Radioactive gibberellin a(5) and its metabolism in dwarf peas.

abstract：:Potato MADS box 1 (POTM1) is a member of the SQUAMOSA-like family of plant MADS box genes isolated from an early stage tuber cDNA library. The RNA of POTM1 is most abundant in vegetative meristems of potato (Solanum tuberosum), accumulating specifically in the tunica and corpus layers of the meristem, the procambium, ...

journal_title：Plant physiology

authors： Rosin FM,Hart JK,Van Onckelen H,Hannapel DJ

更新日期：2003-04-01 00:00:00

abstract：:The possible involvement of nucleic acid and protein synthesis in light-regulated chlorophyll formation by rapidly greening leaves has been studied.Removing leaves from illumination during the phase of rapid greening results in a reduction in the rate of pigment synthesis; cessation occurs within 2 to 4 hours. Etiolat...

journal_title：Plant physiology

authors： Gassman M,Bogorad L

更新日期：1967-06-01 00:00:00

abstract：:Glutamine synthetase (GS) was detected by immunogold localization in the cytosol and plastids of roots of 7-d-old barley (Hordeum vulgare L. cv Klaxon) seedlings grown in the presence or absence of NO3- (15 mM) or NH4+ (30 mM). The number of GS polypeptides changed during root development, and this was affected by N n...

journal_title：Plant physiology

authors： Peat LJ,Tobin AK

更新日期：1996-08-01 00:00:00

abstract：:White light (25 watts per square meter) induced an increase in plasma membrane K(+)-channel activity and a 30- to 70-millivolt transient membrane depolarization (completed in 2-3 minutes) in Arabidopsis thaliana leaf mesophyll cells. Transport characteristics of three types of ion channels in the plasma membrane were ...

journal_title：Plant physiology

authors： Spalding EP,Slayman CL,Goldsmith MH,Gradmann D,Bertl A

更新日期：1992-05-01 00:00:00

abstract：:Mannan polysaccharides are widespread among plants, where they serve as structural elements in cell walls, as carbohydrate reserves, and potentially perform other important functions. Previous work has demonstrated that members of the cellulose synthase-like A (CslA) family of glycosyltransferases from Arabidopsis (Ar...

journal_title：Plant physiology

authors： Liepman AH,Nairn CJ,Willats WG,Sørensen I,Roberts AW,Keegstra K

更新日期：2007-04-01 00:00:00

abstract：:We studied aquaporins in maize (Zea mays), an important crop in which numerous studies on plant water relations have been carried out. A maize cDNA, ZmTIP1, was isolated by reverse transcription-coupled PCR using conserved motifs from plant aquaporins. The derived amino acid sequence of ZmTIP1 shows 76% sequence ident...

journal_title：Plant physiology

authors： Chaumont F,Barrieu F,Herman EM,Chrispeels MJ

更新日期：1998-08-01 00:00:00

abstract：:To monitor the expression of T-DNA-tagged plant genes in vivo, a collection of 20,261 transgenic lines of Arabidopsis (Columbia-0) were generated with the promoter trap vector pTluc, which carries a promoterless firefly luc (luciferase) reporter gene linked to the right T-DNA border. By detection of bioluminescence in...

journal_title：Plant physiology

authors： Alvarado MC,Zsigmond LM,Kovács I,Cséplö A,Koncz C,Szabados LM

更新日期：2004-01-01 00:00:00

abstract：:Phosphoenolpyruvate carboxylase was purified from corn root tips about 80-fold by centrifugation, ammonium sulfate fractionation, and anion exchange and gel filtration chromatography. The resulting preparation was essentially free from malate dehydrogenase, isocitrate dehydrogenase, malate enzyme, NADH oxidase, and py...

journal_title：Plant physiology

authors： Ting IP

更新日期：1968-12-01 00:00:00

abstract：:The prospect that Ca(2+) promotes senescence by activating calmodulin has been examined using cut pea (Pisum sativum co Alaska) foliage as a model system. Senescence was induced by severing 17-day-old plants from their roots and maintaining them in aqueous test solutions in the dark for an additional 4 days. Treatment...

journal_title：Plant physiology

authors： Leshem YY,Sridhara S,Thompson JE

更新日期：1984-06-01 00:00:00

abstract：:The translocation of radioactive photosynthate was studied in blades detached from plants which had been grown in nutrient solution with and without potassium. Basipetal translocation decreased in the blades of plants deprived of potassium, even when deficiency symptoms were not visible. In such slightly potassium-def...

journal_title：Plant physiology

authors： Hartt CE

更新日期：1970-02-01 00:00:00

abstract：:Hybrids have been made between species of Flaveria exhibiting varying levels of C(4) photosynthesis. The degree of C(4) photosynthesis expressed in four interspecific hybrids (Flaveria trinervia [C(4)] x F. linearis [C(3)-C(4)], F. brownii [C(4)-like] x F. linearis, and two three-species hybrids from F. trinervia x [F...

journal_title：Plant physiology

authors： Brown RH,Byrd GT,Black CC

更新日期：1992-10-01 00:00:00

abstract：:Kinetin is shown to increase substantially the water permeability of liposomes composed of several types of phosphatidylcholines including the natural phospholipids egg lecithin and asolectin and the synthetic phospholipids dimyristoylphosphatidylcholine and dipalmitoylphosphatidylcholine. Kinetin effects were measure...

journal_title：Plant physiology

authors： Stillwell W,Hester P

更新日期：1983-03-01 00:00:00

abstract：:The plant growth retardant alpha-cyclopropyl-alpha-(4-methyoxyphenyl)-5-pyrimidine methyl alcohol (ancymidol) and a series of analogs of this substance in which one or more of the substituents were varied were tested for their comparative biological activity. The compounds were tested as inhibitors of internode elonga...

journal_title：Plant physiology

authors： Coolbaugh RC,Swanson DI,West CA

更新日期：1982-03-01 00:00:00

abstract：:The effect of ethylene on the growth rate of pollen tubes in styles of Petunia hybrida was examined. Apart from its strong inhibition of pollination-induced ethylene synthesis, aminoethoxyvinylglycine, placed on the stigma, did not impede tube growth. The inhibitors of the action of ethylene, silver thiosulfate and 2,...

journal_title：Plant physiology

authors： Hoekstra FA,van Roekel T

更新日期：1988-01-01 00:00:00

abstract：:Auxin/indole-3-acetic acid (Aux/IAA) proteins function as repressors of auxin response gene expression when auxin concentrations in a cell are low. At elevated auxin concentrations, these repressors are destroyed via the ubiquitin-proteasome pathway, resulting in derepression/activation of auxin response genes. Most A...

journal_title：Plant physiology

authors： Li H,Tiwari SB,Hagen G,Guilfoyle TJ

更新日期：2011-03-01 00:00:00

abstract：:Previously, in an effort to better understand the male contribution to fertilization, we completed a maize (Zea mays) sperm expressed sequence tag project. Here, we used this resource to identify promoters that would direct gene expression in sperm cells. We used reverse transcription-polymerase chain reaction to iden...

journal_title：Plant physiology

authors： Engel ML,Holmes-Davis R,McCormick S

更新日期：2005-08-01 00:00:00

abstract：:Disc electrophoresis was used to separate water soluble proteins from hardy, non-hardy, and frost killed cabbage (Brassica oleracea var. capitata) leaves. Amidoschwarz staining failed to reveal any new bands as a result of hardening although the relative amounts of proteins in individual bands changed. Sulfhydryl grou...

journal_title：Plant physiology

authors： Morton WM

更新日期：1969-02-01 00:00:00

abstract：:Significant promotion in dark germination was observed when Grand Rapids lettuce (Lactuca sativa L.) seeds were soaked in acetone or dichloromethane, vacuum-dried, and imbibed at 25 C. Permeation of kinetin via these organic solvents further enhanced the dark germination. Those seeds that were affected by acetone and ...

journal_title：Plant physiology

authors： Rao VS,Braun JW,Khan AA

更新日期：1976-03-01 00:00:00

abstract：:Nitrate reductase of the salt-tolerant alga Dunaliella parva could utilize NADPH as well as NADH as an electron donor. The two pyridine nucleotide-dependent activities could not be separated by either ion exchange chromatography on DEAE-cellulose or gel filtration on Sepharose 4B. The NADPH-dependent activity was not ...

journal_title：Plant physiology

authors： Heimer YM

更新日期：1976-07-01 00:00:00

abstract：:The actin cytoskeleton has been implicated in plant defenses against pathogenic fungi and oomycetes with limited, indirect evidence. To date, there are no reports linking actin with resistance against phytopathogenic bacteria. The dynamic behavior of actin filaments is regulated by a diverse array of actin-binding pro...

journal_title：Plant physiology

authors： Tian M,Chaudhry F,Ruzicka DR,Meagher RB,Staiger CJ,Day B

更新日期：2009-06-01 00:00:00

abstract：:Immune responses of Arabidopsis (Arabidopsis thaliana) are at least partially mediated by coordinated transcriptional up-regulation of plant defense genes, such as the Late/sustained Up-regulation in Response to Hyaloperonospora parasitica (LURP) cluster. We found a defined region in the promoter of the LURP member Ca...

journal_title：Plant physiology

authors： Knoth C,Salus MS,Girke T,Eulgem T

更新日期：2009-05-01 00:00:00

abstract：:Cyanobacteria unable to fix atmospheric nitrogen have evolved sophisticated adaptations to survive to long periods of nitrogen starvation. These genetic programs are still largely unknown-as evidenced by the many proteins whose expression is regulated in response to nitrogen availability, but which belong to unknown o...

journal_title：Plant physiology

authors： Muro-Pastor MI,Cutillas-Farray Á,Pérez-Rodríguez L,Pérez-Saavedra J,Vega-de Armas A,Paredes A,Robles-Rengel R,Florencio FJ

更新日期：2020-12-01 00:00:00

abstract：:A number of environmental stresses can lead to enhanced production of superoxide within plant tissues, and plants are believed to rely on the enzyme superoxide dismutase (SOD) to detoxify this reactive oxygen species. We have identified seven cDNAs and genes for SOD in Arabidopsis. These consist of three CuZnSODs (CSD...

journal_title：Plant physiology

authors： Kliebenstein DJ,Monde RA,Last RL

更新日期：1998-10-01 00:00:00

abstract：:Evidence is presented to support the suggestion that endogenous auxinlike substances participate in controlling the unbending of the hypocotyl hook of Phaseolus vulgaris L. (cv. Black Valentine). An acidic indole was detected in hook diffusates by fluorometry; triiodobenzoic acid, an inhibitor of auxin transport, prev...

journal_title：Plant physiology

authors： Rubinstein B

更新日期：1971-08-01 00:00:00

abstract：:Cell clones were isolated from a population of cultured tomato (Lycopersicon esculentum Mill cv VFNT-cherry) cells and their tolerance to polyethylene glycol (PEG)-induced water stress was measured. Considerable variation for tolerance among the clones was found. Tolerance differences between clones appeared to be spo...

journal_title：Plant physiology

authors： Handa AK,Bressan RA,Handa S,Hasegawa PM

更新日期：1983-07-01 00:00:00

abstract：:Germination of Rumex obtusifolius L. seeds is potentiated to an observable degree in 2 minutes by a single shift in temperature from 20 to 35 C. Half-maximal potentiation requires less than 32 minutes at the higher temperature. Similar sensitivities to shifts in temperature were observed for seeds of Barbarea vulgaris...

journal_title：Plant physiology

authors： Taylorson RB,Hendricks SB

更新日期：1972-02-01 00:00:00

abstract：:Partitioning and translocation of (14)C-photosynthates were examined during flowering and seed maturation in soybean (Glycine max [L.]Merr.) plants to quantify allocation to sugars, amino acids, organic acids, and starch and to study transport of C and N from leaves to reproductive sinks. The trifoliolate leaf at the ...

journal_title：Plant physiology

authors： Koch KE,Schrader LE

更新日期：1984-08-01 00:00:00

abstract：:Electrophoretic examination of 22-day-old, normal maize (Zea mays L.) endosperm extracts revealed two zones of adenosine diphosphate glucose pyrophosphorylase activity. The enzymes are identical in terms of Km for glucose 1-phosphate and the effect of 3-phosphoglyceric acid on apparent Km for glucose 1-phosphate. Both...

journal_title：Plant physiology

authors： Hannah LC,Nelson OE

更新日期：1975-02-01 00:00:00

abstract：:Premature leaf senescence affects plant growth and yield in rice. NAD plays critical roles in cellular redox reactions and remains at a sufficient level in the cell to prevent cell death. Although numerous factors affecting leaf senescence have been identified, few involving NAD biosynthetic pathways have been describ...

journal_title：Plant physiology

authors： Wu L,Ren D,Hu S,Li G,Dong G,Jiang L,Hu X,Ye W,Cui Y,Zhu L,Hu J,Zhang G,Gao Z,Zeng D,Qian Q,Guo L

更新日期：2016-06-01 00:00:00

abstract：:The uptake of iron (Fe) by VF-36 tomato plants as influenced by root temperature and manganese (Mn) nutrition was studied. Following a 1-week pretreatment period of various levels of Fe and Mn in the nutrient solution in a controlled temperature room, the uptake of (59)Fe from ferric ethylenediamine di(O-hydroxyphenyl...

journal_title：Plant physiology

authors： Riekels JW,Lingle JC

更新日期：1966-09-01 00:00:00