Transcriptomic changes in wind-exposed poplar leaves are dependent on developmental stage.

abstract：:The photosynthetic response to light can be accurately defined in terms of (1) the initial slope (quantum yield); (2) the asymptote (light-saturated rate); (3) the convexity (rate of bending); and (4) the intercept (dark respiration). The effects of photoinhibition [which damages the reaction centre of photosystem II ...

journal_title：Planta

authors： Leverenz JW,Falk S,Pilström CM,Samuelsson G

更新日期：1990-09-01 00:00:00

abstract：:Ultraviolet (UV)-absorbing phenolic compounds that have been shown to be protective against the damaging: effects of UV-B radiation (Tevini et al., 1991, Photochem. Photobiol. 53, 329-333) were found in the leaf epidermis of tropical mangrove tree species. These UV-absorbing phenolic compounds and leaf succulence func...

journal_title：Planta

authors： Lovelock CE,Clough BF,Woodrow IE

更新日期：1992-09-01 00:00:00

abstract：:The sulfur-amino-acid-rich delta-zeins of maize ( Zea mays L.) are represented by 18-kDa and 10-kDa proteins. We have cloned a novel 11-kDa methionine-rich delta-zein from developing endosperm of the inbred line W23a1. The nucleotide sequence of this new delta-zein is identical to the published 10-kDa delta-zein, exce...

journal_title：Planta

authors： Kim WS,Krishnan HB

更新日期：2003-05-01 00:00:00

abstract：:1. It has been shown that the percentage germination of seed in contact with an aqueous solution depends (a) on the extent of differential permeability of the seed coat to the solute and (b) on whether the solute is toxic. 2. In investigations with "Meteor" pea seeds, polyethylene glycols of nominal molecular weights ...

journal_title：Planta

authors： Manohar MS

更新日期：1966-03-01 00:00:00

abstract：:Frequency, density and branching of plasmodesmata were counted in successive tangential and transverse walls in the cambial zone of tomato stems in order to examine development of the plasmodesmal network in a chronological order. Coincident with progress of cell development, plasmodesmal connectivity increased, both ...

journal_title：Planta

authors： Ehlers K,van Bel AJ

更新日期：2010-01-01 00:00:00

abstract：:Polymerase chain reaction (PCR) was used to amplify transcripts encoding cytochrome b5 from cDNA synthesised from RNA isolated from developing seeds of tobacco (Nicotiana tabacum L.). The sequence of the amplified products indicated that the clones encoded a second form of tobacco cytochrome b5, different from that pr...

journal_title：Planta

authors： Napier JA,Smith MA,Stobart AK,Shewry PR

更新日期：1995-01-01 00:00:00

abstract：:The storage-protein content of non-zygotic and zygotic embryos of B. napus was compared, using antibodies to guantitate 12S storage protein in extracts by rocket immunoelectrophoresis. Non-zygotic embryos were induced from microspores in anther culture and on the hypocotyls of zygotic embryos in culture. All embryo-li...

journal_title：Planta

authors： Crouch ML

更新日期：1982-01-01 00:00:00

abstract：:Using the aphid stylet technique (14)C ATP was shown to be readily taken up into the sieve elements of willow. At the same time this compound was found to be metabolised during uptake resulting in labelled ADP and AMP appearing in the stylet exudate. Longitudinal movement of labelled ATP was also found to occur.Measur...

journal_title：Planta

authors： Gardner DC,Peel AJ

更新日期：1972-09-01 00:00:00

abstract：:In Arabidopsis, damage to the superficial acropetal polar auxin transport (PAT) inhibits generative but not vegetative organ initiation. In order to verify whether in a vegetative phase auxin can be transported to the meristem in a different way, the research on wild-type and plants with defective PAT was performed. D...

journal_title：Planta

authors： Banasiak A

更新日期：2011-01-01 00:00:00

abstract：:A study has been made of the changes occurring in Zea mays kernels exposed to thermal shock at the 48th h of soaking at 16°C, i.e., just before the protrusion of the root. Heat shock of 5 h at 46°C temporarily inhibits the resumption of root growth and consequently retards the protrusion of the root. On the ultrastruc...

journal_title：Planta

authors： Fransolet S,Deltour R,Bronchart R,Van de Walle C

更新日期：1979-01-01 00:00:00

abstract：:Freezing and thawing lead to xylem embolism when gas bubbles caused by ice formation expand during the thaw process. However, previous experimental studies indicated that conifers are resistant to freezing-induced embolism, unless xylem pressure becomes very negative during the freezing. In this study, we show that co...

journal_title：Planta

authors： Mayr S,Gruber A,Bauer H

更新日期：2003-07-01 00:00:00

abstract：:In the past 30 years enormous progress was made in plant membrane biology and transport physiology, a fact reflected in the appearance of textbooks. The first book dedicated to 'Membrane Transport in Plants' was published on the occasion of the 'International Workshop on Membrane Transport in Plants' held at the Nucle...

journal_title：Planta

authors： Hedrich R,Marten I

更新日期：2006-09-01 00:00:00

abstract：:Tobacco mesophyll protoplasts cultivated in vitro do not synthesize a measurable quantity of chloroplastic ribosomal RNA, but actively synthesize cytoplasmic ribosomal RNA, polyadenylated RNA, and proteins. These syntheses are essentially independent of the presence of hormones in the culture medium and are thus relat...

journal_title：Planta

authors： Cooke R,Meyer Y

更新日期：1981-05-01 00:00:00

abstract：:Harnessing the toxic properties of reactive oxygen species (ROS) to fight off invading pathogens can be considered a major evolutionary success story. All aerobic organisms have evolved the ability to regulate the levels of these toxic intermediates, whereas some have evolved elaborate signalling pathways to dramatica...

journal_title：Planta

authors： O'Brien JA,Daudi A,Butt VS,Bolwell GP

更新日期：2012-09-01 00:00:00

abstract：:Microautoradiography was used to follow the translocation pathways of (14)C-labeled photosynthate from mature source leaves, through the stem, to immature sink leaves three nodes above. Translocation occurred in specific bundles of the midveins and petioles of both the source and sink leaves and in the interjacent int...

journal_title：Planta

authors： Vogelmann TC,Larson PR,Dickson RE

更新日期：1982-12-01 00:00:00

abstract：MAIN CONCLUSION:Gene expression variations in response to fertilization between Physalis and Solanum might play essential roles in species divergence and fruit evolution. Fertilization triggers variation in fruit development and morphology. The Chinese lantern, a morphological novelty derived from the calyx, is formed ...

journal_title：Planta

authors： Gao H,Li J,Wang L,Zhang J,He C

更新日期：2020-07-27 00:00:00

abstract：:The aim of this work was to investigate the extent to which starch synthesis in potato (Solanum tuberosum L.) tubers is controlled by the activity of ADPglucose pyrophosphorylase (EC 2.7.7.27; AGPase). In order to do this, fluxes of carbohydrate metabolism were measured in tubers that had reduced AGPase activity as a ...

journal_title：Planta

authors： Sweetlove LJ,Muller-Rober B,Willmitzer L,Hill SA

更新日期：1999-09-01 00:00:00

abstract：:The biosynthesis of ethylene was examined in suspension-cultured cells of parsley (Petroselinum hortense) treated with an elicitor from cell walls of Phytophthora megasperma. Untreated cells contained 50 nmol g(-1) of the ethylene precursor, 1-aminocyclopropane-1-carboxylic acid (ACC), and produced ethylene at a rate ...

journal_title：Planta

authors： Chappell J,Hahlbrock K,Boller T

更新日期：1984-07-01 00:00:00

abstract：:The polarity of germinating single-celled spores of the fern Ceratopteris richardii Brogn. is influenced by gravity during a time period prior to the first cellular division designated a "polarity-determination window". After this window closes, control of polarity is seen in the downward (with respect to gravity) mig...

journal_title：Planta

authors： Edwards ES,Roux SJ

更新日期：1998-08-01 00:00:00

abstract：:1-Aminocyclopropane-1-carboxylic acid synthase (ACS) catalyzes the rate-limiting step in ethylene biosynthesis during ripening. ACS isozymes are regulated both transcriptionally and post-translationally. However, in banana, an important climacteric fruit, little is known about post-translational regulation of ACS. Her...

journal_title：Planta

authors： Choudhury SR,Roy S,Sengupta DN

更新日期：2012-08-01 00:00:00

abstract：:The soluble fraction of a cell-free system from immature seeds of Phaseolus vulgaris L. converts gibberellin A20 (GA20) to GA1 and GA5. It does however not metabolize GA1 and GA29 to GA5, showing that in this system GA20 is converted directly to GA5. The steps from GA20 to GA1 (3-hydroxylation) and from GA20 to GA5 (Δ...

journal_title：Planta

authors： Kamiya Y,Takahashi M,Takahashi N,Graebe JE

更新日期：1984-09-01 00:00:00

abstract：:The lower epidermis from leaves of Primula palinuri can be stripped off. Light-saturation curves of the CO2-exchange were measured at 20°C and 300 ppm CO2. Whereas the normal leaf reaches light-saturation at 0.3 cal cm(-2) min(-1), even 0.6 cal cm(-2) min(-1) is not sufficient to saturate the stripped leaf. Transpirat...

journal_title：Planta

authors： Bertsch A

更新日期：1969-03-01 00:00:00

abstract：:Double B-box 1a (DBB1a) belongs to the zinc-finger family proteins in Arabidopsis thaliana. Transcriptional analysis uncovered that the DBB1a gene expression was blue light-dependently regulated, and the transcript level of DBB1a in cry1cry2 was decreased but not in phyAphyB compared to wild type under blue light cond...

journal_title：Planta

authors： Wang Q,Zeng J,Deng K,Tu X,Zhao X,Tang D,Liu X

更新日期：2011-01-01 00:00:00

abstract：:The binding of fusicoccin to the microsomal preparations of maize roots in vitro is increased several-fold when segments of the tissue are washed for 2 h in distilled water before homogenization. Addition of freeze-dried wash solution to microsomal preparations of spinach leaves or fresh roots, washed roots, or coleop...

journal_title：Planta

authors： Aducci P,Crosetti G,Federico R,Ballio A

更新日期：1980-04-01 00:00:00

abstract：:Arginine decarboxylase (ADC; EC 4.1.1.19) is a key enzyme in one of the two pathways to putrescine. We present the first ADC cDNA from a woody perennial plant species, the grapevine (Vitis vinifera L.), which exhibits 70-80% homology with other dicot ADCs. The effects of ammonium, nitrate, and putrescine on ADC specif...

journal_title：Planta

authors： Primikirios NI,Roubelakis-Angelakis KA

更新日期：1999-06-01 00:00:00

abstract：:Measurements of net CO2 exchange, malate accumulation, properties and capacity of phosphoenolpyruvate carboxylase (PEPC, EC 4.1.1.31) in leaves of different ages of two short-day dependent Crassulacean acid metabolism (CAM) plants (Kalanchoe blossfeldiana v. Poelln. Tom thumb and K. velutina Welw.) show that, in both ...

journal_title：Planta

authors： Brulfert J,Guerrier D,Queiroz O

更新日期：1982-05-01 00:00:00

abstract：:Special culture conditions for Euglena gracilis Z and ZR are described. They induce interactions between the chloroplast and mitochondrial metabolisms leading to paramylon synthesis. When grown in continuous light under pure nitrogen and in the presence of lactate as the sole carbon source, sugar synthesis occurs duri...

journal_title：Planta

authors： Calvayrac R,Laval-Martin D,Briand J,Farineau J

更新日期：1981-10-01 00:00:00

abstract：:The arrangements of cortical microtubules (MTs) in a tip-growing protonemal cell of Adiantum capillus-veneris L. and of cellulose microfibrils (MFs) in its wall were examined during blue-light (BL)-induced apical swelling. In most protonemal cells which had been growing in the longitudinal direction under red light, a...

journal_title：Planta

authors： Murata T,Wada M

更新日期：1989-06-01 00:00:00

abstract：:We studied changes induced by cold on electron transfer pathways (linked to NADH or NADPH oxidation) in endoplasmic reticulum of rapeseed hypocotyls (Brassica napus L.) from a freezing-sensitive variety (ISL) and freezing-tolerant variety (Tradition). Plantlets were grown at 22 degrees C then submitted to a cold shock...

journal_title：Planta

authors： de Virville JD,Cochet F,Tasseva G,Moreau F,Zachowski A

更新日期：2008-10-01 00:00:00

abstract：:Phenols are toxic, environmentally persistent products of the chemical industry that are capable of bioaccumulation and biomagnifications in the food chain. Little is known of how plants respond to this compound. To understand the transcriptional changes under phenol, microarray experiments on Arabidopsis thaliana wer...

journal_title：Planta

authors： Xu J,Su ZH,Chen C,Han HJ,Zhu B,Fu XY,Zhao W,Jin XF,Wu AZ,Yao QH

更新日期：2012-02-01 00:00:00