Stachyose Synthesis in Source Leaf Tissues of the CAM Plant Xerosicyos danguyi H. Humb.

abstract：:The Ussing-Theorell equation, which provides a fundamental test for the independent passive movement of ions under conditions of nonequilibrium, has been used to assess the active and passive components of K(+) uptake by segments of pea epicotyl (Pisum sativum L. cultivar Alaska), incubated for 24 hours in both 1-fold...

journal_title：Plant physiology

authors： Macklon AE,Higinbotham N

更新日期：1970-02-01 00:00:00

abstract：:Opaque or nonvitreous phenotypes relate to the seed architecture of maize (Zea mays) and are linked to loci that control the accumulation and proper deposition of storage proteins, called zeins, into specialized organelles in the endosperm, called protein bodies. However, in the absence of null mutants of each type of...

journal_title：Plant physiology

authors： Wu Y,Messing J

更新日期：2010-05-01 00:00:00

abstract：:To function, the catalytic sites of Rubisco (EC 4.1.1.39) need to be activated by the reversible carbamylation of a lysine residue within the sites followed by rapid binding of magnesium. The activation of Rubisco in vivo requires the presence of the regulatory protein Rubisco activase. This enzyme is thought to aid t...

journal_title：Plant physiology

authors： von Caemmerer S,Hendrickson L,Quinn V,Vella N,Millgate AG,Furbank RT

更新日期：2005-02-01 00:00:00

abstract：:The effect of NO2- assimilation on O2 exchange and CO2 fixation of the cyanobacterium, Synechococcus UTEX 625, was studied mass spectrometrically. Upon addition of 1 mM inorganic carbon to the medium, inorganic carbon pools developed and accelerated O2 photoreduction 5-fold when CO2 fixation was inhibited. During stea...

journal_title：Plant physiology

authors： Mir NA,Salon C,Canvin DT

更新日期：1995-12-01 00:00:00

abstract：:The present report shows that the effect of red and far red light on the synthesis of phenylalanine ammonia-lyase can be ascribed to the action of phytochrome Pfr. This is true not only for short term irradiation but also for the action of continuous far red light. In the latter case, the model worked out by Hartmann ...

journal_title：Plant physiology

authors： Schopfer P,Mohr H

更新日期：1972-01-01 00:00:00

abstract：:Responses to the plant hormone ethylene are mediated by a family of five receptors in Arabidopsis that act in the absence of ethylene as negative regulators of response pathways. In this study, we examined the rapid kinetics of growth inhibition by ethylene and growth recovery after ethylene withdrawal in hypocotyls o...

journal_title：Plant physiology

authors： Binder BM,O'malley RC,Wang W,Moore JM,Parks BM,Spalding EP,Bleecker AB

更新日期：2004-10-01 00:00:00

abstract：:Continuous wave nuclear magnetic resonance (NMR) studies indicated that the line width of the water absorption peak (Deltav(1/2)) from crowns of winter and spring wheat (Triticum aestivum L.) increased during cold acclimation. There was a negative correlation between Deltav(1/2) and crown water content, and both of th...

journal_title：Plant physiology

authors： Gusta LV,Fowler DB,Chen P

更新日期：1979-04-01 00:00:00

abstract：:It has been reported that hydroxyphenylethylamines, such as tyramine and octopamine, are toxic to tobacco (Nicotiana tabacum L.) callus cultures grown in the presence of auxins, whereas calli grown in the presence of cytokinins and crown gall cultures are resistant to these amines (P. Christou and K.A. Barton [1989] P...

journal_title：Plant physiology

authors： Negrel J,Javelle F,Paynot M

更新日期：1993-10-01 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：:Although sessile in nature, plants are able to use a number of mechanisms to modify their morphology in response to changing environmental conditions. Differential growth is one such mechanism. Despite its importance in plant development, little is known about the molecular events regulating the establishment of diffe...

journal_title：Plant physiology

authors： Stowe-Evans EL,Harper RM,Motchoulski AV,Liscum E

更新日期：1998-12-01 00:00:00

abstract：:The light-harvesting complex (LHC) of photosystem II is composed of several different pigment-binding apoproteins. We have identified a cDNA clone LHCIIa-1 encoding the 31-kilodalton LHC IIa (CP29, Chl a/b-P1) apoprotein of barley (Hordeum vulgare). Direct protein microsequencing of an internal peptide fragment from t...

journal_title：Plant physiology

authors： Morishige DT,Thornber JP

更新日期：1992-01-01 00:00:00

abstract：:The saturating photon flux density (400 to 700 nanometers) for induction of flowering of the long day plant Anagallis arvensis L. was 1,900 micromoles per square meter per second (6,000 foot-candles) when an 8-hour daylength was extended to 24 hours by a single period of supplementary irradiation. The saturating photo...

journal_title：Plant physiology

authors： Quedado RM,Friend DJ

更新日期：1978-11-01 00:00:00

abstract：:Identification of mechanisms that decrease cadmium accumulation in plants is a prerequisite for minimizing dietary uptake of cadmium from contaminated crops. Here, we show that cadmium inhibits nitrate transporter 1.1 (NRT1.1)-mediated nitrate (NO3 (-)) uptake in Arabidopsis (Arabidopsis thaliana) and impairs NO3 (-) ...

journal_title：Plant physiology

authors： Mao QQ,Guan MY,Lu KX,Du ST,Fan SK,Ye YQ,Lin XY,Jin CW

更新日期：2014-10-01 00:00:00

abstract：:A proteinase was purified from germinated barley (green malt from Hordeum vulgare L. cv Morex) by acidic extraction, ammonium sulfate fractionation and successive chromatographies on CM-cellulose, hemoglobin sepharose, Sephadex G-75 and organomercurial agarose columns. The overall purification and final recovery were ...

journal_title：Plant physiology

authors： Poulle M,Jones BL

更新日期：1988-12-01 00:00:00

abstract：:Bacterial blight is a devastating disease of rice (Oryza sativa) caused by Xanthomonas oryzae pv oryzae (Xoo). Zinc finger proteins harboring the motif with three conserved cysteine residues and one histidine residue (CCCH) belong to a large family. Although at least 67 CCCH-type zinc finger protein genes have been id...

journal_title：Plant physiology

authors： Deng H,Liu H,Li X,Xiao J,Wang S

更新日期：2012-02-01 00:00:00

abstract：:Plants synthesize a number of antimicrobial proteins in response to pathogen invasion and environmental stresses. These proteins include two classes of chitinases that have either basic or acidic isoelectric points and that are capable of degrading fungal cell wall chitin. We have cloned and determined the nucleotide ...

journal_title：Plant physiology

authors： Samac DA,Hironaka CM,Yallaly PE,Shah DM

更新日期：1990-07-01 00:00:00

abstract：:A year round study of photosynthesis and carbon isotope fractionation was conducted with plants of Opuntia phaeacantha Engelm. and Yucca baccata Torr. occurring in natural stands at elevations of 525, 970, 1450 and 1900 m. Plant water potentials and the daytime pattern of (14)CO(2) photosynthesis were similar for all ...

journal_title：Plant physiology

authors： Szarek SR

更新日期：1976-09-01 00:00:00

abstract：:Several lines of evidence support the proposal that the unusual chloroplast-specific lipid acyl group Delta3,trans-hexadecenoic acid (trans-C(16:1)) stimulates the formation or maintenance of the oligomeric form of the light-harvesting chlorophyll a/b complex (LHCP). To assess the functional significance of this appar...

journal_title：Plant physiology

authors： McCourt P,Browse J,Watson J,Arntzen CJ,Somerville CR

更新日期：1985-08-01 00:00:00

abstract：:Durum wheat (Triticum turgidum L. subsp. durum Desf.) Line 149 contains two novel major genes for excluding Na(+) from leaf blades, named Nax1 and Nax2. The genes were separated into families containing a single gene and near-isogenic homozygous lines were selected. Lines containing either Nax1 or Nax2 had lower rates...

journal_title：Plant physiology

authors： James RA,Davenport RJ,Munns R

更新日期：2006-12-01 00:00:00

abstract：:Radioactive gibberellin A(5) ((3)H-GA(5)) was synthesized from gibberellic acid. When it was applied to dwarf peas grown in the dark, an average of 3% was converted to another acid gibberellin within 48 hours. The biological activity of the metabolite did not account for the response to applied GA(5). GA(5) is therefo...

journal_title：Plant physiology

authors： Musgrave A,Kende H

更新日期：1970-01-01 00:00:00

abstract：:Legume-rhizobia symbiosis is a time-limited process due to the onset of senescence, which results in the degradation of host plant cells and symbiosomes. A number of transcription factors, proteases, and functional genes have been associated with nodule senescence; however, whether other proteases or transcription fac...

journal_title：Plant physiology

authors： Deng J,Zhu F,Liu J,Zhao Y,Wen J,Wang T,Dong J

更新日期：2019-12-01 00:00:00

abstract：:Lys deacylases are essential regulators of cell biology in many contexts. Here, we have identified CddA (cyanobacterial deacetylase/depropionylase), a Lys deacylase enzyme expressed in the cyanobacterium Synechococcus sp. PCC 7002 that has both deacetylase and depropionylase activity. Loss of the gene cddA led to slow...

journal_title：Plant physiology

authors： Liu X,Yang M,Liu Y,Ge F,Zhao J

更新日期：2020-10-01 00:00:00

abstract：:This study aims to elucidate the molecular mechanism of an alternative electron flow (AEF) functioning under suppressed (CO2-limited) photosynthesis in the cyanobacterium Synechocystis sp. PCC 6803. Photosynthetic linear electron flow, evaluated as the quantum yield of photosystem II [Y(II)], reaches a maximum shortly...

journal_title：Plant physiology

authors： Shimakawa G,Shaku K,Nishi A,Hayashi R,Yamamoto H,Sakamoto K,Makino A,Miyake C

更新日期：2015-02-01 00:00:00

abstract：:Arabidopsis (Arabidopsis thaliana) leaf development relies on subsequent phases of cell proliferation and cell expansion. During the proliferation phase, chloroplasts need to divide extensively, and during the transition from cell proliferation to expansion, they differentiate into photosynthetically active chloroplas...

journal_title：Plant physiology

authors： Vercruyssen L,Tognetti VB,Gonzalez N,Van Dingenen J,De Milde L,Bielach A,De Rycke R,Van Breusegem F,Inzé D

更新日期：2015-03-01 00:00:00

abstract：:Soil salinity is one of the most significant abiotic stresses for crop plants, including legumes. These plants can establish root symbioses with nitrogen-fixing soil bacteria and are able to grow in nitrogen-poor soils. Medicago truncatula varieties show diverse adaptive responses to environmental conditions, such as ...

journal_title：Plant physiology

authors： de Lorenzo L,Merchan F,Blanchet S,Megías M,Frugier F,Crespi M,Sousa C

更新日期：2007-12-01 00:00:00

abstract：:Mitochondria isolated from Kalanchoë daigremontiana, a Crassulacean acid metabolism plant, decarboxylate added malate to pyruvate at rates of up to 100 micromoles per hour per milligram original chlorophyll in the presence of ADP. Omitting ADP reduces this rate by approximately 50%. Antimycin A inhibits malate decarbo...

journal_title：Plant physiology

authors： Day DA

更新日期：1980-04-01 00:00:00

abstract：:Changes in the galactose content of the noncellulosic polysaccharides of tomato (Mill) fruit cell walls were analyzed under various conditions. On the plant, galactan decreased gradually during fruit growth. As normal fruits ripened, the loss of galactan increased sharply; this was not observed in attached rin fruits ...

journal_title：Plant physiology

authors： Lackey GD,Gross KC,Wallner SJ

更新日期：1980-09-01 00:00:00

abstract：:The in vivo phosphorylation of starch was studied in Solanum tuberosum cv Dianella and Posmo. Small starch granules contain 25% more ester-bound phosphate per glucose residue than large starch granules. The degree of phosphorylation was found to be almost constant during tuber development. Isolated tuber discs synthes...

journal_title：Plant physiology

authors： Nielsen TH,Wischmann B,Enevoldsen K,Moller BL

更新日期：1994-05-01 00:00:00

abstract：:The polyunsaturated fatty acid content is one of the major factors influencing the quality of vegetable oils. Edible oils rich in monounsaturated fatty acid provide improved oil stability, flavor, and nutrition for human and animal consumption. In plants, the microsomal omega-6 desaturase-catalyzed pathway is the prim...

journal_title：Plant physiology

authors： Heppard EP,Kinney AJ,Stecca KL,Miao GH

更新日期：1996-01-01 00:00:00

abstract：:In plants, photoreceptors transfer light signals to phytochrome-interacting factors (PIFs), inducing the rapid phosphorylation and degradation of PIFs to promote photomorphogenesis. However, the phosphatase responsible for PIF dephosphorylation remains unknown. In this study, we identified a type 1 protein phosphatase...

journal_title：Plant physiology

authors： Yue J,Qin Q,Meng S,Jing H,Gou X,Li J,Hou S

更新日期：2016-03-01 00:00:00