Comparison of Phase Shifts of the Circadian Rhythm of K Uptake in Lemna gibba G3 by Various Amino Acid Analogs.

abstract：:To determine the selectivity of movement of amino acids from source leaves to sink tissues in soybeans (Glycine max [L.] Merr. ;Wells'), (14)C-labeled serine, leucine, or lysine was applied to an abraded spot on a fully expanded trifoliolate leaflet, and an immature sink leaf three nodes above was monitored with a GM ...

journal_title：Plant physiology

authors： Housley TL,Peterson DM,Schrader LE

更新日期：1977-02-01 00:00:00

abstract：:We tested whether the expression of the suberization-associated anionic peroxidase gene is involved in the timely appearance of the vascular suberized coating involved in the resistance of a tomato line to Verticillium albo-atrum. The mRNA for this peroxidase appeared at a higher level one day earlier in wound-healing...

journal_title：Plant physiology

authors： Mohan R,Kolattukudy PE

更新日期：1990-01-01 00:00:00

abstract：:Abscisic acid (ABA), auxins, cytokinins, gibberellic acid, alone or in combination were tested for their effects on short-term sucrose uptake in sugar beet (Beta vulgaris cv USH-20) roots. The effect of ABA on active sucrose uptake varied from no effect to the more generally observed 1.4-to 3.0-fold stimulation. A rac...

journal_title：Plant physiology

authors： Saftner RA,Wyse RE

更新日期：1984-04-01 00:00:00

abstract：:The LOSS OF APOMEIOSIS (LOA) locus is one of two dominant loci known to control apomixis in the eudicot Hieracium praealtum. LOA stimulates the differentiation of somatic aposporous initial cells after the initiation of meiosis in ovules. Aposporous initial cells undergo nuclear proliferation close to sexual megaspore...

journal_title：Plant physiology

authors： Okada T,Ito K,Johnson SD,Oelkers K,Suzuki G,Houben A,Mukai Y,Koltunow AM

更新日期：2011-11-01 00:00:00

abstract：:When cyclic photophosphorylation is inhibited in Chlorella vulgaris cells by carbonylcyanide-trifluoromethoxy phenylhy-drazone, photosynthetic CO(2)-fixation under anaerobic conditions exhibits a distinct lag. Under the same conditions, the light-dependent formation of ribulose diphosphate shows also this lag. It is c...

journal_title：Plant physiology

authors： Klob W,Kandler O,Tanner W

更新日期：1973-05-01 00:00:00

abstract：:Nitrogenase (EC 1.7.99.2) activity (acetylene reduction) and nitrogen fixation ((15)N(2) fixation) were measured in cyanobacteria freshly isolated from the coralloid roots of Macrozamia riedlei (Fisch. ex Gaud.) Gardn. Light and gas phase oxygen concentration had marked interactive effects on activity, with higher (up...

journal_title：Plant physiology

authors： Lindblad P,Atkins CA,Pate JS

更新日期：1991-03-01 00:00:00

abstract：:Ultraviolet B light (UV-B; 280-320 nm) perception and signaling are well-known phenomena in plants, although no specific UV-B photoreceptors have yet been identified. We previously reported on the root UV-B sensitive1 (rus1) mutants in Arabidopsis (Arabidopsis thaliana), which display a block to development under very...

journal_title：Plant physiology

authors： Leasure CD,Tong H,Yuen G,Hou X,Sun X,He ZH

更新日期：2009-08-01 00:00:00

abstract：:We investigated the synthesis and turnover of cell wall polysaccharides of the flax (Linum usitatissimum L.) plant during development of the phloem fibers. One-month-old flax plants were exposed to a 40-min pulse with 14CO2 followed by 8-h, 24-h, and 1-month periods of chase with ambient CO2, and radioactivity in cell...

journal_title：Plant physiology

authors： Gorshkova TA,Chemikosova SB,Lozovaya VV,Carpita NC

更新日期：1997-06-01 00:00:00

abstract：:The growth potential of embryonic axes of Acer saccharum Marsh. increased during moist storage at 5 C but not at 20 C. During the period of increasing growth potential, the oxygen consumption of the axes remained constant. It was possible to distinguish three phases of the stratification-germination process at 5 C wit...

journal_title：Plant physiology

authors： Simmonds JA,Dumbroff EB

更新日期：1974-01-01 00:00:00

abstract：:Inoculation of soybean (Glycine max) plants with Phakopsora pachyrhizi, the causal organism of Asian soybean rust, elicits a biphasic response characterized by a burst of differential gene expression in the first 12 h. A quiescent period occurs from 24 to 48 h after inoculation, in which P. pachyrhizi continues to dev...

journal_title：Plant physiology

authors： Schneider KT,van de Mortel M,Bancroft TJ,Braun E,Nettleton D,Nelson RT,Frederick RD,Baum TJ,Graham MA,Whitham SA

更新日期：2011-09-01 00:00:00

abstract：:The ethylene biosynthesis-inducing xylanase (EIX) is known to be a potent elicitor of ethylene biosynthesis and other responses when applied to leaf tissue of Nicotiana tabacum L. cv Xanthi. In contrast, leaf tissue of the tobacco cultivar Hicks was insensitive to EIX at concentrations 100-fold higher than was needed ...

journal_title：Plant physiology

authors： Bailey BA,Korcak RF,Anderson JD

更新日期：1993-03-01 00:00:00

abstract：:The kinetics of l-aspartate transport into pea chloroplasts was studied in the presence and absence of transport inhibitors to determine whether multiple aspartate carriers exist. Transport was measured by the silicone oil centrifugation technique. Reciprocal plots of concentration-dependent transport rates were bipha...

journal_title：Plant physiology

authors： Werner-Washburne M,Keegstra K

更新日期：1985-06-01 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：:The vacuoles of lower epidermal strips from Vicia faba exhibit an intrinsic green fluorescence when incubated in alkaline buffers. Using an alkaline-induced absorbance change as a spectrophotometric assay, the major pigment responsible for this fluorescence was isolated and identified as the flavonoid: kaempferol 3-O-...

journal_title：Plant physiology

authors： Vierstra RD,John TR,Poff KL

更新日期：1982-02-01 00:00:00

abstract：:A 100-fold purification of a reduced triphosphopyridine nucleotide/3-methyleneoxindole reductase of peas has been achieved using conventional protein fractionation procedures. Reduced diphosphopyridine nucleotide is 25-fold less effective than reduced triphosphopyridine nucleotide as the reductant. The preparation is ...

journal_title：Plant physiology

authors： Moyed HS,Williamson V

更新日期：1967-04-01 00:00:00

abstract：:Auxin plays a pivotal role in plant development by modulating the activity of SCF ubiquitin ligase complexes. Here, we positionally cloned Arabidopsis (Arabidopsis thaliana) incurvata13 (icu13), a mutation that causes leaf hyponasty and reduces leaf venation pattern complexity and auxin responsiveness. We found that i...

journal_title：Plant physiology

authors： Esteve-Bruna D,Pérez-Pérez JM,Ponce MR,Micol JL

更新日期：2013-03-01 00:00:00

abstract：:Vesicular-arbuscular mycorrhizal fungi are symbionts for a large variety of crop plants; however, the form in which they take up carbon from the host is not established. To trace the course of carbon metabolism, we have used nuclear magnetic resonance spectroscopy with [13C]glucose labeling in vivo and in extracts to ...

journal_title：Plant physiology

authors： Shachar-Hill Y,Pfeffer PE,Douds D,Osman SF,Doner LW,Ratcliffe RG

更新日期：1995-05-01 00:00:00

abstract：:Intact peroxisomes were prepared from green leaves of a number of C(3) species, both monocots and dicots. A protoplast extract from which chloroplasts have been removed by a 1-minute 10,000g centrifugation was applied to a step gradient of 5, 15, 30, and 45% Percoll containing 0.5 molar sucrose, 0.1% BSA, and 25 milli...

journal_title：Plant physiology

authors： Schmitt MR,Edwards GE

更新日期：1982-10-01 00:00:00

abstract：:The enzyme aldose (aldehyde) reductase was partially purified (142-fold) and characterized from Euonymus japonica leaves. The reductase, a dimer, had an average molecular weight of 67,000 as determined by gel filtration on Sephadex G-100. The enzyme was NADPH specific and reduced a broad range of substrates including ...

journal_title：Plant physiology

authors： Negm FB

更新日期：1986-04-01 00:00:00

abstract：:The distribution of polysomes in the cells of the endosperm of very young (48 hours of germination) seedlings of castor bean (Ricinus communis var. Hale) has been examined. Seedlings exposed to 100 micromolar gibberellin A(3) for periods up to 24 hours showed increased numbers of polysomes associated with endomembrane...

journal_title：Plant physiology

authors： González E

更新日期：1980-02-01 00:00:00

abstract：:Ca2+ has been proposed to mediate inhibition of root elongation. However, exogenous Ca2+ at 10 or 20 millimolar, applied directly to the root cap, significantly stimulated root elongation in pea (Pisum sativum L.) and corn (Zea mays L.) seedlings. Furthermore, Ca2+ at 1 to 20 millimolar, applied unilaterally to the ...

journal_title：Plant physiology

authors： Takahashi H,Scott TK,Suge H

更新日期：1992-01-01 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：:A novel flavonol-specific sulfotransferase was partially purified from the shoot tips of Flaveria bidentis var. Angustifolia O.K. (Asteraceae) by chromatography on 3'-phosphoadenosine 5'-phosphate-agarose affinity column and chromatofocusing on Mono P. The latter step resulted in the separation of two isoforms, both o...

journal_title：Plant physiology

authors： Varin L,Ibrahim RK

更新日期：1991-04-01 00:00:00

abstract：:Oleosins are unique and major proteins localized on the surface of oil bodies in diverse seed species. We purified five different oleosins (maize [Zea mays L.] KD 16 and KD 18, soybean [Glycine max L.] KD 18 and KD 24, and rapeseed [Brassica campestris L.] KD 20), and raised chicken antibodies against them. These anti...

journal_title：Plant physiology

authors： Tzen JT,Lai YK,Chan KL,Huang AH

更新日期：1990-11-01 00:00:00

abstract：:Photosynthetic carbon metabolism was characterized in four photoautotrophic cell suspension cultures. There was no apparent difference between two soybean (Glycine max) and one cotton (Gossypium hirsutum) cell line which required 5% CO(2) for growth, and a unique cotton cell line that grows at ambient CO(2) (660 micro...

journal_title：Plant physiology

authors： Roeske CA,Widholm JM,Ogren WL

更新日期：1989-12-01 00:00:00

abstract：:The effects of nitrogen source NO(3) (-) or NH(4) (+) on nitrogen metabolism during the first 2 weeks of germination of the rice seedling (Oryza sativa L., var. IR22) grown in nutrient solution containing 40 mug/ml N were studied. Total, soluble protein, and free amino N levels were higher in the NH(4) (+)-grown seedl...

journal_title：Plant physiology

authors： Marwaha RS,Juliano BO

更新日期：1976-06-01 00:00:00

abstract：:Pyruvate dehydrogenase complex is associated with intact chloroplasts and mitochondria of 9-day-old Pisum sativum L. seedlings. The ratio of the mitochondrial complex to the chloroplast complex activities is about 3 to 1. Maximal rates observed for chloroplast pyruvate dehydrogenase complex activity ranged from 6 to 9...

journal_title：Plant physiology

authors： Williams M,Randall DD

更新日期：1979-12-01 00:00:00

abstract：:A water-soluble chlorophyll protein (WSCP) in cauliflower (Brassica oleracea L.) was purified and its N-terminal sequence was determined. Forty-six of 48 residues of the sequence completely matched those of the drought-induced 22-kD protein (BnD22) in rapeseed (Brassica napus L.). All 40 sequenced residues of WSCP fro...

journal_title：Plant physiology

authors： Nishio N,Satoh H

更新日期：1997-10-01 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：:Cells from reproductive soybean (Glycine max [L.] Merr.) plants were isolated using a mechanical-enzymic technique that produced a high yield of uniform, physiologically active cells. Cells were incubated in a pH 6.0 buffered solution and subjected to various treatments in order to determine the nature of net amino ac...

journal_title：Plant physiology

authors： Secor J,Schrader LE

更新日期：1984-01-01 00:00:00