Results 21 to 30 of about 24,794 (198)

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

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

Plant Plastid Engineering [PDF]

open access: yesCurrent Genomics, 2010
Genetic material in plants is distributed into nucleus, plastids and mitochondria. Plastid has a central role of carrying out photosynthesis in plant cells. Plastid transformation is becoming more popular and an alternative to nuclear gene transformation because of various advantages like high protein levels, the feasibility of expressing multiple ...
N. B. Singh   +3 more
openaire   +3 more sources

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

An Overview of Pentatricopeptide Repeat (PPR) Proteins in the Moss Physcomitrium patens and Their Role in Organellar Gene Expression

open access: yesPlants, 2022
Pentatricopeptide repeat (PPR) proteins are one type of helical repeat protein that are widespread in eukaryotes. In particular, there are several hundred PPR members in flowering plants.
Mamoru Sugita
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

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

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

Ultrastructural changes during megasporogenesis in Epipactis (Orchidaceae)

open access: yesActa Societatis Botanicorum Poloniae, 2014
Plastids were temporarily localized within the micropylar portion of the early first prophase Epipactis meiocyte. Some of these plastids were observed in close proximity to the nuclear envelope.
Józef Bednara   +2 more
doaj   +1 more source

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