Search Results - "Jahns, P"

Low light acclimated submerged freshwater plants show a pronounced sensitivity to increasing irradiances by Hussner, A., Hoelken, H.P., Jahns, P.

“…The high light sensitivity of three submerged aquatic freshwater plant species, Egeria densa, Elodea nuttallii and Myriophyllum heterophyllum, which have been…”
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Femtosecond Transient Absorption Spectroscopy on the Light-Adaptation of Living Plants by Müller, M.G., Jahns, P., Holzwarth, A.R.

“…The photoprotection reaction of the photosynthetic system under excessive sun light has been resolved for the first time by femtosecond absorption spectroscopy…”
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High-Light Stress does not Impair Biomass Accumulation of Sun-Acclimated Tropical Tree Seedlings (Calophyllum longifolium Willd. and Tectona grandis L. f.) by Krause, G. H., Gallé, A., Virgo, A., García, M., Bucic, P., Jahns, P., Winter, K.

“…Abstract Studies with seedlings of tropical rainforest trees (CALOPHYLLUM LONGIFOLIUM Willd.; TECTONA GRANDIS L. f.) were designed to test whether high-light…”
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The xanthophyll cycle in intermittent light-grown pea plants. Possible functions of chlorophyll a/b-binding proteins by Jahns, P. (Heinrich-Heine-Universitat Dusseldorf, Germany.)

“…The xanthophyll cycle in pea (Pisum sativum L. cv Kleine Rheinlanderin) plants has been investigated in vivo. Control plants were compared with those grown…”
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The Xanthophyll Cycle in Intermittent Light-Grown Pea Plants (Possible Functions of Chlorophyll a/b-Binding Proteins) by Jahns, P.

“…The xanthophyll cycle in pea (Pisum sativum L. cv Kleine Rheinlanderin) plants has been investigated in vivo. Control plants were compared with those grown…”
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Proton release from water oxidation by photosystem II: similar stoichiometries are stabilized in thylakoids and PSII core particles by glycerol by Haumann, M, Hundelt, M, Jahns, P, Chroni, S, Bögershausen, O, Ghanotakis, D, Junge, W

“…During the four-stepped catalytic cycle of water oxidation by photosystem II (PSII) molecular oxygen is released in only one of the four reaction steps whereas…”
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Xanthophyll cycle mutants from Chlamydomonas reinhardtii indicate a role for zeaxanthin in the D1 protein turnover by Jahns, Peter, Depka, Brigitte, Trebst, Achim

“…Photosynthetic activity, pigment conversion and D1 protein degradation under high light stress has been investigated in a wild type strain and two xanthophyll…”
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Photosystem II core phosphorylation and photosynthetic acclimation require two different protein kinases by Bonardi, V, Pesaresi, P, Becker, T, Schleiff, E, Wagner, R, Pfannschmidt, T, Jahns, P, Leister, D

“…Illumination changes elicit modifications of thylakoid proteins and reorganization of the photosynthetic machinery. This involves, in the short term,…”
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CO sub(2) availability rather than light and temperature determines growth and phenotypical responses in submerged Myriophyllum aquaticum by Malheiro, ACE, Jahns, P, Hussner, A

“…The impact of light, temperature and carbon on growth, phenology and pigment content has been studied in submerged Myriophyllum aquaticum (Vell.) Verde…”
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Dynamics of Xanthophyll-Cycle Activity in Different Antenna Subcomplexes in the Photosynthetic Membranes of Higher Plants (The Relationship between Zeaxanthin Conversion and Nonphotochemical Fluorescence Quenching) by Farber, A., Young, A. J., Ruban, A. V., Horton, P., Jahns, P.

“…The generation of nonphotochemical quenching of chlorophyll fluorescence (qN) in the antenna of photosystem II (PSII) is accompanied by the de-epoxidation of…”
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The metal ion transporter IRT1 is necessary for iron homeostasis and efficient photosynthesis in Arabidopsis thaliana by Varotto, Claudio, Maiwald, Daniela, Pesaresi, Paolo, Jahns, Peter, Salamini, Francesco, Leister, Dario

“…Summary The mutants irt1‐1 and irt1‐2 of Arabidopsis thaliana were identified among a collection of T‐DNA‐tagged lines on the basis of a decrease in the…”
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Proton release during the four steps of photosynthetic water oxidation: induction of 1:1:1:1 pattern due to lack of chlorophyll a/b binding proteins by Jahns, Peter, Junge, Wolfgang

“…In photosynthesis of green plants water is oxidized to dioxygen. This four-step process is accompanied by the release of four protons (per molecule of…”
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Xanthophyll cycle and energy-dependent fluorescence quenching in leaves from pea plants grown under intermittent light by Jahns, Peter, Krause, G. Heinrich

“…The possible role of zeaxanthin formation and antenna proteins in energy-dependent chlorophyll fluorescence quenching (qE) has been investigated…”
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Cytochrome b(6)f mutation specifically affects thermal dissipation of absorbed light energy in Arabidopsis by Munekage, Y, Takeda, S, Endo, T, Jahns, P, Hashimoto, T, Shikanai, T

“…Light-induced lumenal acidification controls the efficiency of light harvesting by inducing thermal dissipation of excess absorbed light energy in photosystem…”
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Mutants for photosystem I subunit D of Arabidopsis thaliana: effects on photosynthesis, photosystem I stability and expression of nuclear genes for chloroplast functions by Ihnatowicz, Anna, Pesaresi, Paolo, Varotto, Claudio, Richly, Erik, Schneider, Anja, Jahns, Peter, Salamini, Francesco, Leister, Dario

“…Summary In Arabidopsis thaliana, the D‐subunit of photosystem I (PSI‐D) is encoded by two functional genes, PsaD1 and PsaD2, which are highly homologous…”
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Knock‐out of the plastid ribosomal protein L11 in Arabidopsis: effects on mRNA translation and photosynthesis by Pesaresi, Paolo, Varotto, Claudio, Meurer, Jörg, Jahns, Peter, Salamini, Francesco, Leister, Dario

“…Summary The prpl11–1 mutant of Arabidopsis thaliana was identified among a collection of T‐DNA tagged lines on the basis of a decrease in the effective quantum…”
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Thylakoids from pea seedlings grown under intermittent light: biochemical and flash-spectrophotometric properties by Jahns, Peter, Junge, Wolfgang

“…Thylakoid membranes were isolated from pea seedlings grown under intermittent light (2-min light/118-min dark cycles). These preparations differed from…”
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Knock-out of the genes coding for the Rieske protein and the ATP-synthase delta-subunit of Arabidopsis. Effects on photosynthesis, thylakoid protein composition, and nuclear chloroplast gene expression by Maiwald, D, Dietzmann, A, Jahns, P, Pesaresi, P, Joliot, P, Joliot, A, Levin, J.Z, Salamini, F, Leister, D

“…In Arabidopsis, the nuclear genes PetC and AtpD code for the Rieske protein of the cytochrome b6/f (cyt b6/f) complex and the δ-subunit of the chloroplast ATP…”
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De-epoxidation of Violaxanthin in Light-harvesting Complex I Proteins by Wehner, Antje, Storf, Stefanie, Jahns, Peter, Schmid, Volkmar H.R.

“…The conversion of violaxanthin (Vx) to zeaxanthin (Zx) in the de-epoxidation reaction of the xanthophyll cycle plays an important role in the protection of…”
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Dynamics of xanthophyll-cycle activity in different antenna subcomplexes in the photosynthetic membranes of higher plants. The relationship between zeaxanthin conversion and nonphotochemical fluorescence quenching by Farber, A, Young, A.J, Ruban, A.V, Horton, P, Jahns, P

“…The generation of nonphotochemical quenching of chlorophyll fluorescence (qN) in the antenna of photosystem II (PSII) is accompanied by the de-epoxidation of…”
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