Results 11 to 20 of about 57,395 (255)

THE TOTAL SYNTHESIS OF CHLOROPHYLL [PDF]

open access: yesJournal of the American Chemical Society, 1960
The total synthesis of chlorophyll a starting from Knorr's pyrrole (1) is described with full experimental detail. Forty six stages are involved to reach the target molecule, chlorin e6 trimethyl ester (46), from which the preparation of chlorophyll a has already been described.
R. B. Woodward   +17 more
  +4 more sources

Row ratio increasing improved light distribution, photosynthetic characteristics, and yield of peanut in the maize and peanut strip intercropping system

open access: yesFrontiers in Plant Science, 2023
Changes in the canopy microclimate in intercropping systems, particularly in the light environment, have important effects on the physiological characteristics of photosynthesis and yield of crops.
Juntian Lu   +13 more
doaj   +1 more source

Controls on Chlorophyll Synthesis in Barley [PDF]

open access: yesPlant Physiology, 1970
In 7- to 10-day-old leaves of etiolated barley (Hordeum vulgare), all of the enzymes that convert delta-aminolevulinic acid to chlorophyll are nonlimiting during the first 6 to 12 hours of illumination, even in the presence of inhibitors of protein synthesis.
K, Nadler, S, Granick
openaire   +2 more sources

Physiological and comparative transcriptome analysis of the response and adaptation mechanism of the photosynthetic function of mulberry (Morus alba L.) leaves to flooding stress

open access: yesPlant Signaling & Behavior, 2022
Flooding has become one of the major abiotic stresses that seriously affects plant growth and development owing to changes in the global precipitation pattern.
Quan Su   +5 more
doaj   +1 more source

NTRC and TRX-f Coordinately Affect the Levels of Enzymes of Chlorophyll Biosynthesis in a Light-Dependent Manner

open access: yesCells, 2023
Redox regulation of plastid gene expression and different metabolic pathways promotes many activities of redox-sensitive proteins. We address the question of how the plastid redox state and the contributing reducing enzymes control the enzymes of ...
Daniel Wittmann   +2 more
doaj   +1 more source

Molecular Characterization of Mg-Chelatase CHLI Subunit in Pea (Pisum sativum L.)

open access: yesFrontiers in Plant Science, 2022
As a rate-limiting enzyme for chlorophyll biosynthesis, Mg-chelatase is a promising target for improving photosynthetic efficiency. It consists of CHLH, CHLD, and CHLI subunits.
Cai-jun Wu   +10 more
doaj   +1 more source

Transcriptome Analysis Revealed a Positive Role of Ethephon on Chlorophyll Metabolism of Zoysia japonica under Cold Stress

open access: yesPlants, 2022
Zoysia japonica is a warm-season turfgrass with a good tolerance and minimal maintenance requirements. However, its use in Northern China is limited due to massive chlorophyll loss in early fall, which is the main factor affecting its distribution and ...
Jiahang Zhang   +6 more
doaj   +1 more source

Genetic analysis of chlorophyll synthesis and degradation regulated by BALANCE of CHLOROPHYLL METABOLISM

open access: yesPlant Physiology, 2022
Abstract Chlorophyll (Chl) serves a number of essential functions, capturing and converting light energy as a component of photosystem supercomplexes. Chl degradation during leaf senescence is also required for adequate degeneration of chloroplasts and salvaging of nutrients from senescent leaves.
Hiroshi Yamatani   +5 more
openaire   +2 more sources

Phytochrome B Mediates the Regulation of Chlorophyll Biosynthesis through Transcriptional Regulation of ChlH and GUN4 in Rice Seedlings. [PDF]

open access: yesPLoS ONE, 2015
Accurate regulation of chlorophyll synthesis is crucial for chloroplast formation during the greening process in angiosperms. In this study, we examined the role of phytochrome B (phyB) in the regulation of chlorophyll synthesis in rice seedlings (Oryza ...
Noritoshi Inagaki   +6 more
doaj   +1 more source

Lipid biosynthesis in relation to chloroplast development in barley

open access: yesJournal of Lipid Research, 1968
During greening of detached leaves from dark-grown barley seedlings, the linolenic acid content of the lipids increases in the early stages of the formation of the chloroplast lamellar system.
Lars-Åke Appelqvist   +3 more
doaj   +1 more source

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