Light and the correlation of chloroplast development and coupling of phosphorylation to electron transport.

abstract：:Peroxidase activity in the seed coats of soybean (Glycine max [L.] Merr.) is controlled by the Ep locus. We compared peroxidase activity in cell-free extracts from seed coat, root, and leaf tissues of three EpEp cultivars (Harosoy 63, Harovinton, and Coles) to three epep cultivars (Steele, Marathon, and Raiden). Extra...

journal_title：Plant physiology

authors： Gijzen M,Van Huystee R,Buzzell RI

更新日期：1993-12-01 00:00:00

abstract：:Stem cold hardening developed to different levels in citrus types tested in controlled environments. Exotherms indicated ice spread was more uniform and rapid in unhardened than in cold-hardened stems. All attempts to inhibit the functioning of citrus leaves resulted in less cold hardening in the stems. Citrus leaves ...

journal_title：Plant physiology

authors： Yelenosky G

更新日期：1975-10-01 00:00:00

abstract：:Effects of red and blue light at irradiances from 1.6 to 28.3 micromolar per square meter per second on chloroplast pigments, light-harvesting pigment-proteins associated with photosystem II, and the corresponding mRNA were evaluated in maize (Zea mays L.) plants (OP Golden Bantum) grown for 14 days under 14 hours lig...

journal_title：Plant physiology

authors： Eskins K,Westhoff P,Beremand PD

更新日期：1989-09-01 00:00:00

abstract：:Different lengths of the promoter of grape (Vitis vinifera) VvHT1 (Hexose Transporter 1) gene, which encodes a putative hexose transporter expressed during the ripening of grape, have been transcriptionally fused to the beta-glucuronidase reporter gene. In transgenic tobacco (Nicotiana tabacum) transformed with these ...

journal_title：Plant physiology

authors： Atanassova R,Leterrier M,Gaillard C,Agasse A,Sagot E,Coutos-Thévenot P,Delrot S

更新日期：2003-01-01 00:00:00

abstract：:Symbioses between plants and mycorrhizal fungi are ubiquitous in ecosystems and strengthen the plants' defense against aboveground herbivores. Here, we studied the underlying regulatory networks and biochemical mechanisms in leaves induced by ectomycorrhizae that modify herbivore interactions. Feeding damage and ovipo...

journal_title：Plant physiology

authors： Kaling M,Schmidt A,Moritz F,Rosenkranz M,Witting M,Kasper K,Janz D,Schmitt-Kopplin P,Schnitzler JP,Polle A

更新日期：2018-04-01 00:00:00

abstract：:Phosphorus (P) is a crucial nutrient for plant growth, but its availability to roots is limited in soil. Arbuscular mycorrhizal (AM) symbiosis is a promising strategy for improving plant P acquisition. However, P fertilizer reduces fungal colonization (P inhibition) and compromises mycorrhizal P uptake, warranting stu...

journal_title：Plant physiology

authors： Kobae Y,Ohmori Y,Saito C,Yano K,Ohtomo R,Fujiwara T

更新日期：2016-05-01 00:00:00

abstract：:The influence of growth temperature on the free sugar and sucrose phosphate synthase content and activity of spinach (Spinacia oleracea) leaf tissue was studied. When plants were grown at 25 degrees C for 3 weeks and then transferred to a constant 5 degrees C, sucrose, glucose, and fructose accumulated to high levels ...

journal_title：Plant physiology

authors： Guy CL,Huber JL,Huber SC

更新日期：1992-09-01 00:00:00

abstract：:It was previously reported that the hypernodulating soybean (Glycine max [L.] Merr.) mutants, derived from the cultivar Williams, had higher root concentration of isoflavonoid compounds (daidzein, genistein, and coumestrol) than did Williams at 9 to 12 days after inoculation with Bradyrhizobium japonicum. These compou...

journal_title：Plant physiology

authors： Cho MJ,Harper JE

更新日期：1991-08-01 00:00:00

abstract：:Strigolactones, recently discovered as plant hormones, regulate the development of different plant parts. In the root, they regulate root architecture and affect root hair length and density. Their biosynthesis and exudation increase under low phosphate levels, and they are associated with root responses to these cond...

journal_title：Plant physiology

authors： Kapulnik Y,Koltai H

更新日期：2014-10-01 00:00:00

abstract：:Light-dependent formation of ribulose-1,5 diphosphate is completely inhibited by low concentrations of 3-(3,4-dichlorophenyl)-1,1-dimethylurea which do not severely affect cyclic photophosphorylation. Also in Scenedesmus mutant number 11, capable of cyclic photophosphorylation, cellular ribulose-1,5 diphosphate-levels...

journal_title：Plant physiology

authors： Klob W,Kandler O,Tanner W

更新日期：1972-06-01 00:00:00

abstract：:At least two hydroxypyruvate reductases (HPRs), differing in specificity for NAD(P)H and (presumably) utilizing glyoxylate as a secondary substrate, were identified by fractionation of crude maize leaf extracts with ammonium sulfate. The NADH-preferring enzyme, which most probably represented peroxisomal HPR, was prec...

journal_title：Plant physiology

authors： Kleczkowski LA,Edwards GE

更新日期：1989-09-01 00:00:00

abstract：:Fatty acid desaturases regulate the unsaturation status of cellular lipids. They comprise two distinct evolutionary lineages, a soluble class found in the plastids of higher plants and an integral membrane class found in plants, yeast (Saccharomyces cerevisiae), animals, and bacteria. Both classes exhibit a dimeric qu...

journal_title：Plant physiology

authors： Liu Q,Chai J,Moche M,Guy J,Lindqvist Y,Shanklin J

更新日期：2015-09-01 00:00:00

abstract：:The chloroplast response in the green alga Dunaliella salina to irradiance stress was investigated. Cells were grown under low light (LL) at 100 [mu]mol photons m-2 s-1 or high light (HL) at 2000 [mu]mol photons m-2 s-1 incident intensity. LL-grown cells had a low chlorophyll (Chl) a/b ratio, an abundance of light-har...

journal_title：Plant physiology

authors： Webb MR,Melis A

更新日期：1995-03-01 00:00:00

abstract：:A controlled flow of porphyrin metabolites is critical for organisms, but little is known about the control of porphyrin biosynthesis under environmental stress. We monitored transgenic rice (Oryza sativa) plants expressing Myxococcus xanthus protoporphyrinogen oxidase (PPO) for their response to drought stress. Trans...

journal_title：Plant physiology

authors： Phung TH,Jung HI,Park JH,Kim JG,Back K,Jung S

更新日期：2011-12-01 00:00:00

abstract：:An important question concerning the role of carboxyarabinitol 1-phosphate (CA1P) metabolism in the light-dependent regulation of ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) activity is the extent to which CA1P is bound to Rubisco in vivo. We report here the development of an extraction procedure using a...

journal_title：Plant physiology

authors： Moore B,Seemann JR

更新日期：1994-06-01 00:00:00

abstract：:Dynamin and dynamin-like proteins are GTP-binding proteins involved in vesicle trafficking. In soybean, a 68-kD dynamin-like protein called phragmoplastin has been shown to be associated with the cell plate in dividing cells (Gu and Verma, 1996). Five ADL1 genes encoding dynamin-like proteins related to phragmoplastin...

journal_title：Plant physiology

authors： Kang BH,Busse JS,Dickey C,Rancour DM,Bednarek SY

更新日期：2001-05-01 00:00:00

abstract：:A method for the preparation of developmentally staged microspores and young pollen from maize (Zea mays) has been devised. The preparations are of sufficient purity and quantity for biochemical analysis, including the analysis of steady-state protein and RNA populations associated with each stage. A major transition ...

journal_title：Plant physiology

authors： Bedinger PA,Edgerton MD

更新日期：1990-02-01 00:00:00

abstract：:The occurrence of a photorespiratory 2-phosphoglycolate metabolism in cyanobacteria is not clear. In the genome of the cyanobacterium Synechocystis sp. strain PCC 6803, we have identified open reading frames encoding enzymes homologous to those forming the plant-like C2 cycle and the bacterial-type glycerate pathway. ...

journal_title：Plant physiology

authors： Eisenhut M,Kahlon S,Hasse D,Ewald R,Lieman-Hurwitz J,Ogawa T,Ruth W,Bauwe H,Kaplan A,Hagemann M

更新日期：2006-09-01 00:00:00

abstract：:Spruce (Picea spp.) and other conifers employ terpenoid-based oleoresin as part of their defense against herbivores and pathogens. The short-chain isoprenyl diphosphate synthases (IDS) are situated at critical branch points in terpene biosynthesis, producing the precursors of the different terpenoid classes. To determ...

journal_title：Plant physiology

authors： Nagel R,Berasategui A,Paetz C,Gershenzon J,Schmidt A

更新日期：2014-02-01 00:00:00

abstract：:Zinc is an essential mineral for a wide variety of physiological and biochemical processes. To understand zinc transport in cereals, we identified putative zinc transporters in gene databases. Three full-length cDNAs were identified and characterized from rice (Oryza sativa). Two of the cDNAs partially complemented a ...

journal_title：Plant physiology

authors： Ramesh SA,Shin R,Eide DJ,Schachtman DP

更新日期：2003-09-01 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：:Seed production generally requires the mating of opposite sex gametes. Apomixis, an asexual mode of reproduction, avoids both meiotic reduction and egg fertilization. The essential feature of apomixis is that an embryo is formed autonomously by parthenogenesis from an unreduced egg of an embryo sac generated through a...

journal_title：Plant physiology

authors： Albertini E,Marconi G,Reale L,Barcaccia G,Porceddu A,Ferranti F,Falcinelli M

更新日期：2005-08-01 00:00:00

abstract：:Ethylene stimulated the incorporation of (32)P into RNA in the abscission zone of bean explants (Phaseolus vulgaris L. var. Red Kidney). The enhancement was observed in all fractions separated by methylated albumin kieselguhr column chromatography, although the magnitude of the increase was not the same for each fract...

journal_title：Plant physiology

authors： Holm RE,Abeles FB

更新日期：1967-08-01 00:00:00

abstract：:Isoflavonoids are distributed predominantly in leguminous plants and play critical roles in plant physiology. A cytochrome P450 (P450), 2-hydroxyisoflavanone synthase, is the key enzyme in their biosynthesis. In cultured licorice (Glycyrrhiza echinata L., Fabaceae) cells, the production of both an isoflavonoid-derived...

journal_title：Plant physiology

authors： Akashi T,Aoki T,Ayabe Si

更新日期：1999-11-01 00:00:00

abstract：:Homoserine dehydrogenase is associated with the multibranched pathway of amino acid biosynthesis originating with aspartic acid. Like most of the related pathway enzymes, this enzyme is localized in chloroplasts. The activity and regulatory properties of the threonine-sensitive isozyme of homoserine dehydrogenase isol...

journal_title：Plant physiology

authors： Bryan JK

更新日期：1990-03-01 00:00:00

abstract：:Inoculation of 2-day-old cowpea (Vigna unguiculata [L.] Walp.) seedlings with Rhizobium fredii USDA257 results in proficient nodulation of the tap root. The most abundant nodulation occurs in a region roughly corresponding to the position of the root tip at the time of inoculation. We have examined plant gene expressi...

journal_title：Plant physiology

authors： Trese AT,Pueppke SG

更新日期：1990-04-01 00:00:00

abstract：:CDP-diglyceride:inositol transferase in endoplasmic reticulum fractions from castor bean (Ricinus communis) endosperm was partially characterized. The enzyme had a pH optimum of 8.5 and required Mn(2+) for activity. Maximal activity was at 1.5 millimolar MnCl(2). A K(m) of 0.30 mM was calculated for myo-inositol and 1...

journal_title：Plant physiology

authors： Sexton JC,Moore TS

更新日期：1978-12-01 00:00:00

abstract：:Small GTP-binding proteins regulate diverse processes in eukaryotic cells such as signal transduction, cell proliferation, cytoskeletal organization, and intracellular membrane trafficking. These proteins function as molecular switches that cycle between "active" and "inactive" states, and this cycle is linked to the ...

journal_title：Plant physiology

authors： Vernoud V,Horton AC,Yang Z,Nielsen E

更新日期：2003-03-01 00:00:00

abstract：:In Zea mays L., addition of glucose to the induction medium has no effect on the induction of nitrate reductase during the initial 3 hours either in root tips (0-10 mm) or mature root sections (25-35 mm). With longer times, higher levels of enzyme activity are recovered from both root segments when glucose is present ...

journal_title：Plant physiology

authors： Aslam M,Oaks A

更新日期：1975-11-01 00:00:00

abstract：:The chloroplast-associated form of superoxide dismutase from maize (Zea mays L.) (SOD-1) has been purified by a stepwise procedure consisting of (NH(4))(2)SO(4) fractionation, G-100 Sephadex gel filtration, DEAE-Sephacel chromatography, and hydroxylapatite chromatography. This procedure resulted in a single band on so...

journal_title：Plant physiology

authors： Baum JA,Chandlee JM,Scandalios JG

更新日期：1983-09-01 00:00:00