How and Why Do Sex Chromosomes Evolve?

How and Why Do Sex Chromosomes Evolve?

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Ultimate goal: functional tests for sexually antagonistic fitness effects with CRISPR

26 of 27

26 of 27

Ultimate goal: functional tests for sexually antagonistic fitness effects with CRISPR

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How and Why Do Sex Chromosomes Evolve?

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  1. 1 Intro
  2. 2 Sex chromosome conservation
  3. 3 Sex chromosome diversity
  4. 4 Sex chromosome evolution: model
  5. 5 Sex chromosome evolution: data
  6. 6 Sex chromosome evolution system
  7. 7 Threespine stickleback Y assembly timeline
  8. 8 Threespine stickleback Y assembly!
  9. 9 Three evolutionary strata are consistent with known inversions between X and Y
  10. 10 Testis-biased expression of genes that translocated or duplicated on the Y
  11. 11 Amhy is the candidate sex determination gene in threespine stickleback
  12. 12 Convergence and divergence in sex chromosome evolution
  13. 13 The Stickle Sex Chromosome Team
  14. 14 Quartet strategy to sequence neo-X and neo-Y chromosomes
  15. 15 Differentiation without substantial degeneration on Japan Sea neo-Y
  16. 16 Differentiation without substantial degeneration on blackspotted neo-Y
  17. 17 Gene tree approach to determine whether sex chromosomes are homologous
  18. 18 Different evolutionary trajectories of homologous Y chromosomes
  19. 19 Evolution of Gasterosteus sex chromosomes
  20. 20 Sex chromosome evolution: questions
  21. 21 Japanese species pair
  22. 22 Asymmetric reproductive isolation
  23. 23 Dorsal pricking and dorsal spine length map to the neo-X
  24. 24 Searching for signatures of sexually antagonistic selection on Japan Sea neo-Y
  25. 25 Four candidate peaks in genes associated with psychiatric disorders in humans
  26. 26 Ultimate goal: functional tests for sexually antagonistic fitness effects with CRISPR
  27. 27 Final thoughts

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