Multiple Integrated Root Phenotypes Are Associated with Improved Drought Tolerance.

abstract：:The effect of 21% O(2) and 3% O(2) on the CO(2) exchange of detached wheat leaves was measured in a closed system with an infrared carbon dioxide analyzer. Temperature was varied between 2 degrees and 43 degrees , CO(2) concentration between 0.000% and 0.050% and light intensity between 40 ft-c and 1000 ft-c. In most ...

journal_title：Plant physiology

authors： Jolliffe PA,Tregunna EB

更新日期：1968-06-01 00:00:00

abstract：:We report the first complete purifications of the cytosolic and plastid isozymes of triose phosphate isomerase (TPI; EC 5.3.1.1) from higher plants including spinach (Spinacia oleracea), lettuce (Lactuca sativa), and celery (Apium graveolens). Both isozymes are composed of two isosubunits with approximate molecular we...

journal_title：Plant physiology

authors： Pichersky E,Gottlieb LD

更新日期：1984-02-01 00:00:00

abstract：:Hydrogen peroxide (H2O2) is a stable component of reactive oxygen species, and its production in plants represents the successful recognition of pathogen infection and pathogen-associated molecular patterns (PAMPs). This production of H2O2 is typically apoplastic but is subsequently associated with intracellular immun...

journal_title：Plant physiology

authors： Tian S,Wang X,Li P,Wang H,Ji H,Xie J,Qiu Q,Shen D,Dong H

更新日期：2016-07-01 00:00:00

abstract：:The adaptability of root system architecture to unevenly distributed mineral nutrients in soil is a key determinant of plant performance. The molecular mechanisms underlying nitrate dependent plasticity of lateral root branching across the different root types of maize are only poorly understood. In this study, detail...

journal_title：Plant physiology

authors： Yu P,Baldauf JA,Lithio A,Marcon C,Nettleton D,Li C,Hochholdinger F

更新日期：2016-03-01 00:00:00

abstract：:In an earlier paper we showed that in fully developed barley (Hordeum vulgare L.) root epidermal cells a decrease in cytosolic K+ was associated with an acidification of the cytosol (D.J. Walker, R. A. Leigh, A.J. Miller [1996] Proc Natl Acad Sci USA 93: 10510-10514). To show that these changes in cytosolic ion concen...

journal_title：Plant physiology

authors： Walker DJ,Black CR,Miller AJ

更新日期：1998-11-01 00:00:00

abstract：:This work tested one aspect of the relations between membrane permeability and fruit ripening. Membrane permeability was measured as [(3)H]water efflux rate from preloaded fruit pericarp disks. Different stages of fruit development were compared between two tomato (Lycopersicon esculentum Mill) strains: the normal Rut...

journal_title：Plant physiology

authors： Poovaiah BW,Mizrahi Y,Dostal HC,Cherry JH,Leopold AC

更新日期：1975-12-01 00:00:00

abstract：:The soybean SAUR (Small Auxin-Up RNA) genes are transcriptionally induced by exogenous auxins within a few minutes after hormone application. This response is specifically induced by auxins primarily in epidermal and cortical cells within elongation zones of hypocotyls and epicotyls. We have previously shown that an 8...

journal_title：Plant physiology

authors： Li Y,Liu ZB,Shi X,Hagen G,Guilfoyle TJ

更新日期：1994-09-01 00:00:00

abstract：:In many flowering plants, xyloglucan is a major component of primary cell walls, where it plays an important role in growth regulation. Xyloglucan can be degraded by a suite of exoglycosidases that remove specific sugars. In this work, we show that the xyloglucan backbone, formed by (1→4)-linked β-d-glucopyranosyl res...

journal_title：Plant physiology

authors： Sampedro J,Valdivia ER,Fraga P,Iglesias N,Revilla G,Zarra I

更新日期：2017-02-01 00:00:00

abstract：:The effects of chilling temperatures, in light or dark, on the isolated thylakoids and leaf discs of cucumber (Cucumis sativa L. "Marketer") and spinach (Spinacia oleracea L. "Bloomsdale") were studied. The pretreatment of isolated thylakoids and leaf discs at 4 C in the dark did not affect the phenazine methosulfate-...

journal_title：Plant physiology

authors： Garber MP

更新日期：1977-05-01 00:00:00

abstract：:A pyridoxal 5'-phosphate (PLP)-dependent enzyme, 1-aminocyclopropane-1-carboxylic acid (ACC) synthase (S-adenosyl-L-Met methylthioadenosine-lyase, EC 4.4.1.14), catalyzes the conversion of S-adenosyl-L-methionine (AdoMet) to ACC. A tomato ACC synthase isozyme (LE-ACS2) with a deletion of 46 amino acids at the C termin...

journal_title：Plant physiology

authors： Zhou H,Wang HW,Zhu K,Sui SF,Xu P,Yang SF,Li N

更新日期：1999-11-01 00:00:00

abstract：:Carotenoids are essential pigments of the photosynthetic apparatus and an indispensable component of the human diet. In addition to being potent antioxidants, they also provide the vitamin A precursor beta-carotene. In tomato (Solanum lycopersicum) fruits, carotenoids accumulate in specialized plastids, the chromoplas...

journal_title：Plant physiology

authors： Apel W,Bock R

更新日期：2009-09-01 00:00:00

abstract：:Rice grains (Oryza sativa L.) from three varieties and three pairs of lines with different protein content were collected at 4-day intervals from 4 to 32 days after flowering. The samples were analyzed for protein, free amino nitrogen, ribonucleic acid, protease activity, and ribonuclease activity. In addition, the ca...

journal_title：Plant physiology

authors： Cruz LJ,Cagampang GB,Juliano BO

更新日期：1970-11-01 00:00:00

abstract：:Researchers have long endeavored to produce modified fatty acids in easily managed crop plants where they are not natively found. An important step toward this goal has been the biosynthesis of these valuable products in model oilseeds. The successful production of such fatty acids has revealed barriers to the broad a...

journal_title：Plant physiology

authors： Lunn D,Smith GA,Wallis JG,Browse J

更新日期：2018-06-01 00:00:00

abstract：:Cyanobacteria are oxygenic photosynthetic prokaryotes that are the progenitors of the chloroplasts of algae and plants. These organisms harvest light using large membrane-extrinsic phycobilisome antenna in addition to membrane-bound chlorophyll-containing proteins. Similar to eukaryotic photosynthetic organisms, cyano...

journal_title：Plant physiology

authors： Collins AM,Liberton M,Jones HD,Garcia OF,Pakrasi HB,Timlin JA

更新日期：2012-04-01 00:00:00

abstract：:Vitamin B6, an essential cofactor for a range of biochemical reactions and a potent antioxidant, plays important roles in plant growth, development, and stress tolerance. Vitamin B6 deficiency causes embryo lethality in Arabidopsis (Arabidopsis thaliana), but the specific role of vitamin B6 biosynthesis in endosperm d...

journal_title：Plant physiology

authors： Yang YZ,Ding S,Wang Y,Li CL,Shen Y,Meeley R,McCarty DR,Tan BC

更新日期：2017-06-01 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：:The first committed step in the conversion of cycloartenol into Delta(5) C24-alkyl sterols in plants is catalyzed by an S-adenosyl-methionine-dependent sterol-C24-methyltransferase type 1 (SMT1). We report the consequences of overexpressing SMT1 in tobacco (Nicotiana tabacum), under control of either the constitutive ...

journal_title：Plant physiology

authors： Holmberg N,Harker M,Gibbard CL,Wallace AD,Clayton JC,Rawlins S,Hellyer A,Safford R

更新日期：2002-09-01 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：:The activation of an anion channel in the plasma membrane of Arabidopsis thaliana hypocotyls by blue light (BL) is believed to be a signal-transducing event leading to growth inhibition. Here we report that the open probability of this particular anion channel depends on cytoplasmic Ca2+ ([Ca2+]cyt) within the concent...

journal_title：Plant physiology

authors： Lewis BD,Karlin-Neumann G,Davis RW,Spalding EP

更新日期：1997-08-01 00:00:00

abstract：:The interaction between mannan polysaccharides and cellulose microfibrils contributes to cell wall properties in some vascular plants, but the molecular arrangement of mannan in the cell wall and the nature of the molecular bonding between mannan and cellulose remain unknown. Previous studies have shown that mannan is...

journal_title：Plant physiology

authors： Yu L,Lyczakowski JJ,Pereira CS,Kotake T,Yu X,Li A,Mogelsvang S,Skaf MS,Dupree P

更新日期：2018-11-01 00:00:00

abstract：:The identity and scope of chloroplast and mitochondrial proteases in higher plants has only started to become apparent in recent years. Biochemical and molecular studies suggested the existence of Clp, FtsH, and DegP proteases in chloroplasts, and a Lon protease in mitochondria, although currently the full extent of t...

journal_title：Plant physiology

authors： Adam Z,Adamska I,Nakabayashi K,Ostersetzer O,Haussuhl K,Manuell A,Zheng B,Vallon O,Rodermel SR,Shinozaki K,Clarke AK

更新日期：2001-04-01 00:00:00

abstract：:Photosystem I (PSI) has been isolated from mesophyll chloroplasts of mature maize leaves. The isolated PSI (PSI-200) was used as starting material for preparing an antenna-depleted core (PSI-100). Both of these preparations appear to be quite analogous to PSI complexes isolated from other plant tissue sources, such as...

journal_title：Plant physiology

authors： Wynn RM,Luong C,Malkin R

更新日期：1989-09-01 00:00:00

abstract：:High performance liquid chromatography analyses revealed that glutathione (GSH) and cysteine are two of the major low molecular weight thiol compounds in maize root extracts. Treatment of maize roots to heat shock temperatures of 40 degrees C resulted in a decrease of cysteine levels and an increase of GSH levels. Pul...

journal_title：Plant physiology

authors： Nieto-Sotelo J,Ho TH

更新日期：1986-12-01 00:00:00

abstract：:Respiration utilizing NAD-linked substrates in mitochondria isolated from cotyledons of etiolated peas (Pisum sativum L. var. Homesteader) by sucrose density gradient centrifugation exhibited resistance to rotenone. The inhibited rate of alpha-ketoglutarate oxidation was equivalent to the recovered rate of malate oxid...

journal_title：Plant physiology

authors： Johnson-Flanagan AM,Spencer MS

更新日期：1981-12-01 00:00:00

abstract：:It has long been known that leaf senescence can be induced in many plant species by detaching leaves and placing them in the darkness. It recently has been shown that entire Arabidopsis plants placed in the darkness are not induced to senesce, as judged by visible yellowing and certain molecular markers. Here, we show...

journal_title：Plant physiology

authors： Weaver LM,Amasino RM

更新日期：2001-11-01 00:00:00

abstract：:Elevated carbon dioxide (CO2) in leaves closes stomatal apertures. Research has shown key functions of the β-carbonic anhydrases (βCA1 and βCA4) in rapid CO2-induced stomatal movements by catalytic transmission of the CO2 signal in guard cells. However, the underlying mechanisms remain unclear, because initial studies...

journal_title：Plant physiology

authors： Hu H,Rappel WJ,Occhipinti R,Ries A,Böhmer M,You L,Xiao C,Engineer CB,Boron WF,Schroeder JI

更新日期：2015-10-01 00:00:00

abstract：:Treatment of Pisum sativum (L.) cv. ;Sparkle' with ethyl methanesulfonic acid (EMS) produced a stable mutant, E135F, which forms small, white, ineffective nodules. These nodules exhibit histological zonation typical of an indeterminant nodule, e.g. meristematic, early symbiotic, late symbiotic, and senescent zones. Co...

journal_title：Plant physiology

authors： Kneen BE,Larue TA,Hirsch AM,Smith CA,Weeden NF

更新日期：1990-11-01 00:00:00

abstract：:Plants undergoing heat and low-CO2 stresses emit large amounts of volatile isoprenoids compared with those in stress-free conditions. One hypothesis posits that the balance between reducing power availability and its use in carbon assimilation determines constitutive isoprenoid emission rates in plants and potentially...

journal_title：Plant physiology

authors： Dani KG,Jamie IM,Prentice IC,Atwell BJ

更新日期：2014-10-01 00:00:00

abstract：:The pedicel (basal maternal tissue) of maize (Zea mays L.) kernels contains a physically and kinetically unique form of glutamine synthetase (GSp1) that is involved in the conversion of transport forms of nitrogen into glutamine for uptake by the developing endosperm (M.J. Muhitch [1989] Plant Physiol 91: 868-875). A ...

journal_title：Plant physiology

authors： Muhitch MJ,Felker FC,Taliercio EW,Chourey PS

更新日期：1995-03-01 00:00:00

abstract：:By using immunofluorescence microscopy, we observed rapidly altered distribution patterns of cell wall pectins in meristematic cells of maize (Zea mays) and wheat (Triticum aestivum) root apices. This response was shown for homogalacturonan pectins characterized by a low level (up to 40%) of methylesterification and f...

journal_title：Plant physiology

authors： Yu Q,Hlavacka A,Matoh T,Volkmann D,Menzel D,Goldbach HE,Baluska F

更新日期：2002-09-01 00:00:00