Cytonuclear responses to genome doubling

Author: jytc

August undefined, 2024

WebFeb 1, 2024 · The diploid D-genome lineage of the Triticum/Aegilops complex has an evolutionary history involving genomic contributions from ancient A- and B/S-genome species. We explored here the possible cytonuclear evolutionary responses to this history of hybridization. Phylogenetic analysis of chloroplast DN … WebApr 6, 2024 · Prunus is an economically important genus widely distributed in the temperate Northern Hemisphere. Previous studies on the genus using a variety of loci yielded conflicting phylogenetic hypotheses. Here, we generated nuclear reduced representation sequencing data and plastid genomes for 36 Prunus individuals and two outgroups. Both …

Organellar transcripts dominate the cellular mRNA pool across

WebTogether, these observations support a model wherein breakdown of mitochondria and plastids leads to release of free organellar DNA into the cytosol, which can then passively enter the nucleus, with incorporation into the nuclear genome most likely via mechanisms that repair double-stranded breaks in nuclear DNA (although alternative mechanisms ... WebDoubling of the nuclear genome via polyploidy may further complicate the challenge of coordinating cytonuclear expression, as it has the potential to perturb the ratio of nuclear to organel-lar genome copies (22, 23). It appears that nuclear genome dou-bling elicits at least a partial compensatory increase in organellar north carolina infectious disease

(PDF) Nuclear‐cytoplasmic balance: whole genome ... - ResearchGa…

WebHere, we elucidate the cytonuclear genomic and transcriptomic responses of chaperonin and chaperone genes across a wide range of different allopolyploid systems, as well as in synthetic allopolyploids and along a … WebThe plant genome is partitioned across three distinct subcellular compartments: the nucleus, mitochondria, and plastids. Successful coordination of gene expression among … WebJan 28, 2024 · First, organelle genome copy number increased in response to nuclear whole genome duplication (WGD), at least partially compensating for altered nuclear genome dosage. Second, transcriptional output of the different cellular compartments is tuned to maintain diploid-like levels of relative expression among interacting genes. how to reset a game

The Role of Hybridization in Plant Speciation Annual Review of …

WebApr 7, 2024 · We conclude that increases in organellar genome copy numbers represent a common response to polyploidization, suggesting that maintenance of cytonuclear stoichiometry is an important component in ... WebMar 14, 2024 · In polyploids, doubling of the nuclear genome may add challenges to maintaining balanced expression of proteins involved in cytonuclear interactions. Here, we use ribo-depleted RNA-seq to analyze transcript abundance for nuclear and organellar genomes in leaf tissue from four different polyploid angiosperms and their close diploid … north carolina injury to personal propertyWebApr 13, 2024 · Although chemotherapy plus PD-1 blockade (chemo+anti-PD-1) has become the standard first-line therapy for advanced esophageal squamous cell carcinoma … north carolina infinity tabletop

"WebAug 9, 2024 · Although nuclear genome sizes of diploid representatives of these genera vary more than 10-fold, the number of their nuclear genes is more constant (from 26,000 in A. thaliana to ∼42,000 in Arachis ipaensis), as is typical for flowering plants ().Although this is two orders of magnitude more genes than reside in the plastid or mitochondrial … " - Cytonuclear responses to genome doubling

Cytonuclear responses to genome doubling

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WebCytonuclear responses to genome doubling Am J Bot. 2024 Sep;104 (9):1277-1280. Authors Joel Sharbrough 1 , Justin L Conover 2 , Jennifer A Tate 3 , Jonathan F Wendel 2 , Daniel B Sloan 1 Affiliations 1 Department of Biology, 440 Biology Building, Colorado … WebJul 26, 2024 · Doubling of the nuclear genome via polyploidy may further complicate the challenge of coordinating cytonuclear expression, as it has the potential to perturb the …

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WebJul 17, 2024 · The genetic control of eukaryotic cells is divided between the nucleus and one or more cytoplasmic genomes. In one sense, this genomic division of labour is an obvious outcome of the endosymbiotic ... WebJun 8, 2024 · A repeated history of polyploidization and hybridizationin both complexes make them well-suited models for understanding the consequencesof genome doubling …

WebNov 1, 2024 · In addition to genetic and epigenetic responses in the nuclear genome, the combination of parental nuclear genomes with typically only one set of maternal progenitor organellar genomes raises questions concerning potential nuclear-cytoplasmic stoichiometric disruptions and other cytonuclear interactions that may be important to … Web—CYTONUCLEAR RESPONSES TO GENOME DOUBLING ON THE NATURE OF THINGS: ESSAYS AMERICAN JOURNAL OF BOTANY expression of mitochondrial- …

WebSep 1, 2024 · Cytonuclear responses to genome doubling. Sharbrough J1, Conover JL2, Tate JA3, Wendel JF2, Sloan DB1 Author information Affiliations 2 authors 1. … WebJan 1, 2024 · In sum, this research aims to provide fundamental insights into genome interactions and crop biology and broaden participation in plant biological research. Allopolyploidy events entail the simultaneous merger of genomes from two divergent lineages combined with the doubling of nuclear genome content. Because cytoplasmic …

WebCytonuclear coordination between biparental nuclear genomes and uniparental cytoplasmic organellar genomes in plants is often resolved by genetic and transcriptional cytonuclear responses. Whether this mechanism also acts in allopolyploid members of other kingdoms is not clear. Additionally, cytonuc …

WebJun 9, 2024 · The plant genome is partitioned across three distinct subcellular compartments: the nucleus, mitochondria, and plastids. Successful coordination of gene expression among these organellar genomes and the nuclear genome is critical for plant function and fitness. Whole genome duplication events (WGDs) in the nucleus have … north carolina indoor water park and hotelWeb—CYTONUCLEAR RESPONSES TO GENOME DOUBLING ON THE NATURE OF THINGS: ESSAYS AMERICAN JOURNAL OF BOTANY expression of mitochondrial- … how to reset a genshin impact accountWebMar 30, 2024 · Genome doubling causes double trouble Human cancer cells often double their genome through an error in cell division, and this can lead to further genomic … north carolina in fallWebJul 17, 2024 · This review argues for a special role of cytonuclear interactions in the process of speciation and summarizes extensive work in Tigriopus copepods, a classic system for mitonuclear biology. north carolina inmate locator searchWebJul 26, 2024 · In polyploids, doubling of the nuclear genome may add challenges to maintaining balanced expression of proteins involved in cytonuclear interactions. Here, we use ribo-depleted RNA sequencing (RNA-seq) to analyze transcript abundance for nuclear and organellar genomes in leaf tissue from four different polyploid angiosperms and their … how to reset a gabb watchWebAug 1, 2024 · One possibility is that subgenome dominance evolved in response to intragenomic conflict within the endosperm. In non-angiosperm plants, ... Cytonuclear responses to genome doubling. Am. J. Bot., 104 (2024), pp. 1277-1280. CrossRef View in Scopus Google Scholar. 15. D.W. Zeh, J.A. Zeh. north carolina infant-toddler programWebApr 7, 2024 · An excellent example of cytonuclear discordance is provided by the first-ever analysis of the Neanderthal nuclear genome : while the earlier studies of mitochondrial genomes did not reveal any evidence for human-Neanderthal hybridization, the nuclear data demonstrated clear and striking evidence to the contrary. north carolina inmate search doc