Results 51 to 60 of about 1,526,357 (323)

Disentangling Crocus Series Verni and Its Polyploids

open access: yesBiology, 2023
Spring crocuses, the eleven species within Crocus series Verni (Iridaceae), consist of di- and tetraploid cytotypes. Among them is a group of polyploids from southeastern Europe with yet-unclear taxonomic affiliation. Crocuses are generally characterized
Irena Raca   +5 more
doaj   +1 more source

Deciphering the genome structure and paleohistory of _Theobroma cacao_ [PDF]

open access: yes, 2010
We sequenced and assembled the genome of _Theobroma cacao_, an economically important tropical fruit tree crop that is the source of chocolate. The assembly corresponds to 76% of the estimated genome size and contains almost all previously described ...
Angé   +60 more
core   +2 more sources

Mastering DNA Content Estimation by Flow Cytometry as an Efficient Tool for Plant Breeding and Biodiversity Research

open access: yesMethods and Protocols, 2023
Flow cytometry gives a unique opportunity to analyze thousands of individual cells for multiple parameters in a course of minutes. The most commonly used flow cytometry application in plant biology is estimation of nuclear DNA content.
Maria Fomicheva, Elena Domblides
doaj   +1 more source

Corrigendum: LocoGSE, a sequence-based genome size estimator for plants [PDF]

open access: yesFrontiers in Plant Science
Pierre Guenzi-Tiberi   +8 more
doaj   +2 more sources

The Douglas-Fir Genome Sequence Reveals Specialization of the Photosynthetic Apparatus in Pinaceae. [PDF]

open access: yes, 2017
A reference genome sequence for Pseudotsuga menziesii var. menziesii (Mirb.) Franco (Coastal Douglas-fir) is reported, thus providing a reference sequence for a third genus of the family Pinaceae.
Cardeno, Charis   +21 more
core   +2 more sources

Genome size, chromosome number, and rDNA organisation in Algerian populations of Artemisia herba-alba (Asteraceae), a basic plant for animal feeding facing overgrazing erosion

open access: yesAnales del Jardín Botánico de Madrid, 2016
Artemisia herba-alba is a largely-distributed and often landscape-dominating taxon in arid areas of the Mediterranean and Irano-Turanian regions. In Algeria, in 2010 its communities covered 10% of the steppe territory, but its populations have been ...
Youcef Bougoutaia   +4 more
doaj   +1 more source

Intragenomic Conflict between Knob Heterochromatin and B Chromosomes Is the Key to Understand Genome Size Variation along Altitudinal Clines in Maize

open access: yesPlants, 2021
In maize, we studied the causes of genome size variation and their correlates with cultivation altitude that suggests the existence of adaptive clines.
Graciela Esther González, Lidia Poggio
doaj   +1 more source

A Model of Genome Size Evolution for Prokaryotes in Stable and Fluctuating Environments [PDF]

open access: yes, 2015
Temporal variability in ecosystems significantly impacts species diversity and ecosystem productivity and therefore the evolution of organisms. Different levels of environmental perturbations such as seasonal fluctuations, natural disasters, and global ...
Adami   +9 more
core   +1 more source

Causes and Effects of Loss of Classical Nonhomologous End Joining Pathway in Parasitic Eukaryotes

open access: yesmBio, 2019
We report frequent losses of components of the classical nonhomologous end joining pathway (C-NHEJ), one of the main eukaryotic tools for end joining repair of DNA double-strand breaks, in several lineages of parasitic protists.
Anna Nenarokova   +7 more
doaj   +1 more source

Dynamic hybridization between two spleenworts, Asplenium incisum and Asplenium ruprechtii in Korea

open access: yesFrontiers in Plant Science, 2023
Natural hybridization between Asplenium incisum and A. ruprechtii has been observed in Northeast Asia and its allotetraploid species, A. castaneoviride, was reported.
Hyoung Tae Kim   +2 more
doaj   +1 more source

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