Results 31 to 40 of about 48,464 (211)

Specialized Plastids Trigger Tissue-Specific Signaling for Systemic Stress Response in Plants1[OPEN]

open access: yesPlant Physiology, 2018
Small plastids within the epidermis and vascular tissues modulate tissue-specific redox, chromatin and stress-responsive pathways. Plastids comprise a complex set of organelles in plants that can undergo distinctive patterns of differentiation and ...
J. Beltrán   +7 more
semanticscholar   +1 more source

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

Presequence translocase-associated motor subunits of the mitochondrial protein import apparatus are dual-targeted to mitochondria and plastids

open access: yesFrontiers in Plant Science, 2022
The import and assembly of most of the mitochondrial proteome is regulated by protein translocases located within the mitochondrial membranes. The Presequence Translocase-Associated Motor (PAM) complex powers the translocation of proteins across the ...
Mabel Gill-Hille   +5 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

Plastid proteome prediction for diatoms and other algae with secondary plastids of the red lineage

open access: yesThe Plant Journal, 2015
The plastids of ecologically and economically important algae from phyla such as stramenopiles, dinoflagellates and cryptophytes were acquired via a secondary endosymbiosis and are surrounded by three or four membranes.
Ansgar Gruber   +4 more
semanticscholar   +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

DNA maintenance in plastids and mitochondria of plants

open access: yesFrontiers in Plant Science, 2015
The DNA molecules in plastids and mitochondria of plants have been studied for over 40 years. Here, we review the data on the circular or linear form, replication, repair, and persistence of the organellar DNA (orgDNA) in plants.
D. J. Oldenburg, A. Bendich
semanticscholar   +1 more source

Synthetic biology in plastids.

open access: yesThe Plant Journal, 2014
SummaryPlastids (chloroplasts) harbor a small gene‐dense genome that is amenable to genetic manipulation by transformation. During 1 billion years of evolution from the cyanobacterial endosymbiont to present‐day chloroplasts, the plastid genome has undergone a dramatic size reduction, mainly as a result of gene losses and the large‐scale transfer of ...
Lars B. Scharff, R. Bock
semanticscholar   +4 more sources

Tocochromanols - plant hormones crosstalk

open access: yesPlant Hormones
Tocochromanols, the group of compounds with vitamin E activity, are lipid-soluble antioxidants synthesized by photosynthetic organisms. Their biosynthesis is restricted to plastids, while their action sites are in different cellular compartments (i.e ...
Luciano J. Santoro   +4 more
doaj   +1 more source

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