Results 21 to 30 of about 2,712,368 (347)

Impact of Chromosomal Rearrangements on the Interpretation of Lupin Karyotype Evolution. [PDF]

open access: yesGenes (Basel), 2019
Plant genome evolution can be very complex and challenging to describe, even within a genus. Mechanisms that underlie genome variation are complex and can include whole-genome duplications, gene duplication and/or loss, and, importantly, multiple ...
Susek K   +6 more
europepmc   +2 more sources

Cytotaxonomy of Gallinula melanops (Gruiformes, Rallidae): Karyotype evolution and phylogenetic inference. [PDF]

open access: goldGenet Mol Biol, 2021
Furo IO   +9 more
europepmc   +3 more sources

Karyotype Evolution of Chagas Disease Vectors (Hemiptera, Triatominae). [PDF]

open access: yesAm J Trop Med Hyg, 2018
The Triatominae subfamily is composed of 153 hematophagous species that are potential vectors of Trypanosoma cruzi, the etiological agent of Chagas disease. Karyotypic studies in triatomines were initiated in 1909.
Chaboli Alevi KC   +3 more
europepmc   +2 more sources

The significance of cytogenetics for the study of karyotype evolution and taxonomy of water bugs (Heteroptera, Belostomatidae) native to Argentina [PDF]

open access: gold, 2013
Male meiosis behaviour and heterochromatin characterization of three big water bug species were studied. Belostoma dentatum (Mayr, 1863), B. elongatum Montandon, 1908 and B. gestroi Montandon, 1903 possess 2n = 26 + X1X2Y (male).
Bressa, Maria Jose   +2 more
core   +4 more sources

Advances in Understanding the Karyotype Evolution of Tetrapulmonata and Two Other Arachnid Taxa, Ricinulei and Solifugae. [PDF]

open access: goldGenes (Basel)
Král J   +19 more
europepmc   +2 more sources

Sex Determination, Sex Chromosomes, and Karyotype Evolution in Insects

open access: greenJournal of Heredity, 2016
Insects harbor a tremendous diversity of sex determining mechanisms both within and between groups. For example, in some orders such as Hymenoptera, all members are haplodiploid, whereas Diptera contain species with homomorphic as well as male and female
Heath Blackmon   +2 more
openalex   +3 more sources

Evolution of Karyotypes in Chameleons [PDF]

open access: goldGenes, 2017
The reconstruction of the evolutionary dynamics of karyotypes and sex determining systems in squamate reptiles is precluded by the lack of data in many groups including most chameleons (Squamata: Acrodonta: Chamaeleonidae). We performed cytogenetic analysis in 16 species of chameleons from 8 genera covering the phylogenetic diversity of the family and ...
Michail Rovatsos   +5 more
openalex   +4 more sources

Mechanisms of Rapid Karyotype Evolution in Mammals. [PDF]

open access: yesGenes (Basel), 2023
Chromosome reshuffling events are often a foundational mechanism by which speciation can occur, giving rise to highly derivative karyotypes even amongst closely related species. Yet, the features that distinguish lineages prone to such rapid chromosome evolution from those that maintain stable karyotypes across evolutionary time are still to be defined.
Brannan EO, Hartley GA, O'Neill RJ.
europepmc   +3 more sources

Karyotype differentiation in the Nothobranchius ugandensis species group (Teleostei, Cyprinodontiformes), seasonal fishes from the east African inland plateau, in the context of phylogeny and biogeography [PDF]

open access: yesComparative Cytogenetics, 2023
The karyotype differentiation of the twelve known members of the Nothobranchius ugandensis Wildekamp, 1994 species group is reviewed and the karyotype composition of seven of its species is described herein for the first time using a conventional ...
Eugene Yu. Krysanov   +4 more
doaj   +3 more sources

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