abstract：:The composition and concentrations of phenolic compounds were studied in the first true leaves, cotyledons, stems and roots of 2.5-week-old seedlings of mountain birch (Betula pubescens ssp. czerepanovii). The differences in secondary compounds among these plant parts were both qualitative and quantitative. In all par...

journal_title：Physiologia plantarum

authors： Keski-Saari S,Julkunen-Tiitto R

更新日期：2003-05-01 00:00:00

abstract：:Raphanus sativus L. cv. Rimbo was grown for 10 days after emergence in hydroponic culture containing 0.12 (control), 5, 10 and 15 micro M copper. The seeds were germinated in the presence of the copper solution. The Cu contents increased with the treatment in both shoots and roots, maintaining in the roots a value eig...

journal_title：Physiologia plantarum

authors： Sgherri C,Cosi E,Navari-Izzo F

更新日期：2003-05-01 00:00:00

abstract：:Carbon cycling in ecosystems, and especially in forests, is intensively studied to predict the effects of global climate change, and the role which forests may play in 'changing climate change'. One of the questions is whether the carbon balance of forests will be affected by increasing atmospheric CO2 concentrations....

journal_title：Physiologia plantarum

authors： Gielen B,Scarascia-Mugnozza G,Ceulemans R

更新日期：2003-04-01 00:00:00

abstract：:The effects of high O3 (200 nl l-1 during the light period) and high CO2 (650 &mgr;l l-1 CO2, 24 h a day) alone and in combination were studied on 45-day-old sugar maple (Acer saccharum Marsh.) seedlings for 61 days in growth chambers. After 2 months of treatment under the environmental conditions of the experiment, s...

journal_title：Physiologia plantarum

authors： Gaucher C,Costanzo N,Afif D,Mauffette Y,Chevrier N,Dizengremel P

更新日期：2003-03-01 00:00:00

abstract：:Plants can sense the changes in the environmental light conditions with highly specialized photoreceptors. Phytochromes are sensitive to red and far-red light and have a dual role in the life of plants. These photoreceptors play an important role in plant growth and development from germination to seed maturation and ...

journal_title：Physiologia plantarum

authors： Kevei E,Nagy F

更新日期：2003-03-01 00:00:00

abstract：:The present study was conducted to improve the transition from proliferation to maturation in embryogenic cultures of Nordmanns fir. For that reason, chemicals reported to affect endogenous levels or activity of auxin were included in the growth media during maturation. The auxin antagonist PCIB reduced proliferation ...

journal_title：Physiologia plantarum

authors： Find J,Grace L,Krogstrup P

更新日期：2002-10-01 00:00:00

abstract：:The exposure of detached leaves of C3 plants (pea, barley) and C4 plant (maize) to 5 mM Pb (NO3)2 for 24 h caused a reduction of their photosynthetic activity by 40-60%, whereas the respiratory rate was stimulated by 20-50%. Mitochondria isolated from Pb2+-treated pea leaves oxidized substrates (glycine, succinate, ma...

journal_title：Physiologia plantarum

authors： Romanowska E,Igamberdiev AU,Parys E,Gardeström P

更新日期：2002-10-01 00:00:00

abstract：:Duckweed (Lemna minor L.) plants grown under high light are characterized, when compared to low light acclimated plants, by a higher xanthophyll cycle (VAZ) pool content, but also by a higher proportion of photoconvertible violaxanthin and a superior ability to synthesize VAZ pigments. When duckweed plants were transf...

journal_title：Physiologia plantarum

authors： García-Plazaola JI,Hernández A,Artetxe U,Becerril JM

更新日期：2002-09-01 00:00:00

abstract：:Modulation of proton extrusion and ATP-dependent H+ transport through the plasma membrane in relation to the presence of 14-3-3 proteins in this membrane in response to osmotic shock was studied in tomato (Lycopersicon esculentum Mill. cv. Pera) cell cultures. In vivo H+ extrusion by cells was activated rapidly and si...

journal_title：Physiologia plantarum

authors： Kerkeb L,Venema K,Donaire JP,Rodríguez-Rosales MP

更新日期：2002-09-01 00:00:00

abstract：:Cold acclimation of etiolated cucumber seedlings, consisting of cooling at 12 degrees C for 48 h followed by a warming period at 25 degrees C, led to tolerance to subsequent chilling at 2 degrees C. Tolerance, as evidenced by freedom from chilling injury and continued growth, developed during the warming period in a t...

journal_title：Physiologia plantarum

authors： Erez A,Cohen E,Frenkel C

更新日期：2002-08-01 00:00:00

abstract：:The 'stay-green' mutation cytG in soybean (Glycine max) partially inhibits the degradation of the light-harvesting complex II (LHCII) and the associated chlorophyll during monocarpic senescence. cytG did not alter the breakdown of the cytochrome b6/f complex, thylakoid ATP synthase or components of Photosystem I. In c...

journal_title：Physiologia plantarum

authors： Guiamét JJ,Tyystjärvi E,Tyystjärvi T,John I,Kairavuo M,Pichersky E,Noodén LD

更新日期：2002-07-01 00:00:00

abstract：:Sequestration of Pb by synthetic chelates has been reported to increase bioavailability, uptake, and translocation of this metal in plants. In this work the potential phytotoxic effects of Pb-EDTA were investigated in Phaseolus vulgaris L. cv. Limburgse vroege plants grown on hydroponics. Addition of 50 microM Pb-EDTA...

journal_title：Physiologia plantarum

authors： Geebelen W,Vangronsveld J,Adriano DC,Van Poucke LC,Clijsters H

更新日期：2002-07-01 00:00:00

abstract：:An in situ study of enzymes involved in sucrose to hexose-phosphate conversion during in vitro stolon-to-tuber transition of potato (Solanum tuberosum L. cv. Bintje) was employed to follow developmental changes in spatial patterns. In situ activity of the respective enzymes was visualized by specific activity-staining...

journal_title：Physiologia plantarum

authors： Appeldoorn NJ,Sergeeva L,Vreugdenhil D,Van Der Plas LH,Visser RG

更新日期：2002-06-01 00:00:00

abstract：:Localized acquired resistance (LAR) characterizes a narrow zone of living cells expressing strong defense responses and surrounding cells undergoing a hypersensitive response (HR). In Samsun NN tobacco plants, tissues undergoing tobacco mosaic virus-induced or elicitor-induced LAR exhibit a strong blue fluorescence un...

journal_title：Physiologia plantarum

authors： Costet L,Fritig B,Kauffmann S

更新日期：2002-06-01 00:00:00

abstract：:Explants of Actinidia deliciosa Chev. Liang and Ferguson var. Hayward were cultured in controlled CO2 atmospheres in the presence of different sucrose concentrations. Organogenesis was measured after 45 days in explants from the different assays, and quantification of photosynthesis, transpiration, chlorophylls, RUBIS...

journal_title：Physiologia plantarum

authors： Arigita L,González A,Tamés RS

更新日期：2002-05-01 00:00:00

abstract：:Al was shown to elicit the induction of several pathogenesis-related genes, suggesting that a common signalling pathway may be involved in the early response to Al and pathogens. However, we found no evidence of oxidative burst involving either H2O2 or O2- during the first hours of Al exposure distinguishing the early...

journal_title：Physiologia plantarum

authors： Maltais K,Houde M

更新日期：2002-05-01 00:00:00

abstract：:Changes in the response to abiotic stress during the isolation of leaf protoplasts were compared between a recalcitrant species of Brassica napus and regenerating species of Petunia hybrida. Initially, levels of soluble free putrescine (put), spermidine (spd) and spermine (spm) in leaves and protoplasts were determine...

journal_title：Physiologia plantarum

authors： Watanabe M,Suzuki K,Kawasaki H,Watanabe Y

更新日期：2002-04-01 00:00:00

abstract：:The ability of phytoplankton to cope with oxidative stress is one of the main factors that influence its survival in the marine environment, when senescence conditions prevail. In a first attempt to investigate the antioxidant strategies of different phytoplanktonic groups face to oxidative stress, the superoxide dism...

journal_title：Physiologia plantarum

authors： Sigaud-Kutner TC,Pinto E,Okamoto OK,Latorre LR,Colepicolo P

更新日期：2002-04-01 00:00:00

abstract：:The effect of various concentrations of aminoethoxyvinylglycine (AVG; 0.32 and 1.28 mM), an ethylene biosynthesis inhibitor, and of the polyamines putrescine (10 mM), spermidine (0.1, 1 and 5 mM) and spermine (2 mM) on peach (Prunus persica L. Batsch cv. Redhaven) fruit ripening was evaluated under field conditions. T...

journal_title：Physiologia plantarum

authors： Bregoli AM,Scaramagli S,Costa G,Sabatini E,Ziosi V,Biondi S,Torrigiani P

更新日期：2002-03-01 00:00:00

abstract：:The endogenous concentrations of ACC and ABA were measured, at predawn and at maximum solar radiation, during a summer drought, and recovery after autumn rainfalls, in rosemary (Rosmarinus officinalis L.), a drought-tolerant species, growing under Mediterranean field conditions. During the summer, plants were subjecte...

journal_title：Physiologia plantarum

authors： Munné-Bosch S,López-Carbonell M,Alegre L,Van Onckelen HA

更新日期：2002-03-01 00:00:00

abstract：:The effect of CO2 on ethylene-induced gummosis (secretion of polysaccharides), weight loss and respiration in tulip bulbs (Tulipa gesneriana L.) was investigated. A pretreatment with 1-MCP prevented these ethylene-induced effects, indicating that ethylene action must have been directed via the ethylene receptor. Treat...

journal_title：Physiologia plantarum

authors： de Wild HP,Gude H,Peppelenbos HW

更新日期：2002-02-01 00:00:00

abstract：:Water stress experiments were performed with grapevines (Vitis vinifera L.) and other C3 plants in the field, in potted plants in the laboratory, and with detached leaves. It was found that, in all cases, the ratio of steady state chlorophyll fluorescence (Fs) normalized to dark-adapted intrinsic fluorescence (Fo) inv...

journal_title：Physiologia plantarum

authors： Flexas J,Escalona JM,Evain S,Gulías J,Moya I,Osmond CB,Medrano H

更新日期：2002-02-01 00:00:00

abstract：:Peroxidase (POD, EC 1.11.1.7) activity, cellular localization and isozyme patterns were investigated in the seed integument, cotyledon and embryo axis of Brassica oleracea cv. Cappuccio during pregermination and seedling growth. Seeds started to germinate after 24 h of imbibition. POD activity was localized in the pig...

journal_title：Physiologia plantarum

authors： Bellani LM,Guarnieri M,Scialabba A

更新日期：2002-01-01 00:00:00

abstract：:Changes in the protein level and phosphorylation state of sucrose synthase (SS) were studied throughout the development of Japanese pear fruit. The level of SS protein was high at the young stage, dropped with fruit enlargement and increased again with fruit maturation. Antibody against phospho-Ser reacted with SS fro...

journal_title：Physiologia plantarum

authors： Tanase K,Shiratake K,Mori H,Yamaki S

更新日期：2002-01-01 00:00:00

abstract：:The Kok effect refers to the progressive light-induced inhibition of dark respiration at low light intensities, which saturates around the light compensation point. This appears as a sudden break around the light compensation point in the plot of photosynthesis versus light intensity. The magnitude of the break can be...

journal_title：Physiologia plantarum

authors： Padmavathi L,Raghavendra AS

更新日期：2001-11-01 00:00:00

abstract：:In this study, we present a rapid, robust and sensitive method for quantification of plant amino acid uptake using universally (U) (13C, 15N)-labelled amino acids and gas chromatography-mass spectrometry (GC-MS). Amino acids were analysed as their tert-butyldimethylsilyl (tBDMS) derivatives and displayed detection lim...

journal_title：Physiologia plantarum

authors： Persson J,Näsholm T

更新日期：2001-11-01 00:00:00

abstract：:We studied copper uptake in inside-out plasma membrane vesicles derived from roots of copper-sensitive, moderately copper-tolerant and highly copper-tolerant populations of Silene vulgaris (Amsterdam, Marsberg and Imsbach, respectively). Plasma membrane vesicles were isolated using the two-phase partitioning method an...

journal_title：Physiologia plantarum

authors： Van Hoof NA,Koevoets PL,Hakvoort HW,Ten Bookum WM,Schat H,Verkleij JA,Ernst WH

更新日期：2001-10-01 00:00:00

abstract：:The patterns of light activation of 4 chloroplastic enzymes were examined in mesophyll protoplasts of pea (Pisum sativum) in the absence or presence of oligomycin (inhibitor of oxidative phosphorylation) or antimycin A (inhibitor of cytochrome pathway) or salicylhydroxamic acid (SHAM, inhibitor of alternative pathway)...

journal_title：Physiologia plantarum

authors： Padmasree K,Raghavendra AS

更新日期：2001-08-01 00:00:00

abstract：:Pollen viability and germination are known to be sensitive to high temperature (HT). However, the mode by which high temperature impairs pollen functioning is not yet clear. In the present study, we investigated the effect of high temperature on changes occurring in carbohydrate of bell pepper (Capsicum annuum L. cv. ...

journal_title：Physiologia plantarum

authors： Aloni B,Peet M,Pharr M,Karni L

更新日期：2001-08-01 00:00:00

abstract：:In this study, we were interested in learning if cytokinins play a role in the developmental process that leads to nodulation in the pea cv. Sparkle. We demonstrate that the application of the synthetic cytokinin BAP (6-benzyl-amino-purine) results in a number of nodulation-related changes. BAP stimulates the producti...

journal_title：Physiologia plantarum

authors： Lorteau MA,Ferguson BJ,Guinel FC

更新日期：2001-07-01 00:00:00

abstract：:Removal of the embryonic axis prevents the normal decline of carboxypeptidase (Cpase) I in mung bean seedling cotyledons. Cpase I activity and protein, the latter manifested on western blots, almost completely disappear about 24 h before the cotyledon abscises. Of the 3 proteolytic enzyme patterns, only that of Cpase ...

journal_title：Physiologia plantarum

authors： Singh S,Wilson KA,Tan-Wilson AL

更新日期：2001-07-01 00:00:00

abstract：:During ripening, citrus fruit-peel undergoes 'colour break', a process characterized by the conversion of chloroplast to chromoplast. The process involves the progressive loss of chlorophylls and the gain of carotenoids, changing peel colour from green to orange. In the present work, the in vivo and in vitro effects o...

journal_title：Physiologia plantarum

authors： Iglesias DJ,Tadeo FR,Legaz F,Primo-Millo E,Talon M

更新日期：2001-06-01 00:00:00

abstract：:Despite intensive research on genetic regulation of flower development there are still only a few studies on the early phases of this process in perennial plants like trees. The aim of this study has been to identify genes that regulate early stages of inflorescence development in silver birch (Betula pendula Roth) an...

journal_title：Physiologia plantarum

authors： Elo A,Lemmetyinen J,Turunen ML,Tikka L,Sopanen T

更新日期：2001-05-01 00:00:00

abstract：:alpha-Mannosidase (EC 3.2.1.24) from rice dry seeds was purified to homogeneity. Optimum pH and Km for pNP-alpha-Man hydrolysis were pH 4.3-4.5 and 1.04 mM, respectively. The enzyme digested mannobioses such as Manalpha-1,2Man, Manalpha-1,6Man, Manalpha-1,3Man but Manalpha-1,4Man. Zn2+ ion was required for the activit...

journal_title：Physiologia plantarum

authors： Kishimoto T,Hori H,Takano D,Nakano Y,Watanabe M,Mitsui T

更新日期：2001-05-01 00:00:00

abstract：:Chlorophyll (Chl) and total soluble protein decreased and proteolytic activity increased over a 12-day period during dark-induced senescence in detached leaves of Tara, a yellowing cultivar (Y) of Dendranthema grandiflora. In Boaldi, a non-yellowing cultivar (NY), Chl and soluble protein remained near initial levels a...

journal_title：Physiologia plantarum

authors： Reyes-Arribas T,Barrett JE,Huber DJ,Nell TA,Clark DG

更新日期：2001-04-01 00:00:00

abstract：:The suitability of the infiltration-centrifugation method for collection of apoplastic fluid from intact leaves was evaluated for different plant species. Large differences with respect to infiltrability of the leaves, which correlated inversely with stomatal and mesophyll resistance, became apparent. Osmolality of in...

journal_title：Physiologia plantarum

authors： Lohaus G,Pennewiss K,Sattelmacher B,Hussmann M,Hermann Muehling K

更新日期：2001-04-01 00:00:00

abstract：:Extraction of Sinapis alba seeds under native conditions solubilized 3 myrosinase isoforms, pool I, II and III, which could be separated by ion exchange chromatography. Sequencing of numerous peptides of the I and III isoforms showed that they belonged to the Myrosinase A (MA) family of myrosinases and that they were ...

journal_title：Physiologia plantarum

authors： Eriksson S,Ek B,Xue J,Rask L,Meijer J

更新日期：2001-03-01 00:00:00

abstract：:A novel membrane lipoxygenase (LOX; EC 1.13.11.12) from eggplant (Solanum melongena L. cv. Belleza negra) fruit chloroplasts has been purified 20-fold to a specific activity of 207 enzymatic units per mg of protein with a yield of 72%. The purification was carried out by sonicating the chloroplastic membranes in the p...

journal_title：Physiologia plantarum

authors： Pérez-Gilabert M,López-Nicolás JM,García Carmona F

更新日期：2001-03-01 00:00:00

abstract：:The Cholodny-Went hypothesis of gravitropism suggests that the graviresponse is controlled by the distribution of auxin. However, the mechanism of auxin transport during the graviresponse of roots is still unresolved. To determine whether the microtubule (MT) cytoskeleton is participating in auxin transport, the cytos...

journal_title：Physiologia plantarum

authors： Hasenstein KH,Blancaflor EB,Lee JS

更新日期：1999-04-01 00:00:00

abstract：:Segments of organs that have undergone gravitropic curvature later straighten during the course of gravitropism or after the g-vector becomes randomized on a clinostat. Little is known about the mechanism underlying these and perhaps related phenomena which have been described with various overlapping terms such as a...

journal_title：Physiologia plantarum

authors： Stankovic B,Volkmann D,Sack FD

更新日期：1998-02-01 00:00:00