Results 61 to 70 of about 23,940 (309)

Transport of proteins into secondary plastids [PDF]

open access: yes, 2012
Secondary plastids can be found in many unrelated groups of organisms among three supergroups - Excavata, Rhizaria and Chromista. Primary plastids in contrast are unique and defining feature of the Archaeplastida supergroup.
Vanclová, Anna
core   +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

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

Evolution: The plasticity of plastids

open access: yesCurrent Biology, 2023
Many chloroplast-bearing plants and algae lost their photosynthetic activity during evolution but retained their chloroplasts for other functions. A group of dinoflagellate algae apparently lost one half of their photosynthetic machinery but retained the other, providing a novel mechanism for light perception.
Howe, Christopher J   +2 more
openaire   +2 more sources

SOD in isolated plastids.

open access: yes, 2018
A) Fluorescence emission spectra measured at 77 K for plastids isolated from leaves treated in the same way as for SOD identification; excitation: 440 nm; greening time–indicated in the legend; EFD–plastids isolated from leaves that were etiolated for 6 ...
Gracjana Leonowicz (4984856)   +4 more
core   +1 more source

Harnessing plant‐based platform for low‐cost cellulosic sugar recovery from bioenergy crops

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The price of pure cellulase enzyme for the recovery of fermentable cellulosic sugars is one of the major challenges that limit the commercialization of second‐generation biofuels and bio‐based products. This work shows a means to greatly reduce the cost of cellulases. The abundant capacity of plants to synthesize and hyperaccumulate transgenic
Shraddha Maitra   +4 more
wiley   +1 more source

On the nature of thiamine triphosphate in Arabidopsis

open access: yesPlant Direct, 2020
Vitamin B1 is a family of molecules, the most renowned member of which is diphosphorylated thiamine (TDP)—a coenzyme vital for the activity of key enzymes of energy metabolism.
Manuel Hofmann   +2 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

Arabidopsis AUGMIN8 Contains Two Independent Microtubule Association Domains

open access: yesCytoskeleton, EarlyView.
ABSTRACT Plant cells create a plasma membrane‐associated network of microtubules that are nucleated by γ‐tubulin ring complexes primarily through microtubule‐dependent microtubule nucleation (MDMN). This dynamic array organizes into specific patterns in response to developmental and environmental cues to influence primary cell wall construction.
Naveen K. Chana   +2 more
wiley   +1 more source

Rethinking plastid evolution [PDF]

open access: yesEMBO reports, 2010
How easy is it to acquire an organelle? How easy is it to lose one? These questions underpin the current debate about the evolution of the plastid—that is, chloroplast—the organelle of photosynthesis in eukaryotic cells. The origin of the plastid has been traced to an endosymbiosis between a eukaryotic host cell and a cyanobacterial symbiont, the ...
openaire   +2 more sources

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