ikeda H,Fujii N,Setoguchi H

更新日期：2011-01-01 00:00:00

abstract：:The daily total photosynthetically active radiation (400-700 nm, PAR) and near-infrared radiation (700-1000 nm, NIR) were measured in the understory beneath the canopy (PARt and NIRt) and above the canopy (PARi and NIRi) of a Japanese cool-temperate deciduous broad-leaved forest during the snow-free period (May to Nov...

journal_title：Journal of plant research

authors： Kume A,Nasahara KN,Nagai S,Muraoka H

更新日期：2011-01-01 00:00:00

abstract：:Symplocarpus L. (Araceae) is a disjunct genus including S. foetidus (L.) Nutt. var. latissimus (Makino) S. Hara, S. nipponicus Makino, and S. nabekuraensis Otsuka & K. Inoue in temperate eastern Asia; S. egorovii N. S. Pavlova & V. A. Nechaev in the Russian far east; and S. foetidus (L.) Nutt. in temperate northeaster...

journal_title：Journal of plant research

authors： Lee S,Lee S,Heo K,Kim SC

更新日期：2010-11-01 00:00:00

abstract：:The vegetative phenology of 29 alpine species, including herbaceous and woody summergreens and evergreens, was investigated. Summergreen species initiated and completed leaf growth earlier than evergreen species. The green period of leaves in summergreen plants was determined largely by the time of growth initiation. ...

journal_title：Journal of plant research

authors： Yoshie F

更新日期：2010-09-01 00:00:00

abstract：:When carbohydrates accumulate in leaves, photosynthesis is repressed. Limited nitrogen nutrition is thought to enhance this repressing effect. However, the interaction between carbohydrate and nitrogen limitation in leaf photosynthesis has not been examined intensively. In this study, we grew Phaseolus vulgaris L. pla...

journal_title：Journal of plant research

authors： Araya T,Noguchi K,Terashima I

更新日期：2010-05-01 00:00:00

abstract：:Detailed features of genomic DNA methylation have been revealed by recent genome-wide analyses on several model organisms. An unexpected feature conserved among plants and some animals is the presence of DNA methylation within transcribed genes. For understanding the controlling mechanisms of the enigmatic genic methy...

journal_title：Journal of plant research

authors： Inagaki S,Kakutani T

更新日期：2010-05-01 00:00:00

abstract：:The purpose of this study was to investigate the hormonal regulation of gummosis in grape hyacinth (Muscari armeniacum) bulbs, focusing especially on the chemical composition of the gums. The application of ethephon (2-chloroethylphosphonic acid), an ethylene-releasing compound, at 1% and 2% (w/w) in lanolin as well a...

journal_title：Journal of plant research

authors： Miyamoto K,Kotake T,Sasamoto M,Saniewski M,Ueda J

更新日期：2010-05-01 00:00:00

abstract：:Leaf size and shape define the photosynthetic capability of a plant and have a significant impact on important agronomic traits, such as yield, quality, disease resistance and stress responses. Cultivated varieties of many plant species show remarkable variations in leaf morphology. Such variation usually exhibits a c...

journal_title：Journal of plant research

authors： Pérez-Pérez JM,Esteve-Bruna D,Micol JL

更新日期：2010-01-01 00:00:00

abstract：:We examined the effects of mechanical load on transcripts of a set of cell wall related genes that are implicated in the formation of supporting tissues, by applying a 50 mg strip of aluminum foil to the inflorescence stem of Arabidopsis thaliana, a weight roughly half the fresh weight of the stem. Transcript levels o...

journal_title：Journal of plant research

authors： Koizumi K,Yokoyama R,Nishitani K

更新日期：2009-11-01 00:00:00

abstract：:Plants have evolved intricate mechanisms to respond and adapt to a wide variety of biotic and abiotic stresses in their environment. The Arabidopsis DEAR1 (DREB and EAR motif protein 1; At3g50260) gene encodes a protein containing significant homology to the DREB1/CBF (dehydration-responsive element binding protein 1/...

journal_title：Journal of plant research

authors： Tsutsui T,Kato W,Asada Y,Sako K,Sato T,Sonoda Y,Kidokoro S,Yamaguchi-Shinozaki K,Tamaoki M,Arakawa K,Ichikawa T,Nakazawa M,Seki M,Shinozaki K,Matsui M,Ikeda A,Yamaguchi J

更新日期：2009-11-01 00:00:00

abstract：:The evolution of selfing from outcrossing ancestors is known to have occurred repeatedly in angiosperms. Theoretical studies have argued that the transition from outcrossing to selfing is accomplished more easily than the reverse case, and phylogenetic analyses involving self-compatible (SC) and self-incompatible (SI)...

journal_title：Journal of plant research

authors： Kubota S,Ohara M

更新日期：2009-09-01 00:00:00

abstract：:The effect of needle damage on the release rate of Masson pine (Pinus massoniana Lamb.) volatiles was examined. Needles were continuously damaged by mechanical damage (MDP) or by feeding of pine caterpillar (Dendrolimus punctatus) larvae (LFP); undamaged pine was used as a control (UDP). Volatiles were collected befor...

journal_title：Journal of plant research

authors： Su JW,Zeng JP,Qin XW,Ge F

更新日期：2009-03-01 00:00:00

abstract：:The post-Golgi traffic network in plant cells is highly complex, which is correlated with the large number of genes related to this function. RABs and SNAREs are key regulators of tethering and fusion of transport vesicles to target membranes, and the numbers of these regulators have also expanded in plant lineages. I...

journal_title：Journal of plant research

authors： Ebine K,Ueda T

更新日期：2009-01-01 00:00:00

abstract：:A knowledge of fern phenology promotes understanding of the biology and ecology of ferns. In this study, the phenology of 16 fern species in a subtropical broadleaf forest (N24 degrees 46', E121 degrees 34') in northeastern Taiwan was monitored from August 1997 to August 2001. Every fern produced both fertile and ster...

journal_title：Journal of plant research

authors： Lee PH,Lin TT,Chiou WL

更新日期：2009-01-01 00:00:00

abstract：:There is a growing requirement for ecosystem science to help inform a deeper understanding of the effects of global climate change and land use change on terrestrial ecosystem structure and function, from small area (plot) to landscape, regional and global scales. To meet these requirements, ecologists have investigat...

journal_title：Journal of plant research

authors： Muraoka H,Koizumi H

更新日期：2009-01-01 00:00:00

abstract：:The phenylalanine ammonia-lyase (PAL) gene, DcPAL3, was expressed during the synthesis of anthocyanin in suspension-cultured cells of carrot (Daucus carota). There were two putative cis-elements in the DcPAL3 promoter region: the box-L and GCC-box homologs. Both of these are committed to the upregulation of promoter a...

journal_title：Journal of plant research

authors： Kimura S,Chikagawa Y,Kato M,Maeda K,Ozeki Y

更新日期：2008-09-01 00:00:00

abstract：:Although touch responses of plant roots are an important adaptive behavior, the molecular mechanism remains unclear. We have developed a bioassay for measuring root-bending responses to physical hardness in Arabidopsis thaliana seedlings. Our test requires a two-layer solid medium. Primary roots growing downward throu...

journal_title：Journal of plant research

authors： Yamamoto C,Sakata Y,Taji T,Baba T,Tanaka S

更新日期：2008-09-01 00:00:00

abstract：:A nuclear gene, FLOWERING LOCUS T (FT) homolog, was cloned from Phyllostachys meyeri as PmFT. Its putative copy number was estimated as four by Southern blot analysis, and the two copies were completely sequenced. Twenty-seven FT homolog sequences of bambusoid and early diverging grasses comprised 172-bp exons, and 35...

journal_title：Journal of plant research

authors： Hisamoto Y,Kashiwagi H,Kobayashi M

更新日期：2008-09-01 00:00:00

abstract：:Food storage tissue in the seeds of gymnosperms is female gametophyte (megagametophyte) that develops before fertilization, whereas, in seeds of angiosperms, food is stored as endosperm initiated by double fertilization. The megagametophyte is haploid, and endosperm is usually triploid, at least initially. Despite dif...

journal_title：Journal of plant research

authors： Brown RC,Lemmon BE

更新日期：2008-07-01 00:00:00

abstract：:The thermogenesis and flowering biology of Colocasia gigantea (Blume) Hook. f. were studied from December 2005 to February 2006 on Espiritu Santo, Vanuatu (South Pacific). Endogenous thermogenesis was measured in two ways: (1) continuously over 5-day periods, and (2) over 3 h during maximum heating. The study showed t...

journal_title：Journal of plant research

authors： Ivancic A,Roupsard O,Garcia JQ,Melteras M,Molisale T,Tara S,Lebot V

更新日期：2008-01-01 00:00:00

abstract：:Leaf physiological and gas-exchange traits of a summer-green herbaceous perennial, Parasenecio yatabei, growing along a stream were examined in relation to leaf age. In its vegetative phase, the aerial part of this plant consists of only one leaf and provides an ideal system for the study of leaf longevity. Volumetric...

journal_title：Journal of plant research

authors： Tomimatsu H,Hori Y

更新日期：2008-01-01 00:00:00

abstract：:Low doses of microtubule-interacting drugs cause wild-type Arabidopsis thaliana seedling roots to twist in a left-handed helical direction. We here report molecular characterization of an A. thaliana tubulin mutant whose roots twist in a right-handed direction and have shallow left-handed cortical microtubule arrays w...

journal_title：Journal of plant research

authors： Ishida T,Hashimoto T

更新日期：2007-09-01 00:00:00

abstract：:Structures and levels of anthocyanin-related compounds were analyzed during the development of marginal picotee petals in white-center and white-marginal cultivars of Petunia hybrida. In the white site of a white-center cultivar, higher concentrations of quercetin derivatives possessing 7-O-glucoside and/or 3'-O-gluco...

journal_title：Journal of plant research

authors： Saito R,Kuchitsu K,Ozeki Y,Nakayama M

更新日期：2007-07-01 00:00:00

abstract：:Pristine tropical rainforests in Southeast Asia have rich species diversity and are important habitats for many plant species. However, the extent of these forests has declined in recent decades and they have become fragmented due to human activities. These developments may reduce the genetic diversity of species with...

journal_title：Journal of plant research

authors： Fukue Y,Kado T,Lee SL,Ng KK,Muhammad N,Tsumura Y

更新日期：2007-05-01 00:00:00

abstract：:Polymerase chain reaction fragment length polymorphisms and nucleotide sequences for a cytochrome P450 gene encoding flavonoid-3',5'-hydroxylase, Hf1, were studied in 19 natural taxa of Petunia. Natural Petunia taxa were classified into six groups based on major insertion or deletion events that occurred only in intro...

journal_title：Journal of plant research

authors： Chen S,Matsubara K,Omori T,Kokubun H,Kodama H,Watanabe H,Hashimoto G,Marchesi E,Bullrich L,Ando T

更新日期：2007-05-01 00:00:00

abstract：:We isolated several mutants of Arabidopsis thaliana (L.) Heynh. that accumulated less anthocyanin in the plant tissues, but had seeds with a brown color similar to the wild-type. These mutants were allelic with the anthocyaninless1 (anl1) mutant that has been mapped at 15.0 cM of chromosome 5. We performed fine mappin...

journal_title：Journal of plant research

authors： Kubo H,Nawa N,Lupsea SA

更新日期：2007-05-01 00:00:00

abstract：:Intra- and transcellular water movements in plants are regulated by the water permeability of the plasma membrane (PM) and vacuolar membrane (VM) in plant cells. In the present study, we investigated the osmotic water permeability of both PM (P ( f1)) and VM (P ( f2)), as well as the bulk osmotic water permeability of...

journal_title：Journal of plant research

authors： Murai-Hatano M,Kuwagata T

更新日期：2007-03-01 00:00:00

abstract：:Sesuvium portulacastrum is a halophytic species well adapted to salinity and drought. In order to evaluate the physiological impact of salt on water deficit-induced stress response, we cultivated seedlings for 12 days, in the presence or absence of 100 mmol l(-1) NaCl, on a nutrient solution containing either 0 mmol l...

journal_title：Journal of plant research

authors： Slama I,Ghnaya T,Messedi D,Hessini K,Labidi N,Savoure A,Abdelly C

更新日期：2007-03-01 00:00:00

abstract：:We have achieved the symbiotic cultivation of an apparently achlorophyllous orchid, Epipogium roseum Lindl., with a mycorrhizal fungus isolated from an underground organ of this orchid. Although the seed germination rate was extremely low, subsequent growth from protocorm to flowering was induced in a medium containin...

journal_title：Journal of plant research

authors： Yagame T,Yamato M,Mii M,Suzuki A,Iwase K

更新日期：2007-03-01 00:00:00

abstract：:The pollen morphology of two species of the Neotropical genus Ceratostema (Ericaceae) was examined by light, scanning and transmission electron microscopy. The Ceratostema species examined have 3-colporate pollen grains united in permanent tetrahedral tetrads that show a common condition encountered in the Ericaceae. ...

journal_title：Journal of plant research

authors： Sarwar AK,Ito T,Takahashi H

更新日期：2006-11-01 00:00:00

abstract：:gamma-Aminobutyrate transaminase (GABA-T) catalyzes the conversion of GABA to succinic semialdehyde. Using differential display PCR and cDNA library screening, a full-length GABA-T cDNA (OsGABA-T) was isolated from rice (Oryza sativa) leaves infected with an incompatible race of Magnaporthe grisea. The deduced amino a...

journal_title：Journal of plant research

authors： Wu C,Zhou S,Zhang Q,Zhao W,Peng Y

更新日期：2006-11-01 00:00:00

abstract：:Anthocyanin synthesis and chlorophyll degradation in regenerated torenia (Torenia fournieri Linden ex Fourn.) shoots induced by osmotic stress with 7% sucrose were examined to identify the genes regulating the underlying molecular mechanism. To achieve this, suppression subtractive hybridization was performed to enric...

journal_title：Journal of plant research

authors： Nagira Y,Shimamura K,Hirai S,Shimanuki M,Kodama H,Ozeki Y

更新日期：2006-05-01 00:00:00

abstract：:Plant organ growth changes under genetic and environmental influences can be observed as altered cell proliferation and volume growth. The two aspects are mutually dependent and intricately related. For comprehensive growth analysis, it is necessary to specify the relationship quantitatively. Here, we develop a simple...

journal_title：Journal of plant research

authors： Iwamoto A,Satoh D,Furutani M,Maruyama S,Ohba H,Sugiyama M

更新日期：2006-03-01 00:00:00

abstract：:We evaluated the degree of selfing and inbreeding depression at the seed and seedling stages of a threatened tropical canopy tree, Neobalanocarpus heimii, using microsatellite markers. Selection resulted in an overall decrease in the level of surviving selfed progeny from seeds to established seedlings, indicating inb...

journal_title：Journal of plant research

authors： Naito Y,Konuma A,Iwata H,Suyama Y,Seiwa K,Okuda T,Lee SL,Muhammad N,Tsumura Y

更新日期：2005-12-01 00:00:00

abstract：:We assessed leaf-area density (LAD; m(2) m(-3)) within the crown of Aucuba japonica (Cornaceae) growing under different light regimes and analyzed the components of crown architecture that most influenced variation in LAD. At a whole-crown level, extension-unit (EU) density (EUs/m(3)) had the greatest impact on LAD. T...

journal_title：Journal of plant research

authors： Ali MS,Kikuzawa K

更新日期：2005-10-01 00:00:00

abstract：:Plant MADS-box genes encode transcriptional regulators that are critical for a number of developmental processes, such as the establishment of floral organ identity, flowering time, and fruit development. It appears that the MADS-box gene family has undergone considerable gene duplication and divergence within various...

journal_title：Journal of plant research

authors： Nakamura T,Song IJ,Fukuda T,Yokoyama J,Maki M,Ochiai T,Kameya T,Kanno A

更新日期：2005-06-01 00:00:00