Three decades in transport business: studies of metabolite transport in chloroplasts - a personal perspective.

abstract：:A fluorescence video imaging system utilizing relatively inexpensive commercial components is described. The instrument utilizes a black and white CCD video camera detector, a commercial video imaging board and a IBM-AT compatible computer. The color output of the imaging board greatly aids in the users ability to vis...

journal_title：Photosynthesis research

authors： Fenton JM,Crofts AR

更新日期：1990-10-01 00:00:00

abstract：:The availability of a complete genome database for the cyanobacterium Synechocystis sp. PCC6803 (glucose-tolerant strain) has raised expectations that this organism would become a reference strain for work aimed at understanding the CO(2)-concentrating mechanism (CCM) in cyanobacteria. However, the amount of physiolog...

journal_title：Photosynthesis research

authors： Benschop JJ,Badger MR,Dean Price G

更新日期：2003-01-01 00:00:00

abstract：:Four Indica and five Japonica varieties of rice (Oryza sativa L.) were examined to elucidate their differences in photosynthetic activity and dark respiratory rate as influenced by leaf nitrogen levels and temperatures. The photosynthetic rates of single leaf showed correlations with total nitrogen and soluble protein...

journal_title：Photosynthesis research

authors： Weng JH,Chen CY

更新日期：1987-01-01 00:00:00

abstract：:The functional peculiarities and responses of the photosynthetic system in the flowering homoiochlorophyllous desiccation-tolerant (HDT) Haberlea rhodopensis and the non-desiccation-tolerant spinach were compared during desiccation and rehydration. Increasing rate of water loss clearly modifies the kinetic parameters ...

journal_title：Photosynthesis research

authors： Georgieva K,Maslenkova L,Peeva V,Markovska Y,Stefanov D,Tuba Z

更新日期：2005-08-01 00:00:00

abstract：:While interest in photosynthetic thermal acclimation has been stimulated by climate warming, comparing results across studies requires consistent terminology. We identify five types of photosynthetic adjustments in warming experiments: photosynthesis as measured at the high growth temperature, the growth temperature, ...

journal_title：Photosynthesis research

authors： Way DA,Yamori W

更新日期：2014-02-01 00:00:00

abstract：:NADP:ferredoxin oxidoreductase (EC. 1.6.7.1.) isolated from a thermophilic blue-green alga, Synechococcus sp., was stable at temperatures up to 65°C. The diaphorase and cytochrome c reductase activities of the enzyme were low at 25°C but increased with elevated temperature to reach a maximum at about 60°C. The pH-prof...

journal_title：Photosynthesis research

authors： Koike H,Katoh S

更新日期：1980-09-01 00:00:00

abstract：:Plant terpenoids are among the most diverse group of naturally-occurring organic compounds known, and several are used in contemporary consumer products. Terpene synthase enzymes catalyze complex rearrangements of carbon skeleton precursors to yield thousands of unique chemical structures that range in size from the s...

journal_title：Photosynthesis research

authors： Davies FK,Jinkerson RE,Posewitz MC

更新日期：2015-03-01 00:00:00

abstract：:Chloroplast NADP-dependent malate dehydrogenase (NADP-MDH, EC 1.1.1.82) is inactive in the dark and activated in the light via a reduction of specific disulfides by thiol-disulfide interchange with thioredoxin, reduced by the photosynthetic electron transfer. Compared to the constitutively active NAD-dependent forms, ...

journal_title：Photosynthesis research

authors： Miginiac-Maslow M,Lancelin JM

更新日期：2002-01-01 00:00:00

abstract：:A hypothesis is proposed to explain the function of Cl(-) in activating the oxygenevolving complex (OEC) of photosystem II (PS II), based on the results of recent (35)Cl-NMR studies. The putative mechanism involves Cl(-) binding to two types of sites. An intrinsic site is suggested to be composed of three histidyl res...

journal_title：Photosynthesis research

authors： Coleman WJ,Govindjee

更新日期：1987-09-01 00:00:00

abstract：:Pulse modulated fluorescence has increasingly been used as an ecological tool to examine changes in the vertical distribution of microphytobenthic cells within the upper layers of estuarine sediments (most often using the minimum fluorescence yield F(o)) as well as to indicate the health of the community (using the ma...

journal_title：Photosynthesis research

authors： Consalvey M,Jesus B,Perkins RG,Brotas V,Underwood GJ,Paterson DM

更新日期：2004-01-01 00:00:00

abstract：:The relationship between the redox state of P700, the primary donor of PS I, monitored using absorbance changes at 830 nm and photochemical energy storage in PS I reaction centers assayed with the photoacoustic method (PA) was studied in isolated PS I submembrane particles aspirated onto nitrocellulose filters. Severa...

journal_title：Photosynthesis research

authors： Bukhov NG,Rajagopal S,Carpentier R

更新日期：2002-01-01 00:00:00

abstract：:Little is known about the mechanistic basis for the movement of promiscuous nucleic acids across cell membranes. To address this problem we sought conditions that would permit the entry of plasmid DNA into isolated, intact pea chloroplasts. DNA uptake did not occur normally, but was induced by hypotonic treatments, by...

journal_title：Photosynthesis research

authors： Cerutti H,Jagendorf A

更新日期：1995-11-01 00:00:00

abstract：:Historically, two main concepts guided research into possible mechanisms of light-induced atomic rearrangements in oxygenic photosynthesis: Photodecomposition of CO2 and photodecomposition of water. Both concepts envisioned photoinduced transfers of cumbersome whole atoms and not, as is currently held, photoinduced el...

journal_title：Photosynthesis research

authors： Arnon DI

更新日期：1991-09-01 00:00:00

abstract：:Nonlinear optical responses of bacteriochlorophyll a (BChl a) were investigated by means of the three-pulse four-wave mixing (FWM) technique under the resonant excitation into the Q ( y ) band. The experimental results are explained by a theoretical model calculation including the Brownian oscillation mode of the solv...

journal_title：Photosynthesis research

authors： Sugisaki M,Fujii R,Cogdell RJ,Hashimoto H

更新日期：2008-02-01 00:00:00

abstract：:Photoinhibition of Photosystem II (PSII) in lincomycin-treated leaves begins as a first-order reaction, but fluorescence measurements have suggested that after prolonged illumination, the number of active PSII centres stabilizes to 15-20% of control. The stabilization has been interpreted to indicate that photoinhibit...

journal_title：Photosynthesis research

authors： Sarvikas P,Tyystjärvi T,Tyystjärvi E

更新日期：2010-01-01 00:00:00

abstract：:This article provides a glimpse into the dawning of research on chlorophyll-protein complexes and a brief recollection of the path that led us to the identification of the photosystem II reaction center, i.e., the polypeptides that carry the site of primary charge separation in oxygenic photosynthesis. A preliminary v...

journal_title：Photosynthesis research

authors： Satoh K

更新日期：2008-10-01 00:00:00

abstract：:In plants, chlorophylls (chlorophyll a and chlorophyll b) are the most abundant tetrapyrrole molecules and are essential for photosynthesis. The first committed step of chlorophyll biosynthesis is the insertion of Mg(2+) into protoporphyrin IX, and thus subsequent steps of the biosynthesis are called the Mg branch. As...

journal_title：Photosynthesis research

authors： Masuda T

更新日期：2008-05-01 00:00:00

abstract：:The light-harvesting complex (LHC) of higher plants isolated using Triton X-100 has been studied during its transformation into a monomeric form known as CPII. The change was accomplished by gradually increasing the concentration of the detergent, sodium dodecyl sulfate (SDS). Changes in the red spectral region of the...

journal_title：Photosynthesis research

authors： Gülen D,Knox R,Breton J

更新日期：1986-01-01 00:00:00

abstract：:Rates of net CO2 uptake were examined in developing leaves of Hydrocotyle bonariensis. Leaves that developed under high photosynthetically active radiation (48 mol m(-2) day(-1) PAR) were smaller, thicker, and reached maximum size sooner than did leaves that developed under low PAR (4.8 mol m(-2) day(-1)). Maximum net...

journal_title：Photosynthesis research

authors： Longstreth DJ,Hartsock TL,Nobel PS

更新日期：1981-06-01 00:00:00

abstract：:The linear dichroism of Photosystem I particles containing 10 chlorophylls per P700 has been investigated at 10 K. The particles were oriented by uniaxial squeezing of polyacrylamide gels. The oxidation state of P700 was altered either by incubation of the gels with redox mediators or by low temperature illumination. ...

journal_title：Photosynthesis research

authors： Breton J,Ikegami I

更新日期：1989-07-01 00:00:00

abstract：:I provide here a personal perspective on (i) the awards that were given to young investigators at the 2008 and 2009 Gordon Research Conferences on Biochemistry/Biophysics of Photosynthesis; and (ii) the ambiance at these conferences through some photographs, particularly of the 2009 conference. ...

journal_title：Photosynthesis research

authors： Govindjee

更新日期：2009-10-01 00:00:00

abstract：:The factors governing quinone protein binding in the photosynthetic bacterium Rps. viridis are investigated via use of empirical intermolecular energy calculations using the GRID method (PJ Goodford (1985) J Med Chem 28: 849-854). A probe atom corresponding to a carbonyl oxygen atom is used to investigate regions exhi...

journal_title：Photosynthesis research

authors： O'Malley PJ,Braithwaite CJ

更新日期：1994-01-01 00:00:00

abstract：:In this Minireview, we discuss a number of issues on the primary photosynthetic reactions of the green plant Photosystem II. We discuss the origin of the 683 and 679 nm absorption bands of the PS II RC complex and suggest that these forms may reflect the single-site spectrum with dominant contributions from the zero-p...

journal_title：Photosynthesis research

authors： Dekker JP,Van Grondelle R

更新日期：2000-01-01 00:00:00

abstract：:The effect of light on the metabolism of ammonia was studied by subjecting detached maize leaves to 150 or 1350 μmol m(-2) s(-1) PAR during incubation with the leaf base in 2 mM (15)NH4Cl. After up to 60 min, leaves were extracted. Ammonia, glutamine, glycine, serine, alanine, and aspartate were separated by isotherma...

journal_title：Photosynthesis research

authors： Klaus RE,Berger MG,Fock HP

更新日期：1985-09-01 00:00:00

abstract：:Oxygen evolving photosystem II particles were exposed to 100 and 250 W m(-2) white light at 20°C under aerobic, anaerobic and strongly reducing (presence of dithionite) conditions. Three types of photoinactivation processes with different kinetics could be distinguished: (1) The fast process which occurs under strongl...

journal_title：Photosynthesis research

authors： Setlík I,Allakhverdiev SI,Nedbal L,Setlíková E,Klimov VV

更新日期：1990-01-01 00:00:00

abstract：:Joan Mary Anderson, known to most people as Jan, was born on May 12, 1932 in Dunedin, New Zealand. She died on August 28, 2015 in Canberra, Australia. To celebrate her life, we present here a brief biography, some comments on her discoveries in photosynthesis during a career spanning more than half a century, and remi...

journal_title：Photosynthesis research

authors： Chow WS,Horton P,Barrett M,Osmond CB

更新日期：2016-08-01 00:00:00

abstract：:DCMU (3-(3,4-dichlorophenyl)-1,1-dimethylurea) at concentrations higher than 10 μM suppresses the second time range delayed fluorescence (DF) of pea chloroplasts, due to inhibition of the oxidizing side of photosystem II (PS II). The inhibition of the reducing side of PS II resulting in the suppression of millisecond ...

journal_title：Photosynthesis research

authors： Vasil'ev IR,Matorin DN,Lyadsky VV,Venediktov PS

更新日期：1988-01-01 00:00:00

abstract：:The genome of the purple non-sulphur photosynthetic bacterium Rhodopseudomonas acidophila has been found to contain multiple copies of puc light-harvesting (LH2) peripheral antenna complex genes. Three wild-type isolates each exhibiting dissimilar peripheral antenna complex phenotypes in response to growth at reduced ...

journal_title：Photosynthesis research

authors： Gardiner AT,Mackenzie RC,Barrett SJ,Kaiser K,Cogdell RJ

更新日期：1996-09-01 00:00:00

abstract：:Chlorobium tepidum is a Gram-negative bacterium of the green sulfur phylum (Chlorobia). Chlorobia are obligate anaerobic photolithoautotrophs that are widely distributed in aquatic environments where anoxic layers containing reduced sulfur compounds are exposed to light. The envelope of C. tepidum is a complex organel...

journal_title：Photosynthesis research

authors： Kouyianou K,Aivaliotis M,Gevaert K,Karas M,Tsiotis G

更新日期：2010-06-01 00:00:00

abstract：:Species in the Laxa and Grandia groups of the genus Panicum are adapted to low, wet areas of tropical and subtropical America. Panicum milioides is a species with C3 photosynthesis and low apparent photorespiration and has been classified as a C3/C4 intermediate. Other species in the Laxa group are C3 with normal phot...

journal_title：Photosynthesis research

authors： Henning JC,Brown RH

更新日期：1986-01-01 00:00:00