Results 21 to 30 of about 229,894 (397)

Functional Relationship of Arabidopsis AOXs and PTOX Revealed via Transgenic Analysis

open access: yesFrontiers in Plant Science, 2021
Alternative oxidase (AOX) and plastid terminal oxidase (PTOX) are terminal oxidases of electron transfer in mitochondria and chloroplasts, respectively. Here, taking advantage of the variegation phenotype of the Arabidopsis PTOX deficient mutant (im), we
Danfeng Wang   +13 more
doaj   +1 more source

SYNTHESIS OF CHLOROPLAST DNA IN ISOLATED CHLOROPLASTS [PDF]

open access: yesThe Journal of Cell Biology, 1968
Chloroplasts isolated from Euglena gracilis incorporated both tritiated thymidine 5'-triphosphate and tritiated deoxyadenosine 5'-triphosphate into an acid-stable fraction. The incorporation was dependent on the presence of all four deoxynucleoside triphosphates and was sensitive to treatment with deoxyribonuclease and actinomycin D.
N. Steele Scott   +2 more
openaire   +3 more sources

Modulation of Photorespiratory Enzymes by Oxidative and Photo-Oxidative Stress Induced by Menadione in Leaves of Pea (Pisum sativum)

open access: yesPlants, 2021
Photorespiration, an essential component of plant metabolism, is concerted across four subcellular compartments, namely, chloroplast, peroxisome, mitochondrion, and the cytoplasm.
Ramesh B. Bapatla   +6 more
doaj   +1 more source

THE CYTOCHROMES OF CHLOROPLASTS [PDF]

open access: greenProceedings of the National Academy of Sciences, 1964
H. Lundegårdh
openalex   +4 more sources

The Intracellular Distribution of Folate Derivatives in Pea Leaves

open access: yesPteridines, 2003
After hydrolysis of polyglutamate derivatives, leaf extracts of pea (Pisum sativum L.) seedlings were examined for individual folates using high Performance liquid chromatography and microbiological assays employing Lactobacillus rhamnosus and ...
Chan Sherwin Y., Cossins Edwin A.
doaj   +2 more sources

Regulation of Iron Homeostasis and Use in Chloroplasts

open access: yesInternational Journal of Molecular Sciences, 2020
Iron (Fe) is essential for life because of its role in protein cofactors. Photosynthesis, in particular photosynthetic electron transport, has a very high demand for Fe cofactors.
G. E. Kroh, M. Pilon
semanticscholar   +1 more source

On the Origin and Fate of Reactive Oxygen Species in Plant Cell Compartments

open access: yesAntioxidants, 2019
Reactive oxygen species (ROS) have been recognized as important signaling compounds of major importance in a number of developmental and physiological processes in plants.
Martina Janků   +2 more
doaj   +1 more source

Tocopherol and plastoquinone synthesis in spinach chloroplasts subfractions [PDF]

open access: yes, 1980
Subfractions isolated from intact purified spinach chloroplasts are able to prenylate the aromatic moiety of -tocopherol and plastoquinone-9 precursors. The biosynthesis of -tocopherol and plastoquinone-9 is a compartmentalized process.
Bickel   +21 more
core   +1 more source

Chloroplast Division [PDF]

open access: yesTraffic, 2007
Chloroplasts are descendants of cyanobacteria and divide by binary fission. Several components of the division apparatus have been identified in the past several years and we are beginning to appreciate the plastid division process at a mechanistic level.
Shin-ya Miyagishima   +4 more
openaire   +3 more sources

Comparative transcriptomic and plastid development analysis sheds light on the differential carotenoid accumulation in kiwifruit flesh

open access: yesFrontiers in Plant Science, 2023
Carotenoids are colorful lipophilic isoprenoids synthesized in all photosynthetic organisms which play roles in plant growth and development and provide numerous health benefits in the human diet (precursor of Vitamin A).
Nitisha Bhargava   +5 more
doaj   +1 more source

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