Feruloyl-CoA 6'-Hydroxylase1-dependent coumarins mediate iron acquisition from alkaline substrates in Arabidopsis.

abstract：:The rate of Cl(-) transport at the plasma membrane of the freshwater alga Chara corallina is investigated with respect to possible in vivo controls acting in addition to the two well established ones of cytoplasmic Cl(-) and cytoplasmic pH. In contrast with results from many other plant tissues, halides appear to be t...

journal_title：Plant physiology

authors： Sanders D

更新日期：1981-06-01 00:00:00

abstract：:Cis-Natural Antisense Transcripts (cis-NATs), which overlap protein coding genes and are transcribed from the opposite DNA strand, constitute an important group of noncoding RNAs. Whereas several examples of cis-NATs regulating the expression of their cognate sense gene are known, most cis-NATs function by altering th...

journal_title：Plant physiology

authors： Deforges J,Reis RS,Jacquet P,Sheppard S,Gadekar VP,Hart-Smith G,Tanzer A,Hofacker IL,Iseli C,Xenarios I,Poirier Y

更新日期：2019-05-01 00:00:00

abstract：:The effect of low pH on net H(+) release and root growth of corn (Zea mays L.) and broad bean (Vicia faba L.) seedlings was investigated in short-term experiments at constant pH. Broad bean was more sensitive to low pH than corn: the critical values (pH values below which net H(+) release and root growth ceased) were ...

journal_title：Plant physiology

authors： Yan F,Schubert S,Mengel K

更新日期：1992-06-01 00:00:00

abstract：:Phytosulfokine (PSK) is a sulfated peptide hormone required for the proliferation and differentiation of plant cells. Here, we characterize the physiological roles of PSK in transdifferentiation of isolated mesophyll cells of zinnia (Zinnia elegans 'Canary Bird') into tracheary elements (TEs). Transcripts for a zinnia...

journal_title：Plant physiology

authors： Motose H,Iwamoto K,Endo S,Demura T,Sakagami Y,Matsubayashi Y,Moore KL,Fukuda H

更新日期：2009-05-01 00:00:00

abstract：:Subcellular organelles from castor bean (Ricinus communis) endosperm were isolated on discontinuous sucrose gradients from germinating seeds which were 1 to 7 days postimbibition. Marker enzyme activities of the organelles were measured (fumarase, catalase, and triose phosphate isomerase) and the homogeneity of the or...

journal_title：Plant physiology

authors： Rapp BJ,Randall DD

更新日期：1980-02-01 00:00:00

abstract：:DEAD-box RNA helicases (DBRHs) modulate RNA secondary structure, allowing RNA molecules to adopt the conformations required for interaction with their target proteins. RH50 is a chloroplast-located DBRH that colocalizes and is coexpressed with GUN1, a central factor in chloroplast-to-nucleus signaling. When combined w...

journal_title：Plant physiology

authors： Paieri F,Tadini L,Manavski N,Kleine T,Ferrari R,Morandini P,Pesaresi P,Meurer J,Leister D

更新日期：2018-01-01 00:00:00

abstract：:The cereal aleurone layer is a model system for studying the regulation of transcription by gibberellin (GA) and abscisic acid (ABA). GA stimulates and ABA prevents the transcription of genes for alpha-amylases and other secreted hydrolytic enzymes, but how GA and ABA affect the transcription of other genes is largely...

journal_title：Plant physiology

authors： Bethke PC,Hwang YS,Zhu T,Jones RL

更新日期：2006-02-01 00:00:00

abstract：:In the last few years, much attention has been given to the role of proteins that accumulate during water deficit. In this work, we analyzed the electrophoretic patterns of basic protein extracts, enriched for a number of cell-wall proteins, from bean (Phaseolus vulgaris L.) seedlings and 21-d-old plants subjected to ...

journal_title：Plant physiology

authors： Covarrubias AA,Ayala JW,Reyes JL,Hernandez M,Garciarrubio A

更新日期：1995-04-01 00:00:00

abstract：:The metabolism of soluble nucleotides was investigated in wheat (Triticum aestivum var. Olympic) aleurone layers treated with gibberellic acid. Whereas nucleotide levels were relatively unaffected by the treatment, a transient increase was observed in the incorporation of (32)P. The effect was maximal 30 to 60 minutes...

journal_title：Plant physiology

authors： Collins GG,Jenner CF,Paleg LG

更新日期：1972-03-01 00:00:00

abstract：:Soybean (Glycine max cv Hodgson) nitrogenase activity (C(2)H(2) reduction) in the presence or absence of nitrate was studied at various external O(2) tensions. Nitrogenase activity increased with oxygen partial pressure up to 30 kilopascals, which appeared to be the optimum. A parallel increase in ATP/ADP ratios indic...

journal_title：Plant physiology

authors： Heckmann MO,Drevon JJ,Saglio P,Salsac L

更新日期：1989-05-01 00:00:00

abstract：:C(4) photosynthesis has evolved multiple times from ancestral C(3) species. Carbonic anhydrase (CA) catalyzes the reversible hydration of CO(2) and is involved in both C(3) and C(4) photosynthesis; however, its roles and the intercellular and intracellular locations of the majority of its activity differ between C(3) ...

journal_title：Plant physiology

authors： Tanz SK,Tetu SG,Vella NG,Ludwig M

更新日期：2009-07-01 00:00:00

abstract：:Germination potential in nondormant, upper cocklebur (Xanthium pensylvanicum Wallr.) seeds, which were incapable of germinating under constant temperatures below 25 C in air, was increased by exposure to diurnally alternating temperatures. The cocklebur seeds failed to respond to the temperature fluctuations in the be...

journal_title：Plant physiology

authors： Esashi Y,Tsukada Y

更新日期：1978-03-01 00:00:00

abstract：:The success of plant reproduction depends on pollen-pistil interactions occurring at the stigma/style. These interactions vary depending on the stigma type: wet or dry. Tobacco (Nicotiana tabacum) represents a model of wet stigma, and its stigmas/styles express genes to accomplish the appropriate functions. For a larg...

journal_title：Plant physiology

authors： Quiapim AC,Brito MS,Bernardes LA,Dasilva I,Malavazi I,DePaoli HC,Molfetta-Machado JB,Giuliatti S,Goldman GH,Goldman MH

更新日期：2009-03-01 00:00:00

abstract：:Structural and metabolic features of the seedcoats of the developing pea seed indicate that events in the cells of the seedcoats are of major importance in controlling the development of the embryo. Information has been obtained on the distribution of N and P constituents of the seedcoats, embryo sac liquid, and the c...

journal_title：Plant physiology

authors： Murray DR

更新日期：1979-11-01 00:00:00

abstract：:Observed phenotypic variation in the lateral root branching density (LRBD) in maize (Zea mays) is large (1-41 cm(-1) major axis [i.e. brace, crown, seminal, and primary roots]), suggesting that LRBD has varying utility and tradeoffs in specific environments. Using the functional-structural plant model SimRoot, we simu...

journal_title：Plant physiology

authors： Postma JA,Dathe A,Lynch JP

更新日期：2014-10-01 00:00:00

abstract：:The cis-regulatory regions on DNA serve as binding sites for proteins such as transcription factors and RNA polymerase. The combinatorial interaction of these proteins plays a crucial role in transcription initiation, which is an important point of control in the regulation of gene expression. We present here an analy...

journal_title：Plant physiology

authors： Morey C,Mookherjee S,Rajasekaran G,Bansal M

更新日期：2011-07-01 00:00:00

abstract：:Secreted slime isolated from the incubation medium of Zea mays roots maintained axenically contains fucose, arabinose, xylose, galactose, and glucose as the major monosaccharides. The slime preparation contains low levels (3% weight/weight [w/w]) of uronic acids. Methylation analysis reveals an extraordinarily diverse...

journal_title：Plant physiology

authors： Bacic A,Moody SF,Clarke AE

更新日期：1986-03-01 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：:The expression of alternative oxidase (Aox) and uncoupling proteins (Ucp) was investigated during ripening in mango (Mangifera indica) and compared with the expression of peroxisomal thiolase, a previously described ripening marker in mango. The multigene family for the Aox in mango was expressed differentially during...

journal_title：Plant physiology

authors： Considine MJ,Daley DO,Whelan J

更新日期：2001-08-01 00:00:00

abstract：:Two mutations, amylose-extender and waxy, which affect the proportion of amylose and amylopectin of starch synthesized in the endosperm of maize (Zea mays L.) seeds, are also expressed in the pollen. However, most mutations that affect starch synthesis in the maize endosperm are not expressed in the pollen. In an atte...

journal_title：Plant physiology

authors： Bryce WH,Nelson OE

更新日期：1979-02-01 00:00:00

abstract：:Pathogen-associated molecular patterns (PAMPs) trigger plant defenses when perceived by surface-localized immune receptors. PAMP-triggered immunity (PTI) plays a vital role in the resistance of plants to numerous potential pathogens. MicroRNA (miRNA) biogenesis is known to be important for PTI, but miRNA species invol...

journal_title：Plant physiology

authors： Li Y,Zhang Q,Zhang J,Wu L,Qi Y,Zhou JM

更新日期：2010-04-01 00:00:00

abstract：:The nature of the association between nitrate reductase (NR) and membranes was examined. Nitrate reductase activity (NRA) associated with the microsomal fraction of barley (Hordeum vulgare L.) roots amounted to 0.6 to 0.8% of soluble NRA following sonication in the presence of 250 mM KI and repeated osmotic shock. T...

journal_title：Plant physiology

authors： Meyerhoff PA,Fox TC,Travis RL,Huffaker RC

更新日期：1994-01-01 00:00:00

abstract：:Exposure of six wheat (Triticum aestivum L.) and one rye (Secale cereale L.) cultivar to 40% relative humidity for 24 hours induced the same degree of freezing tolerance in seedling epicotyls as did cold conditioning for 4 weeks at 2 degrees C.Frost hardiness varietal relationships were the same in desiccation-stresse...

journal_title：Plant physiology

authors： Cloutier Y,Siminovitch D

更新日期：1982-01-01 00:00:00

abstract：:A new hydroxycinnamoyl-CoA:putrescine hydroxycinnamoyltransferase (PHT) was detected in two variant lines of Nicotiana tabacum L. (TX1, TX4) accumulating markedly different levels of caffeoylputrescine. The enzyme accepted only the aliphatic diamines putrescine, cadaverine and 1,3-diaminopropane at a ratio of 100:33:8...

journal_title：Plant physiology

authors： Meurer-Grimes B,Berlin J,Strack D

更新日期：1989-02-01 00:00:00

abstract：:We present a novel measurement setup for monitoring changes in leaf water status using nondestructive terahertz time-domain spectroscopy (THz-TDS). Previous studies on a variety of plants showed the principal applicability of THz-TDS. In such setups, decreasing leaf water content directly correlates with increasing TH...

journal_title：Plant physiology

authors： Born N,Behringer D,Liepelt S,Beyer S,Schwerdtfeger M,Ziegenhagen B,Koch M

更新日期：2014-04-01 00:00:00

abstract：:The mechanisms and the controlling factors of malate oxidation by mitochondria from leaves of Kalanchoë blossfeldiana Poelln. plants performing Crassulacean acid metabolism were investigated using Percollpurified mitochondria. The effects of pH and of various cofactors (ATP, NAD(+), coenzyme A) on malate dehydrogenase...

journal_title：Plant physiology

authors： Rustin P,Lance C

更新日期：1986-08-01 00:00:00

abstract：:Changes in neutral sugar, uronic acid, and protein content of tomato (Lycopersicon esculentum Mill) cell walls during ripening were characterized. The only components to decline in amount were galactose, arabinose, and galacturonic acid. Isolated cell walls of ripening fruit contained a water-soluble polyuronide, poss...

journal_title：Plant physiology

authors： Gross KC,Wallner SJ

更新日期：1979-01-01 00:00:00

abstract：:The partitioning of noncyclic photosynthetic electron transport between net fixation of CO(2) and collective O(2)-dependent, dissipative processes such as photorespiration has been examined in intact leaf tissue from Nicotiana tabacum. The method involves simultaneous application of CO(2) exchange and pulse modulated ...

journal_title：Plant physiology

authors： Peterson RB

更新日期：1989-08-01 00:00:00

abstract：:Extracts of maize (Zea mays L.) plants contain substances which, in vitro, inhibit an indoleacetic acid (IAA) oxidase enzyme from maize. The extracts can be freed of inhibitors by dialysis or by passage through columns of polyvinylpyrrolidone powder. Inhibitor-free extracts contain an IAA oxidase enzyme which requires...

journal_title：Plant physiology

authors： Gelinas D,Postlethwait SN

更新日期：1969-11-01 00:00:00

abstract：:Sugarcane (Saccharum spp.) is currently one of the most efficient crops in the production of first-generation biofuels. However, the bagasse represents an additional abundant lignocellulosic resource that has the potential to increase the ethanol production per plant. To achieve a more efficient conversion of bagasse ...

journal_title：Plant physiology

authors： Bottcher A,Cesarino I,Santos AB,Vicentini R,Mayer JL,Vanholme R,Morreel K,Goeminne G,Moura JC,Nobile PM,Carmello-Guerreiro SM,Anjos IA,Creste S,Boerjan W,Landell MG,Mazzafera P

更新日期：2013-12-01 00:00:00