Steps in the acquisition of photosynthetic competence by plastids of maize.

abstract：:Changes in acyl lipids and pigments during leaf development in a virescens barley mutant (M) and the normal (N) were studied. Apical 3-cm leaf segments were extracted with chloroform-methanol, the extracts were purified on Sephadex G-25 columns, and the polar lipids were separated on two-dimensional-thin layer chromat...

journal_title：Plant physiology

authors： Thomson LW,Zalik S

更新日期：1981-04-01 00:00:00

abstract：:Photosynthetic fixation of (14)CO(2) in the bean Phaseolus vulgaris, cv. Pencil Pod Black Wax, resulted in the appearance of labeled compounds that were characterized as phosphoserine and phosphohydroxypyruvate by chromatographic separation and by the synthesis of chemical derivatives. In (14)CO(2)/(12)CO(2) pulse-cha...

journal_title：Plant physiology

authors： Daley LS,Bidwell RG

更新日期：1977-07-01 00:00:00

abstract：:A closed system was designed for concomitant determination of net CO(2) uptake, transpiration, and foliar nitrogen (N) loss in soybeans (Glycine max [L.] Merr.). The CO(2) uptake was monitored by infrared analysis of system air removed periodically in aliquots. Leaf vapors were trapped in calibrated tubes at Dry Ice t...

journal_title：Plant physiology

authors： Weiland RT,Stutte CA

更新日期：1980-02-01 00:00:00

abstract：:The cytokinin activity has been isolated and identified from extracts of immature mango (Mangifera indica L.) seeds. The structures of zeatin, zeatin riboside, and N(6)-(Delta(2)-isopentenyl)adenine riboside were confirmed on the basis of their chromatographic behavior and mass spectra of trimethylsilyl derivatives. B...

journal_title：Plant physiology

authors： Chen WS

更新日期：1983-02-01 00:00:00

abstract：:Phototrophic organisms exhibit a highly dynamic proteome, adapting their biomass composition in response to diurnal light/dark cycles and nutrient availability. Here, we used experimentally determined biomass compositions over the course of growth to determine and constrain the biomass objective function (BOF) in a ge...

journal_title：Plant physiology

authors： Zuñiga C,Levering J,Antoniewicz MR,Guarnieri MT,Betenbaugh MJ,Zengler K

更新日期：2018-01-01 00:00:00

abstract：:The effect of external CO2 concentration on the expression of carbonic anhydrase (CA) and ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) was examined in pea (Pisum sativum cv Little Marvel) leaves. Enzyme activities and their transcript levels were reduced in plants grown at 1000 [mu]L/L CO2 compared with p...

journal_title：Plant physiology

authors： Majeau N,Coleman JR

更新日期：1996-10-01 00:00:00

abstract：:The occurrence of the complete orotic acid pathway for the biosynthesis de novo of pyrimidine nucleotides was demonstrated in the intact cells of roots excised from summer squash (Cucurbita pepo L. cv. Early Prolific Straightneck). Evidence that the biosynthesis of pyrimidine nucleotides proceeds via the orotate pathw...

journal_title：Plant physiology

authors： Lovatt CJ,Albert LS

更新日期：1979-10-01 00:00:00

abstract：:Addition of excess copper to nongrowing cells of a normal, green Chlorella caused a reduction in total pigments and a blue shift of chlorophyll absorption, concurrent with the inhibition of photosynthesis. Chlorophylless yellow and white mutant strains of the same alga showed a rise in nonspecific absorption (i.e., ch...

journal_title：Plant physiology

authors： Gross RE,Pugno P,Dugger WM

更新日期：1970-08-01 00:00:00

abstract：:A theory is presented to explain the phloem mobility of certain systemic xenobiotics that are not weak acids. It is shown that there is a theoretically optimum permeability that permits optimum circulation through the symplasm and apoplast (including the phloem and xylem) of Solanum tuberosum plants. The optimum perme...

journal_title：Plant physiology

authors： Tyree MT

更新日期：1979-02-01 00:00:00

abstract：:The relationship between the state of oligomerization and activity of purified maize leaf phosphoenolpyruvate carboxylase using size exclusion high performance liquid chromatography was examined. Maximum activities of 35 to 38 micromoles per minute per milligram protein were found when 100% of the enzyme was in its te...

journal_title：Plant physiology

authors： Walker GH,Ku MS,Edwards GE

更新日期：1986-04-01 00:00:00

abstract：:The mesophyll of sugar beet (Beta vulgaris L.) leaves emits red (chlorophyll a) fluorescence and blue-green fluorescence when excited with ultraviolet light. The intensity of blue-green fluorescence was increased in mesophylls affected by iron deficiency. This increase was large and progressive. It was concomitant wit...

journal_title：Plant physiology

authors： Morales F,Cerovic ZG,Moya I

更新日期：1994-09-01 00:00:00

abstract：:This study was designed to address the question: How specific for double bond position and conformation are plant enzymes that act on oleoyl-acyl carrier protein (ACP)? Octadecenoyl-ACPs with cis double bonds at positions [delta]6, [delta]7, [delta]8, [delta]9, [delta]10, [delta]11, or [delta]12 and elaidyl (18:1[delt...

journal_title：Plant physiology

authors： Dormann P,Frentzen M,Ohlrogge JB

更新日期：1994-03-01 00:00:00

abstract：:We compared the subcellular distribution of native and artificial reticuloplasmins in endosperm, callus, and leaf tissues of transgenic rice (Oryza sativa) to determine the distribution of these proteins among endoplasmic reticulum (ER) and post-ER compartments. The native reticuloplasmin was calreticulin. The artific...

journal_title：Plant physiology

authors： Torres E,Gonzalez-Melendi P,Stöger E,Shaw P,Twyman RM,Nicholson L,Vaquero C,Fischer R,Christou P,Perrin Y

更新日期：2001-11-01 00:00:00

abstract：:In maize (Zea mays L., cv Contessa), nitrogen (NO(3) (-)) limitation resulted in a reduction in shoot growth and photosynthetic capacity and in an increase in the leaf zeaxanthin contents. Nitrogen deficiency had only a small effect on the quantum yield of CO(2) assimilation but a large effect on the light-saturated r...

journal_title：Plant physiology

authors： Khamis S,Lamaze T,Lemoine Y,Foyer C

更新日期：1990-11-01 00:00:00

abstract：:The class III, ma(3) (R)-containing maturity genotypes of Sorghum bicolor (L.) Moench differ from all of the other maturity genotypes in that they flower earlier, exhibit rapid shoot elongation sooner after floral differentiation, and exhibit several morphological differences. In the present study, a class III, ma(3) ...

journal_title：Plant physiology

authors： Pao CI,Morgan PW

更新日期：1986-10-01 00:00:00

abstract：:alpha-Amylases are important enzymes for starch degradation in plants. However, it has been a long-running debate as to whether alpha-amylases are localized in plastids where starch is stored. To study the subcellular localization of alpha-amylases in plant cells, a rice (Oryza sativa) alpha-amylase, alphaAmy3, with o...

journal_title：Plant physiology

authors： Chen MH,Huang LF,Li HM,Chen YR,Yu SM

更新日期：2004-07-01 00:00:00

abstract：:Glucose modulates plant metabolism, growth, and development. In Arabidopsis (Arabidopsis thaliana), Hexokinase1 (HXK1) is a glucose sensor that may trigger abscisic acid (ABA) synthesis and sensitivity to mediate glucose-induced inhibition of seedling development. Here, we show that the intensity of short-term respons...

journal_title：Plant physiology

authors： Matiolli CC,Tomaz JP,Duarte GT,Prado FM,Del Bem LE,Silveira AB,Gauer L,Corrêa LG,Drumond RD,Viana AJ,Di Mascio P,Meyer C,Vincentz M

更新日期：2011-10-01 00:00:00

abstract：:Regulation of photosynthetic activity can contribute to the prevention of photodamage in stress resistant plants during exposure to drought or low temperatures. Responses to increasing levels of water stress were examined in seedlings of the stress resistant forest conifer, white spruce (Picea glauca [Moench.] Voss). ...

journal_title：Plant physiology

authors： Toivonen P,Vidaver W

更新日期：1988-03-01 00:00:00

abstract：:OsbZIP46 is one member of the third subfamily of bZIP transcription factors in rice (Oryza sativa). It has high sequence similarity to ABA-responsive element binding factor (ABF/AREB) transcription factors ABI5 and OsbZIP23, two transcriptional activators positively regulating stress tolerance in Arabidopsis (Arabidop...

journal_title：Plant physiology

authors： Tang N,Zhang H,Li X,Xiao J,Xiong L

更新日期：2012-04-01 00:00:00

abstract：:Light regulates various aspects of plant growth, and the photoreceptor phytochrome B (phyB) mediates many responses to red light. In a screen for Arabidopsis mutants with phenotypes similar to those of phyB mutants, we isolated two new elf3 mutants. One has weaker morphological phenotypes than previously identified el...

journal_title：Plant physiology

authors： Reed JW,Nagpal P,Bastow RM,Solomon KS,Dowson-Day MJ,Elumalai RP,Millar AJ

更新日期：2000-04-01 00:00:00

abstract：:Heterotrimeric G proteins have been shown to transmit ultraviolet B (UV-B) signals in mammalian cells, but whether they also transmit UV-B signals in plant cells is not clear. In this paper, we report that 0.5 W m(-2) UV-B induces stomatal closure in Arabidopsis (Arabidopsis thaliana) by eliciting a cascade of intrace...

journal_title：Plant physiology

authors： He JM,Ma XG,Zhang Y,Sun TF,Xu FF,Chen YP,Liu X,Yue M

更新日期：2013-03-01 00:00:00

abstract：:Earlier we isolated a threonine-rich extensin from maize (Zea mays). Here, we report that maize cell suspension cultures yield a new extensin rich in histidine (HHRGP) that also has characteristics of arabinogalactan proteins (AGPs). Thus, chymotryptic peptide maps of anhydrous hydrogen fluoride (HF)-deglycosylated HH...

journal_title：Plant physiology

authors： Kieliszewski MJ,Kamyab A,Leykam JF,Lamport DT

更新日期：1992-06-01 00:00:00

abstract：:Experiments were performed to confirm that the aldimine bond formation is a spontaneous reaction, because attempts to find an enzyme catalyzing the last decisive step in betaxanthin biosynthesis, the aldimine formation, failed. Feeding different amino acids to betalain-forming hairy root cultures of yellow beet (Beta ...

journal_title：Plant physiology

authors： Schliemann W,Kobayashi N,Strack D

更新日期：1999-04-01 00:00:00

abstract：:Stimulation of stem elongation on green cuttings of Phaseolus aureus by malformin occurred only in red light and was specifically reversible by subsequent treatment with far red radiation. Inhibition of stem elongation of etiolated cuttings by malformin in the dark was alleviated by red light and was repeatedly revers...

journal_title：Plant physiology

authors： Curtis RW

更新日期：1977-10-01 00:00:00

abstract：:The conversion of proline to glutamic acid and hence to other soluble compounds (proline oxidation) proceeds readily in turgid barley (Hordeum vulgare) leaves and is stimulated by higher concentrations of proline. This suggests that proline oxidation could function as a control mechanism for maintaining low cellular l...

journal_title：Plant physiology

authors： Stewart CR

更新日期：1977-05-01 00:00:00

abstract：:Hydroxyproline-rich glycoproteins (HRGPs) are a superfamily of plant cell wall proteins that function in diverse aspects of plant growth and development. This superfamily consists of three members: hyperglycosylated arabinogalactan proteins (AGPs), moderately glycosylated extensins (EXTs), and lightly glycosylated pro...

journal_title：Plant physiology

authors： Showalter AM,Keppler B,Lichtenberg J,Gu D,Welch LR

更新日期：2010-06-01 00:00:00

abstract：:Amino compounds representative of the major N solutes of xylem sap were pulse-fed (10 to 20 minutes) singly in (14)C-labeled form to cut transpiring shoots of white lupin (Lupinus albus L.). (14)C distribution was studied by autoradiography and radioassays of phloem sap, leaflet tissues, and shoot parts harvested at i...

journal_title：Plant physiology

authors： McNeil DL,Atkins CA,Pate JS

更新日期：1979-06-01 00:00:00

abstract：:The metabolism of soluble nucleotides was investigated in wheat (Triticum aestivum var. Olympic) aleurone layers treated with gibberellic acid. Whereas nucleotide levels were relatively unaffected by the treatment, a transient increase was observed in the incorporation of (32)P. The effect was maximal 30 to 60 minutes...

journal_title：Plant physiology

authors： Collins GG,Jenner CF,Paleg LG

更新日期：1972-03-01 00:00:00

abstract：:Phytochrome that has been photoinduced to pellet by irradiation of intact oat (cv. Garry) shoots and recovered from a pellet obtained by centrifugation of crude extracts exhibits modified behavior when compared to soluble phytochrome isolated from shoots that had never been irradiated. This modified behavior includes ...

journal_title：Plant physiology

authors： Boeshore ML,Pratt LH

更新日期：1981-10-01 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