Results 41 to 50 of about 81,771 (356)

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

Plastome phylogenomics and phylogenetic diversity of endangered and threatened grassland species (Poaceae) in a North American tallgrass prairie

open access: yesEcology and Evolution, 2020
Native grasslands are one of the most endangered ecosystems in North America. In this study, we examined the ecological and evolutionary roles of endangered and threatened (e/t) grasses by establishing robust evolutionary relationships with other ...
Phyllis H. Pischl   +3 more
doaj   +1 more source

Horizontal and endosymbiotic gene transfer in early plastid evolution.

open access: yesNew Phytologist, 2019
Plastids evolved from a cyanobacterium that was engulfed by a heterotrophic eukaryotic host and became a stable organelle. Some of the resulting eukaryotic algae entered into a number of secondary endosymbioses with diverse eukaryotic hosts. These events
Rafael I. Ponce-Toledo   +2 more
semanticscholar   +1 more source

The Complete Chloroplast Genome Sequences of Aconitum pseudolaeve and Aconitum longecassidatum, and Development of Molecular Markers for Distinguishing Species in the Aconitum Subgenus Lycoctonum

open access: yesMolecules, 2017
Aconitum pseudolaeve Nakai and Aconitum longecassidatum Nakai, which belong to the Aconitum subgenus Lycoctonum, are distributed in East Asia and Korea. Aconitum species are used in herbal medicine and contain highly toxic components, including aconitine.
Inkyu Park   +4 more
doaj   +1 more source

Identification and Characterization of the Heat-Induced Plastidial Stress Granules Reveal New Insight Into Arabidopsis Stress Response

open access: yesFrontiers in Plant Science, 2020
Plants exhibit different physiological and molecular responses to adverse changes in their environment. One such molecular response is the sequestration of proteins, RNAs, and metabolites into cytoplasmic bodies called stress granules (cSGs).
Monika Chodasiewicz   +8 more
doaj   +1 more source

Analyses of 202 plastid genomes elucidate the phylogeny of Solanum section Petota

open access: yesScientific Reports, 2019
Our paper analyzes full plastid DNA sequence data of 202 wild and cultivated diploid potatoes, Solanum section Petota, to explore its phylogenetic utility compared to prior analyses of the same accessions using genome-wide nuclear SNPs, and plastid DNA ...
Binquan Huang   +4 more
semanticscholar   +1 more source

The Plastid Genome of Deschampsia cespitosa (Poaceae)

open access: yesMolecules, 2019
Plastid genome analysis of non-model organisms provides valuable information for basic research e.g., molecular evolutionary genomics, phylogeny and phylogeography.
Jorge O. Chiapella   +3 more
doaj   +1 more source

Complete Chloroplast Genome Sequence of Rosa lucieae and Its Characteristics

open access: yesHorticulturae, 2022
Rosa lucieae is one of the famous wild ancestors of cultivated roses and plays a very important role in horticultural research, but there is still a lack of research on the R. lucieae chloroplast genome. In this study, we used the Illumina MiSeq platform
Weixiang Shen   +6 more
doaj   +1 more source

Sequencing and Comparative Analysis of the Chloroplast Genome of Angelica polymorpha and the Development of a Novel Indel Marker for Species Identification

open access: yesMolecules, 2019
The genus Angelica (Apiaceae) comprises valuable herbal medicines. In this study, we determined the complete chloroplast (CP) genome sequence of A. polymorpha and compared it with that of Ligusticum officinale (GenBank accession no. NC039760).
Inkyu Park   +8 more
doaj   +1 more source

Organellar Evolution: A Path from Benefit to Dependence

open access: yesMicroorganisms, 2022
Eukaryotic organelles supposedly evolved from their bacterial ancestors because of their benefits to host cells. However, organelles are quite often retained, even when the beneficial metabolic pathway is lost, due to something other than the original ...
Miroslav Oborník
doaj   +1 more source

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