Results 31 to 40 of about 24,794 (198)

Functions of tocopherols in the cells of plants and other photosynthetic organisms [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2014
Tocopherol synthesis has only been observed in photosynthetic organisms (plants, algae and some cyanobacteria). Tocopherol is synthesized in the inner membrane of chloroplasts and distributed between chloroplast membranes, thylakoids and plastoglobules ...
V. M. Mokrosnop
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

Complex Plastids and the Evolution of the Marine Phytoplankton

open access: yesJournal of Marine Science and Engineering, 2023
Photosynthesis allows for the formation of biomass from inorganic carbon and therefore greatly enhances the amount of organic material on planet Earth.
Ansgar Gruber, Linda K. Medlin
doaj   +1 more source

Regulation of Expression and Evolution of Genes in Plastids of Rhodophytic Branch

open access: yesLife, 2016
A novel algorithm and original software were used to cluster all proteins encoded in plastids of 72 species of the rhodophytic branch. The results are publicly available at http://lab6.iitp.ru/ppc/redline72/ in a database that allows fast identification ...
Oleg Anatolyevich Zverkov   +2 more
doaj   +1 more source

In Arabidopsis thaliana Substrate Recognition and Tissue- as Well as Plastid Type-Specific Expression Define the Roles of Distinct Small Subunits of Isopropylmalate Isomerase

open access: yesFrontiers in Plant Science, 2020
In Arabidopsis thaliana, the heterodimeric isopropylmalate isomerase (IPMI) is composed of a single large (IPMI LSU1) and one of three different small subunits (IPMI SSU1 to 3). The function of IPMI is defined by the small subunits. IPMI SSU1 is required
Kurt Lächler   +6 more
doaj   +1 more source

Autophagy regulates plastid reorganization during spermatogenesis in the liverwort Marchantia polymorpha

open access: yesFrontiers in Plant Science, 2023
Autophagy is a highly conserved system that delivers cytoplasmic components to lysosomes/vacuoles. Plastids are also degraded through autophagy for nutrient recycling and quality control; however, the involvement of autophagic degradation of plastids in ...
Takuya Norizuki   +5 more
doaj   +1 more source

Isolation of Carrot Chromoplasts and Assessment of Their Carotenoid Content and Bioaccessibility

open access: yesMolecules
The bioaccessibility (fraction of compounds released from the food matrix and available for absorption) and carotenoid content of carrot chromoplasts obtained through high-speed centrifugation using sucrose gradients were assessed.
Ana M. Benítez-González   +5 more
doaj   +1 more source

Plastids and mitochondria comportment in dividing meiocytes of Psilotum nudum

open access: yesActa Societatis Botanicorum Poloniae, 2014
In prophase I meiocyte plastids and mitochondria were situated at random. By telophase I plastids and mitochondria were aggregated in an equatorial plane.
D. Tchórzewska   +2 more
doaj   +1 more source

Plastid Division and Development [PDF]

open access: yesThe Plant Cell, 1999
Plastids are an important group of plant cellular organelles and comprise one of the primary features that distinguish plant cells from those of other eukaryotes. Plastids are thought to have arisen as a result of an endosymbiotic event in which an early photosynthetic prokaryote invaded a ...
openaire   +3 more sources

Formation and excretion of autophagic plastids (plastolysomes) in Brassica napus embryogenic microspores

open access: yesFrontiers in Plant Science, 2015
The change in developmental fate of microspores reprogrammed towards embryogenesis is a complex but fascinating experimental system where microspores undergo dramatic changes derived from the developmental switch.
Veronica eParra-Vega   +3 more
doaj   +1 more source

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