Cell wall cementing materials of grass leaves.

abstract：:Extracts prepared from floral meristematic tissue of alfalfa (Medicago sativa L.) were investigated for expression of the enzyme transglutaminase in order to identify the major protein substrate for transglutaminase-directed modifications among plant proteins. The large polymorphic subunits of ribulose 1,5-bisphosphat...

journal_title：Plant physiology

authors： Margosiak SA,Dharma A,Bruce-Carver MR,Gonzales AP,Louie D,Kuehn GD

更新日期：1990-01-01 00:00:00

abstract：:Two glutathione S-transferase (GST) isozymes, A1/A1 and B1/B2, were purified from etiolated, O-1,3-dioxolan-2-yl-methyl-2,2,2, -trifluoro-4'-chloroacetophenone-oxime-treated sorghum (Sorghum bicolor L. Moench) shoots. GST A1/A1, a constitutively expressed homodimer, had a subunit molecular mass of 26 kD and an isoelec...

journal_title：Plant physiology

authors： Gronwald JW,Plaisance KL

更新日期：1998-07-01 00:00:00

abstract：:The homeostasis of iron (Fe) in plants is strictly regulated to maintain an optimal level for plant growth and development but not cause oxidative stress. About 30% of arable land is considered Fe deficient because of calcareous soil that renders Fe unavailable to plants. Under Fe-deficient conditions, Arabidopsis (Ar...

journal_title：Plant physiology

authors： Chen YY,Wang Y,Shin LJ,Wu JF,Shanmugam V,Tsednee M,Lo JC,Chen CC,Wu SH,Yeh KC

更新日期：2013-03-01 00:00:00

abstract：:Glucosinolates (GSLs) are secondary metabolites whose degradation products confer intrinsic flavors and aromas to Brassicaceae vegetables. Several structures of GSLs are known in the Brassicaceae, and the biosynthetic pathway and regulatory networks have been elucidated in Arabidopsis (Arabidopsis thaliana). GSLs are ...

journal_title：Plant physiology

authors： Kakizaki T,Kitashiba H,Zou Z,Li F,Fukino N,Ohara T,Nishio T,Ishida M

更新日期：2017-03-01 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：:We previously cloned and sequenced a cDNA encoding soybean ferric leghemoglobin reductase (FLbR), an enzyme postulated to play an important role in maintaining leghemoglobin in a functional ferrous state in nitrogen-fixing root nodules. This cDNA was sub-cloned into an expression plasmid, pTrcHis C, and overexpressed ...

journal_title：Plant physiology

authors： Ji L,Becana M,Sarath G,Shearman L,Klucas RV

更新日期：1994-09-01 00:00:00

abstract：:Evidence that indoleacetic acid (IAA) conjugates are metabolized via enzyme-catalyzed hydrolysis to free IAA and that their biological activities are related to the rates at which they are hydrolyzed by the tissue is presented. These conclusions are based on the following observations. Slow but continuous decarboxylat...

journal_title：Plant physiology

authors： Hangarter RP,Good NE

更新日期：1981-12-01 00:00:00

abstract：:Treatment of suspension-cultured tobacco (Nicotiana tabacum var Xanthi) cells with cryptogein, a proteinaceous elicitor from Phytophthora cryptogea, induced a great stimulation of Ca2+ influx within the first minutes. Ca2+ influx is essential for the initiation of cryptogein-induced responses, since ethyleneglycol-bis...

journal_title：Plant physiology

authors： Tavernier E,Wendehenne D,Blein JP,Pugin A

更新日期：1995-11-01 00:00:00

abstract：:The wall-associated kinase (WAK) gene family, one of the receptor-like kinase (RLK) gene families in plants, plays important roles in cell expansion, pathogen resistance, and heavy-metal stress tolerance in Arabidopsis (Arabidopsis thaliana). Through a reiterative database search and manual reannotation, we identified...

journal_title：Plant physiology

authors： Zhang S,Chen C,Li L,Meng L,Singh J,Jiang N,Deng XW,He ZH,Lemaux PG

更新日期：2005-11-01 00:00:00

abstract：:Sucrose synthase (Sus; EC 2.4.1.13) is a key enzyme of sucrose metabolism in plant cells, providing carbon for respiration and for the synthesis of cell wall polymers and starch. Since Sus is important for plant cell growth, insights into its structure, localization, and features are useful for defining the relationsh...

journal_title：Plant physiology

authors： Persia D,Cai G,Del Casino C,Faleri C,Willemse MT,Cresti M

更新日期：2008-08-01 00:00:00

abstract：:Rhizobitoxine, an inhibitor of methionine biosynthesis in Salmonella typhimurium, inhibited ethylene production about 75% in light-grown sorghum seedlings and in senescent apple tissue. Ethylene production stimulated by indoleacetic acid and kinetin in sorghum was similarly inhibited. With both apple and sorghum, the ...

journal_title：Plant physiology

authors： Owens LD,Lieberman M,Kunishi A

更新日期：1971-07-01 00:00:00

abstract：:Amylase was found in high activity (193 international units per milligram protein) in the tap root of alfalfa (Medicago sativa L. cv. Sonora). The activity was separated by gel filtration chromatography into two fractions with molecular weights of 65,700 (heavy amylase) and 41,700 (light amylase). Activity staining of...

journal_title：Plant physiology

authors： Doehlert DC,Duke SH,Anderson L

更新日期：1982-05-01 00:00:00

abstract：:A direct method is described for measuring the pressure in secondary phloem sieve tubes of oak trees. One end of a 26-gauge stainless steel tube was shaped such that when it penetrated the outer bark and transected a few sieve elements, it was stopped by the xylem so that small openings in the end allowed phloem sap t...

journal_title：Plant physiology

authors： Hammel HT

更新日期：1968-07-01 00:00:00

abstract：:The odoriferous compounds produced at the time of flowering by the inflorescences of 5 arum lily species were condensed in dry ice traps. The components of the condensates were separated by paper chromatography and identified on the basis of position and color reactions in comparison with known compounds. The concentr...

journal_title：Plant physiology

authors： Smith BN,Meeuse BJ

更新日期：1966-02-01 00:00:00

abstract：:Germinating wheat embryos (Triticum vulgare var. Florence) synthesize proteins before the onset of DNA synthesis. The onset of DNA replication occurs at about 15 hours of germination and was shown to depend on proteins synthesized before 9 hours of germination with the use of blasticidin S, a specific inhibitor of pro...

journal_title：Plant physiology

authors： Mory YY,Chen D,Sarid S

更新日期：1972-01-01 00:00:00

abstract：:Cellulose is the most abundant biopolymer in the world, the main load-bearing element in plant cell walls, and represents a major sink for carbon fixed during photosynthesis. Previous work has shown that photosynthetic activity is partially regulated by carbohydrate sinks. However, the coordination of cellulose biosyn...

journal_title：Plant physiology

authors： Wormit A,Butt SM,Chairam I,McKenna JF,Nunes-Nesi A,Kjaer L,O'Donnelly K,Fernie AR,Woscholski R,Barter MC,Hamann T

更新日期：2012-05-01 00:00:00

abstract：:The aerial surfaces of land plants have a protective layer of cuticular wax. Alkanes are common components of these waxes, and their abundance is affected by a range of stresses. The CER16 protein has been implicated in alkane biosynthesis in the cuticular wax of Arabidopsis (Arabidopsis thaliana). Here, we identified...

journal_title：Plant physiology

authors： Yang X,Feng T,Li S,Zhao H,Zhao S,Ma C,Jenks MA,Lü S

更新日期：2020-03-01 00:00:00

abstract：:Iron (Fe) deficiency is a world-wide nutritional disorder in both plants and humans, resulting from its restricted bioavailability for plants and, subsequently, low Fe concentration in edible plant parts. Plants have evolved sophisticated mechanisms to alleviate Fe deficiency, with the aim of recalibrating metabolic f...

journal_title：Plant physiology

authors： Li W,Lin WD,Ray P,Lan P,Schmidt W

更新日期：2013-07-01 00:00:00

abstract：:The F-box protein CORONATINE INSENSITIVE1 (COI1) plays a central role in jasmonate (JA) signaling and is required for all JA responses in Arabidopsis (Arabidopsis thaliana). To dissect JA signal transduction, we isolated the partially suppressing coi1 (psc1) mutant, which partially suppressed coi1 insensitivity to JA ...

journal_title：Plant physiology

authors： Ren C,Han C,Peng W,Huang Y,Peng Z,Xiong X,Zhu Q,Gao B,Xie D

更新日期：2009-11-01 00:00:00

abstract：:ORNITHINE: 2-oxoacid aminotransferase (EC 2.6.1.13) has been purified over 400-fold with a total recovery of 14% from acetone powders of cotyledons of germinating squash (Cucurbita pepo, L.) seedlings. The pH optimum of the transamination between l-ornithine and alpha-ketoglutarate is 8 and the Michaelis constants are...

journal_title：Plant physiology

authors： Lu TS,Mazelis M

更新日期：1975-03-01 00:00:00

abstract：:Cotyledons of cotton (Gossypium hirsutum L.) seedlings grown under a photoperiod of 12 hour darkness and 12 hour light showed daily oscillations in ethylene evolution. The rate of ethylene evolution began to increase toward the end of the dark period and reached a maximum rate during the first third of the light perio...

journal_title：Plant physiology

authors： Rikin A,Chalutz E,Anderson JD

更新日期：1984-06-01 00:00:00

abstract：:Biosynthesis of sucrose from triacylglycerol requires the bypass of the CO2-evolving reactions of the tricarboxylic acid (TCA) cycle. The regulation of the TCA cycle bypass during lipid mobilization was examined. Lipid mobilization in Brassica napus was initiated shortly after imbibition of the seed and proceeded unti...

journal_title：Plant physiology

authors： Falk KL,Behal RH,Xiang C,Oliver DJ

更新日期：1998-06-01 00:00:00

abstract：:The eukaryotic genome is duplicated exactly once per cell division cycle. A strategy that limits every replication origin to a single initiation event is tightly regulated by a multiprotein complex, which involves at least 20 protein factors. A key player in this regulation is the evolutionary conserved hexameric MCM2...

journal_title：Plant physiology

authors： Dresselhaus T,Srilunchang KO,Leljak-Levanic D,Schreiber DN,Garg P

更新日期：2006-02-01 00:00:00

abstract：:Suboptimal N or P availability and cool temperatures all decrease apparent hydraulic conductance (L) of cotton (Gossypium hirsutum L.) roots. The interaction between nutrient status and root temperature was tested in seedlings grown in nutrient solutions. The depression of L (calculated as the ratio of transpiration r...

journal_title：Plant physiology

authors： Radin JW

更新日期：1990-03-01 00:00:00

abstract：:The species Arundinella hirta L. posseses a striking variation of the leaf anatomy that is characteristic of C(4) grasses. In addition to a sheath of large, bright green cells around the vascular bundles, there are strands of large parenchyma cells which appear identical to the bundle sheath cells and which run parall...

journal_title：Plant physiology

authors： Crookston RK,Moss DN

更新日期：1973-11-01 00:00:00

abstract：:Pretreatment with pertussis toxin or microinjection of guanosine- 5[prime]-(3-thiotriphosphate) (GTP-[gamma]-S) into guard cells in peeled epidermis of Commelina communis L. promoted stomatal opening under subsaturating white light. Guanosine-5[prime]-(2-thiodiphosphate) (GDP-[beta]-S) and adenosine-5[prime]-(3-thiotr...

journal_title：Plant physiology

authors： Lee HJ,Tucker EB,Crain RC,Lee Y

更新日期：1993-05-01 00:00:00

abstract：:Stomatal movement, which regulates gas exchange in plants, is controlled by a variety of environmental factors, including biotic and abiotic stresses. The stress hormone abscisic acid (ABA) initiates a signaling cascade, which leads to increased H2O2 and Ca2+ levels and F-actin reorganization, but the mechanism of, an...

journal_title：Plant physiology

authors： Biel A,Moser M,Meier I

更新日期：2020-02-01 00:00:00

abstract：:Thylakoids isolated from leaves of winter rye (Secale cereale L. cv Puma) grown at either 20 or 5 degrees C were extracted with the nonionic detergents Triton X-100 and octyl glucoside. Less total chlorophyll was extracted from 5 degrees C thylakoids by these detergents under all conditions, including pretreatment wit...

journal_title：Plant physiology

authors： Griffith M,Huner NP,Hayden DB

更新日期：1986-06-01 00:00:00

abstract：:Mutant strain 1073 of Lemna perpusilla is concluded to be blocked between plastoquinone and cytochrome f in the photosynthetic electron transport system. The location of the block is based on the following observations of activities in chloroplasts isolated from the mutant and wild-type plants. (a) Relative to wild ty...

journal_title：Plant physiology

authors： Shahak Y,Posner HB,Avron M

更新日期：1976-04-01 00:00:00

abstract：:During the early stages of seed development, Arabidopsis (Arabidopsis thaliana) endosperm is syncytial and proliferates rapidly through repeated rounds of mitosis without cytokinesis. This stage of endosperm development is important in determining final seed size and is a model for studying aspects of cellular and mol...

journal_title：Plant physiology

authors： Day RC,Herridge RP,Ambrose BA,Macknight RC

更新日期：2008-12-01 00:00:00