Sex chromosome evolution: so many exceptions to the rules

BLS Furman, DCH Metzger, I Darolti… - Genome biology and …, 2020 - academic.oup.com
Genomic analysis of many nonmodel species has uncovered an incredible diversity of sex
chromosome systems, making it possible to empirically test the rich body of evolutionary …

Why should we study plant sex chromosomes?

D Charlesworth, A Harkess - The Plant Cell, 2024 - academic.oup.com
Understanding plant sex chromosomes involves studying interactions between
developmental and physiological genetics, genome evolution, and evolutionary ecology. We …

Evolution of a plant sex chromosome driven by expanding pericentromeric recombination suppression

DA Filatov - Scientific Reports, 2024 - nature.com
Recombination suppression around sex-determining gene (s) is a key step in evolution of
sex chromosomes, but it is not well understood how it evolves. Recently evolved sex-linked …

Recent expansion of the non‐recombining sex‐linked region on Silene latifolia sex chromosomes

DA Filatov - Journal of Evolutionary Biology, 2022 - academic.oup.com
Evolution of a non‐recombining sex‐specific region on the Y (or W) chromosome (NRY) is a
key step in sex chromosome evolution, but how recombination suppression evolves is not …

Rapid and dynamic evolution of a giant Y chromosome in Silene latifolia

T Akagi, N Fujita, K Shirasawa, H Tanaka, K Nagaki… - Science, 2025 - science.org
Some plants have massive sex-linked regions. To test hypotheses about their evolution, we
sequenced the genome of Silene latifolia, in which giant heteromorphic sex chromosomes …

Why and how do Y chromosome stop recombining?

D Charlesworth - Journal of Evolutionary Biology, 2023 - academic.oup.com
Sex chromosomes either carry a factor like the male-determining factors of mammals (Berta
et al., 1990) or the plant Silene latifolia (Westergaard, 1958), or function in balanced sex …

Guppy Y chromosome integrity maintained by incomplete recombination suppression

I Darolti, AE Wright, JE Mank - Genome Biology and Evolution, 2020 - academic.oup.com
The loss of recombination triggers divergence between the sex chromosomes and promotes
degeneration of the sex-limited chromosome. Several livebearers within the genus Poecilia …

Schistosome W-linked genes inform temporal dynamics of sex chromosome evolution and suggest candidate for sex determination

M Elkrewi, MA Moldovan, MAL Picard… - Molecular Biology and …, 2021 - academic.oup.com
Schistosomes, the human parasites responsible for snail fever, are female-heterogametic.
Different parts of their ZW sex chromosomes have stopped recombining in distinct lineages …

Can a Y Chromosome Degenerate in an Evolutionary Instant? A Commentary on Fong et al. 2023

D Charlesworth, A Hastings… - Genome Biology and …, 2023 - academic.oup.com
It is well known that the Y chromosomes of Drosophila and mammals and the W
chromosomes of birds carry only small fractions of the genes carried by the homologous X or …

The Formation of Sex Chromosomes in Silene latifolia and S. dioica Was Accompanied by Multiple Chromosomal Rearrangements

V Bačovský, R Čegan, D Šimoníková… - Frontiers in plant …, 2020 - frontiersin.org
The genus Silene includes a plethora of dioecious and gynodioecious species. Two
species, Silene latifolia (white campion) and Silene dioica (red campion), are dioecious …