Expanding the classical paradigm: what we have learnt from vertebrates about sex chromosome evolution
Until recently, the field of sex chromosome evolution has been dominated by the canonical
unidirectional scenario, first developed by Muller in 1918. This model postulates that sex …
unidirectional scenario, first developed by Muller in 1918. This model postulates that sex …
Molecular and evolutionary dynamics of animal sex-chromosome turnover
B Vicoso - Nature ecology & evolution, 2019 - nature.com
Prevailing models of sex-chromosome evolution were largely inspired by the stable and
highly differentiated XY pairs of model organisms, such as those of mammals and flies …
highly differentiated XY pairs of model organisms, such as those of mammals and flies …
Restriction site-associated DNA sequencing (RAD-seq) reveals an extraordinary number of transitions among gecko sex-determining systems
Sex chromosomes have evolved many times in animals and studying these replicate
evolutionary “experiments” can help broaden our understanding of the general forces …
evolutionary “experiments” can help broaden our understanding of the general forces …
Transitions in sex determination and sex chromosomes across vertebrate species
Despite the prevalence of sexual reproduction across eukaryotes, there is a remarkable
diversity of sex‐determination mechanisms. The underlying causes of this diversity remain …
diversity of sex‐determination mechanisms. The underlying causes of this diversity remain …
A 180 Myr-old female-specific genome region in sturgeon reveals the oldest known vertebrate sex determining system with undifferentiated sex chromosomes
Several hypotheses explain the prevalence of undifferentiated sex chromosomes in
poikilothermic vertebrates. Turnovers change the master sex determination gene, the sex …
poikilothermic vertebrates. Turnovers change the master sex determination gene, the sex …
A brief review of vertebrate sex evolution with a pledge for integrative research: towards 'sexomics'
Triggers and biological processes controlling male or female gonadal differentiation vary in
vertebrates, with sex determination (SD) governed by environmental factors or simple to …
vertebrates, with sex determination (SD) governed by environmental factors or simple to …
Sex chromosome evolution among amniotes: is the origin of sex chromosomes non-random?
L Kratochvíl, T Gamble… - … Transactions of the …, 2021 - royalsocietypublishing.org
Sex chromosomes are a great example of a convergent evolution at the genomic level,
having evolved dozens of times just within amniotes. An intriguing question is whether this …
having evolved dozens of times just within amniotes. An intriguing question is whether this …
Poorly differentiated XX/XY sex chromosomes are widely shared across skink radiation
A Kostmann, L Kratochvíl… - Proceedings of the …, 2021 - royalsocietypublishing.org
Differentiated sex chromosomes are believed to be evolutionarily stable, while poorly
differentiated sex chromosomes are considered to be prone to turnovers. With around 1700 …
differentiated sex chromosomes are considered to be prone to turnovers. With around 1700 …
Dynamics of vertebrate sex chromosome evolution: from equal size to giants and dwarfs
M Schartl, M Schmid, I Nanda - Chromosoma, 2016 - Springer
The Y and W chromosomes of mammals and birds are known to be small because most of
their genetic content degenerated and were lost due to absence of recombination with the X …
their genetic content degenerated and were lost due to absence of recombination with the X …
Conserved sex chromosomes and karyotype evolution in monitor lizards (Varanidae)
Despite their long history with the basal split dating back to the Eocene, all species of
monitor lizards (family Varanidae) studied so far share the same chromosome number of 2 …
monitor lizards (family Varanidae) studied so far share the same chromosome number of 2 …