Release of Photosynthetic Protein Catabolites by Blebbing from Thylakoids.

abstract：:Constitutive arginase (molecular weight 330,000) 920-fold purified from Evernia prunastri thallus, is activated by putrescine, l-ornithine, and agmatine with K(a) values of 2.7, 1.1, and 5.8 millimolar, respectively. Constitutive arginase is also activated by endogenous l-arginine, reaching its maximum activity at 16 ...

journal_title：Plant physiology

authors： Martín-Falquina A,Legaz ME

更新日期：1984-12-01 00:00:00

abstract：:Theoretical analysis of the CO(2) assimilation and water loss by single leaves suggests that the water use efficiency of C(4) species decreases as stomatal resistance increases. To confirm this hypothesis for a complete maize crop, results from computer simulations and a field experiment were compiled for varying stom...

journal_title：Plant physiology

authors： Sinclair TR,Bingham GE,Lemon ER,Allen LH

更新日期：1975-08-01 00:00:00

abstract：:The activity of the maize (Zea mays) florigen gene ZEA CENTRORADIALIS8 (ZCN8) is associated with the floral transition in both day-neutral temperate maize and short-day (SD)-requiring tropical maize. We analyzed transcription and chromatin modifications at the ZCN8 locus and its nearly identical paralog ZCN7 during th...

journal_title：Plant physiology

authors： Mascheretti I,Turner K,Brivio RS,Hand A,Colasanti J,Rossi V

更新日期：2015-08-01 00:00:00

abstract：:Treatment of tobacco (Nicotiana tabacum) cell-suspension cultures with cryptogein, an elicitin protein from Phytophthora cryptogea, resulted in the release of a factor(s) that diffused through a 1000-D cutoff dialysis membrane and was capable of inducing sesquiterpene cyclase enzyme activity (a key phytoalexin biosynt...

journal_title：Plant physiology

authors： Chappell J,Levine A,Tenhaken R,Lusso M,Lamb C

更新日期：1997-02-01 00:00:00

abstract：:NAD-dependent glyceraldehyde-3-phosphate dehydrogenase (GAPDH) is a ubiquitous enzyme involved in the glycolytic pathway. It has been widely demonstrated that mammalian GAPDH, in addition to its role in glycolysis, fulfills alternative functions mainly linked to its susceptibility to oxidative posttranslational modifi...

journal_title：Plant physiology

authors： Vescovi M,Zaffagnini M,Festa M,Trost P,Lo Schiavo F,Costa A

更新日期：2013-05-01 00:00:00

abstract：:We used an anti-indole acetic acid (IAA or auxin) monoclonal antibody-based immunocytochemical procedure to monitor IAA level in Arabidopsis tissues. Using immunocytochemistry and the IAA-driven beta-glucuronidase (GUS) activity of Aux/IAA promoter::GUS constructs to detect IAA distribution, we investigated the role o...

journal_title：Plant physiology

authors： Avsian-Kretchmer O,Cheng JC,Chen L,Moctezuma E,Sung ZR

更新日期：2002-09-01 00:00:00

abstract：:For an efficient defense response against pathogens, plants must coordinate rapid genetic reprogramming to produce an incompatible interaction. Nitrate Trasnporter2 (NRT2) gene family members are sentinels of nitrate availability. In this study, we present an additional role for NRT2.1 linked to plant resistance again...

journal_title：Plant physiology

authors： Camañes G,Pastor V,Cerezo M,García-Andrade J,Vicedo B,García-Agustín P,Flors V

更新日期：2012-02-01 00:00:00

abstract：:The responses of redroot pigweed (Amaranthus retroflexus L.) seeds to nine ethylene concentrations between 0.5 and 50 microliters per liter were assessed at different temperatures and water potentials and in either continuous white light or darkness. Under all experimental treatments, the probit-transformed percentage...

journal_title：Plant physiology

authors： Schonbeck MW,Egley GH

更新日期：1980-06-01 00:00:00

abstract：:Nitrogen (N) is an essential requirement for kernel growth in maize (Zea mays); however, little is known about how N assimilates are metabolized in young earshoots during seed development. The objective of this study was to assess amino acid metabolism in cob and spikelet tissues during the critical 2 weeks following ...

journal_title：Plant physiology

authors： Seebauer JR,Moose SP,Fabbri BJ,Crossland LD,Below FE

更新日期：2004-12-01 00:00:00

abstract：:Enhancement phenomena in photosynthesis of the diatom Phaeodactylum tricornutum Lewin were studied by means of a Haxo oxygen electrode and 2 monochromatic light beams. It was necessary to correct for a minor non-linearity in rate oxygen evolution vs. intensity similar to that reported for Chlorella. Action spectra on ...

journal_title：Plant physiology

authors： Mann JE,Myers J

更新日期：1968-12-01 00:00:00

abstract：:The cyanobacterial CO2-concentrating mechanism (CCM) allows photosynthesis to proceed in CO2-limited aquatic environments, and its activity is modulated in response to inorganic carbon (Ci) availability. Real-time reverse transcriptase-PCR analysis was used to examine the transcriptional regulation of more than 30 CCM...

journal_title：Plant physiology

authors： Woodger FJ,Badger MR,Price GD

更新日期：2003-12-01 00:00:00

abstract：:Since peroxidase and manganese have been implicated in both auxin destruction and ethylene production, the effect of auxins and high tissue levels of manganese on the peroxidative indoleacetic acid oxidase system and the internal level of ethylene was determined in cotton (Gossypium hirsutum L. cv. Watson GL-7). The h...

journal_title：Plant physiology

authors： Fowler JL,Morgan PW

更新日期：1972-04-01 00:00:00

abstract：:The rhythmic movement of excised Samanea saman pulvini incubated in H(2)O or 50 mm sucrose was monitored during extended periods of white light (cool white fluorescent, 2,000 ft-c), darkness, or alternating white light (16 hr) and darkness (8 hr). In continuous white light, the rhythm damps at an intermediate angle af...

journal_title：Plant physiology

authors： Simon E,Satter RL,Galston AW

更新日期：1976-09-01 00:00:00

abstract：:The effect of strong irradiance (2000 micromole photons per square meter per second) on PSII heterogeneity in intact cells of Chlamydomonas reinhardtii was investigated. Low light (LL, 15 micromole photons per square meter per second) grown C. reinhardtii are photoinhibited upon exposure to strong irradiance, and the ...

journal_title：Plant physiology

authors： Neale PJ,Melis A

更新日期：1990-04-01 00:00:00

abstract：:In Arabidopsis, phytochrome A (phyA) is the major photoreceptor both for high irradiance responses to far-red light and broad spectrum very low fluence responses, but little is known of its signaling pathway(s). rsf1 was isolated as a recessive mutant with reduced sensitivity to far-red inhibition of hypocotyl elongat...

journal_title：Plant physiology

authors： Fankhauser C,Chory J

更新日期：2000-09-01 00:00:00

abstract：:A mutant of Arabidopsis thaliana has been isolated in which ribulose-1,5-bisphosphate carboxylase is present in a nonactivatable form in vivo. The mutation appears to affect carboxylase activation specifically, and not any other enzyme of the photosynthesis or photorespiratory cycles. The effect of the mutation on car...

journal_title：Plant physiology

authors： Somerville CR,Portis AR,Ogren WL

更新日期：1982-08-01 00:00:00

abstract：:Shifts in the duration and intensity of ambient temperature impair plant development and reproduction, particularly male gametogenesis. Stress exposure causes meiotic defects or premature spore abortion in male reproductive organs, leading to male sterility. However, little is known about the mechanisms underlying str...

journal_title：Plant physiology

authors： Begcy K,Nosenko T,Zhou LZ,Fragner L,Weckwerth W,Dresselhaus T

更新日期：2019-10-01 00:00:00

abstract：:L-Galactono-1,4-lactone dehydrogenase (EC 1.3.2.3) catalyzes the last step in the main pathway of vitamin C (L-ascorbic acid) biosynthesis in higher plants. In this study, we first characterized the spatial and temporal expression of SlGalLDH in several organs of tomato (Solanum lycopersicum) plants in parallel with t...

journal_title：Plant physiology

authors： Alhagdow M,Mounet F,Gilbert L,Nunes-Nesi A,Garcia V,Just D,Petit J,Beauvoit B,Fernie AR,Rothan C,Baldet P

更新日期：2007-12-01 00:00:00

abstract：:The unicellular green alga Chlorella kessleri can induce monosaccharide-H+ symport catalyzing the energy-dependent transport of D-glucose (D-Glc) and several other pentoses and hexoses across the plasmalemma. The gene coding for the inducible HUP1 monosaccharide-H+ symporter has been cloned and the protein has been ch...

journal_title：Plant physiology

authors： Stadler R,Wolf K,Hilgarth C,Tanner W,Sauer N

更新日期：1995-01-01 00:00:00

abstract：:A new ultraviolet (UV)-A/B absorbing pigment with maxima at 312 and 330 nanometers from the cosmopolitan terrestrial cyanobacterium Nostoc commune is described. The pigment is found in high amounts (up to 10% of dry weight) in colonies grown under solar UV radiation but only in low concentrations in laboratory culture...

journal_title：Plant physiology

authors： Scherer S,Chen TW,Böger P

更新日期：1988-12-01 00:00:00

abstract：:Freshly isolated cotyledons from 10-day developing pea (Pisum sativum) seeds were fed radiolabeled precursors for 5 hours, and the specific radioactivity of the free and total protein amino acids was determined using a dansylation procedure. When the seven most abundant amino acids in phloem exudate of pea fruits (asp...

journal_title：Plant physiology

authors： Macnicol PK

更新日期：1977-09-01 00:00:00

abstract：:Pyridine nucleotide pools were measured in intact plastids from roots of barley (Hordeum vulgare L.) during the onset of NO2- assimilation and compared with the in vitro effect of the NADPH/NADP ratio on the activity of plastidic glucose-6-phosphate dehydrogenase (G6PDH, EC 1.1.1.49) from N-sufficient or N-starved roo...

journal_title：Plant physiology

authors： Wright DP,Huppe HC,Turpin DH

更新日期：1997-08-01 00:00:00

abstract：:Leaf CO(2) compensation points and stable hydrogen, oxygen and carbon isotope ratios were determined for Panicum species including C(3)/C(4) intermediate photosynthesis plants, hybrids between C(3)/C(4) intermediates and C(3) plants, C(3) and C(4) plants in the Panicum genus as well as several other C(3) and C(4) plan...

journal_title：Plant physiology

authors： Sternberg Lda S,Deniro MJ,Sloan ME,Black CC

更新日期：1986-01-01 00:00:00

abstract：:Geranylgeranyl diphosphate (GGPP) is the precursor for the biosynthesis of gibberellins, carotenoids, chlorophylls, isoprenoid quinones, and geranylgeranylated proteins in plants. There is a small gene family for GGPP synthases encoding five isozymes and one related protein in Arabidopsis, and all homologs have a puta...

journal_title：Plant physiology

authors： Okada K,Saito T,Nakagawa T,Kawamukai M,Kamiya Y

更新日期：2000-04-01 00:00:00

abstract：:The elongation response elicited by incubating excised hypocotyl sections of lettuce (Lactuca sativa L.) in light in gibberellin (GA) can be enhanced by the addition of Cl(-), Br(-), and NO(3) (-) salts of K(+) and Na(+). Sections incubated in light in the absence of GA do not elongate in response to the addition of s...

journal_title：Plant physiology

authors： Stuart DA,Jones RL

更新日期：1977-01-01 00:00:00

abstract：:The amination of alpha-ketoglutarate (alpha-KG) by NADH-glutamate dehydrogenase (GDH) obtained from Sephadex G-75 treated crude extracts from shoots of 5-day-old seedlings was stimulated by the addition of Ca(2+). The NADH-GDH purified 161-fold with ammonium sulfate, DEAE-Toyopearl, and Sephadex G-200 was also activat...

journal_title：Plant physiology

authors： Yamaya T,Oaks A,Matsumoto H

更新日期：1984-12-01 00:00:00

abstract：:We describe a simple and highly effective means for global identification of genes that are expressed within specific cell types within complex tissues. It involves transgenic expression of nuclear-targeted green fluorescent protein in a cell-type-specific manner. The fluorescent nuclei are then purified from homogena...

journal_title：Plant physiology

authors： Zhang C,Barthelson RA,Lambert GM,Galbraith DW

更新日期：2008-05-01 00:00:00

abstract：:It has been suggested that jasmonic acid (JA) could be an integral part of a general signal transduction system regulating inducible defense genes in plants. It was reported that treatment with an elicitor (N-acetylchitoheptaose) induced production of phytoalexin in suspension-cultured rice (Oryza sativa L.) cells. In...

journal_title：Plant physiology

authors： Nojiri H,Sugimori M,Yamane H,Nishimura Y,Yamada A,Shibuya N,Kodama O,Murofushi N,Omori T

更新日期：1996-02-01 00:00:00

abstract：:Cereal kernel growth and grain yield are functions of endosperm starch accumulation. The objective of this study was to examine how various metabolic factors in developing maize (Zea mays L.) endosperm influence starch deposition. Kernels were grown in vitro on medium with: (a) zero N (-N), (b) optimum N (+N), or (c) ...

journal_title：Plant physiology

authors： Singletary GW,Below FE

更新日期：1990-01-01 00:00:00

abstract：:The effects of freezing and desiccation of spinach leaves (Spinacia oleracea L. cv Yates) on the thylakoid membranes were assessed using antibodies specific for thylakoid membrane proteins. The peripheral part of the chloroplast coupling factor ATPase (CF1) was used as a molecular marker for chemical membrane damage b...

journal_title：Plant physiology

authors： Hincha DK,Höfner R,Schwab KB,Heber U,Schmitt JM

更新日期：1987-02-01 00:00:00