… will contribute to uncover the evolutionary process leading to dioecy [2]. Several models have
been proposed to explain the evolution of sex chromosomes … , and Populus deltoides each …

… Sex chromosome heteromorphism mainly reflects the net … (other changes that can contribute
will be mentioned below). … new sex-determining regions by turnover events or repeated …

… Three inversions in the W chromosome, followed by four potential translocation events, formed
a … and may have contributed to the development of its ZW sex chromosome system during …

… by which sex determination and sex chromosomes may evolve. … would correspond to the
hexaploidization y (Hex-Y) event. … X and Yh chromosomes reveals molecular basis of incipient …

… To study potential rearrangements accompanying sex chromosome evolution, we used an
X chromosome-specific probe in four species in the genus Silene, two dioecious (S. latifolia …

… issue ‘Sex determination and sex chromosome evolution in … unlikely, hampering turnover
events through this mechanism. … Y chromosome, often leading to a rapid loss of gene activity for …

… of sex chromosome evolution, because they probably evolved … the sex determining genes,
an incipient sex chromosome system. … Genetic mapping studies on Populus located the sex…

… We focus on the contribution of duplication events, which are … Poplar (Populus species)
has multiple dioecious mechanisms, … still many mysteries in plant sex chromosome evolution. …

… are due to a few ancient events that are shared across major … There is no evidence of sex
chromosome divergence in the … sex-determining regions and genes that may contribute to at …

… model for evolutionary studies of sex chromosomes and sex-… the Populus and Silene genera
is that the genus Populus is … X and Yh chromosomes reveals molecular basis of incipient …