[HTML][HTML] Genetic and karyotype divergence between parents affect clonality and sterility in hybrids
Asexual reproduction can be triggered by interspecific hybridization, but its emergence is
supposedly rare, relying on exceptional combinations of suitable genomes. To examine how …
supposedly rare, relying on exceptional combinations of suitable genomes. To examine how …
[HTML][HTML] Genome elimination from the germline cells in diploid and triploid male water frogs Pelophylax esculentus
M Chmielewska, M Kaźmierczak… - Frontiers in Cell and …, 2022 - frontiersin.org
Hybridogenesis is a hemiclonal reproductive strategy in diploid and triploid hybrids. Our
study model is a frog P. esculentus (diploid RL and triploids RLL and RRL), a natural hybrid …
study model is a frog P. esculentus (diploid RL and triploids RLL and RRL), a natural hybrid …
Spaghetti connections: synaptonemal complexes as a tool to explore chromosome structure, evolution, and meiotic behavior in fish
Compared with conventional metaphase chromosomes, pachytene chromosomes are less
condensed and exhibit pairing between homologous chromosomes. These features of SCs …
condensed and exhibit pairing between homologous chromosomes. These features of SCs …
[HTML][HTML] Robertsonian fusion triggers recombination suppression on sex chromosomes in Coleonyx geckos
The classical hypothesis proposes that the lack of recombination on sex chromosomes
arises due to selection for linkage between a sex-determining locus and sexually …
arises due to selection for linkage between a sex-determining locus and sexually …
[HTML][HTML] A cyclical switch of gametogenic pathways in hybrids depends on the ploidy level
The cellular and molecular mechanisms governing sexual reproduction are conserved
across eukaryotes. Nevertheless, hybridization can disrupt these mechanisms, leading to …
across eukaryotes. Nevertheless, hybridization can disrupt these mechanisms, leading to …
From asexuality to sexual reproduction: cyclical switch of gametogenic pathways in hybrids depends on ploidy level
The cellular and molecular mechanisms governing sexual reproduction is highly conserved
across eukaryotes. Nevertheless, hybridization can disrupt such machinery leading to …
across eukaryotes. Nevertheless, hybridization can disrupt such machinery leading to …
Differentiated sex chromosomes, karyotype evolution, and spontaneous triploidy in carphodactylid geckos
Geckos exhibit derived karyotypes without a clear distinction between macrochromosomes
and microchromosomes and intriguing diversity in sex determination mechanisms. We …
and microchromosomes and intriguing diversity in sex determination mechanisms. We …
[HTML][HTML] Achiasmatic meiosis in the unisexual Amazon molly, Poecilia formosa
Unisexual reproduction, which generates clonal offspring, is an alternative strategy to sexual
breeding and occurs even in vertebrates. A wide range of non-sexual reproductive modes …
breeding and occurs even in vertebrates. A wide range of non-sexual reproductive modes …
[PDF][PDF] Tendency towards clonality: deviations of meiosis in parthenogenetic Caucasian rock lizards
V Spangenberg, M Arakelyan… - … preprint-get paper …, 2024 - researchgate.net
Cytogenetic mechanisms of unisexuality in diploid parthenogenetic species of the genus
Darevskia have remained debatable until recently. The mechanism that allows the unisexual …
Darevskia have remained debatable until recently. The mechanism that allows the unisexual …
Variants of a major DNA satellite discriminate parental subgenomes in a hybrid parthenogenetic lizard Darevskia unisexualis (Darevsky, 1966)
Hybrid parthenogenetic animals are an exceptionally interesting model for studying the
mechanisms and evolution of sexual and asexual reproduction. A diploid parthenogenetic …
mechanisms and evolution of sexual and asexual reproduction. A diploid parthenogenetic …