Evolutionary BiologybioRxiv
A 180 My-old female-specific genome region in sturgeon reveals the oldest known vertebrate sex determining system with undifferentiated sex chromosomes
H. Kuhl, Y. Guiguen, C. Hoehne…·M. Stoeck
The paper identifies a 180 My-old female-specific genome region in sturgeon, revealing an ancient undifferentiated sex chromosome system with ZZ/ZW sex determination.
DOI 10.1098/rstb.2020.0089