HIGHLIGHTS
- who: Jennifer F. Hughes from the Whitehead Institute, Cambridge, MA, USA have published the research: A gene deriving from the ancestral sex chromosomes was lost from the X and retained on the Y chromosome in eutherian mammals, in the Journal: (JOURNAL)
- what: The authors propose that the gene originated in the tetrapod ancestor on the autosome pair that eventually became the proto-X and Y chromosomes in mammals .
- how: For species with or without closely related PRSSLY homologs the authors used BLASTN or TBLASTN respectively.
SUMMARY
The sex chromosomes . . .
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