Adenosine kinase modulates root gravitropism and cap morphogenesis in Arabidopsis.

abstract：:Cysteine transport by tobacco cells (Nicotiana tabacum L. var. Xanthi) cultured on liquid B-5 medium was examined.Transport was linear with time or amount of tissue and had a pH optimum of 4.5. Cysteine transport over a wide concentration range was biphasic. The isotherm, for descriptive convenience, was divided into ...

journal_title：Plant physiology

authors： Harrington HM,Smith IK

更新日期：1977-12-01 00:00:00

abstract：:The Dof (DNA binding with one finger) transcriptional activator rice (Oryza sativa) prolamin box binding factor (RPBF), which is involved in gene regulation of rice seed storage proteins, has been isolated from rice cDNA expressed sequence tag clones containing the conserved Dof. RPBF is found as a single gene per hap...

journal_title：Plant physiology

authors： Yamamoto MP,Onodera Y,Touno SM,Takaiwa F

更新日期：2006-08-01 00:00:00

abstract：:Fresh weight, protein, cysteine, [gamma]-glutamylcysteine, glutathione, and the extractable activity of the enzymes of glutathione biosynthesis, [gamma]-glutamylcysteine synthetase (EC 6.3.2.2) and glutathione synthetase (EC 6.3.2.3), were measured in roots, scutella, endosperms, and shoots of 3-, 7-, and 11-d-old mai...

journal_title：Plant physiology

authors： Ruegsegger A,Brunold C

更新日期：1993-02-01 00:00:00

abstract：:The microsomal fraction of avocado (Persea americana) mesocarp is a rich source of cytochrome P-450 active in the demethylation of xenobiotics. Cytochrome P-450 from this tissue has been purified and well characterized at the molecular level (DP O'Keefe, KJ Leto [1989] Plant Physiol 89: 1141-1149; KR Bozak, H Yu, R Si...

journal_title：Plant physiology

authors： Hallahan DL,Nugent JH,Hallahan BJ,Dawson GW,Smiley DW,West JM,Wallsgrove RM

更新日期：1992-04-01 00:00:00

abstract：:The requirements for activation of ribulose 1,5-bisphosphate carboxylase/oxygenase (rubisco) were investigated in leaves of Arabidopsis wild-type and a mutant incapable of light activating rubisco in vivo. Upon illumination with saturating light intensities, the activation state of rubisco increased 2-fold in the wild...

journal_title：Plant physiology

authors： Salvucci ME,Portis AR,Ogren WL

更新日期：1986-03-01 00:00:00

abstract：:Induction of ferric reductase activity in dicots and nongrass monocots is a well-recognized response to Fe deficiency. Recent evidence has shown that Cu deficiency also induces plasma membrane Fe reduction. In this study we investigated whether other nutrient deficiencies could also induce ferric reductase activity in...

journal_title：Plant physiology

authors： Cohen CK,Norvell WA,Kochian LV

更新日期：1997-07-01 00:00:00

abstract：:Ethylene supplied with indoleacetic acid at 0.1 and 1 mum inhibited elongation and enhanced swelling in epicotyls of decapitated and derooted pea seedlings (Pisum sativum L., var. Alaska). These growth responses were correlated with the development of cell walls rich in weak acid-extractable materials and pectic uroni...

journal_title：Plant physiology

authors： Mondal MH,Nance JF

更新日期：1975-03-01 00:00:00

abstract：:Short exposure of the spores of Cheilanthes farinosa to low intensity red light promotes their germination, which is not reversed by a subsequent exposure to far red light. Germination is, however, inhibited by blue light administered before or after red light. Inhibition of germination by blue light is annulled by ex...

journal_title：Plant physiology

authors： Raghavan V

更新日期：1973-02-01 00:00:00

abstract：:During adaptation of barley (Hordeum vulgare L.) seedlings to extremely high concentrations of sodium chloride in the root space, the content of galactolipids of chloroplast membranes decreased considerably. Alterations in membrane lipids were due to the high concentration of ions rather than to the increase in the wa...

journal_title：Plant physiology

authors： Müller M,Santarius KA

更新日期：1978-09-01 00:00:00

abstract：:Hydroxy-l-proline-induced inhibition of elongation of Avena coleoptile segments was measured in water and in indole-3-acetic acid. This inhibition was completely reversed by l-proline.Time-sequence experiments revealed that some time had to elapse, or some elongation had to occur, prior to the onset of hydroxyproline ...

journal_title：Plant physiology

authors： Norris WE

更新日期：1967-04-01 00:00:00

abstract：:There has been considerable interest recently in the prospect of engineering crops to produce triacylglycerol (TAG) in their vegetative tissues as a means to achieve a step change in oil yield. Here, we show that disruption of TAG hydrolysis in the Arabidopsis (Arabidopsis thaliana) lipase mutant sugar-dependent1 (sdp...

journal_title：Plant physiology

authors： Kelly AA,van Erp H,Quettier AL,Shaw E,Menard G,Kurup S,Eastmond PJ

更新日期：2013-07-01 00:00:00

abstract：:Nitrate releases seed dormancy in Arabidopsis (Arabidopsis thaliana) Columbia accession seeds in part by reducing abscisic acid (ABA) levels. Nitrate led to lower levels of ABA in imbibed seeds when included in the germination medium (exogenous nitrate). Nitrate also reduced ABA levels in dry seeds when provided to th...

journal_title：Plant physiology

authors： Matakiadis T,Alboresi A,Jikumaru Y,Tatematsu K,Pichon O,Renou JP,Kamiya Y,Nambara E,Truong HN

更新日期：2009-02-01 00:00:00

abstract：:Mechanical wounding not only damages plant tissues, but also provides pathways for pathogen invasion. To understand plant responses to wounding at a genomic level, we have surveyed the transcriptional response of 8,200 genes in Arabidopsis plants. Approximately 8% of these genes were altered by wounding at steady-stat...

journal_title：Plant physiology

authors： Cheong YH,Chang HS,Gupta R,Wang X,Zhu T,Luan S

更新日期：2002-06-01 00:00:00

abstract：:Transgenic Flaveria bidentis (a C4 species) plants with an antisense gene directed against the mRNA of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) were used to examine the relationship between the CO2 assimilation rate, Rubisco content, and carbon isotope discrimination. Reduction in the amount of Rubisc...

journal_title：Plant physiology

authors： Von Caemmerer S,Millgate A,Farquhar GD,Furbank RT

更新日期：1997-02-01 00:00:00

abstract：:In plants, bZIP (basic leucine zipper) transcription factors regulate diverse processes such as development and stress responses. However, few of these transcription factors have been functionally characterized in maize (Zea mays). In this study, we characterized the bZIP transcription factor gene ZmbZIP4 from maize. ...

journal_title：Plant physiology

authors： Ma H,Liu C,Li Z,Ran Q,Xie G,Wang B,Fang S,Chu J,Zhang J

更新日期：2018-10-01 00:00:00

abstract：:Maceration at liquid nitrogen temperatures, use of poly-vinylpyrrolidone, and careful pH control are essential to the isolation of ribosomes and polysomes from deciduous fruit tissue. Characteristics of the ribosomes and constituent RNA are described. The distribution of ribosomes among monomer and polymer forms remai...

journal_title：Plant physiology

authors： Ku LL,Romani RJ

更新日期：1970-04-01 00:00:00

abstract：:One of the two branches of the α-linolenic acid metabolism pathway is catalyzed by 12-oxo-phytodienoic acid reductase I, and the other is involved in jasmonic acid (JA) synthesis. The former is known to be active in the response to salinity tolerance in wheat (Triticum aestivum), but the participation of the latter in...

journal_title：Plant physiology

authors： Zhao Y,Dong W,Zhang N,Ai X,Wang M,Huang Z,Xiao L,Xia G

更新日期：2014-02-01 00:00:00

abstract：:Ion transport, measured using double-barreled micropipettes to obtain current-voltage relations, was examined in Arabidopsis thaliana root hairs that continued tip growth and cytoplasmic streaming after impalement with the micropipette. To do this required in situ measurements with no handling of the seedlings to avoi...

journal_title：Plant physiology

authors： Lew RR

更新日期：1991-12-01 00:00:00

abstract：:The nature of the inorganic carbon (C(i)) species actively taken up by cyanobacteria CO(2) or HCO(3) (-) has been investigated. The kinetics of CO(2) uptake, as well as that of HCO(3) (-) uptake, indicated the involvement of a saturable process. The apparent affinity of the uptake mechanism for CO(2) was higher than t...

journal_title：Plant physiology

authors： Volokita M,Zenvirth D,Kaplan A,Reinhold L

更新日期：1984-11-01 00:00:00

abstract：:Cis-Natural Antisense Transcripts (cis-NATs), which overlap protein coding genes and are transcribed from the opposite DNA strand, constitute an important group of noncoding RNAs. Whereas several examples of cis-NATs regulating the expression of their cognate sense gene are known, most cis-NATs function by altering th...

journal_title：Plant physiology

authors： Deforges J,Reis RS,Jacquet P,Sheppard S,Gadekar VP,Hart-Smith G,Tanzer A,Hofacker IL,Iseli C,Xenarios I,Poirier Y

更新日期：2019-05-01 00:00:00

abstract：:Syntheses are described for tetra and pentadeutero indole-3-acetic acid (IAA) labeled in positions 4, 5, 6, 7 or 2, 4, 5, 6, 7 of the indole moiety. Polydeuterated IAA is proposed as an internal standard for gas chromatographic-mass spectrometric analysis of IAA by selected ion monitoring. Nanogram amounts of IAA may ...

journal_title：Plant physiology

authors： Magnus V,Bandurski RS,Schulze A

更新日期：1980-10-01 00:00:00

abstract：:Tobacco (Nicotiana tabacum) genes regulated during the early stage of responses to wounding were screened by a modified fluorescence differential display method. Among 28 genes initially identified, a particular clone designated NtC7 was subjected to further analysis. Its transcripts were found to accumulate rapidly a...

journal_title：Plant physiology

authors： Tamura T,Hara K,Yamaguchi Y,Koizumi N,Sano H

更新日期：2003-02-01 00:00:00

abstract：:Plants respond to phosphate (Pi) starvation by exhibiting a suite of developmental, biochemical, and physiological changes to cope with this nutritional stress. To understand the molecular mechanism underlying these responses, we isolated an Arabidopsis (Arabidopsis thaliana) mutant, hypersensitive to phosphate starva...

journal_title：Plant physiology

authors： Lei M,Liu Y,Zhang B,Zhao Y,Wang X,Zhou Y,Raghothama KG,Liu D

更新日期：2011-07-01 00:00:00

abstract：:Nuclease I enzymes are responsible for the degradation of RNA and single-stranded DNA during several plant growth and developmental processes, including senescence. However, in the case of senescence the corresponding genes have not been reported. We describe the identification and characterization of BFN1 of Arabidop...

journal_title：Plant physiology

authors： Pérez-Amador MA,Abler ML,De Rocher EJ,Thompson DM,van Hoof A,LeBrasseur ND,Lers A,Green PJ

更新日期：2000-01-01 00:00:00

abstract：:The loss of photosynthesis is frequently associated with parasitic or pathogenic lifestyles, but it also can occur in free-living, plastid-bearing lineages. A common consequence of becoming nonphotosynthetic is the reduction in size and gene content of the plastid genome. In exceptional circumstances, it can even resu...

journal_title：Plant physiology

authors： Figueroa-Martinez F,Nedelcu AM,Smith DR,Reyes-Prieto A

更新日期：2017-02-01 00:00:00

abstract：:Genotypic variability in vulnerability of leaf xylem to water-stress-induced cavitation was determined in four sugarcane (Saccharum sp.) clones using detached leaf segments in a hydraulic conductivity apparatus. Vulnerability curves were constructed by plotting the percentage of maximum conductivity versus leaf water ...

journal_title：Plant physiology

authors： Neufeld HS,Grantz DA,Meinzer FC,Goldstein G,Crisosto GM,Crisosto C

更新日期：1992-10-01 00:00:00

abstract：:Analysis of inner and outer pea (Pisum sativum var. Laxtons Progress No. 9) chloroplast envelope membranes by sodium dodecyl sulfate-polyacrylamide gel electrophoresis revealed that, although the two membranes have distinct polypeptide compositions, there are several comigrating polypeptides in the two membrane fracti...

journal_title：Plant physiology

authors： Werner-Washburne M,Cline K,Keegstra K

更新日期：1983-11-01 00:00:00

abstract：:A variety of red pepper (Capsicum annuum L., cv Yaglik) responds to Fe deficiency stress with simultaneously enhanced H(+) extrusion, reduction of ferric ions and synthesis of malic and citric acid in a swollen subapical root zone densely covered with root hairs. It is demonstrated that these stress responses temporal...

journal_title：Plant physiology

authors： Landsberg EC

更新日期：1986-10-01 00:00:00

abstract：:FLOWERING LOCUS C (FLC) is a key repressor of flowering in Arabidopsis (Arabidopsis thaliana) and is regulated, both positively and negatively, by posttranslational histone modifications. For example, vernalization (the promotion of flowering by cold temperatures) epigenetically silences FLC expression through repress...

journal_title：Plant physiology

authors： Yu X,Michaels SD

更新日期：2010-07-01 00:00:00

abstract：:Red-light irradiation of etiolated wheat (Triticum aestivum L.) leaf protoplasts rapidly increases calcium-dependent phosphorylation in vivo of 70- and 60-kD peptides, and the phosphorylation is attenuated by simultaneous far-red light (K.M. Fallon, P.S. Shacklock, A.J. Trewavas [1993] Plant Physiology 101:1039-1045)....

journal_title：Plant physiology

authors： Fallon KM,Trewavas AJ

更新日期：1994-05-01 00:00:00