Results 41 to 50 of about 23,940 (309)

Plant environmental sensing relies on specialized plastids. [PDF]

open access: yes, 2022
In plants, plastids are thought to interconvert to various forms that are specialized for photosynthesis, starch and oil storage, and diverse pigment accumulation.
Mackenzie, Sally A, Mullineaux, Philip M
core   +1 more source

Plastids of Marine Phytoplankton Produce Bioactive Pigments and Lipids

open access: yesMarine Drugs, 2013
Phytoplankton is acknowledged to be a very diverse source of bioactive molecules. These compounds play physiological roles that allow cells to deal with changes of the environmental constrains.
Benoît Schoefs   +6 more
doaj   +1 more source

Biotechnological approaches to develop nitrogen-fixing cereals: A review

open access: yesSpanish Journal of Agricultural Research, 2021
Agricultural yields are often limited by nitrogen (N) availability, especially in countries of the developing world, whereas in industrialized nations the application of chemical N fertilizers has reached unsustainable levels that have resulted in ...
Asma Boujenna, Luis F. Garcia del Moral
doaj   +1 more source

Reactive Oxygen Species, Antioxidant Agents, and DNA Damage in Developing Maize Mitochondria and Plastids

open access: yesFrontiers in Plant Science, 2020
Maize shoot development progresses from non-pigmented meristematic cells at the base of the leaf to expanded and non-dividing green cells of the leaf blade.
Diwaker Tripathi   +3 more
doaj   +1 more source

Solute channels of the outer membrane: from bacteria to chloroplasts [PDF]

open access: yes, 2007
Chloroplasts, unique organelles of plants, originated from endosymbiosis of an ancestor of today's cyanobacteria with a mitochondria-containing host cell. It is assumed that the outer envelope membrane, which delimits the chloroplast from the surrounding
Philippar, Katrin   +2 more
core   +1 more source

Aggregations of organelles in meiotic cells of higher plants

open access: yesActa Societatis Botanicorum Poloniae, 2014
During early prophase I in microsporocytes and sporocytes of various plants all mitochondria and plastids aggregate in a group, where some plastids seem to undergo division. This group desintegrates by middle prophase I.
Bohdan Rodkiewicz, Ewa Duda
doaj   +1 more source

Concentration and Distribution of Nuclei and Plastids in Xylem Cells in Cunninghamia lanceolata and Aquilaria sinensis

open access: yesBioResources, 2015
After programmed cell death (PCD), heartwood formation, storage, and processing, wood DNA degradation occurs to varying degrees. The concentration and distribution of nuclei and plastids in xylem cells of Cunninghamia lanceolata and Aquilaria sinensis ...
Rong Zhang, Kuiwu Xu, Kelin Ye
doaj   +1 more source

Characteristics of the tomato chromoplast revealed by proteomic analysis [PDF]

open access: yes, 2010
Chromoplasts are non-photosynthetic specialized plastids that are important in ripening tomato fruit (Solanum lycopersicum) since, among other functions, they are the site of accumulation of coloured compounds.
Kuntz, Marcel   +10 more
core   +1 more source

Searching for α−solenoid proteins involved in organellar gene expression

open access: yesBMC Genomics
Background In photosynthetic eukaryotes of the green lineage, the expression of the chloroplast genome is mainly regulated post-transcriptionally, by RNA-binding proteins encoded in the nuclear genome termed organelle trans-acting factors.
Céline Cattelin   +6 more
doaj   +1 more source

An Expanded Ribosomal Phylogeny of Cyanobacteria Supports a Deep Placement of Plastids

open access: yesFrontiers in Microbiology, 2019
The phylum Cyanobacteria includes free-living bacteria and plastids, the descendants of cyanobacteria that were engulfed by the ancestral lineage of the major photosynthetic eukaryotic group Archaeplastida. Endosymbiotic events that followed this primary
Kelsey R. Moore   +5 more
doaj   +1 more source

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